DEN - ROM

$245 Find Cheap Flights from Denver to Rome - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Denver to Rome departing on 8/30. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Rome

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Denver to Rome.
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Denver to Rome.
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$638
Typical prices: $761-$1,391
Finnair
Sun 8/9Tue 8/25
DEN - FCO • 1 stop
Cheapest non-stop
$831
United Airlines
Sun 8/9Tue 8/25
DEN - FCO • Non-stop
Top airlines
Cheapest • from $638 (round-trip)
Best reviews • 7.4 score
Airline reviews
Airline reviews
+1
+1
Airline reviews
Airline reviews
+1
Nonstop flights
You can fly direct with United Airlines. Average duration is 10h 35m
Direct flights
Direct flights
+1
+1
Direct flights
Direct flights
+1
Top routes
Cheapest
Most popular
Insights
Insights
Insights
Insights
Top layover airports
Cheapest • Avg $566 (round-trip)
Shortest trip • 12h 40m (one-way)
Insights
Insights
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 2 weeks in advance save around 65% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
Cheapest • 24% price drop
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Rome!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Denver to Rome (DEN-ROM)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Denver to Rome that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Denver to Rome

Sun, Aug 9 - Tue, Aug 25
Finnair Logo
12:39 pm - 12:05 pm
DEN
-
FCO
15h 26m
1 stop
Finnair Logo
10:00 am - 11:59 pm
FCO
-
DEN
21h 59m
1 stop
$638Finnair
Sat, Nov 7 - Sun, Nov 15
Icelandair Logo
3:40 pm - 2:00 pm
DEN
-
FCO
14h 20m
1 stop
Icelandair Logo
11:25 am - 6:05 pm
FCO
-
DEN
14h 40m
1 stop
$660Icelandair
Sun, Aug 9 - Tue, Aug 25
American Airlines Logo
6:40 pm - 7:20 pm
DEN
-
FCO
16h 40m
1 stop
American Airlines Logo
1:10 pm - 10:15 pm
FCO
-
DEN
17h 05m
1 stop
$715American Airlines
Sun, Aug 9 - Tue, Aug 25
Finnair Logo
12:39 pm - 12:05 pm
DEN
-
FCO
15h 26m
1 stop
Finnair Logo
6:45 pm - 5:37 pm
FCO
-
DEN
30h 52m
2 stops
$718Finnair
Tue, Jul 28 - Wed, Aug 26
British Airways Logo
6:35 pm - 10:35 pm
DEN
-
FCO
20h 00m
1 stop
British Airways Logo
6:45 am - 4:30 pm
FCO
-
DEN
17h 45m
1 stop
$720British Airways
Mon, Jul 27 - Thu, Aug 20
Multiple Airlines Logo
6:35 pm - 8:05 pm
DEN
-
FCO
17h 30m
1 stop
Multiple Airlines Logo
1:10 pm - 11:53 pm
FCO
-
DEN
18h 43m
1 stop
$721Multiple Airlines
Tue, Jul 28 - Wed, Aug 26
Finnair Logo
12:39 pm - 12:05 pm
DEN
-
FCO
15h 26m
1 stop
Finnair Logo
10:30 am - 11:59 pm
FCO
-
DEN
21h 29m
2 stops
$727Finnair
Thu, Nov 26 - Sat, Dec 5
British Airways Logo
5:05 pm - 4:55 pm
DEN
-
FCO
15h 50m
1 stop
British Airways Logo
5:50 pm - 3:10 pm
FCO
-
DEN
29h 20m
1 stop
$730British Airways
Sat, Aug 22 - Sat, Aug 29
American Airlines Logo
11:09 am - 10:20 am
DEN
-
FCO
15h 11m
1 stop
American Airlines Logo
10:00 am - 7:38 pm
FCO
-
DEN
17h 38m
2 stops
$732American Airlines
Tue, Sep 22 - Tue, Sep 29
Multiple Airlines Logo
4:40 pm - 8:20 pm
DEN
-
CIA
19h 40m
2 stops
Multiple Airlines Logo
9:20 am - 7:00 pm
CIA
-
DEN
17h 40m
2 stops
$889Multiple Airlines
Booking Insights

KAYAK's insights & trends for Denver to Rome flights

Get data-powered insights and trends into flights from Denver to Rome to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Denver to Rome?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Denver to Rome departing in August.

What is the cheapest Denver to Rome flight route?

Data is based on round-trip flight searches on KAYAK over the past month.

The cheapest return flight from Denver to Rome costs $1,056 on the route between Denver (DEN) and Rome Fiumicino Airport (FCO). It is also the most popular route.

What’s the cheapest day of the week to fly from Denver to Rome?

The average price of all round-trip flights from Denver to Rome clicked on KAYAK for each day over the last 12 months.

If your flying dates are flexible, you should consider flying to Rome on a Wednesday, as we generally find the cheapest rates on that day for this route. On the other hand, Thursday is the most expensive day to fly from Denver to Rome. For your return ticket, we recommend flying on a Sunday and avoiding Wednesdays for the best deals.

What is the cheapest month to fly from Denver to Rome?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Denver to Rome, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Denver to Rome is November, where tickets cost $363 (return) on average. On the other hand, the most expensive months are July and January, where the average cost of round-trip tickets is $743 and $529 respectively.

How far in advance should I book a flight from Denver to Rome?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Denver to Rome, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Denver to Rome, you should book around 2 weeks before departure, which saves you about 65% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 2 weeks before departure.

Expert advice

Expert advice for your flight from Denver to Rome

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Duncan Madden

Duncan Madden

Expert on FCO

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Harriet Baskas

Harriet Baskas

Expert on DEN

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Good to know

Low seasonJanuary
Cheapest flight$245
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly with an average 5% increase in price.
Flight from Denver to Rome Fiumicino Airport

When to book flights from Denver to Rome

Are your dates flexible? Find out the best times to travel from Denver to Rome based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Denver to Rome

  • What airlines fly from Denver to Rome?

    Some of the airlines you can book your flight with to Rome include Frontier Airlines, British Airways, Lufthansa, American Airlines, and United Airlines. There are no non-stop flights to Rome, and for one-stop flights, you could make a stop at either Dallas or Frankfurt.

  • What can you do to relax at Denver Airport as you wait for your flight?

    You can relax, get a massage, manicure, or pedicure at the XpresSpa, or interact with the CATS therapy squad and pet dogs to your heart's content. For some quiet time, there's a chapel and an Islamic prayer hall, and if you need to get your fix, you can pay about $5 to smoke at the Smokin'Bear Lounge.

  • How do I reach Downtown Rome fast from both airports?

    The fastest way from Leonardo da Vinci International Airport-Fiumicino (FCO) is via the Leonardo Express train or the local FL1 train outside Terminal 3. From Rome Ciampino Giovan Battista Pastine Airport (CIA), the buses are the preferred option. You have three options, SitBus outside Terminal 3, Terravision buses at stop Number 1 outside the arrivals area, and the Rome Airport Bus at stop Number 2 outside the terminal.

  • Which Rome airport should I fly into?

    Rome Fiumicino Airport (FCO) is the bigger of the two, so security lines will be longer and the crowds larger. Rome Ciampino (CIA) is closer to downtown Rome, and the trip is relatively cheaper, but you'll have fewer amenities. Still, Fiumicino has a better transport connection to the city and more amenities. While CIA has budget flights, you could layover in three cities instead of one at FCO.

  • Can I fly directly from Denver to Rome?

    Unfortunately, if you are looking for a nonstop flight from DEN to one of Rome’s airports (FCO or CIA), there are none available at this time. However, you will be glad to know that most journeys from Denver to Rome, regardless of the arrival airport, offer flights with only one layover.

  • What other cities besides Rome do Leonardo da Vinci Airport and Ciampino Airport serve?

    FCO is located about 18 miles from Rome’s city center and is almost directly on Italy’s coastline. As a result, this airport is a good entry point if you want to travel to coastal cities like Santa Marinella or Latina. CIA, on the other hand, is closer to Rome’s city center and is more inland. This is a good entry point if you will be traveling to other inland cities such as Tivoli, Terni, or Perugia.

  • Can I exchange my US dollars for euros before I depart from Denver International Airport?

    Yes, there are several currency exchange offices available at DEN if you want to change money before you travel. These World Wide Money Exchange locations can be found in the Center Core of the A gates, the Center Core of the B gates, and in the Jeppesen Terminal on level 5.

  • Can I reach the city center of Rome from Leonardo da Vinci Airport and/or Ciampino Airport via rideshare when I land?

    Yes, you will find that rideshare apps operate from both FCO and CIA. At FCO, Share Now, Enjoy, and Drivalia E-Go! provide these services. You will meet your ride at the upper floor of the Short Stay parking lot at Terminal 1. At CIA, these services are provided only by Share Now and Enjoy. The pickup point is at the parking lot P5.

  • What are some common layovers on the journey from Denver to Rome?

    The airline you choose to fly with and the destination airport will determine where you layover will occur. Most flights from Denver will land at FCO. For example, Swiss Airlines offers a 2-layover flight with stops in Chicago (ORD) and Zurich (ZRH). Lufthansa and United typically have a stop in Munich (MUC), while Delta Air Lines and Air France typically stop in Paris (CDG). Occasionally, Lufthansa will offer a flight with a layover at Washington Dulles (IAD). American Airlines will usually have a stop in Philadelphia (PHL).

  • What documents will I need in order to fly from Denver to Rome?

    American citizens will need to bring a valid passport with them when flying from Denver to Rome. You do not need to obtain a visa before your flight for this trip unless you plan on staying for more than 90 days. You may be asked to show proof of your return ticket at the customs desk. 

  • What is the cheapest flight from Denver to Rome?

    In the last 5 days, the lowest price for a flight from Denver to Rome was $245 for a one-way ticket and $638 for a round-trip.

  • Do I need a passport to fly between Denver and Rome?

    Yes, you’ll need a passport to travel to Rome from Denver.

  • Which airports will I be using when flying from Denver to Rome?

    Denver is served by only 1 airport and there are 2 airports in Rome. You will leave Denver from Denver Intl and you will be arriving in Rome at one of these airports: Rome Ciampino or Rome Fiumicino.

  • Which aircraft models fly most regularly from Denver to Rome?

    The Boeing 787-9 Dreamliner is the aircraft model that flies most regularly on the Denver to Rome flight route.

  • Which airline alliances offer flights from Denver to Rome?

    oneworld, and Star Alliance are the airline alliances operating flights between Denver and Rome, with oneworld being the most commonly used for this route.

  • On which days can I fly direct from Denver to Rome?

    There are nonstop flights from Denver to Rome on a daily basis.

  • Which is the best airline for flights from Denver to Rome, Air France or United Airlines?

    The two airlines most popular with KAYAK users for flights from Denver to Rome are Air France and United Airlines. With an average price for the route of $1,141 and an overall rating of 7.5, Air France is the most popular choice. United Airlines is also a great choice for the route, with an average price of $1,310 and an overall rating of 7.4.

  • How does KAYAK find such low prices on flights from Denver to Rome?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Denver to Rome.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Denver to Rome?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Rome from Denver is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Denver to Rome?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Rome with an airline and back to Denver with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Denver to Rome?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Rome from Denver up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Denver to Rome

  • Looking for a cheap flight? 25% of our users found flights on this route for $748 or less one-way and $1,236 or less round-trip.
  • If you have been looking to travel from Denver, Colorado to Rome, Italy, the city of Denver is served by Denver International Airport (DEN). The airport is about 28 miles from Downtown Denver, and you can use the Denver airport rail, better known as the A-Line, to get there. Catch a ride from Union Station in Downtown Denver and get off at the last stop, Denver Airport.
  • In Rome, you'll find that there are two major airports you can fly into, Leonardo da Vinci International Airport-Fiumicino (FCO) and Rome Ciampino Giovan Battista Pastine Airport (CIA). Rome Ciampino Airport is the closest airport to Rome city center, as it's approximately 9 miles away, while Leonardo da Vinci Airport is quite a distance away at 18 miles.
  • Denver International Airport is a hub for Frontier Airlines and United Airlines. It's also a base for Southwest Airlines. Leonardo da Vinci is a hub for Alitalia and Vueling, while Rome Ciampino Airport is a hub for Ryanair.
  • Denver Airport has some amazing amenities you can take advantage of as you wait for your flight. If you have kids, go on a scavenger hunt for the art installations, including the murals, sculptures, and signage, then catch the underground train for a ride. Because this is Denver, get some world-class beer at Boulder Beer Tap or New Belgium Hub. Also, go through the skywalk and enjoy some museum-quality art displays.
  • If you'll be driving yourself to Downtown Rome and want to wait for the traffic to die down, you can chill at several airline lounges at Leonardo da Vinci Airport. Emirates Airlines and British Airways have lounges with various complimentary services. If you're looking to get a shower, check if you can access the Casa Alitalia Piazza lounges.
  • If you are traveling to either Rome’s Leonardo da Vinci Airport (FCO) or Rome’s Ciampino Airport (CIA) with kids, you will be glad to know that both airports provide nurseries and services for families. However, FCO provides more play areas and nursery locations for those traveling with children, so consider choosing this airport if you need these services.
  • Travelers with reduced mobility going from Denver to Rome will be well cared for when they land at either FCO or CIA in Rome. Both FCO and CIA offer meeting points for PRMs (Persons with Reduced Mobility) as well as wheelchair rental and assistance navigating the airports. If you need to take advantage of these services, contact your airline in advance.
  • Those travelers with an early morning flight out of Denver International Airport (DEN) will be happy to know they can spend the night directly at the airport at the Westin Denver International Airport Hotel. This hotel is located just a few steps away from the main terminal at the airport. Alternatively, you can choose to stay in a hotel nearby that offers free shuttle service to the airport to skip the stressful morning commute.

Prefer to fly direct from Denver to Rome?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Denver Intl to Rome.
Find which airlines fly direct from Denver Intl Airport to Rome, which days they fly and book direct flights.

Direct departures

Denver Intl to Rome

Monday

United Airlines

United Airlines

Tuesday

United Airlines

United Airlines

Wednesday

United Airlines

United Airlines

Thursday

United Airlines

United Airlines

Friday

United Airlines

United Airlines

Saturday

United Airlines

United Airlines

Sunday

United Airlines

United Airlines

See more direct flights

Direct returns

Rome to Denver Intl

Monday

United Airlines

United Airlines

Tuesday

United Airlines

United Airlines

Wednesday

United Airlines

United Airlines

Thursday

United Airlines

United Airlines

Friday

United Airlines

United Airlines

Saturday

United Airlines

United Airlines

Sunday

United Airlines

United Airlines

See more direct flights

Reviews of the top 5 airlines serving from Denver to Rome

 
See real verified KAYAK customer reviews for airlines flying from Denver to Rome. Airline scores are aggregated from all reviews left by passengers on KAYAK after flying with an airline. KAYAK doesn’t show reviews that are older than 5 years. Learn how KAYAK collects reviews.
Need help choosing which airline to fly with from Denver to Rome? KAYAK airline reviews give an overall score for each airline based on loads of factors, including comfort, boarding, in-flight entertainment and more, to make your decision easier. See airline scores according to verified KAYAK customer reviews.
7.4
Turkish AirlinesOverall score based on 4424 reviews
7.3Comfort
7.8Crew
7.5Entertainment
7.5Food
7.3Boarding
Airline reviews

We fly Bussines class and we didn’t feel like it is. Out luggage didn’t arrive and we have to return again next day from our hotel to airport to get them. Still waiting. No information from Turkish airlines Very poor customer service I think booking through kayak it was wrong decision

2.0 MediocreAnonymous, Jun 2026
LAX - IST
Read more Turkish Airlines reviews

We fly Bussines class and we didn’t feel like it is. Out luggage didn’t arrive and we have to return again next day from our hotel to airport to get them. Still waiting. No information from Turkish airlines Very poor customer service I think booking through kayak it was wrong decision

Very good. I was happy that business seats were in a 1-2-1 configuration for the long haul flight. The shorter flight was a 2-2-2 configuration which I do not like as much, but it was a 3 hour flight that I slept through.

It was crowded… the bathrooms dirty and smelly. The seats have been made even smaller.

Good overall. Seat spacing a bit tight between IST and ISB.

Excellent staff despite some trying passenger situations. Very impressed with their good attitudes and kindness.

Service was slow and checked bag was off last evening when flying business

Ordered Vegan meal - it was ok, but not exceptional. Seat ok row 39 middle section aisle. Nearly full flight - crew was busy but they did the best they could. There was a USB A port at the seat. I listened to my own music and only looked at flight information. One nice thing was the connection information was made available in the screen.

One of the worst check in process at the DIA as well as the boarding counter Changed seat at the last minute and assigned middle seat while I paid for window seat. Requested many times but to no avail . horrible customer service and very poor process Requesting refund for seat that was changed last minute

Pretty standard for long haul international flying. Food was fine, tv/movie selection was great, wifi did not work at all, crew was pleasant enough.

Good experience with Turkish Airlines. We will be back with Turkish in the future and look forward to upgraded business class on the 777 beginning in 2025 and on the Airbus 350 now.

I needed internet for critical matters and it never worked.

Very easy ! Use the kiosk and bag drop and right to security within 10 min

The entertainment they offer could use some games, and maybe they could add some cookies to the snack menu. And the automated messages are a bit repetitive. But it was comfortable temperature wise and the seats were comfortable. The crew is very polite and helpful

This planes staff was top tier. Everything went great and had a great flight home.

Destroyed my suitcase. Tired of talking about it. Cancelling my unite mileage plus account.

New plane was lovely. Crew customer service is always lax but expected. Kraft on time and arrived safely.

It was a short flight so I was expecting too much

Had a one hour delay due to mechanical issue. I didn’t think I’d be able to make my connecting flight, but they waited for me and greeted me when I arrived to help things run smooth.

O’hsre taxi and deboarding took 40 minutes. Needed 20 minutes extra time between connecting flights to avoid running through terminal.

Was great in general, try to respect time and excuses when slight changes have been made, appreciated!

The check in and boarding process was smooth, and the flight was fine.

The free WiFi was great so I could stream movies during the flight. I would like to have movies available instead of on my device. Thanks!

We had a wonderful experience with Aer Lingus. The seats were too close for the long trip. The crew was absolutely perfect. They were so caring and thoughtful! My husband did not have a good experience with Air Lingus on the phone when trying to take care of getting better seating because he is disabled and needed a wheelchair prior to the day of our flight! Mariam R. in Boston was so helpful with seating and getting help for my husband. Filip Pytka who works for OCS was extremely helpful! He made sure that we had the lift because my husband could not climb the stairs to get onto the airplane. He took us from the gate all the way down to where we needed to be.

We were an hour and a half late, which caused my rental car company to cancel my reservation. We had no car, had to take a taxi to our hotel, and then a taxi back to get a new car the next day. Sometimes lack of on-time performance can end up costing the passenger a lot of money, none of which is covered by the airline that operated the late flight.

Overall good experience. But seats were small and uncomfortable for the price. Good entertainment, staff friendly and attentive.

Smooth quiet flight take off and landing both excellent. Food was mediocre. Boarding at gate was disorganized and unacceptable.

Very good trip. Nice clean aircraft. Helpful and friendly crew.

Crew members Grainne and Karen were extremely rude and unprofessional

Terrible. The test of an airline is how they deal with problems. There is very little to differentiate between airlines. Aer Lingus failed absolutely. They lost one of my bags even though we had more than a 2 hour connection in Dublin. Trying to get it back has been awful. In checking on line I can see that the bag is in Edinburgh and it was supposed to be delivered today. It wasn't. The number we have in the UK doesn't answer. I had to pay for an international call to speak to somebody. All the woman at the call centre could say was be patient wait. I can tell you when it will be delivered nor can I tell you who the courier is.

We couldn't talk to aer lingus we had issues with the flight change and aer lingus made us talk to kayak

Good. Rxception is the Entertainment - movies and TV shows all out of date…

I liked the crew but not the uncomfortable seats and lack of movie and tv selection.

They cancelled our connecting flight resulting in another layover reaching our final destination 8 hours later than scheduled.

On-time arrivals and departures. Crew helpful and friendly. Yet everything costs extra: seat selection, food, even airphones!

I had no idea that my ticket only paid for my right to get on the plane. They charged me $130 for my carry-on bag because it was 1 inch too big she claimed but it wasn’t! Then they wanted another fee for everything. I had no idea that Icelandair had changed to such a bargain basement airline. I was very disappointed.

Second time with Saga Premium, everything was fab, but the entertainment centre on both my flights didn't work, plus the seat on the NY to Rek flight (Airbus) was so solid and so uncomfortable. The 737Max flight's seat was much, much better.

Problems checking in both on the laptop and on the app. No free seating available at check-in as advertised - must pay for EVERY seat between $23 and $75. No way to cancel seat choice. App menus and site menus are not responsive, and some items are impossible to find. Crew and mobile assistance are friendly and helpful.

Worst airline I’ve ever flown. Delayed 5.5 hrs, missed connecting flight, and missed an entire day of vacation. Zero customer service

Everything sucked. No food, one small glass of water, a tiny coffee, 5.5 hour delay with no customer service. Would never recommend flying them.

Great crew, bumpy landings and two hour wait for bags with no communication or explanation. Will not fly again!

Very, very tight legroom. They must’ve jammed in an additional few rows of seat seating. Denver to Munich was the least legroom I’ve ever had on any flight, let alone a multi hour international journey. I will not take that flight again.

Very good, i got two seats for myself, and was comfortable with the blanket i got

Food is too little (in volume) and too spicy.. There are no snacks in the back of the plane in between meals.

We had a 1 1/2 hour delay before we left Denver. When we arrive to Frankfort, they didn’t announce that people with connecting flights to exit the plane first. My next flight was already boarding when we we taxiing in to the gate. I waited another 10 minutes to get off the plane. I had to run to catch my next flight. I mean run! I made it with one minute to spare, but my luggage did not. My luggage came two hours later on a different flight.

Both flights were delayed and we missed our connection. Our second flight was delayed 3 times. I have always had great service and never any problems with my flights on Lufthansa. My last two flights were, unfortunately, awful. I fly quite often to Germany and have had better luck with United than Lufthansa.

Excellent staff and flight experience. Would rather that I had upgraded to Premium Economy for extra space, but I will know to do it next time.

It was my first experience in business class. It was everything I expected and more. Service was impeccable, food was delicious and I felt rested once I arrived to London

Sorry, I’m not a fan of United. The seats are just too cramped and uncomfortable if you are traveling very far.

Zero legroom or space in economy. Flight was delayed into Munich causing a missed connecting flight and other missed bookings. :(

A major problem at the Frankfurt terminal. You see your connecting flight is on concourse A and you see signs for A, but when you start to walk out to A, only then do you find A is in another terminal which requires a bus ride, passport control and customs. If you sit around in the first terminal too long, you can miss your flight. We made ours.

Everything you need to know for your flight from Denver to Rome

Information on your arrival and departure airports