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$311+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — OSL
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Oslo are usually found in November or February, booked 60 days in advance, depart on a Tuesday or Sunday and return on a Thursday

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 March 28, 2025.

Round-trip from

$514
(Gotogate)

One-way from

$311
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$549
From Chicago O'Hare Intl to Oslo
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One-way flight from Chicago O'Hare Intl to Oslo
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Highest demand for flights based on searches. 23% potential increase in price ($198 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 March 28, 2025.

This Gotogate deal was found by Cheapflights users on 3/26. 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.
Mon 5/57:25 pmORD - OSL
1 stop10h 10mIcelandair
Wed 5/214:30 pmOSL - ORD
1 stop32h 45mIcelandair
Deal found 3/26$514
This oojo deal was found by Cheapflights users on 3/28. 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 10/278:30 pmORD - OSL
1 stop21h 40mScandinavian Airlines
Fri 11/79:00 amOSL - ORD
1 stop14h 45mScandinavian Airlines
Deal found 3/28$520
This oojo deal was found by Cheapflights users on 3/27. 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 9/297:15 pmORD - TRF
1 stop12h 05mScandinavian Airlines
Mon 10/62:55 pmTRF - ORD
1 stop32h 15mScandinavian Airlines
Deal found 3/27$529
This British Airways deal was found by Cheapflights users on 3/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:00 pmORD - OSL
1 stop18h 35mBritish Airways
Fri 11/78:45 amOSL - ORD
2 stops17h 35mBritish Airways
Deal found 3/28$554
This Finnair deal was found by Cheapflights users on 3/26. 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.
Sun 5/119:30 pmORD - OSL
1 stop15h 15mFinnair
Sun 5/188:35 amOSL - ORD
1 stop16h 15mFinnair
Deal found 3/26$557
This United deal was found by Cheapflights users on 3/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/14:55 pmORD - OSL
1 stop18h 40mUnited Airlines
Sat 11/86:20 amOSL - ORD
2 stops21h 05mUnited Airlines
Deal found 3/27$566
This Delta deal was found by Cheapflights users on 3/28. 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.
Mon 10/272:10 pmORD - OSL
2 stops17h 40mDelta
Fri 11/79:45 amOSL - ORD
2 stops18h 15mDelta
Deal found 3/28$568
This Ticket deal was found by Cheapflights users on 3/27. 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.
Fri 4/41:55 pmORD - OSL
2 stops15h 20mAir Canada
Fri 4/256:35 amOSL - ORD
2 stops19h 55mAir Canada
Deal found 3/27$585
This Booking.com deal was found by Cheapflights users on 3/27. 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.
Wed 10/1510:00 amORD - OSL
2 stops17h 20mMultiple Airlines
Sun 10/195:15 pmOSL - ORD
1 stop29h 55mMultiple Airlines
Deal found 3/27$586
This oojo deal was found by Cheapflights users on 3/26. 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 9/297:50 pmORD - OSL
1 stop32h 10mTurkish Airlines
Wed 10/86:40 pmOSL - ORD
1 stop22h 00mTurkish Airlines
Deal found 3/26$589
This American Airlines deal was found by Cheapflights users on 3/27. 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 10/912:54 pmORD - OSL
2 stops14h 56mAmerican Airlines
Mon 10/138:00 amOSL - ORD
2 stops18h 35mAmerican Airlines
Deal found 3/27$606
This Kiwi.com deal was found by Cheapflights users on 3/27. 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 4/42:20 pmORD - OSL
1 stop15h 45mSWISS
Fri 4/255:40 amOSL - ORD
1 stop13h 30mSWISS
Deal found 3/27$624

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 March 28, 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

Mon 5/5

7:25 pm-12:35 pm

1 stop10h 10m

Oslo Gardermoen

Wed 5/21

4:30 pm-6:15 pm

1 stop32h 45m

$514

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 9/11

7:15 pm-10:20 am

1 stop32h 05m

Oslo Gardermoen

Mon 9/15

4:10 pm-4:10 pm

1 stop31h 00m

$549

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 5/11

9:30 pm-7:45 pm

1 stop15h 15m

Oslo Gardermoen

Sun 5/18

8:35 am-5:50 pm

1 stop16h 15m

$557

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 5/11

8:30 pm-10:25 am

1 stop30h 55m

Oslo Gardermoen

Sun 5/18

5:10 pm-1:50 pm

1 stop27h 40m

$590

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 7/31

7:50 pm-11:00 am

1 stop32h 10m

Oslo Gardermoen

Wed 10/29

12:00 pm-11:10 am

1 stop29h 10m

$610

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 4/29

6:35 pm-11:55 pm

1 stop22h 20m

Oslo Gardermoen

Wed 5/7

6:50 am-7:30 pm

2 stops19h 40m

$614

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 5/6

11:45 am-10:35 am

2 stops15h 50m

Oslo Gardermoen

Tue 5/13

1:10 pm-5:50 pm

1 stop11h 40m

$617

ChicagoOslo

ORD - TRF

ORDTRF

Chicago O'Hare Intl

Thu 9/11

7:15 pm-2:20 pm

1 stop12h 05m

Oslo Sandefjord

Mon 9/15

2:55 pm-4:10 pm

1 stop32h 15m

$618

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 5/6

5:05 pm-1:45 pm

2 stops13h 40m

Oslo Gardermoen

Wed 5/14

6:30 am-2:40 pm

1 stop15h 10m

$633

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Mon 5/5

5:50 pm-10:10 pm

1 stop21h 20m

Oslo Gardermoen

Mon 5/12

6:35 am-8:12 pm

2 stops20h 37m

$634

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 25 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 March 21, 2025.

Booking 60 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, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Oslo (average of $567). Flying from Chicago O'Hare Intl Airport to Oslo in June is currently the most expensive (average of $1,110). 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 March 28, 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 24% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Oslo?

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

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Oslo flight should consider departing on Monday mornings 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 by month

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

In terms of precipitation, rainfall in Oslo 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 when rainfall is around 1.6 in.

Temperature in Oslo by month

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

If weather is an important factor for your trip to Oslo, 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

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 March 28, 2025.
Read reviews from past customers who have flown Delta, Finnair and SWISS from Chicago to Oslo. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

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
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

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
1,267 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

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
1,570 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

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
1,424 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

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.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

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 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.

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

    According to our current data, Icelandair ($514), Finnair ($557), and Air Canada ($585) offers the cheapest pricing from Chicago O'Hare Intl Airport to Oslo. Users have found that Icelandair is 20% 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 $354 on Icelandair. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $455 and SWISS from $461 one-way.

  • Where are the most common layover locations when flying from Chicago O'Hare Intl Airport to Oslo?

    Chicago O'Hare Intl Airport to Oslo flights have a layover in Reykjavik most often.

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

    The majority of Reykjavik visitors spend their time at Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool. Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool are located about 23.2 mi, 23.3 mi, and 24.6 mi, respectively from Reykjavik Keflavik Intl. Travelers in need of a car in Reykjavik can rent one for about $55 per day.

  • Where are the least popular layover locations for Chicago O'Hare Intl Airport to Oslo flights?

    Chicago O'Hare Intl Airport to Oslo flights have a layover in Copenhagen the least frequently.

  • 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, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Oslo (average of $567). Flying from Chicago O'Hare Intl Airport to Oslo in June is currently the most expensive (average of $1,110). 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 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$410Average$679FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$446Average$797FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$503Average$683FlexibilityNo cancel feeOn-time70%
FinnairCheapest$520Average$664FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$532Average$620FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$533Average$819FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$540Average$600FlexibilityNo cancel feeOn-time77%
KLMCheapest$546Average$692FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$549Average$689FlexibilityNo cancel feeOn-time69%
DeltaCheapest$583Average$752FlexibilityNo cancel feeOn-timeN/A
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