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$243+ Cheap flights from Oslo Gardermoen (OSL) to Chicago (CHI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — CHI
feb. 25 — mar. 41
mié. 2/25
mié. 3/4
1 adult, Economy
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Cheap flight deals from Oslo Gardermoen to Chicago

Cheapest flights from Oslo Gardermoen to Chicago
Explore the most affordable flight options available from Oslo Gardermoen to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 26, 2026.

This Ticket deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/181:50 pm
OSL
-
ORD
1 stop11h 25m
Icelandair
dom. 4/267:25 pm
ORD
-
OSL
1 stop10h 10m
Icelandair
Deal found 1/26$389
This Ticket deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/89:30 pm
OSL
-
ORD
1 stop26h 50m
Icelandair
sáb. 2/216:30 pm
ORD
-
OSL
1 stop10h 05m
Icelandair
Deal found 1/25$407
This Travelis deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/181:50 pm
OSL
-
ORD
1 stop11h 25m
Icelandair
sáb. 4/257:25 pm
ORD
-
OSL
1 stop13h 00m
Icelandair
Deal found 1/26$415
This Cheapflightsfares deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/155:05 pm
OSL
-
ORD
1 stop26h 25m
Multiple Airlines
dom. 6/219:15 pm
ORD
-
OSL
1 stop19h 25m
Multiple Airlines
Deal found 1/25$424
This Ticket deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/99:25 am
OSL
-
ORD
1 stop11h 55m
KLM
lun. 2/234:25 pm
ORD
-
OSL
1 stop16h 50m
KLM
Deal found 1/26$451
This FlightHub deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/121:50 pm
OSL
-
ORD
1 stop11h 25m
Icelandair
lun. 5/1810:25 pm
ORD
-
OSL
1 stop10h 00m
Icelandair
Deal found 1/26$455
This Ticket deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/99:25 am
OSL
-
MDW
2 stops16h 11m
KLM
lun. 2/2310:49 am
MDW
-
OSL
2 stops14h 51m
KLM
Deal found 1/26$455
This Ticket deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/188:50 pm
OSL
-
ORD
2 stops25h 10m
Finnair
dom. 4/269:30 pm
ORD
-
OSL
1 stop12h 05m
Finnair
Deal found 1/26$464
This Ticket deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/97:20 am
OSL
-
ORD
2 stops17h 22m
British Airways
lun. 2/239:45 pm
ORD
-
OSL
1 stop17h 55m
British Airways
Deal found 1/26$479
This Finnair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/107:45 am
OSL
-
ORD
1 stop14h 15m
Multiple Airlines
dom. 9/610:35 pm
ORD
-
OSL
1 stop18h 05m
Multiple Airlines
Deal found 1/25$482
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/188:00 am
OSL
-
MDW
2 stops17h 36m
Delta
dom. 4/266:38 pm
MDW
-
OSL
2 stops14h 42m
Delta
Deal found 1/26$520
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/188:00 am
OSL
-
MDW
2 stops17h 36m
Delta
sáb. 4/251:23 pm
MDW
-
OSL
2 stops14h 42m
Delta
Deal found 1/26$557

Find flight deals from Oslo Gardermoen to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Oslo Gardermoen (OSL) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$389
(Ticket)

One-way from

$243
(Mytrip)

Popular in

July

Cheapest in

November

Average price

$479
Provider with most accurate pricing for Oslo Gardermoen-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Oslo Gardermoen-Chicago (CHI) flights.
Search Deals
From Oslo Gardermoen to Chicago (CHI)
Search Deals
One-way flight from Oslo Gardermoen to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oslo Gardermoen to Chicago that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 26, 2026.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Chicago that are best for you.

Fly from

Oslo Gardermoen

Fly to

Chicago

Route

Depart

Return

Price

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

mar. 5/19

4:30 pm-9:25 pm

1 stop11h 55m

Chicago O'Hare Intl

mar. 5/26

10:25 pm-3:25 pm

1 stop10h 00m

$455

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

mar. 5/19

9:20 am-2:15 pm

1 stop11h 55m

Chicago O'Hare Intl

mar. 5/26

2:10 pm-1:45 pm

2 stops16h 35m

$491

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

mar. 6/9

7:45 am-3:00 pm

1 stop14h 15m

Chicago O'Hare Intl

mié. 6/17

6:00 pm-7:15 pm

1 stop18h 15m

$496

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

lun. 6/15

8:30 pm-3:00 pm

2 stops25h 30m

Chicago O'Hare Intl

dom. 6/21

9:15 pm-11:40 pm

1 stop19h 25m

$497

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

lun. 2/9

6:30 am-6:45 pm

2 stops19h 15m

Chicago O'Hare Intl

lun. 2/23

10:36 am-8:40 am

2 stops15h 04m

$510

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

dom. 2/8

9:25 am-9:35 pm

2 stops19h 10m

Chicago O'Hare Intl

sáb. 2/21

4:25 pm-4:15 pm

1 stop16h 50m

$510

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

sáb. 4/18

8:50 pm-3:00 pm

2 stops25h 10m

Chicago O'Hare Intl

dom. 4/26

4:16 pm-4:35 pm

2 stops17h 19m

$518

OsloChicago

OSL - MDW

OSLMDW

Oslo Gardermoen

sáb. 4/18

8:00 am-6:36 pm

2 stops17h 36m

Chicago Midway

dom. 4/26

6:38 pm-4:20 pm

2 stops14h 42m

$520

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

jue. 3/12

7:05 am-7:45 pm

1 stop18h 40m

Chicago O'Hare Intl

jue. 3/19

4:21 pm-2:15 pm

2 stops15h 54m

$542

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

sáb. 4/18

6:15 am-8:00 am

2 stops32h 45m

Chicago O'Hare Intl

sáb. 4/25

1:00 pm-12:15 pm

2 stops16h 15m

$556

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 39 results
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Compare providers for flights from Oslo Gardermoen to Chicago

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oslo Gardermoen to Chicago in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Oslo Gardermoen Airport-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oslo Gardermoen Airport-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oslo Gardermoen Airport-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oslo Gardermoen Airport-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Oslo Gardermoen Airport-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Oslo Gardermoen to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Oslo Gardermoen with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oslo Gardermoen Airport to Chicago

How far ahead should I book a flight from Oslo Gardermoen Airport to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Oslo Gardermoen to Chicago. Price data was last updated on January 23, 2026.

The price you pay for your flight from Oslo Gardermoen Airport to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Oslo Gardermoen Airport to Chicago?

Currently, April is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Chicago (average of $340). Flying from Oslo Gardermoen Airport to Chicago in July is currently the most expensive (average of $565). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How often are flights from Oslo to Chicago delayed?

About 50% of weekly flights between Oslo and Chicago have experienced delays in the past year, with the average delay time being 29 minutes.

What is the most punctual flight time for Oslo to Chicago flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Oslo to Chicago flights?

Over the last year, Qatar Airways have had the lowest number of delays on this route, with just 100% of flights being delayed.

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated enero 26, 2026.
See what other customers who have flown with Scandinavian Airlines, Icelandair, and Lufthansa from Oslo Gardermoen Airport to Chicago have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Scandinavian Airlines
7.3
Good
1,669 reviews

Crew

8.0

Comfort

7.3

Food

6.7

Boarding

7.6

Entertainment

6.7

Overall

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2026

CPH - FRA

Very bad experience, my baggage didn’t arrive resulting In lots of future flight and hotel cancellation. I won’t recommend this flight to anyone.
Scandinavian Airlines
7.3
Good
1,669 reviews
Scandinavian Airlines
7.3
Good
1,669 reviews

Crew

8.0

Comfort

7.3

Food

6.7

Boarding

7.6

Entertainment

6.7

Overall

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2026

CPH - FRA

Very bad experience, my baggage didn’t arrive resulting In lots of future flight and hotel cancellation. I won’t recommend this flight to anyone.
Icelandair
7.1
Good
603 reviews
Scandinavian Airlines
7.3
Good
1,669 reviews

Crew

8.0

Comfort

7.3

Food

6.7

Boarding

7.6

Entertainment

6.7

Overall

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2026

CPH - FRA

Very bad experience, my baggage didn’t arrive resulting In lots of future flight and hotel cancellation. I won’t recommend this flight to anyone.
Lufthansa
6.8
Okay
7,747 reviews
Scandinavian Airlines
7.3
Good
1,669 reviews

Crew

8.0

Comfort

7.3

Food

6.7

Boarding

7.6

Entertainment

6.7

Overall

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2026

CPH - FRA

Very bad experience, my baggage didn’t arrive resulting In lots of future flight and hotel cancellation. I won’t recommend this flight to anyone.

Related info for your journey

Find useful and relevant information for your journey from Oslo Gardermoen to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Oslo Gardermoen Airport to Chicago?

    A quick flight from Oslo Gardermoen Airport to Chicago can take about 11h 55m. Icelandair provides one of the quickest options available for as low as $455. Oslo Gardermoen Airport and Chicago are separated by a distance of 4039 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Oslo Gardermoen Airport to Chicago one-way?

    One-way options have recently been found by users for as low as $398 on British Airways. Other airlines that offer cheap prices include Icelandair from $437 and Scandinavian Airlines from $502 one-way.

  • Can I find deals for flights from Oslo Gardermoen to Chicago that include hotel bookings?

    Yes. In addition to deals on Oslo Gardermoen to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oslo Gardermoen to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oslo Gardermoen to Chicago.

  • Can I find deals for business class flights from Oslo Gardermoen to Chicago?

    Yes. Cheapflights offers flight deals from Oslo Gardermoen to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oslo Gardermoen Airport to Chicago?

    Currently, April is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Chicago (average of $340). Flying from Oslo Gardermoen Airport to Chicago in July is currently the most expensive (average of $565). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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