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Oslo Gardermoen

$180+ Cheap flights from Chicago (CHI) to Oslo Gardermoen (OSL)

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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — OSL
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Oslo Gardermoen are usually found in November or October, booked 60 days in advance, depart on a Sunday or Wednesday and return on a Thursday

Find flight deals from Chicago to Oslo Gardermoen

Cheapest flights from Chicago to Oslo Gardermoen
Explore the most affordable flight options available from Chicago to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Ticket deal was found by Cheapflights users on 10/16. 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.
Sat 11/86:30 pmORD - OSL
1 stop10h 05mIcelandair
Mon 11/241:10 pmOSL - ORD
1 stop11h 10mIcelandair
Deal found 10/16$375
This FlightHub deal was found by Cheapflights users on 10/16. 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.
Tue 12/26:30 pmORD - OSL
1 stop10h 05mIcelandair
Mon 12/81:10 pmOSL - ORD
1 stop11h 10mIcelandair
Deal found 10/16$395
This oojo deal was found by Cheapflights users on 10/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:30 pmORD - OSL
1 stop19h 05mIcelandair
Fri 12/51:10 pmOSL - ORD
1 stop11h 10mIcelandair
Deal found 10/14$415
This Justfly.com deal was found by Cheapflights users on 10/15. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:00 amORD - OSL
2 stops19h 20mScandinavian Airlines
Fri 11/218:00 amOSL - ORD
1 stop15h 45mScandinavian Airlines
Deal found 10/15$422
This oojo deal was found by Cheapflights users on 10/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:30 pmORD - OSL
1 stop10h 05mIcelandair
Sun 11/239:30 pmOSL - ORD
1 stop26h 50mIcelandair
Deal found 10/14$450
This Justfly.com deal was found by Cheapflights users on 10/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:10 amORD - OSL
2 stops24h 05mScandinavian Airlines
Tue 11/183:00 pmOSL - ORD
1 stop32h 45mScandinavian Airlines
Deal found 10/14$453
This CrystalTravel deal was found by Cheapflights users on 10/15. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:30 pmORD - OSL
1 stop10h 05mIcelandair
Sun 12/71:05 pmOSL - ORD
1 stop11h 15mIcelandair
Deal found 10/15$455
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:50 pmORD - OSL
1 stop12h 50mLufthansa
Fri 11/211:45 pmOSL - ORD
1 stop13h 20mLufthansa
Deal found 10/15$463
This Cheapflightsfares deal was found by Cheapflights users on 10/16. 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.
Wed 11/269:50 pmORD - OSL
1 stop12h 50mLufthansa
Thu 12/111:45 pmOSL - ORD
1 stop13h 20mLufthansa
Deal found 10/16$464
This oojo deal was found by Cheapflights users on 10/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/306:30 pmORD - OSL
1 stop10h 05mIcelandair
Sun 12/79:30 pmOSL - ORD
1 stop26h 50mIcelandair
Deal found 10/15$467
This Priceline deal was found by Cheapflights users on 10/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/288:15 pmORD - OSL
1 stop14h 40mMultiple Airlines
Fri 12/58:15 amOSL - ORD
2 stops18h 20mMultiple Airlines
Deal found 10/14$468
This Delta deal was found by Cheapflights users on 10/14. 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.
Fri 11/2810:47 amMDW - OSL
2 stops20h 03mDelta
Fri 12/512:40 pmOSL - MDW
2 stops18h 09mDelta
Deal found 10/14$516

Cheap flight deals from Chicago to Oslo Gardermoen

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Oslo Gardermoen (OSL). 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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$375
(Ticket)

One-way from

$180
(TAP AIR PORTUGAL)

Popular in

June

Cheapest in

November

Average price

$533
Provider with most accurate pricing for Chicago (CHI)-Oslo Gardermoen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Oslo Gardermoen flights.
Search Deals
From Chicago (CHI) to Oslo Gardermoen
Search Deals
One-way flight from Chicago (CHI) to Oslo Gardermoen
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($118 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Oslo Gardermoen 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 October 16, 2025.
Use the filters below to find and compare flights from Chicago to Oslo Gardermoen Airport that are best for you.

Fly from

Chicago

Fly to

Oslo Gardermoen

Route

Depart

Return

Price

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 12/2

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Mon 12/8

1:10 pm-5:20 pm

1 stop11h 10m

$395

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 12/3

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Sun 12/7

1:05 pm-5:20 pm

1 stop11h 15m

$455

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Fri 11/14

9:50 pm-5:40 pm

1 stop12h 50m

Oslo Gardermoen

Fri 11/21

1:45 pm-8:05 pm

1 stop13h 20m

$463

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 11/26

9:50 pm-5:40 pm

1 stop12h 50m

Oslo Gardermoen

Thu 12/11

1:45 pm-8:05 pm

1 stop13h 20m

$464

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 12/3

2:00 pm-5:40 pm

2 stops20h 40m

Oslo Gardermoen

Sun 12/7

6:05 am-8:05 pm

1 stop21h 00m

$485

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 11/11

9:50 pm-5:40 pm

1 stop12h 50m

Oslo Gardermoen

Tue 11/18

6:15 am-1:10 pm

1 stop13h 55m

$502

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sat 11/29

5:55 pm-5:40 pm

2 stops40h 45m

Oslo Gardermoen

Fri 12/5

6:15 am-8:10 pm

2 stops20h 55m

$506

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 12/2

6:00 pm-5:40 pm

1 stop16h 40m

Oslo Gardermoen

Mon 12/8

6:15 am-8:10 pm

2 stops20h 55m

$507

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Fri 11/14

6:20 pm-5:40 pm

2 stops16h 20m

Oslo Gardermoen

Fri 11/21

6:15 am-2:55 pm

2 stops15h 40m

$511

ChicagoOslo

MDW - OSL

MDWOSL

Chicago Midway

Fri 11/28

10:47 am-1:50 pm

2 stops20h 03m

Oslo Gardermoen

Fri 12/5

12:40 pm-11:49 pm

2 stops18h 09m

$516

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 32 results
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Compare providers for flights from Chicago to Oslo Gardermoen

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 Chicago to Oslo Gardermoen in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 star
Kiwi.comPrice Accuracy3 starsTrust Score*3 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 Chicago-Oslo Gardermoen Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Oslo Gardermoen Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Oslo Gardermoen Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Oslo Gardermoen Airport 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 Chicago-Oslo Gardermoen Airport 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 Chicago to Oslo Gardermoen

Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Chicago 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 Chicago to Oslo Gardermoen Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Oslo Gardermoen. Price data was last updated on October 10, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Oslo Gardermoen Airport, you should look to book at least 60 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Chicago to Oslo Gardermoen Airport (average of $383). Flying from Chicago to Oslo Gardermoen Airport in June is currently the most expensive (average of $621). 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.

What is the cheapest time of day to fly from CHI to OSL?

Find hourly flight availability from Chicago to Oslo Gardermoen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Chicago to Oslo Gardermoen Airport in the morning. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight at noon.

What’s the top layover airport for flights from Chicago to Oslo Gardermoen Airport?

Share of 1-stop round-trip flights from Chicago to Oslo Gardermoen Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Copenhagen (CPH) – chosen by Cheapflights users on 42% of 1-stop itineraries from Chicago to Oslo Gardermoen Airport on Cheapflights.

What’s the cheapest layover airport for flights from Chicago to Oslo Gardermoen Airport?

Average round-trip fare for 1-stop flights from Chicago to Oslo Gardermoen Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Frankfurt am Main (FRA) is the most affordable 1-stop option, with an average round-trip price of $533.

What’s the fastest layover option from Chicago to Oslo Gardermoen Airport?

Shortest average travel time for 1-stop one-way flights from Chicago to Oslo Gardermoen Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Reykjavik (KEF) have the shortest average one-way travel time for 1-stop routes: 10h 06m.

Which airport typically offers the quickest layover for flights from Chicago to Oslo Gardermoen Airport?

Average layover duration for 1-stop one-way flights from Chicago to Oslo Gardermoen Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Reykjavik (KEF) offer the fastest connection on this route, with an average layover time of 1h 19m.

Reviews of airlines servicing Oslo Gardermoen

Get insights into the airlines that provide service to Oslo Gardermoen. 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 Oslo Gardermoen. Reviews last updated October 16, 2025.
See what other customers who have flown with Scandinavian Airlines, United Airlines, and American Airlines from Chicago to Oslo Gardermoen Airport 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
7.4
Good
1,533 reviews

Food

6.6

Comfort

7.3

Overall

7.4

Crew

8.0

Boarding

7.6

Entertainment

6.6

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
Scandinavian Airlines
7.4
Good
1,533 reviews
Scandinavian Airlines
7.4
Good
1,533 reviews

Food

6.6

Comfort

7.3

Overall

7.4

Crew

8.0

Boarding

7.6

Entertainment

6.6

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
United Airlines
7.4
Good
8,982 reviews
Scandinavian Airlines
7.4
Good
1,533 reviews

Food

6.6

Comfort

7.3

Overall

7.4

Crew

8.0

Boarding

7.6

Entertainment

6.6

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
American Airlines
7.2
Good
11,040 reviews
Scandinavian Airlines
7.4
Good
1,533 reviews

Food

6.6

Comfort

7.3

Overall

7.4

Crew

8.0

Boarding

7.6

Entertainment

6.6

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
Icelandair
7.0
Good
556 reviews
Scandinavian Airlines
7.4
Good
1,533 reviews

Food

6.6

Comfort

7.3

Overall

7.4

Crew

8.0

Boarding

7.6

Entertainment

6.6

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
British Airways
6.7
Okay
7,457 reviews
Scandinavian Airlines
7.4
Good
1,533 reviews

Food

6.6

Comfort

7.3

Overall

7.4

Crew

8.0

Boarding

7.6

Entertainment

6.6

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu

Related info for your journey

Find useful and relevant information for your journey from Chicago to Oslo Gardermoen. 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 Chicago to Oslo Gardermoen Airport?

    Icelandair, Lufthansa, and Delta can get you from Chicago to Oslo Gardermoen Airport in just under 10h 05m. Your travel time can differ by up to 9h 58m. The distance between Chicago and Oslo Gardermoen Airport is about 4039 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Chicago to Oslo Gardermoen Airport round-trip?

    Our cheapest airline available from Chicago to Oslo Gardermoen Airport is Scandinavian Airlines. Our recent data shows that you can find tickets from as low as $415 on this airline. Additional options worth looking into are Icelandair and Lufthansa, starting at $416 and $494 round-trip. You may be able to fly from Chicago to Oslo Gardermoen Airport for 32% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago to Oslo Gardermoen 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 Chicago to Oslo Gardermoen Airport?

    Currently, February is the cheapest month in which you can book a flight from Chicago to Oslo Gardermoen Airport (average of $383). Flying from Chicago to Oslo Gardermoen Airport in June is currently the most expensive (average of $621). 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

Traveling to a place near Oslo Gardermoen Airport?

Book flights to Oslo Gardermoen Airport if you plan to visit one of these locations
Gardermoen

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Top 10 airlines flying from Chicago to Oslo Gardermoen

Discover the top 10 airlines that operate flights from Chicago to Oslo Gardermoen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$415Average$796FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$416Average$609FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$494Average$645FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$530Average$681FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$532Average$570FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$532Average$644FlexibilityNo cancel feeOn-time69%
KLMCheapest$554Average$758FlexibilityNo cancel feeOn-time75%
FinnairCheapest$555Average$676FlexibilityNo cancel feeOn-time76%
DeltaCheapest$562Average$775FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$605Average$634FlexibilityNo cancel feeOn-time79%

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