DEN - SNN

$327 Find Cheap Flights from Denver to Shannon - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$723
Typical prices: $677-$983
United Airlines
Fri 4/13Fri 4/20
DEN - SNN • 1 stop
Cheapest one-way
$327
Typical prices: $370-$522
Multiple Airlines
Sun 11/11
DEN - SNN • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Denver and Shannon. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
January
Cheapest • 25% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
London Heathrow (LHR)
Cheapest • Avg $735 (round-trip)
Newark (EWR)
Shortest trip • 13h 08m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Denver to Shannon (DEN-SNN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Denver to Shannon

Tue, Apr 13 - Tue, Apr 20
United Airlines Logo
12:30 pm - 10:15 amDEN  Denver Intl-SNN Shannon
14h 45m1 stop Newark
United Airlines Logo
12:30 pm - 9:25 pmSNN  Shannon-DEN Denver Intl
15h 55m1 stop Newark
$723United Airlines
Tue, Apr 13 - Tue, Apr 20
United Airlines Logo
11:15 am - 10:15 amDEN  Denver Intl-SNN Shannon
16h 00m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
12:30 pm - 6:58 pmSNN  Shannon-DEN Denver Intl
13h 28m1 stop Newark
$723United Airlines
Tue, Apr 13 - Tue, Apr 20
United Airlines Logo
11:15 am - 10:15 amDEN  Denver Intl-SNN Shannon
16h 00m2 stops Washington, D.C. Dulles Intl Newark
United Airlines Logo
12:30 pm - 11:27 pmSNN  Shannon-DEN Denver Intl
17h 57m2 stops Newark Houston George Bush Intcntl
$727United Airlines
Sat, Dec 5 - Sat, Dec 12
Multiple Airlines Logo
1:30 pm - 11:30 amDEN  Denver Intl-SNN Shannon
15h 00m2 stops Toronto Pearson Intl London Heathrow
Multiple Airlines Logo
7:50 am - 8:27 pmSNN  Shannon-DEN Denver Intl
19h 37m2 stops London Heathrow Montreal Pierre Elliott Trudeau Intl
$924Multiple Airlines
Mon, Nov 30 - Mon, Dec 7
Air Canada Logo
8:15 am - 4:45 pmDEN  Denver Intl-SNN Shannon
25h 30m2 stops Vancouver Intl London Heathrow
Air Canada Logo
7:50 am - 8:37 amSNN  Shannon-DEN Denver Intl
31h 47m2 stops London Heathrow Calgary
$930Air Canada
Sat, Nov 14 - Sat, Nov 21
Multiple Airlines Logo
8:15 am - 4:45 pmDEN  Denver Intl-SNN Shannon
25h 30m2 stops Vancouver Intl London Heathrow
Multiple Airlines Logo
7:50 am - 6:13 pmSNN  Shannon-DEN Denver Intl
41h 23m2 stops London Heathrow Vancouver Intl
$930Multiple Airlines
Sun, Jan 31 - Thu, Feb 4
British Airways Logo
5:01 pm - 4:45 pmDEN  Denver Intl-SNN Shannon
16h 44m1 stop London Heathrow
British Airways Logo
7:50 am - 3:10 pmSNN  Shannon-DEN Denver Intl
14h 20m1 stop London Heathrow
$983British Airways
Sun, Jan 31 - Wed, Feb 3
British Airways Logo
5:01 pm - 4:45 pmDEN  Denver Intl-SNN Shannon
16h 44m1 stop London Heathrow
British Airways Logo
8:05 pm - 3:10 pmSNN  Shannon-DEN Denver Intl
26h 05m1 stop London Heathrow
$983British Airways
Fri, Nov 20 - Fri, Nov 27
American Airlines Logo
7:29 am - 5:50 amDEN  Denver Intl-SNN Shannon
15h 21m2 stops Dallas/Fort Worth Boston Logan Intl
American Airlines Logo
2:00 pm - 11:59 pmSNN  Shannon-DEN Denver Intl
16h 59m2 stops Boston Logan Intl Dallas/Fort Worth
$1,391American Airlines
Thu, Dec 17 - Tue, Dec 29
American Airlines Logo
12:21 pm - 11:30 amDEN  Denver Intl-SNN Shannon
16h 09m2 stops Chicago O'Hare Intl London Heathrow
American Airlines Logo
7:50 am - 12:32 amSNN  Shannon-DEN Denver Intl
23h 42m2 stops London Heathrow Chicago O'Hare Intl
$1,760American Airlines
Booking Insights

Price, demand and travel trends for Denver to Shannon flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

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

Round-trip flights from Denver to Shannon typically range from $677 to $983. The lowest price found in the past 5 days was $723, on United Airlines.

What's the cheapest day of the week to fly from Denver to Shannon?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Denver to Shannon. It’s 13% cheaper than the average day, while Friday is the most expensive, with prices 26% higher.

What’s the cheapest month to fly from Denver to Shannon?

•January is the cheapest month to fly from Denver to Shannon at $599 round-trip.
•November ($1,445) and June ($1,077) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 141% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Denver to Shannon flights

Low season

December

Cheapest flight

$327
Beat the crowds with an average 89% drop in travelers.
The most popular month to fly with an average 82% increase in travelers.
One-way flight from Denver to Shannon

When to book flights from Denver to Shannon

Are your dates flexible? Find out the best times to travel from Denver to Shannon based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Denver to Shannon flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Denver to Shannon?

    Two cabin classes are available on flights from Denver to Shannon:

    • Economy Class
    • Premium Economy Class

  • How long is a flight from Denver to Shannon?

    A nonstop flight from Denver to Shannon takes 00m, covering 4,309 miles.

  • Do I need a passport to fly from Denver to Shannon?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Denver to Shannon flight?

    Round-trip flights from Denver to Shannon range from $677 to $983, with an average of $795 over the past 12 months. Anything below $677 counts as a good deal.

  • Have flight prices from Denver to Shannon changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $723 to $1,982. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Denver to Shannon looking right now?

    One-way fares from Denver to Shannon are currently lower than usual. Average one-way flight prices are about $391, which is 16% below the typical average for this route.

  • What car rental options are available at Shannon Airport (SNN)?

    Shannon Airport (SNN) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

    • Budget
    • Sixt
    • Europcar
    • Easirent
    • Thrifty

  • Which airports can I use when flying from Denver to Shannon?

    Flights from Denver to Shannon usually depart from Denver Intl (DEN) and arrive at Shannon (SNN).

  • Which airports do connecting flights from Denver to Shannon pass through?

    One-stop flights from Denver to Shannon most commonly connect through:

    • Chicago O'Hare Intl (ORD) - 39% of one-stop connections
    • Newark (EWR) - 30% of one-stop connections
    • London Heathrow (LHR) - 26% of one-stop connections
    • New York John F Kennedy Intl (JFK) - 6% of one-stop connections

  • Can I save money by using flexible dates for flights from Denver to Shannon?

    Yes. Flexible dates can save you up to 31% on flights from Denver to Shannon. Tuesday is the cheapest departure day at $698 round-trip on average, while Friday is the most expensive at $1,007, a difference of $309.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Denver to Shannon?

    Flying via Newark (EWR) gives the shortest average 1-stop total travel time at 13h 08m, compared with 13h 49m via Chicago O'Hare Intl (ORD) and 15h 19m via London Heathrow (LHR).

  • What is the time difference between Denver and Shannon?

    Shannon is 7 hours ahead of Denver (Irish Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Denver to Shannon flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Friday. On this route, Tuesday flights average $698, about $309 less than Friday fares (31% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Denver to Shannon trip for January. Fares historically average $599 round-trip in that month - typically $846 less than the most expensive month, which is November (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Shannon Airport.

    • Park Inn by Radisson Shannon Airport
    • Treacys Oakwood Hotel, Shannon
    • Carrygerry Country House

More options for your flight from Denver to Shannon

Complete your trip to Shannon with a hotel stay or car rental

Car rentals in Shannon
Hotels in Shannon