OSL - ORD

$286 Find Cheap Flights from Oslo to Chicago

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Oslo to O'Hare Intl departing on 12/16. 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

KAYAK searches hundreds of travel sites at once for deals on flights to Chicago O'Hare Intl Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Oslo to Chicago, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Oslo to Chicago, as well as popular online travel agencies
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Flight Deals

Cheap Flights from Oslo to Chicago (OSL-ORD)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Oslo to Chicago 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 Oslo to O'Hare Intl

Fri, Oct 17 - Thu, Oct 30
Icelandair Logo
4:30 pm - 9:15 pmOSL-ORD
11h 45m1 stop
Icelandair Logo
7:30 pm - 11:35 amORD-OSL
10h 05m1 stop
$418Icelandair
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Fri, Oct 17 - Thu, Oct 30
Icelandair Logo
4:30 pm - 9:15 pmOSL-ORD
11h 45m1 stop
Icelandair Logo
7:30 pm - 11:35 amORD-OSL
10h 05m1 stop
$419Icelandair
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Thu, Oct 23 - Sun, Nov 30
British Airways Logo
7:45 am - 2:40 pmOSL-ORD
13h 55m1 stop
British Airways Logo
8:45 pm - 10:55 amORD-OSL
31h 10m2 stops
$452British Airways
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Thu, Oct 23 - Sun, Nov 30
KLM Logo
6:30 am - 2:10 pmOSL-ORD
14h 40m1 stop
KLM Logo
4:25 pm - 11:50 amORD-OSL
12h 25m1 stop
$459KLM
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Thu, Oct 23 - Tue, Oct 28
American Airlines Logo
7:45 am - 2:40 pmOSL-ORD
13h 55m1 stop
American Airlines Logo
9:45 pm - 10:40 pmORD-OSL
18h 55m1 stop
$462American Airlines
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Thu, Oct 23 - Tue, Oct 28
Delta Logo
6:30 am - 2:10 pmOSL-ORD
14h 40m1 stop
Delta Logo
4:56 pm - 1:50 pmORD-OSL
14h 54m2 stops
$464Delta
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Thu, Dec 4 - Mon, Dec 8
American Airlines Logo
7:05 am - 5:00 pmOSL-ORD
16h 55m1 stop
American Airlines Logo
8:45 pm - 10:55 amORD-OSL
31h 10m1 stop
$465American Airlines
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Thu, Oct 23 - Tue, Oct 28
Delta Logo
9:20 am - 6:14 pmOSL-ORD
15h 54m2 stops
Delta Logo
4:56 pm - 1:50 pmORD-OSL
14h 54m2 stops
$470Delta
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Thu, Dec 4 - Mon, Dec 8
British Airways Logo
7:05 am - 11:26 pmOSL-ORD
23h 21m2 stops
British Airways Logo
6:35 pm - 10:40 pmORD-OSL
21h 05m2 stops
$473British Airways
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Sun, Oct 12 - Sun, Oct 19
KLM Logo
5:20 pm - 2:40 pmOSL-ORD
28h 20m1 stop
KLM Logo
4:15 pm - 11:05 amORD-OSL
11h 50m1 stop
$485KLM
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Everything you should know

When to book
2 weeks
in advance
Our data shows that travelers who book at least 2 weeks in advance save around 37% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
September
Cheapest • 17% price drop
June
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Cheapest round-trip
$418
Overall average: $586
Icelandair
Fri 10/17Thu 10/30
OSL - ORD • 1 stop
Cheapest one-way
$286
Multiple Airlines
Tue 12/16
OSL - ORD • 1 stop
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to O'Hare Intl!
Booking Insights

KAYAK's insights & trends for Oslo to O'Hare Intl flights

Get data-powered insights and trends into flights from Oslo to O'Hare Intl to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Oslo to Chicago?

The average price of all round-trip flights from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport clicked on KAYAK for each day over the last 12 months.

When flying from Oslo to Chicago, you should consider leaving on a Thursday and avoid Saturdays if you are looking for the best rates. For your return to Oslo, you’ll find the best rates on Tuesdays and the most expensive ones on Saturdays.

What is the cheapest month to fly from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport, 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 Oslo Gardermoen Airport to Chicago O'Hare Intl Airport is September, where tickets cost $468 (return) on average. On the other hand, the most expensive months are July and August, where the average cost of round-trip tickets is $732 and $630 respectively.

How far in advance should I book a flight from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport, 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 Oslo Gardermoen Airport to Chicago O'Hare Intl Airport, you should book around 2 weeks before departure, which saves you about 37% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 25 weeks before departure.

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Good to know

Low seasonMarch
Cheapest flight$286
Best time to beat the crowds with an average 1% drop in price.
Most popular time to fly with an average 8% increase in price.
Flight from Oslo to Chicago

When to book flights from Oslo to O'Hare Intl

Are your dates flexible? Find out the best times to travel from Oslo to O'Hare Intl 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 Oslo to Chicago flights

  • What is the cheapest flight from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport?

    In the last 3 days, the lowest price for a flight from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport was $286 for a one-way ticket and $418 for a round-trip.

  • Do I need a passport to fly between Oslo and Chicago?

    A passport is required to fly from Oslo to Chicago.

  • Which aircraft models fly most regularly from Oslo to Chicago?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Oslo to Chicago?

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

  • How does KAYAK find such low prices on flights from Oslo to Chicago?

    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 Oslo to Chicago.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from Oslo 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 Oslo to Chicago?

    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 Chicago with an airline and back to Oslo with another airline. Booking your flights between Oslo and ORD can sometimes prove cheaper using this method.

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

    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 Chicago from Oslo up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Oslo to O'Hare Intl

Information on your arrival and departure airports

Oslo (OSL)
O'Hare Intl (ORD)

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