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$224+ Cheap flights from O'Hare Intl (ORD) to Oslo

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — OSL
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Oslo are usually found in March or February, booked 27 days in advance, depart on a Tuesday or Sunday and return on a Thursday

Find flight deals from O'Hare Intl to Oslo

Cheapest flights from O'Hare Intl to Oslo
Explore the most affordable flight options available from O'Hare Intl to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This FlightHub deal was found by Cheapflights users on 10/22. 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.
Fri 11/146:30 pmORD - OSL
1 stop10h 05mIcelandair
Wed 11/191:10 pmOSL - ORD
1 stop11h 10mIcelandair
Deal found 10/22$396
This Mytrip deal was found by Cheapflights users on 10/23. 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.
Sun 12/76:30 pmORD - OSL
1 stop10h 05mIcelandair
Sun 12/141:05 pmOSL - ORD
1 stop11h 15mIcelandair
Deal found 10/23$400
This Booking.com deal was found by Cheapflights users on 10/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:30 pmORD - OSL
1 stop10h 05mIcelandair
Wed 11/191:10 pmOSL - ORD
1 stop11h 10mIcelandair
Deal found 10/23$404
This Icelandair deal was found by Cheapflights users on 10/21. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:30 pmORD - OSL
1 stop10h 05mIcelandair
Mon 11/241:10 pmOSL - ORD
1 stop11h 10mIcelandair
Deal found 10/21$419
This Icelandair deal was found by Cheapflights users on 10/21. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:30 pmORD - OSL
1 stop10h 05mIcelandair
Sun 11/239:30 pmOSL - ORD
1 stop26h 50mIcelandair
Deal found 10/21$420
This Icelandair deal was found by Cheapflights users on 10/21. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:30 pmORD - OSL
1 stop10h 05mIcelandair
Thu 12/111:10 pmOSL - ORD
1 stop11h 10mIcelandair
Deal found 10/21$442
This Icelandair deal was found by Cheapflights users on 10/21. 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 Icelandair 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
Sun 12/79:30 pmOSL - ORD
1 stop26h 50mIcelandair
Deal found 10/21$443
This Gotogate deal was found by Cheapflights users on 10/21. 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.
Fri 12/56:30 pmORD - OSL
1 stop10h 05mIcelandair
Fri 12/121:10 pmOSL - ORD
1 stop11h 10mIcelandair
Deal found 10/21$459
This Icelandair deal was found by Cheapflights users on 10/21. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:30 pmORD - OSL
1 stop10h 05mIcelandair
Tue 11/181:10 pmOSL - ORD
1 stop11h 10mIcelandair
Deal found 10/21$465
This Flightnetwork deal was found by Cheapflights users on 10/23. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:50 pmORD - OSL
1 stop12h 50mMultiple Airlines
Wed 11/196:05 amOSL - ORD
2 stops15h 50mMultiple Airlines
Deal found 10/23$481
This Mytrip deal was found by Cheapflights users on 10/22. 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 12/27:05 amORD - TRF
3 stops23h 25mMultiple Airlines
Mon 12/82:10 pmTRF - ORD
2 stops33h 10mMultiple Airlines
Deal found 10/22$579
This Scandinavian Airlines deal was found by Cheapflights users on 10/22. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:00 amORD - TRF
2 stops24h 05mScandinavian Airlines
Sun 12/72:35 pmTRF - ORD
1 stop33h 10mScandinavian Airlines
Deal found 10/22$601

Cheap flight deals from O'Hare Intl to Oslo

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Oslo (OS1). 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 23, 2025.

Round-trip from

$385
(FlightHub)

One-way from

$224
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$581
From Chicago O'Hare Intl to Oslo
Search Deals
One-way flight from Chicago O'Hare Intl to Oslo
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 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 O'Hare Intl to Oslo 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 23, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Oslo that are best for you.

Fly from

O'Hare Intl

Fly to

Oslo

Route

Depart

Return

Price

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 11/6

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Wed 11/19

1:10 pm-5:20 pm

1 stop11h 10m

$404

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 11/18

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Mon 11/24

1:10 pm-5:20 pm

1 stop11h 10m

$419

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sat 1/17

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Fri 1/23

1:10 pm-5:20 pm

1 stop11h 10m

$419

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sat 12/6

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Thu 12/11

1:10 pm-5:20 pm

1 stop11h 10m

$419

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 1/18

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Sun 1/25

9:30 pm-5:20 pm

1 stop26h 50m

$421

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Fri 1/16

7:20 pm-2:15 pm

1 stop11h 55m

Oslo Gardermoen

Mon 1/19

8:00 am-4:45 pm

1 stop15h 45m

$433

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Fri 1/16

7:20 pm-1:10 pm

1 stop10h 50m

Oslo Gardermoen

Fri 1/23

11:05 am-4:45 pm

1 stop12h 40m

$434

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 12/4

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Thu 12/11

1:10 pm-5:20 pm

1 stop11h 10m

$442

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 12/2

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Tue 12/9

1:10 pm-5:20 pm

1 stop11h 10m

$442

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Fri 11/28

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Thu 12/4

1:10 pm-5:20 pm

1 stop11h 10m

$442

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Showing 1-10 of 34 results
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Best time to book a flight from O'Hare Intl to Oslo

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

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

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Oslo. Price data was last updated on October 17, 2025.

Booking 27 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Oslo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Oslo?

Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Oslo (average of $383). Flying from Chicago O'Hare Intl Airport to Oslo 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 ORD to OSL?

Find hourly flight availability from O'Hare Intl to Oslo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2025.

A simple way to save on the total cost of your ticket is to fly from Chicago O'Hare Intl Airport to Oslo in the morning. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the evening.

Reviews of airlines servicing Oslo

Get insights into the airlines that provide service to Oslo. 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. Reviews last updated October 23, 2025.
See what other customers who have flown with KLM, Scandinavian Airlines, and United Airlines from Chicago O'Hare Intl Airport to Oslo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,405 reviews

Overall

7.7

Crew

8.4

Comfort

7.6

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,405 reviews
KLM
7.7
Good
1,405 reviews

Overall

7.7

Crew

8.4

Comfort

7.6

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Scandinavian Airlines
7.4
Good
1,537 reviews
KLM
7.7
Good
1,405 reviews

Overall

7.7

Crew

8.4

Comfort

7.6

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7.4
Good
8,995 reviews
KLM
7.7
Good
1,405 reviews

Overall

7.7

Crew

8.4

Comfort

7.6

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Icelandair
7.1
Good
561 reviews
KLM
7.7
Good
1,405 reviews

Overall

7.7

Crew

8.4

Comfort

7.6

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,468 reviews
KLM
7.7
Good
1,405 reviews

Overall

7.7

Crew

8.4

Comfort

7.6

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Oslo. 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 O'Hare Intl Airport to Oslo?

    For as low as $404, Icelandair can have you in Oslo from Chicago O'Hare Intl Airport in 10h 05m. Chicago O'Hare Intl Airport and Oslo are separated by a distance of 4039 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Oslo round-trip?

    According to our current data, Scandinavian Airlines ($390), Icelandair ($416), and Lufthansa ($494) offers the cheapest pricing from Chicago O'Hare Intl Airport to Oslo. Users have found that Scandinavian Airlines is 38% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Oslo (average of $383). Flying from Chicago O'Hare Intl Airport to Oslo 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from O'Hare Intl to Oslo

Discover the top 10 airlines that operate flights from O'Hare Intl to Oslo. 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 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$390Average$796FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$416Average$610FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$494Average$645FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$516Average$570FlexibilityNo cancel feeOn-time71%
FinnairCheapest$521Average$674FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$530Average$678FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$532Average$644FlexibilityNo cancel feeOn-time69%
KLMCheapest$550Average$751FlexibilityNo cancel feeOn-time75%
DeltaCheapest$562Average$775FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$605Average$634FlexibilityNo cancel feeOn-time79%

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