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$208+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — OSL
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap 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 February 13, 2026.

This Ticket deal was found by Cheapflights users on 2/11. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:30 pm
ORD
-
OSL
1 stop10h 05m
Icelandair
Sun 3/159:30 pm
OSL
-
ORD
1 stop26h 50m
Icelandair
Deal found 2/11$369
This Mytrip deal was found by Cheapflights users on 2/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:30 pm
ORD
-
OSL
1 stop10h 05m
Icelandair
Sun 3/159:30 pm
OSL
-
ORD
1 stop26h 50m
Icelandair
Deal found 2/12$395
This oojo deal was found by Cheapflights users on 2/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:30 pm
ORD
-
OSL
1 stop10h 05m
Icelandair
Thu 3/51:10 pm
OSL
-
ORD
1 stop11h 10m
Icelandair
Deal found 2/10$397
This oojo deal was found by Cheapflights users on 2/11. 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.
Fri 4/1710:25 pm
ORD
-
OSL
1 stop10h 00m
Icelandair
Fri 4/241:50 pm
OSL
-
ORD
1 stop11h 25m
Icelandair
Deal found 2/11$398
This oojo deal was found by Cheapflights users on 2/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/87:25 pm
ORD
-
OSL
1 stop13h 00m
Icelandair
Thu 4/164:30 pm
OSL
-
ORD
1 stop32h 45m
Icelandair
Deal found 2/10$399
This oojo deal was found by Cheapflights users on 2/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:25 pm
ORD
-
OSL
1 stop10h 10m
Icelandair
Tue 4/284:30 pm
OSL
-
ORD
1 stop32h 45m
Icelandair
Deal found 2/12$400
This deal was found by Cheapflights users on 2/13. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/77:25 pm
ORD
-
OSL
1 stop10h 10m
Icelandair
Tue 4/141:50 pm
OSL
-
ORD
1 stop11h 25m
Icelandair
Deal found 2/13$402
This deal was found by Cheapflights users on 2/13. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/77:25 pm
ORD
-
OSL
1 stop10h 10m
Icelandair
Sun 4/191:50 pm
OSL
-
ORD
1 stop11h 25m
Icelandair
Deal found 2/13$403
This FlightHub deal was found by Cheapflights users on 2/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/77:25 pm
ORD
-
OSL
1 stop10h 10m
Icelandair
Sat 4/184:30 pm
OSL
-
ORD
1 stop32h 45m
Icelandair
Deal found 2/11$404
This oojo deal was found by Cheapflights users on 2/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:25 pm
ORD
-
OSL
1 stop13h 00m
Icelandair
Sat 5/21:50 pm
OSL
-
ORD
1 stop11h 25m
Icelandair
Deal found 2/9$405
This oojo deal was found by Cheapflights users on 2/11. 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.
Sun 4/2610:25 pm
ORD
-
OSL
1 stop31h 10m
Icelandair
Sun 5/31:50 pm
OSL
-
ORD
1 stop14h 35m
Icelandair
Deal found 2/11$407
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:15 pm
ORD
-
TRF
1 stop12h 15m
Scandinavian Airlines
Mon 4/206:00 am
TRF
-
ORD
1 stop17h 10m
Scandinavian Airlines
Deal found 2/11$436

Find 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 February 13, 2026.

Round-trip from

$369
(Ticket)

One-way from

$208
(oojo)

Popular in

June

Cheapest in

January

Average price

$476
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. 19% potential increase in price ($143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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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 February 13, 2026.
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

Mon 4/27

7:25 pm-12:35 pm

1 stop10h 10m

Oslo Gardermoen

Sun 5/3

1:50 pm-6:15 pm

1 stop11h 25m

$433

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Fri 5/8

7:25 pm-12:35 pm

1 stop10h 10m

Oslo Gardermoen

Sun 5/17

1:50 pm-9:25 pm

1 stop14h 35m

$445

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Mon 2/23

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Fri 2/27

1:10 pm-5:20 pm

1 stop11h 10m

$466

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Mon 4/6

7:15 pm-12:55 pm

1 stop10h 40m

Oslo Gardermoen

Wed 4/15

9:00 am-4:10 pm

1 stop14h 10m

$472

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 4/28

9:40 pm-10:05 pm

1 stop17h 25m

Oslo Gardermoen

Mon 5/4

9:55 am-7:55 pm

1 stop17h 00m

$473

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 3/4

9:50 pm-11:40 pm

1 stop18h 50m

Oslo Gardermoen

Wed 3/11

6:05 am-9:05 pm

1 stop21h 00m

$498

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 3/22

10:50 pm-5:40 pm

1 stop12h 50m

Oslo Gardermoen

Tue 3/31

9:55 am-9:10 am

2 stops30h 15m

$503

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Fri 4/17

1:36 pm-1:45 pm

2 stops17h 09m

Oslo Gardermoen

Fri 4/24

9:20 am-2:15 pm

1 stop11h 55m

$511

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 4/8

2:10 pm-1:45 pm

2 stops16h 35m

Oslo Gardermoen

Tue 4/14

9:20 am-2:15 pm

1 stop11h 55m

$512

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Mon 4/27

5:10 pm-2:35 pm

1 stop14h 25m

Oslo Gardermoen

Mon 5/4

8:00 am-2:30 pm

1 stop13h 30m

$515

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 37 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 February 6, 2026.

Booking 69 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, March is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Oslo (average of $371). Flying from Chicago O'Hare Intl Airport to Oslo in June is currently the most expensive (average of $654). 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 Chicago to Oslo delayed?

About 41% of weekly flights between Chicago and Oslo have experienced delays in the past year, with the average delay time being 242 minutes.

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

Historically, flights departing in the morning 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?

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

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

Over the last year, Atlas Air have had the lowest number of delays on this route, with just 54% of flights being delayed.

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 February 13, 2026.
See what other customers who have flown with KLM, United Airlines, and Scandinavian 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
1,454 reviews

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Food

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,454 reviews
KLM
7.7
Good
1,454 reviews

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Food

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,291 reviews
KLM
7.7
Good
1,454 reviews

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Food

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Scandinavian Airlines
7.3
Good
1,682 reviews
KLM
7.7
Good
1,454 reviews

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Food

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Icelandair
7.1
Good
614 reviews
KLM
7.7
Good
1,454 reviews

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Food

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,739 reviews
KLM
7.7
Good
1,454 reviews

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Food

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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 $433, Icelandair can have you in Oslo from Chicago O'Hare Intl Airport in 10h 10m. 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 ($388), Icelandair ($397), and British Airways ($471) offers the cheapest pricing from Chicago O'Hare Intl Airport to Oslo. Users have found that Scandinavian Airlines is 36% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $241 on Icelandair. Other airlines that offer cheap prices include Lufthansa from $409 and Delta from $459 one-way.

  • 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, March is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Oslo (average of $371). Flying from Chicago O'Hare Intl Airport to Oslo in June is currently the most expensive (average of $654). 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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Top 8 airlines flying from O'Hare Intl to Oslo

Discover the top 8 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 February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$388Average$780FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$397Average$606FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$471Average$691FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$494Average$612FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$505Average$614FlexibilityNo cancel feeOn-time71%
DeltaCheapest$513Average$772FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$532Average$639FlexibilityNo cancel feeOn-time69%
KLMCheapest$544Average$770FlexibilityNo cancel feeOn-time75%

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