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O'Hare Intl

$368+ Cheap flights from Oslo Gardermoen (OSL) to O'Hare Intl (ORD)

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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Oslo Gardermoen to Chicago O'Hare Intl are usually found in September or January, booked 88 days in advance, depart on a Thursday or Sunday and return on a Tuesday

Cheap flight deals from Oslo Gardermoen to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Oslo Gardermoen (OSL) to O'Hare Intl (ORD). 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 June 12, 2025.

Round-trip from

$478
(Finnair)

One-way from

$368
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$609
From Oslo Gardermoen to Chicago O'Hare Intl
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One-way flight from Oslo Gardermoen to Chicago O'Hare Intl
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Highest demand for flights based on searches. 9% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Oslo Gardermoen to O'Hare Intl

Cheapest flights from Oslo Gardermoen to O'Hare Intl
Explore the most affordable flight options available from Oslo Gardermoen to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Finnair deal was found by Cheapflights users on 6/10. 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.
Tue 7/157:25 pmOSL - ORD
1 stop23h 30mFinnair
Sun 7/209:30 pmORD - OSL
1 stop12h 05mFinnair
Deal found 6/10$478
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 8/146:35 amOSL - ORD
2 stops23h 55mUnited Airlines
Tue 8/266:00 pmORD - OSL
1 stop21h 10mUnited Airlines
Deal found 6/11$490
This Lufthansa deal was found by Cheapflights users on 6/10. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:15 amOSL - ORD
2 stops19h 06mLufthansa
Sat 1/310:35 pmORD - OSL
1 stop27h 10mLufthansa
Deal found 6/10$560
This AirNGo deal was found by Cheapflights users on 6/12. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/215:40 amOSL - ORD
1 stop13h 30mMultiple Airlines
Sun 8/39:40 pmORD - OSL
1 stop17h 30mMultiple Airlines
Deal found 6/12$569
This Gurufare deal was found by Cheapflights users on 6/11. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/157:25 pmOSL - ORD
1 stop25h 25mBritish Airways
Sun 7/209:15 pmORD - OSL
1 stop30h 10mBritish Airways
Deal found 6/11$572
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 7/241:10 pmOSL - ORD
1 stop11h 40mAmerican Airlines
Thu 8/79:30 pmORD - OSL
1 stop12h 05mAmerican Airlines
Deal found 6/10$589
This Travelis deal was found by Cheapflights users on 6/10. 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.
Sat 8/26:15 pmOSL - ORD
1 stop28h 55mScandinavian Airlines
Sat 8/167:15 pmORD - OSL
1 stop31h 00mScandinavian Airlines
Deal found 6/10$606
This SWISS deal was found by Cheapflights users on 6/9. 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.
Wed 7/235:40 amOSL - ORD
2 stops42h 40mSWISS
Wed 7/302:20 pmORD - OSL
1 stop15h 45mSWISS
Deal found 6/9$622
This oojo deal was found by Cheapflights users on 6/11. 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 8/94:30 pmOSL - ORD
1 stop32h 45mIcelandair
Sat 8/307:25 pmORD - OSL
1 stop10h 10mIcelandair
Deal found 6/11$643
This Delta deal was found by Cheapflights users on 6/12. 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 8/811:50 amOSL - ORD
2 stops17h 13mDelta
Sat 8/307:00 amORD - OSL
1 stop16h 50mDelta
Deal found 6/12$657
This KLM deal was found by Cheapflights users on 6/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/67:15 pmOSL - ORD
1 stop25h 55mKLM
Mon 7/214:20 pmORD - OSL
1 stop14h 20mKLM
Deal found 6/11$802
This Gurufare deal was found by Cheapflights users on 6/12. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/57:45 pmOSL - ORD
1 stop23h 20mLOT
Mon 7/219:40 pmORD - OSL
1 stop29h 15mLOT
Deal found 6/12$820

Cheapflights Fare Finder

Customize your flight search to find flights from Oslo Gardermoen to O'Hare Intl 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 June 12, 2025.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Oslo Gardermoen

Fly to

O'Hare Intl

Route

Depart

Return

Price

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Tue 7/15

7:25 pm-11:55 am

1 stop23h 30m

Chicago O'Hare Intl

Sun 7/20

9:30 pm-4:35 pm

1 stop12h 05m

$478

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Thu 8/14

6:35 am-11:30 pm

2 stops23h 55m

Chicago O'Hare Intl

Tue 8/26

6:00 pm-10:10 pm

1 stop21h 10m

$490

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Mon 7/21

5:40 am-12:10 pm

1 stop13h 30m

Chicago O'Hare Intl

Sun 8/3

9:40 pm-10:10 pm

1 stop17h 30m

$569

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Tue 7/15

7:25 pm-1:50 pm

1 stop25h 25m

Chicago O'Hare Intl

Sun 7/20

9:15 pm-10:25 am

1 stop30h 10m

$572

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Thu 7/24

1:10 pm-5:50 pm

1 stop11h 40m

Chicago O'Hare Intl

Thu 8/7

9:30 pm-4:35 pm

1 stop12h 05m

$589

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Sat 8/2

6:15 pm-4:10 pm

1 stop28h 55m

Chicago O'Hare Intl

Sat 8/16

7:15 pm-9:15 am

1 stop31h 00m

$606

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Fri 8/8

4:30 pm-11:25 am

2 stops25h 55m

Chicago O'Hare Intl

Sat 8/30

6:25 pm-6:00 pm

1 stop16h 35m

$607

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Wed 7/23

5:40 am-5:20 pm

2 stops42h 40m

Chicago O'Hare Intl

Wed 7/30

2:20 pm-1:05 pm

1 stop15h 45m

$622

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Sat 8/9

4:30 pm-6:15 pm

1 stop32h 45m

Chicago O'Hare Intl

Sat 8/30

7:25 pm-12:35 pm

1 stop10h 10m

$643

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Fri 8/8

11:50 am-10:03 pm

2 stops17h 13m

Chicago O'Hare Intl

Sat 8/30

7:00 am-6:50 am

1 stop16h 50m

$657

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 25 results
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Best time to book a flight from Oslo Gardermoen to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 O'Hare Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Oslo Gardermoen to O'Hare Intl. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport, you should look to book at least 88 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 Oslo Gardermoen Airport to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport (average of $245). Flying from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 OSL to ORD?

Find hourly flight availability from Oslo Gardermoen to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s optimal to fly from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport in the morning. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight at noon.

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LOT
7.6
Good
1,077 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Oslo Gardermoen to O'Hare Intl. 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 Oslo Gardermoen Airport to Chicago O'Hare Intl Airport round-trip?

    According to our current data, Finnair ($478), United Airlines ($490), and British Airways ($572) offers the cheapest pricing from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport. Finnair is priced at 16% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Scandinavian Airlines, which is currently one of the cheapest options available, starting at $482. Icelandair flights start at $492 while deals on LOT start at $497 one-way.

  • Can I find deals for flights from Oslo Gardermoen to O'Hare Intl that include hotel bookings?

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

  • How can I find direct flights from Oslo Gardermoen to O'Hare Intl?

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

  • Can I find deals for business class flights from Oslo Gardermoen to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Oslo Gardermoen to O'Hare Intl 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 O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport (average of $245). Flying from Oslo Gardermoen Airport to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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
Schaumburg
Hoffman Estates
Rosemont
Beloit
Elgin
Racine
Skokie
Arlington Heights
Rockford
Naperville
Orland Park
Elk Grove Village
Tinley Park
Northbrook
Joliet
Merrillville
Bridgeview
Glenview
Des Plaines
Lake Geneva

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Top airline flying from Oslo Gardermoen to O'Hare Intl

Discover the top airline that operate flights from Oslo Gardermoen to O'Hare Intl. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$563Average$745FlexibilityNo cancel feeOn-time76%

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