What is the cheapest airline that flies from Chicago to Oslo?

Icelandair, Air Canada, and Scandinavian Airlines are the most popular carriers operating from Chicago to Oslo

What airlines fly to Oslo?

Icelandair, Scandinavian Airlines and United Airlines are the top three most popular airlines that fly to Oslo from Chicago according to our data. Icelandair is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Oslo. Keep in mind that there are 10 different airlines that fly to Oslo on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Chicago to Oslo refresh daily.

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

As of September 2025, there are 10 operators available to choose from for flights from Chicago to Oslo.

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

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.

What documentation or ID do you need to fly to Oslo?

The travel and health documents required for your trip to Oslo 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$299 Cheap Flights from Chicago to Oslo in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $508 to $705. The lowest price recently found on this route was $378.

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Find the cheapest flights from Chicago to Oslo

Round-trip

One-way

Last minute

Cheap round-trip flights

6:30 pm - 11:35 amORD-OSL

10h 05m1 stop

1:10 pm - 5:20 pmOSL-ORD

11h 10m1 stop

$378Icelandair

Find Deal

Fri, Nov 14 - Wed, Nov 19

7:25 pm - 12:35 pmORD-OSL

10h 10m1 stop

1:10 pm - 5:20 pmOSL-ORD

11h 10m1 stop

$380Icelandair

Find Deal

Sat, Oct 18 - Mon, Nov 3

7:10 am - 1:10 pmORD-OSL

23h 00m2 stops

8:00 am - 4:45 pmOSL-ORD

15h 45m1 stop

$385Scandinavian Airlines

Find Deal

Tue, Dec 2 - Mon, Dec 8

7:10 am - 9:20 amORD-OSL

19h 10m2 stops

9:05 pm - 4:45 pmOSL-ORD

26h 40m1 stop

$424Scandinavian Airlines

Find Deal

Tue, Dec 2 - Tue, Dec 9

9:50 pm - 5:40 pmORD-OSL

12h 50m1 stop

11:50 am - 6:25 pmOSL-ORD

13h 35m1 stop

$461Lufthansa

Find Deal

Tue, Nov 4 - Tue, Nov 18

9:40 pm - 6:05 pmORD-OSL

13h 25m1 stop

1:00 pm - 7:55 pmOSL-ORD

13h 55m1 stop

$505Lufthansa

Find Deal

Sun, Oct 12 - Tue, Oct 21

9:50 pm - 5:40 pmORD-OSL

12h 50m1 stop

6:05 am - 11:18 amOSL-ORD

36h 13m2 stops

$506United Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 7

12:00 pm - 5:10 pmORD-OSL

22h 10m2 stops

9:35 am - 3:20 pmOSL-ORD

12h 45m1 stop

$516United Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 7

1:11 pm - 8:40 amMDW-OSL

12h 29m2 stops

7:45 am - 5:43 pmOSL-MDW

16h 58m2 stops

$628KLM

Find Deal

Sat, Oct 18 - Mon, Nov 3

4:15 pm - 6:25 pmORD-TRF

19h 10m2 stops

9:00 am - 3:20 pmTRF-ORD

37h 20m2 stops

$848KLM

Find Deal

Fri, Oct 17 - Sat, Oct 25

Icelandair flights from Chicago to Oslo

Our best Icelandair deals on Chicago to Oslo flight tickets

Icelandair

Nov 14

ORD6:30 pmChicago O'Hare Intl

10h 05m

1 stop

OSL11:35 amOslo Gardermoen

Nov 19

OSL1:10 pmOslo Gardermoen

11h 10m

1 stop

ORD5:20 pmChicago O'Hare Intl

$378

Find similar

Icelandair

Oct 18

ORD7:25 pmChicago O'Hare Intl

10h 10m

1 stop

OSL12:35 pmOslo Gardermoen

Nov 3

OSL1:10 pmOslo Gardermoen

11h 10m

1 stop

ORD5:20 pmChicago O'Hare Intl

$380

Find similar

Icelandair

Nov 6

ORD6:30 pmChicago O'Hare Intl

10h 05m

1 stop

OSL11:35 amOslo Gardermoen

Nov 13

OSL1:10 pmOslo Gardermoen

11h 10m

1 stop

ORD5:20 pmChicago O'Hare Intl

$382

Find similar

Scandinavian Airlines flights from Chicago to Oslo

Our best Scandinavian Airlines deals on Chicago to Oslo flight tickets

Scandinavian Airlines

Dec 2

ORD7:10 amChicago O'Hare Intl

23h 00m

2 stops

OSL1:10 pmOslo Gardermoen

Dec 8

OSL8:00 amOslo Gardermoen

15h 45m

1 stop

ORD4:45 pmChicago O'Hare Intl

$385

Find similar

Scandinavian Airlines

Dec 2

ORD7:10 amChicago O'Hare Intl

19h 10m

2 stops

OSL9:20 amOslo Gardermoen

Dec 9

OSL9:05 pmOslo Gardermoen

26h 40m

1 stop

ORD4:45 pmChicago O'Hare Intl

$424

Find similar

Scandinavian Airlines

Nov 30

ORD7:20 pmChicago O'Hare Intl

14h 20m

1 stop

OSL4:40 pmOslo Gardermoen

Dec 4

OSL8:00 amOslo Gardermoen

15h 45m

1 stop

ORD4:45 pmChicago O'Hare Intl

$433

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Fri 11/14

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Wed 11/19

1:10 pm-5:20 pm

1 stop11h 10m

$378

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sat 10/18

7:25 pm-12:35 pm

1 stop10h 10m

Oslo Gardermoen

Mon 11/3

1:10 pm-5:20 pm

1 stop11h 10m

$380

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 12/2

7:10 am-1:10 pm

2 stops23h 00m

Oslo Gardermoen

Mon 12/8

8:00 am-4:45 pm

1 stop15h 45m

$385

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 12/2

7:10 am-9:20 am

2 stops19h 10m

Oslo Gardermoen

Tue 12/9

9:05 pm-4:45 pm

1 stop26h 40m

$424

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 11/4

9:50 pm-5:40 pm

1 stop12h 50m

Oslo Gardermoen

Tue 11/18

11:50 am-6:25 pm

1 stop13h 35m

$461

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 10/12

9:40 pm-6:05 pm

1 stop13h 25m

Oslo Gardermoen

Tue 10/21

1:00 pm-7:55 pm

1 stop13h 55m

$505

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 12/3

9:50 pm-5:40 pm

1 stop12h 50m

Oslo Gardermoen

Sun 12/7

6:05 am-11:18 am

2 stops36h 13m

$506

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 12/3

12:00 pm-5:10 pm

2 stops22h 10m

Oslo Gardermoen

Sun 12/7

9:35 am-3:20 pm

1 stop12h 45m

$516

ChicagoOslo

MDW - OSL

MDWOSL

Chicago Midway

Sat 10/18

1:11 pm-8:40 am

2 stops12h 29m

Oslo Gardermoen

Mon 11/3

7:45 am-5:43 pm

2 stops16h 58m

$628

ChicagoOslo

ORD - TRF

ORDTRF

Chicago O'Hare Intl

Fri 10/17

4:15 pm-6:25 pm

2 stops19h 10m

Oslo Sandefjord

Sat 10/25

9:00 am-3:20 pm

2 stops37h 20m

$848

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Oslo

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

Prices

Airlines

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

What is the cheapest month to fly to Oslo?

The month of November is, on average, the cheapest month to fly to Oslo from Chicago, with most prices found around $502. If you’re not able to fly to Oslo in November, then October is your next best option. Flight prices from Chicago to Oslo during October average around $530.

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

The cheapest day to depart on your flight to Oslo is on a Sunday when prices can be found for as low as $668. This is often the case because there is less demand to fly during this day of the week. 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 for around $755.

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

Flying to Oslo from Chicago at noon is the least expensive time of day to depart. momondo users have found prices as low as $587 when looking at flights departing at noon. Try not to purchase tickets in the morning because they tend to be around $730. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Oslo from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo for around $635 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo from Chicago for as low as $558 on momondo.

Cheap Chicago to Oslo flight deals and tips

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

Direct flights	None

There are no direct flights from Chicago to Oslo. There are no popular flight routes from Chicago to Oslo.

Search flight deals

How far is Chicago to Oslo by plane?
Chicago and Oslo are 4036.0 mi apart from one another. 10h 05m is a normal flight duration for this route.
When did momondo last update prices for flights from Chicago to Oslo?
Prices for flights from Chicago to Oslo refresh daily.
How many operators does momondo search for flights from Chicago to Oslo?
As of September 2025, there are 10 operators available to choose from for flights from Chicago to Oslo.
How old do you have to be to fly from Chicago to Oslo?
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.
What documentation or ID do you need to fly to Oslo?
The travel and health documents required for your trip to Oslo 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Chicago to Oslo

Compare and see reviews for airlines that fly from Chicago to Oslo with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $409	Free Cancellation	Rating 7.0 544 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $432	Free Cancellation	Rating 7.4 1,486 reviews	Search Scandinavian Airlines flights
Lufthansa	PriceFrom $494	Free Cancellation	Rating 6.8 7,407 reviews	Search Lufthansa flights
British Airways	PriceFrom $530	Free Cancellation	Rating 6.7 7,363 reviews	Search British Airways flights
American Airlines	PriceFrom $532	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $532	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights
KLM	PriceFrom $550	Free Cancellation	Rating 7.8 1,386 reviews	Search KLM flights
Finnair	PriceFrom $555	Free Cancellation	Rating 7.6 1,324 reviews	Search Finnair flights
Delta	PriceFrom $562	Free Cancellation	Rating 7.9 7,957 reviews	Search Delta flights
SWISS	PriceFrom $605	Free Cancellation	Rating 7.6 1,737 reviews	Search SWISS flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Oslo for you.

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.