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Oslo Gardermoen

$250+ 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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — OSL
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Chicago to Oslo Gardermoen are usually found in November or March, booked 47 days in advance, depart on a Sunday or Wednesday and return on a Thursday

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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$475
(Gotogate)

One-way from

$250
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$560
Provider with most accurate pricing for Chicago (CHI)-Oslo Gardermoen flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Oslo Gardermoen flights.
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From Chicago (CHI) to Oslo Gardermoen
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One-way flight from Chicago (CHI) to Oslo Gardermoen
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Highest demand for flights based on searches. 23% potential increase in price ($188 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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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 February 20, 2025.

This Gotogate deal was found by Cheapflights users on 2/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/28:25 pmORD - OSL
1 stop14h 30mTAP AIR PORTUGAL
Thu 3/136:45 pmOSL - ORD
1 stop27h 45mTAP AIR PORTUGAL
Deal found 2/20$475
This oojo deal was found by Cheapflights users on 2/20. 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.
Tue 4/157:30 pmORD - OSL
1 stop12h 55mIcelandair
Wed 4/234:30 pmOSL - ORD
1 stop11h 45mIcelandair
Deal found 2/20$476
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:45 amORD - OSL
3 stops22h 50mMultiple Airlines
Tue 4/81:50 pmOSL - ORD
2 stops24h 13mMultiple Airlines
Deal found 2/20$517
This oojo deal was found by Cheapflights users on 2/20. 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.
Mon 3/1710:45 pmORD - OSL
1 stop13h 50mBritish Airways
Wed 3/266:50 amOSL - ORD
1 stop18h 55mBritish Airways
Deal found 2/20$527
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/111:42 amORD - OSL
2 stops15h 53mAmerican Airlines
Tue 4/87:45 amOSL - ORD
1 stop16h 15mAmerican Airlines
Deal found 2/20$529
This oojo deal was found by Cheapflights users on 2/20. 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.
Tue 9/27:50 pmORD - OSL
1 stop32h 10mTurkish Airlines
Tue 9/166:40 pmOSL - ORD
1 stop34h 20mTurkish Airlines
Deal found 2/20$533
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/204:00 pmORD - OSL
2 stops18h 55mAir Canada
Sun 3/29:35 amOSL - ORD
2 stops56h 19mAir Canada
Deal found 2/20$538
This Ticket deal was found by Cheapflights users on 2/20. 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.
Sun 3/308:05 pmORD - OSL
1 stop21h 05mScandinavian Airlines
Tue 4/157:10 amOSL - ORD
1 stop16h 00mScandinavian Airlines
Deal found 2/20$554
This Delta deal was found by Cheapflights users on 2/20. 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 11/75:20 pmORD - OSL
2 stops18h 30mDelta
Tue 11/2512:40 pmOSL - ORD
1 stop32h 50mDelta
Deal found 2/20$558
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/177:20 amORD - OSL
2 stops23h 25mUnited Airlines
Wed 3/266:20 amOSL - ORD
2 stops34h 34mUnited Airlines
Deal found 2/20$561
This SWISS deal was found by Cheapflights users on 2/20. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:05 pmORD - OSL
1 stop34h 05mSWISS
Tue 11/251:00 pmOSL - ORD
1 stop34h 15mSWISS
Deal found 2/20$565
This Delta deal was found by Cheapflights users on 2/20. 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.
Tue 4/17:09 pmMDW - OSL
2 stops14h 11mDelta
Tue 4/86:30 amOSL - MDW
2 stops18h 32mDelta
Deal found 2/20$572

Find flights from Chicago to Oslo Gardermoen within your budget

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 February 20, 2025.

Fly from

Chicago

Fly to

Oslo Gardermoen

Route

Depart

Return

Price

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 3/2

8:25 pm-5:55 pm

1 stop14h 30m

Oslo Gardermoen

Thu 3/13

6:45 pm-4:30 pm

1 stop27h 45m

$475

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 4/15

7:30 pm-3:25 pm

1 stop12h 55m

Oslo Gardermoen

Wed 4/23

4:30 pm-9:15 pm

1 stop11h 45m

$476

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 4/1

6:45 am-12:35 pm

3 stops22h 50m

Oslo Gardermoen

Tue 4/8

1:50 pm-7:03 am

2 stops24h 13m

$517

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Mon 3/17

10:45 pm-6:35 pm

1 stop13h 50m

Oslo Gardermoen

Wed 3/26

6:50 am-7:45 pm

1 stop18h 55m

$527

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 4/1

11:42 am-10:35 am

2 stops15h 53m

Oslo Gardermoen

Tue 4/8

7:45 am-5:00 pm

1 stop16h 15m

$529

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 3/30

8:05 pm-12:10 am

1 stop21h 05m

Oslo Gardermoen

Tue 4/15

7:10 am-4:10 pm

1 stop16h 00m

$554

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 3/2

4:25 pm-10:20 pm

1 stop22h 55m

Oslo Gardermoen

Fri 3/14

6:30 am-3:30 pm

1 stop15h 00m

$560

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Mon 3/17

7:20 am-12:45 pm

2 stops23h 25m

Oslo Gardermoen

Wed 3/26

6:20 am-10:54 am

2 stops34h 34m

$561

ChicagoOslo

MDW - OSL

MDWOSL

Chicago Midway

Tue 4/1

7:09 pm-4:20 pm

2 stops14h 11m

Oslo Gardermoen

Tue 4/8

6:30 am-6:02 pm

2 stops18h 32m

$572

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 3/2

4:58 pm-4:25 pm

2 stops16h 27m

Oslo Gardermoen

Thu 3/13

6:30 am-8:53 pm

2 stops20h 23m

$576

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 28 results
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2
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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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice 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.

Travel insights for flights from Chicago to Oslo Gardermoen

Get recent, data-driven insights about flights from Chicago to Oslo Gardermoen including ideal travel times, pricing trends, and more.

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 February 14, 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 47 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, November is the cheapest month in which you can book a flight from Chicago to Oslo Gardermoen Airport (average of $567). Flying from Chicago to Oslo Gardermoen Airport in June is currently the most expensive (average of $1,134). 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 February 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Chicago to Oslo Gardermoen Airport at noon. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Chicago to Oslo Gardermoen Airport?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Oslo Gardermoen. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Oslo Gardermoen Airport flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Oslo Gardermoen by month

Plan your trip to Oslo Gardermoen by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Oslo Gardermoen Airport ranges from 1.6 - 3.5 inches per month. August is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Oslo Gardermoen Airport when rainfall is around 1.6 in.

Temperature in Oslo Gardermoen by month

Plan your trip to Oslo Gardermoen by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Oslo Gardermoen Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

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 February 20, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Chicago to Oslo. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.5
Good
1,568 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,449 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • 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 TAP AIR PORTUGAL. Our recent data shows that you can find tickets from as low as $475 on this airline. Additional options worth looking into are Icelandair and British Airways, starting at $476 and $527 round-trip. You may be able to fly from Chicago to Oslo Gardermoen Airport for 24% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $319 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include British Airways from $432 and KLM from $449 one-way.

  • Where are the most common layover locations when flying from Chicago to Oslo Gardermoen Airport?

    Most of the time, Chicago to Oslo Gardermoen Airport flights that have layovers will stop in Reykjavik.

  • What are some popular things to do or see while on a layover in Reykjavik?

    Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool are the most popular attractions in Reykjavik if you're in need of something to do during your layover. Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool are located about 23.2 mi, 23.3 mi, and 24.6 mi, respectively from Reykjavik Keflavik Intl. Those landing in Reykjavik looking to spend some time exploring during their layover can rent a car for about $54 per day.

  • Where are the least popular layover locations for Chicago to Oslo Gardermoen Airport flights?

    Chicago to Oslo Gardermoen Airport flights that have layovers will least frequently stop in Copenhagen.

  • 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, November is the cheapest month in which you can book a flight from Chicago to Oslo Gardermoen Airport (average of $567). Flying from Chicago to Oslo Gardermoen Airport in June is currently the most expensive (average of $1,134). 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.

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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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$427Average$683FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$431Average$781FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$503Average$683FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$516Average$614FlexibilityNo cancel feeOn-time71%
FinnairCheapest$520Average$652FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$533Average$877FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$540Average$820FlexibilityNo cancel feeOn-time77%
KLMCheapest$546Average$668FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$550Average$660FlexibilityNo cancel feeOn-time69%
DeltaCheapest$582Average$752FlexibilityNo cancel feeOn-timeN/A
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