HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Oslo

$298+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — OSL
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl to Oslo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 8, 2026.

This oojo deal was found by Cheapflights users on 6/8. 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 11/246:30 pm
ORD
-
OSL
1 stop10h 05m
Icelandair
Mon 11/301:10 pm
OSL
-
ORD
1 stop11h 10m
Icelandair
Deal found 6/8$581
This Icelandair deal was found by Cheapflights users on 6/5. 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 12/316:30 pm
ORD
-
OSL
1 stop10h 05m
Icelandair
Tue 1/121:10 pm
OSL
-
ORD
1 stop11h 10m
Icelandair
Deal found 6/5$594
This Icelandair deal was found by Cheapflights users on 6/5. 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 12/316:30 pm
ORD
-
OSL
1 stop10h 05m
Icelandair
Sun 1/109:30 pm
OSL
-
ORD
1 stop26h 50m
Icelandair
Deal found 6/5$595
This oojo deal was found by Cheapflights users on 6/8. 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 10/167:25 pm
ORD
-
OSL
1 stop13h 00m
Icelandair
Sun 10/253:30 pm
OSL
-
ORD
1 stop32h 50m
Icelandair
Deal found 6/8$597
This oojo deal was found by Cheapflights users on 6/6. 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.
Thu 9/177:25 pm
ORD
-
OSL
1 stop10h 10m
Icelandair
Fri 10/24:30 pm
OSL
-
ORD
1 stop11h 55m
Icelandair
Deal found 6/6$604
This Gotogate deal was found by Cheapflights users on 6/5. 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.
Wed 9/910:25 pm
ORD
-
OSL
1 stop10h 00m
Icelandair
Wed 9/234:30 pm
OSL
-
ORD
1 stop11h 55m
Icelandair
Deal found 6/5$605
This Gotogate deal was found by Cheapflights users on 6/6. 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.
Thu 9/107:25 pm
ORD
-
OSL
1 stop13h 00m
Icelandair
Tue 9/151:50 pm
OSL
-
ORD
1 stop11h 25m
Icelandair
Deal found 6/6$607
This Gotogate deal was found by Cheapflights users on 6/6. 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.
Tue 9/110:25 pm
ORD
-
OSL
1 stop31h 10m
Icelandair
Sat 9/124:30 pm
OSL
-
ORD
1 stop11h 55m
Icelandair
Deal found 6/6$609
This oojo deal was found by Cheapflights users on 6/7. 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.
Thu 9/37:25 pm
ORD
-
OSL
1 stop13h 00m
Icelandair
Thu 9/101:50 pm
OSL
-
ORD
1 stop11h 25m
Icelandair
Deal found 6/7$611
This Gotogate deal was found by Cheapflights users on 6/4. 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.
Sat 10/177:25 pm
ORD
-
OSL
1 stop13h 00m
Icelandair
Sat 10/241:50 pm
OSL
-
ORD
1 stop11h 25m
Icelandair
Deal found 6/4$628
This oojo deal was found by Cheapflights users on 6/5. 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 12/296:30 pm
ORD
-
OSL
1 stop10h 05m
Icelandair
Sun 1/109:30 pm
OSL
-
ORD
1 stop26h 50m
Icelandair
Deal found 6/5$630
This Mytrip deal was found by Cheapflights users on 6/3. 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 10/17:25 pm
ORD
-
TRF
2 stops14h 40m
Multiple Airlines
Thu 10/227:50 am
TRF
-
ORD
2 stops17h 25m
Multiple Airlines
Deal found 6/3$768

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 June 8, 2026.

Round-trip from

$581
(oojo)

One-way from

$298
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$887
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. 21% potential increase in price ($160 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
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 June 8, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 8/9

8:00 am-5:15 pm

2 stops26h 15m

Oslo Gardermoen

Sat 8/22

6:15 am-12:55 pm

1 stop13h 40m

$742

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 8/18

1:59 pm-1:45 pm

2 stops16h 46m

Oslo Gardermoen

Tue 8/25

9:20 am-8:55 pm

2 stops18h 35m

$742

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sat 6/20

10:25 pm-3:25 pm

1 stop10h 00m

Oslo Gardermoen

Thu 7/9

4:30 pm-6:15 pm

1 stop32h 45m

$773

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 9/3

5:20 pm-4:40 pm

2 stops16h 20m

Oslo Gardermoen

Thu 9/10

6:30 am-5:41 pm

2 stops18h 11m

$779

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 8/2

7:17 pm-4:20 pm

2 stops14h 03m

Oslo Gardermoen

Sun 8/16

6:30 am-5:08 pm

2 stops17h 38m

$785

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 8/2

7:17 pm-4:20 pm

2 stops14h 03m

Oslo Gardermoen

Tue 9/1

11:50 am-9:52 pm

2 stops17h 02m

$785

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sat 8/8

10:30 pm-12:05 am

1 stop18h 35m

Oslo Gardermoen

Sun 8/16

6:25 am-11:40 pm

2 stops24h 15m

$790

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 8/2

4:20 pm-6:35 pm

1 stop19h 15m

Oslo Gardermoen

Thu 8/6

11:50 am-10:44 pm

2 stops17h 54m

$879

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sat 7/18

4:20 pm-1:40 pm

1 stop14h 20m

Oslo Gardermoen

Sat 8/1

5:20 pm-2:15 pm

1 stop27h 55m

$900

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sat 7/11

8:40 am-5:15 pm

2 stops25h 35m

Oslo Gardermoen

Fri 7/24

11:45 am-6:15 pm

1 stop13h 30m

$903

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/4

Showing 1-10 of 37 resultsSorted by cheapest first
1
2
3
4

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

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 $236). Flying from Chicago O'Hare Intl Airport to Oslo in July is currently the most expensive (average of $539). 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 much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Oslo?

How often are flights from Chicago to Oslo delayed?

About 50% of weekly flights between Chicago and Oslo have experienced delays in the past year, with the average delay time being 289 minutes.

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

Historically, flights departing at night 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?

Wednesday 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 52% of flights being delayed.

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

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.

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 June 8, 2026.
See what other customers who have flown with Scandinavian Airlines,United Airlines, andAmerican 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.
Scandinavian Airlines
7.4
Good
1,812 reviews

Comfort

7.3

Overall

7.4

Entertainment

6.7

Food

6.7

Crew

8.0

Boarding

7.6

Reviews

1 / 20
6.0
Good

lisa,May 2026

ALC - OSL

Uncomfortable seats on packed flight. There was plenty of overhead bin space. Cabin crew weren't friendly but the cockpit pointed out things we were flying over, like Paris. Cup of coffee, tea or water for 3.5hrs. Good de-planing from both ends.
Scandinavian Airlines
7.4
Good
1,812 reviews
Scandinavian Airlines
7.4
Good
1,812 reviews

Comfort

7.3

Overall

7.4

Entertainment

6.7

Food

6.7

Crew

8.0

Boarding

7.6

Reviews

1 / 20
6.0
Good

lisa,May 2026

ALC - OSL

Uncomfortable seats on packed flight. There was plenty of overhead bin space. Cabin crew weren't friendly but the cockpit pointed out things we were flying over, like Paris. Cup of coffee, tea or water for 3.5hrs. Good de-planing from both ends.
United Airlines
7.4
Good
9,785 reviews
Scandinavian Airlines
7.4
Good
1,812 reviews

Comfort

7.3

Overall

7.4

Entertainment

6.7

Food

6.7

Crew

8.0

Boarding

7.6

Reviews

1 / 20
6.0
Good

lisa,May 2026

ALC - OSL

Uncomfortable seats on packed flight. There was plenty of overhead bin space. Cabin crew weren't friendly but the cockpit pointed out things we were flying over, like Paris. Cup of coffee, tea or water for 3.5hrs. Good de-planing from both ends.
American Airlines
7.1
Good
11,642 reviews
Scandinavian Airlines
7.4
Good
1,812 reviews

Comfort

7.3

Overall

7.4

Entertainment

6.7

Food

6.7

Crew

8.0

Boarding

7.6

Reviews

1 / 20
6.0
Good

lisa,May 2026

ALC - OSL

Uncomfortable seats on packed flight. There was plenty of overhead bin space. Cabin crew weren't friendly but the cockpit pointed out things we were flying over, like Paris. Cup of coffee, tea or water for 3.5hrs. Good de-planing from both ends.
Icelandair
7.0
Good
670 reviews
Scandinavian Airlines
7.4
Good
1,812 reviews

Comfort

7.3

Overall

7.4

Entertainment

6.7

Food

6.7

Crew

8.0

Boarding

7.6

Reviews

1 / 20
6.0
Good

lisa,May 2026

ALC - OSL

Uncomfortable seats on packed flight. There was plenty of overhead bin space. Cabin crew weren't friendly but the cockpit pointed out things we were flying over, like Paris. Cup of coffee, tea or water for 3.5hrs. Good de-planing from both ends.
Lufthansa
6.8
Okay
8,046 reviews
Scandinavian Airlines
7.4
Good
1,812 reviews

Comfort

7.3

Overall

7.4

Entertainment

6.7

Food

6.7

Crew

8.0

Boarding

7.6

Reviews

1 / 20
6.0
Good

lisa,May 2026

ALC - OSL

Uncomfortable seats on packed flight. There was plenty of overhead bin space. Cabin crew weren't friendly but the cockpit pointed out things we were flying over, like Paris. Cup of coffee, tea or water for 3.5hrs. Good de-planing from both ends.

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 $773, United Airlines can have you in Oslo from Chicago O'Hare Intl Airport in 10h. 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 ($387), Icelandair ($397), and Lufthansa ($494) offers the cheapest pricing from Chicago O'Hare Intl Airport to Oslo. Users have found that Scandinavian Airlines is 35% 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 $209 on Icelandair. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $252 and Lufthansa from $343 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 $236). Flying from Chicago O'Hare Intl Airport to Oslo in July is currently the most expensive (average of $539). 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.

Alternative routes for O'Hare Intl to Oslo

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Bergen flights
O'Hare Intl to Tromsø flights

Top 7 airlines flying from O'Hare Intl to Oslo

Discover the top 7 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 June 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$387Average$692FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$397Average$622FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$494Average$619FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$505Average$592FlexibilityNo cancel feeOn-time71%
DeltaCheapest$510Average$617FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$516Average$771FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$527Average$639FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights