Which layover airport offers the lowest fares from Chicago to Oslo Gardermoen Airport?

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $514.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

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

Generally, flights departing at night tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Which layover airport has the shortest connection time from Chicago to Oslo Gardermoen Airport?

Helsinki (HEL) has the shortest average layover time for this route: 1h 33m.

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

According to our data, Atlas Air have had the least number of delays on this route over the last 12 months; with about 48% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Chicago and Oslo Gardermoen Airport?

Reykjavik (KEF) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

How often are flights from Chicago to Oslo delayed?

Historically, on average around 46% of flights between Chicago and Oslo have experienced a delay on any given week. The average delay length over the past 12 months has been 293 minutes.

Which layover airport has the shortest travel time from Chicago to Oslo Gardermoen Airport?

Flights connecting via Copenhagen (CPH) have the shortest average one-way travel time: 11h 02m.

What airlines fly to Oslo Gardermoen Airport?

Icelandair, Scandinavian Airlines and United Airlines are the top three most popular airlines that fly to Oslo Gardermoen Airport from Chicago according to our data. Icelandair is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Oslo Gardermoen Airport. Keep in mind that there are 7 different airlines that fly to Oslo Gardermoen Airport on a routine basis, so you have a few additional options to choose from.

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

Icelandair, TAP AIR PORTUGAL, and Delta are the most popular carriers operating from Chicago to Oslo Gardermoen

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?

As of May 2026, there are 7 operators available to choose from 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.

$265 Cheap Flights from Chicago to Oslo Gardermoen Airport in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $795 to $568. The lowest price recently found on this route was $583.

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Find the cheapest flights from Chicago to Oslo

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One-way

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Enter your travel dates to find the best prices.

3:35 pm - 10:55 am

ORD

OSL

12h 20m

1 stop

9:55 am - 3:35 pm

OSL

ORD

12h 40m

1 stop

$583Lufthansa

Thu, May 28 - Tue, Jun 2

10:25 pm - 3:25 pm

ORD

OSL

10h 00m

1 stop

1:10 pm - 6:20 pm

OSL

ORD

11h 10m

1 stop

$633Icelandair

Fri, Oct 16 - Sun, Oct 25

7:25 pm - 3:25 pm

ORD

OSL

13h 00m

1 stop

1:10 pm - 6:20 pm

OSL

ORD

11h 10m

1 stop

$634Icelandair

Thu, Oct 15 - Wed, Oct 28

7:25 pm - 3:25 pm

ORD

OSL

13h 00m

1 stop

4:30 pm - 9:25 pm

OSL

ORD

11h 55m

1 stop

$641Icelandair

Thu, Sep 17 - Fri, Oct 2

7:25 pm - 3:25 pm

ORD

OSL

13h 00m

1 stop

1:50 pm - 6:15 pm

OSL

ORD

11h 25m

1 stop

$643Icelandair

Wed, Sep 2 - Mon, Sep 7

7:25 pm - 12:35 pm

ORD

OSL

10h 10m

1 stop

4:30 pm - 6:15 pm

OSL

ORD

32h 45m

1 stop

$647Icelandair

Mon, Sep 21 - Sat, Sep 26

2:20 pm - 12:10 am

ORD

OSL

26h 50m

1 stop

5:35 am - 12:35 pm

OSL

ORD

14h 00m

1 stop

$652SWISS

Mon, Aug 3 - Tue, Aug 11

6:42 pm - 6:35 pm

MDW

OSL

16h 53m

2 stops

6:30 am - 4:15 pm

OSL

MDW

16h 45m

2 stops

$756Delta

Thu, Aug 13 - Wed, Aug 19

1:00 pm - 11:45 am

MDW

OSL

15h 45m

2 stops

6:30 am - 6:05 pm

OSL

MDW

18h 35m

2 stops

$781Delta

Fri, Sep 4 - Sun, Sep 13

12:30 pm - 8:40 am

MDW

OSL

13h 10m

2 stops

8:00 am - 9:45 pm

OSL

MDW

19h 45m

2 stops

$785Delta

Fri, Oct 16 - Sun, Oct 25

Icelandair flights from Chicago to Oslo Gardermoen Airport

Our best Icelandair deals on Chicago to Oslo Gardermoen Airport flight tickets

Icelandair

Oct 16

ORD10:25 pmChicago O'Hare Intl

10h 00m

1 stop

OSL3:25 pmOslo Gardermoen

Oct 25

OSL1:10 pmOslo Gardermoen

11h 10m

1 stop

ORD6:20 pmChicago O'Hare Intl

$633

Icelandair

Oct 15

ORD7:25 pmChicago O'Hare Intl

13h 00m

1 stop

OSL3:25 pmOslo Gardermoen

Oct 28

OSL1:10 pmOslo Gardermoen

11h 10m

1 stop

ORD6:20 pmChicago O'Hare Intl

$634

Icelandair

Sep 17

ORD7:25 pmChicago O'Hare Intl

13h 00m

1 stop

OSL3:25 pmOslo Gardermoen

Oct 2

OSL4:30 pmOslo Gardermoen

11h 55m

1 stop

ORD9:25 pmChicago O'Hare Intl

$641

United Airlines flights from Chicago to Oslo Gardermoen Airport

Our best United Airlines deals on Chicago to Oslo Gardermoen Airport flight tickets

United Airlines

Aug 15

ORD9:40 pmChicago O'Hare Intl

17h 25m

1 stop

OSL10:05 pmOslo Gardermoen

Aug 22

OSL6:15 amOslo Gardermoen

15h 40m

1 stop

ORD2:55 pmChicago O'Hare Intl

$739

United Airlines

Aug 5

ORD6:00 pmChicago O'Hare Intl

16h 15m

1 stop

OSL5:15 pmOslo Gardermoen

Aug 20

OSL6:45 amOslo Gardermoen

15h 10m

1 stop

ORD2:55 pmChicago O'Hare Intl

$740

United Airlines

Aug 5

ORD6:00 pmChicago O'Hare Intl

16h 15m

1 stop

OSL5:15 pmOslo Gardermoen

Aug 19

OSL7:10 amOslo Gardermoen

13h 50m

1 stop

ORD2:00 pmChicago O'Hare Intl

$741

momondo Fare Finder

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

Cheapest round-trip

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 5/28

3:35 pm-10:55 am

1 stop12h 20m

Oslo Gardermoen

Tue 6/2

9:55 am-3:35 pm

1 stop12h 40m

$583

Quickest round-trip

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Fri 10/16

10:25 pm-3:25 pm

1 stop10h 00m

Oslo Gardermoen

Sun 10/25

1:10 pm-6:20 pm

1 stop11h 10m

$633

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 10/15

7:25 pm-3:25 pm

1 stop13h 00m

Oslo Gardermoen

Wed 10/28

1:10 pm-6:20 pm

1 stop11h 10m

$634

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 9/17

7:25 pm-3:25 pm

1 stop13h 00m

Oslo Gardermoen

Fri 10/2

4:30 pm-9:25 pm

1 stop11h 55m

$641

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 9/2

7:25 pm-3:25 pm

1 stop13h 00m

Oslo Gardermoen

Mon 9/7

1:50 pm-6:15 pm

1 stop11h 25m

$643

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Mon 9/21

7:25 pm-12:35 pm

1 stop10h 10m

Oslo Gardermoen

Sat 9/26

4:30 pm-6:15 pm

1 stop32h 45m

$647

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Mon 8/3

2:20 pm-12:10 am

1 stop26h 50m

Oslo Gardermoen

Tue 8/11

5:35 am-12:35 pm

1 stop14h 00m

$652

ChicagoOslo

MDW - OSL

MDWOSL

Chicago Midway

Thu 8/13

6:42 pm-6:35 pm

2 stops16h 53m

Oslo Gardermoen

Wed 8/19

6:30 am-4:15 pm

2 stops16h 45m

$756

ChicagoOslo

MDW - OSL

MDWOSL

Chicago Midway

Fri 9/4

1:00 pm-11:45 am

2 stops15h 45m

Oslo Gardermoen

Sun 9/13

6:30 am-6:05 pm

2 stops18h 35m

$781

ChicagoOslo

MDW - OSL

MDWOSL

Chicago Midway

Fri 10/16

12:30 pm-8:40 am

2 stops13h 10m

Oslo Gardermoen

Sun 10/25

8:00 am-9:45 pm

2 stops19h 45m

$785

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 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

Prices

Airlines

Delays

Layovers

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 September. Flight prices, which tend to average around $225, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Oslo Gardermoen Airport from Chicago during March instead. Flights to Oslo Gardermoen Airport in March, while not as cheap as those in September, still average around $236.

How far in advance should I book a flight from Chicago 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 $599 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 $494 on momondo.

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

As of May 2026, prices for Chicago to Oslo Gardermoen Airport flights are approximately 39% cheaper 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

Fastest flight time	11h 45m
Direct flights	None

The fastest flight from Chicago to Oslo Gardermoen Airport takes 11h 45m

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

Frequently asked questions about flying from Chicago to Oslo Gardermoen Airport

How far is Chicago to Oslo Gardermoen by plane?
There are 4036.6 mi between Chicago and Oslo Gardermoen. 11h 45m 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?
As of May 2026, there are 7 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Chicago to Oslo Gardermoen Airport is Icelandair (42% of total bookings). The next most popular airlines are Scandinavian Airlines (27%), United Airlines (10%), and Lufthansa (7%).

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 Airlines	PriceFrom $384	Free Cancellation	Rating 7.4 1,777 reviews	Search Scandinavian Airlines flights
Icelandair	PriceFrom $397	Free Cancellation	Rating 7.0 654 reviews	Search Icelandair flights
Lufthansa	PriceFrom $494	Free Cancellation	Rating 6.8 8,004 reviews	Search Lufthansa flights
American Airlines	PriceFrom $505	Free Cancellation	Rating 7.1 11,662 reviews	Search American Airlines flights
Delta	PriceFrom $513	Free Cancellation	Rating 7.9 8,453 reviews	Search Delta flights
United Airlines	PriceFrom $527	Free Cancellation	Rating 7.4 9,723 reviews	Search United Airlines flights
KLM	PriceFrom $544	Free Cancellation	Rating 7.8 1,517 reviews	Search KLM flights

Gardermoen

Fredrikstad

Lillehammer

Drammen

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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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Cheap flights from Chicago to Oslo from $265

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 11/4. 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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Icelandair flights from Chicago to Oslo Gardermoen Airport

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Our best United Airlines deals on Chicago to Oslo Gardermoen Airport flight tickets

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Use the filters below to find and compare flights from Chicago to Oslo Gardermoen Airport that are best for you.

See travel insights to Oslo from

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

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?

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

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

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

What airlines fly to Oslo Gardermoen Airport?

How often are flights from Chicago to Oslo delayed?

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

What day of the week experiences the fewest flight delays on this route?

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

Which airport is the most popular layover for flights between Chicago and Oslo Gardermoen Airport?

Which layover airport offers the lowest fares from Chicago to Oslo Gardermoen Airport?

Which layover airport has the shortest travel time from Chicago to Oslo Gardermoen Airport?

Which layover airport has the shortest connection time from Chicago to Oslo Gardermoen Airport?

When to book flights from Chicago to Oslo Gardermoen Airport

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

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Traveling to a place near Oslo?

Why use momondo?

An easier way to manage your Oslo Gardermoen Airport trip

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