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Cheap flights from Chicago to Oslo from $230

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Oslo departing on 1/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Chicago to Oslo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
6:30 pm - 11:35 amORD-OSL
10h 05m1 stop
Icelandair Logo
1:10 pm - 5:20 pmOSL-ORD
11h 10m1 stop
$390Icelandair
Find Deal
Fri, Dec 5 - Tue, Dec 16
Icelandair Logo
6:30 pm - 11:35 amORD-OSL
10h 05m1 stop
Icelandair Logo
1:10 pm - 5:20 pmOSL-ORD
11h 10m1 stop
$391Icelandair
Find Deal
Fri, Dec 5 - Wed, Dec 10
Scandinavian Airlines Logo
7:30 am - 6:45 amORD-OSL
16h 15m1 stop
Scandinavian Airlines Logo
7:20 pm - 4:10 pmOSL-ORD
27h 50m1 stop
$407Scandinavian Airlines
Find Deal
Wed, Apr 22 - Tue, Apr 28
Scandinavian Airlines Logo
7:30 am - 6:45 amORD-OSL
16h 15m1 stop
Scandinavian Airlines Logo
9:00 pm - 4:10 pmOSL-ORD
26h 10m1 stop
$410Scandinavian Airlines
Find Deal
Wed, Apr 22 - Tue, Apr 28
Scandinavian Airlines Logo
10:24 am - 9:20 amORD-OSL
15h 56m2 stops
Scandinavian Airlines Logo
9:00 am - 4:45 pmOSL-ORD
14h 45m1 stop
$423Scandinavian Airlines
Find Deal
Mon, Jan 12 - Fri, Jan 16
Scandinavian Airlines Logo
7:00 am - 11:05 amORD-OSL
21h 05m2 stops
Scandinavian Airlines Logo
9:00 pm - 4:10 pmOSL-ORD
26h 10m1 stop
$424Scandinavian Airlines
Find Deal
Tue, Apr 14 - Tue, Apr 21
Icelandair Logo
7:30 pm - 11:35 amORD-OSL
10h 05m1 stop
Icelandair Logo
4:30 pm - 6:15 pmOSL-ORD
32h 45m1 stop
$439Icelandair
Find Deal
Wed, Mar 18 - Sun, Mar 29
Delta Logo
5:59 pm - 4:40 pmMDW-OSL
15h 41m2 stops
Delta Logo
6:30 am - 4:25 pmOSL-MDW
16h 55m2 stops
$523Delta
Find Deal
Wed, Apr 22 - Tue, Apr 28
Delta Logo
1:14 pm - 8:40 amMDW-OSL
12h 26m2 stops
Delta Logo
6:30 am - 6:18 pmOSL-MDW
18h 48m2 stops
$529Delta
Find Deal
Wed, Dec 3 - Thu, Dec 11
Delta Logo
5:59 pm - 4:40 pmMDW-OSL
15h 41m2 stops
Delta Logo
6:05 am - 4:25 pmOSL-MDW
17h 20m2 stops
$530Delta
Find Deal
Tue, Apr 14 - Tue, Apr 21

Icelandair flights from Chicago to Oslo Gardermoen Airport

Our best Icelandair deals on Chicago to Oslo Gardermoen Airport flight tickets
Icelandair
Dec 5
ORD6:30 pmChicago O'Hare Intl
10h 05m
1 stop
OSL11:35 amOslo Gardermoen
Dec 16
OSL1:10 pmOslo Gardermoen
11h 10m
1 stop
ORD5:20 pmChicago O'Hare Intl
$390
Find similar
Icelandair
Dec 5
ORD6:30 pmChicago O'Hare Intl
10h 05m
1 stop
OSL11:35 amOslo Gardermoen
Dec 10
OSL1:10 pmOslo Gardermoen
11h 10m
1 stop
ORD5:20 pmChicago O'Hare Intl
$391
Find similar
Icelandair
Mar 18
ORD7:30 pmChicago O'Hare Intl
10h 05m
1 stop
OSL11:35 amOslo Gardermoen
Mar 29
OSL4:30 pmOslo Gardermoen
32h 45m
1 stop
ORD6:15 pmChicago O'Hare Intl
$439
Find similar

Scandinavian Airlines flights from Chicago to Oslo Gardermoen Airport

Our best Scandinavian Airlines deals on Chicago to Oslo Gardermoen Airport flight tickets
Scandinavian Airlines
Apr 22
ORD7:30 amChicago O'Hare Intl
16h 15m
1 stop
OSL6:45 amOslo Gardermoen
Apr 28
OSL7:20 pmOslo Gardermoen
27h 50m
1 stop
ORD4:10 pmChicago O'Hare Intl
$407
Find similar
Scandinavian Airlines
Apr 22
ORD7:30 amChicago O'Hare Intl
16h 15m
1 stop
OSL6:45 amOslo Gardermoen
Apr 28
OSL9:00 pmOslo Gardermoen
26h 10m
1 stop
ORD4:10 pmChicago O'Hare Intl
$410
Find similar
Scandinavian Airlines
Jan 12
ORD10:24 amChicago O'Hare Intl
15h 56m
2 stops
OSL9:20 amOslo Gardermoen
Jan 16
OSL9:00 amOslo Gardermoen
14h 45m
1 stop
ORD4:45 pmChicago O'Hare Intl
$423
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Oslo Gardermoen Airport 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, momondo users made 832,500 searches. Data last updated November 17, 2025.
Use the filters below to find and compare flights from Chicago to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Fri 12/5

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Tue 12/16

1:10 pm-5:20 pm

1 stop11h 10m

$390

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Fri 12/5

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Wed 12/10

1:10 pm-5:20 pm

1 stop11h 10m

$391

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 4/22

7:30 am-6:45 am

1 stop16h 15m

Oslo Gardermoen

Tue 4/28

7:20 pm-4:10 pm

1 stop27h 50m

$407

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 4/22

7:30 am-6:45 am

1 stop16h 15m

Oslo Gardermoen

Tue 4/28

9:00 pm-4:10 pm

1 stop26h 10m

$410

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Mon 1/12

10:24 am-9:20 am

2 stops15h 56m

Oslo Gardermoen

Fri 1/16

9:00 am-4:45 pm

1 stop14h 45m

$423

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 4/14

7:00 am-11:05 am

2 stops21h 05m

Oslo Gardermoen

Tue 4/21

9:00 pm-4:10 pm

1 stop26h 10m

$424

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 3/18

7:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Sun 3/29

4:30 pm-6:15 pm

1 stop32h 45m

$439

ChicagoOslo

MDW - OSL

MDWOSL

Chicago Midway

Wed 4/22

5:59 pm-4:40 pm

2 stops15h 41m

Oslo Gardermoen

Tue 4/28

6:30 am-4:25 pm

2 stops16h 55m

$523

ChicagoOslo

MDW - OSL

MDWOSL

Chicago Midway

Wed 12/3

1:14 pm-8:40 am

2 stops12h 26m

Oslo Gardermoen

Thu 12/11

6:30 am-6:18 pm

2 stops18h 48m

$529

ChicagoOslo

MDW - OSL

MDWOSL

Chicago Midway

Tue 4/14

5:59 pm-4:40 pm

2 stops15h 41m

Oslo Gardermoen

Tue 4/21

6:05 am-4:25 pm

2 stops17h 20m

$530

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Oslo from

How to get the cheapest flight ticket from Chicago to Oslo Gardermoen Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Chicago and Oslo Gardermoen Airport?

What is the cheapest month to fly to Oslo Gardermoen Airport?

The cheapest month to fly to Oslo Gardermoen Airport from Chicago is in November. Flight prices, which tend to average around $471, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Oslo Gardermoen Airport from Chicago during October instead. Flights to Oslo Gardermoen Airport in October, while not as cheap as those in November, still average around $522.

What is the cheapest day to depart on your flight to Oslo Gardermoen Airport?

According to our data, Sunday is the cheapest day to fly to Oslo Gardermoen Airport from Chicago. The lowest ticket price found for a Sunday departure recently was $668. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Oslo Gardermoen Airport for around $755.

What is the cheapest time of day to depart on your flight to Oslo Gardermoen Airport?

Our most recent data shows that the best time of day to fly to Oslo Gardermoen Airport is at noon. Flights from Chicago to Oslo Gardermoen Airport during this time can be as low as $587. In contrast, the most expensive time of day to depart to Oslo Gardermoen Airport is in the morning when prices are around $730.

How far in advance should I book a flight to Oslo Gardermoen Airport?

You are more likely to see cheaper flights to Oslo Gardermoen Airport from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo Gardermoen Airport for around $637 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo Gardermoen Airport from Chicago for as low as $532 on momondo.

Can stopping save me money on Chicago to Oslo Gardermoen Airport flights?

You could potentially save up to 85% on your flight if you consider stops on a Chicago to Oslo Gardermoen Airport flight.

How have Chicago to Oslo Gardermoen Airport flight prices changed over time?

As of November 2025, prices for Chicago to Oslo Gardermoen Airport flights are approximately 7% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Oslo Gardermoen Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Oslo Gardermoen Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Oslo Gardermoen Airport (CHI to OSL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Oslo Gardermoen Airport

Direct flights

None
There are no direct flights from Chicago to Oslo Gardermoen Airport. There are no popular flight routes from Chicago to Oslo Gardermoen Airport.
Search flight deals

  • How far is Chicago to Oslo Gardermoen by plane?

    There are 4036.6 mi between Chicago and Oslo Gardermoen. 10h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago to Oslo Gardermoen Airport?

    Prices for flights from Chicago to Oslo Gardermoen Airport refresh daily.

  • How many operators does momondo search for flights from Chicago to Oslo Gardermoen Airport?

  • How old do you have to be to fly from Chicago to Oslo Gardermoen Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Oslo Gardermoen Airport.

  • What documentation or ID do you need to fly to Oslo Gardermoen Airport?

    The travel and health documents required for your trip to Oslo Gardermoen Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oslo Gardermoen Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Chicago to Oslo Gardermoen Airport?

Best airlines flying from Chicago to Oslo Gardermoen Airport

Compare and see reviews for airlines that fly from Chicago to Oslo Gardermoen Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $390Free CancellationRating
7.4
1,578 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $419Free CancellationRating
7.0
580 reviews
Search Icelandair flights
LufthansaPriceFrom $494Free CancellationRating
6.8
7,576 reviews
Search Lufthansa flights
SWISSPriceFrom $513Free CancellationRating
7.5
1,787 reviews
Search SWISS flights
American AirlinesPriceFrom $516Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
FinnairPriceFrom $521Free CancellationRating
7.6
1,334 reviews
Search Finnair flights
British AirwaysPriceFrom $530Free CancellationRating
6.7
7,527 reviews
Search British Airways flights
United AirlinesPriceFrom $532Free CancellationRating
7.4
9,015 reviews
Search United Airlines flights
KLMPriceFrom $545Free CancellationRating
7.7
1,411 reviews
Search KLM flights
DeltaPriceFrom $562Free CancellationRating
7.9
8,007 reviews
Search Delta flights

Traveling to a place near Oslo?

Book flights to Oslo if you plan to visit one of these locations
Gardermoen
Fredrikstad
Drammen
Lillehammer

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Oslo?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Oslo. momondo saves you time and could save you money on your trip.

Can I find flights from Chicago to Oslo with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chicago to Oslo flights to just show those with flexible booking policies.

How can momondo help me find flights from Chicago to Oslo?

momondo provides multiple filters to help you find the best flight to Oslo from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Chicago to Oslo right now. Can momondo alert me if prices change?

Price alerts on flights to Oslo from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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