How long does it take to fly to Oslo?

Flight times vary depending on what airport in Illinois you fly out of and what airport in Oslo you fly into. For example, flying from Chicago to Oslo Gardermoen Airport takes 11h 15m on average. On the other hand, flying from Moline to Oslo Gardermoen Airport takes 17h on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What airlines fly to Oslo?

Icelandair, Scandinavian Airlines and United Airlines are the top three most popular airlines that fly to Oslo from Illinois according to our data. Icelandair is the first choice among our users, with 50% 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.

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

TAP AIR PORTUGAL, United Airlines, and Delta are the most popular carriers operating from Illinois to Oslo

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

Prices for flights from Illinois to Oslo refresh daily.

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

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

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois 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.

$230 Cheap Flights from Illinois to Oslo in 2025/26

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Cheap round-trip flights

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6:30 pm - 8:35 pmORD-OSL

19h 05m1 stop

1:10 pm - 5:20 pmOSL-ORD

11h 10m1 stop

$361Icelandair

Find Deal

Sat, Nov 8 - Mon, Nov 24

6:30 pm - 11:35 amORD-OSL

10h 05m1 stop

1:10 pm - 5:20 pmOSL-ORD

11h 10m1 stop

$362Icelandair

Find Deal

Sat, Nov 8 - Mon, Nov 24

10:35 am - 9:20 amORD-OSL

15h 45m2 stops

9:05 pm - 4:45 pmOSL-ORD

26h 40m1 stop

$384Scandinavian Airlines

Find Deal

Thu, Nov 27 - Wed, Dec 3

7:20 pm - 3:20 pmORD-OSL

13h 00m1 stop

11:05 am - 5:45 pmOSL-ORD

12h 40m1 stop

$401Scandinavian Airlines

Find Deal

Mon, Mar 2 - Mon, Mar 9

8:25 pm - 5:55 pmORD-OSL

14h 30m1 stop

6:45 pm - 2:45 pmOSL-ORD

27h 00m1 stop

$458TAP AIR PORTUGAL

Find Deal

Sun, Mar 1 - Sat, Mar 7

6:28 pm - 5:40 pmORD-OSL

40h 12m2 stops

6:15 am - 8:00 pmOSL-ORD

20h 45m2 stops

$480Air Canada

Find Deal

Mon, Mar 2 - Thu, Mar 5

7:05 am - 12:10 pmORD-OSL

22h 05m2 stops

6:15 am - 2:55 pmOSL-ORD

15h 40m2 stops

$481Multiple Airlines

Find Deal

Tue, Nov 18 - Tue, Nov 25

2:00 pm - 5:40 pmORD-OSL

20h 40m2 stops

6:05 am - 8:05 pmOSL-ORD

21h 00m1 stop

$482Multiple Airlines

Find Deal

Wed, Dec 3 - Wed, Dec 10

8:25 pm - 5:55 pmORD-OSL

14h 30m1 stop

6:55 pm - 3:25 pmOSL-ORD

27h 30m1 stop

$484TAP AIR PORTUGAL

Find Deal

Sun, Mar 1 - Thu, Mar 5

12:50 pm - 1:00 pmORD-OSL

17h 10m2 stops

6:05 am - 5:48 pmOSL-ORD

18h 43m2 stops

$486Air Canada

Find Deal

Wed, Dec 3 - Wed, Dec 10

Icelandair flights from Illinois to Oslo

Our best Icelandair deals on Illinois to Oslo flight tickets

Icelandair

Nov 8

ORD6:30 pmChicago O'Hare Intl

19h 05m

1 stop

OSL8:35 pmOslo Gardermoen

Nov 24

OSL1:10 pmOslo Gardermoen

11h 10m

1 stop

ORD5:20 pmChicago O'Hare Intl

$361

Find similar

Icelandair

Nov 8

ORD6:30 pmChicago O'Hare Intl

10h 05m

1 stop

OSL11:35 amOslo Gardermoen

Nov 24

OSL1:10 pmOslo Gardermoen

11h 10m

1 stop

ORD5:20 pmChicago O'Hare Intl

$362

Find similar

Icelandair

Nov 18

ORD6:30 pmChicago O'Hare Intl

10h 05m

1 stop

OSL11:35 amOslo Gardermoen

Nov 25

OSL1:10 pmOslo Gardermoen

11h 10m

1 stop

ORD5:20 pmChicago O'Hare Intl

$385

Find similar

Scandinavian Airlines flights from Illinois to Oslo

Our best Scandinavian Airlines deals on Illinois to Oslo flight tickets

Scandinavian Airlines

Nov 27

ORD10:35 amChicago O'Hare Intl

15h 45m

2 stops

OSL9:20 amOslo Gardermoen

Dec 3

OSL9:05 pmOslo Gardermoen

26h 40m

1 stop

ORD4:45 pmChicago O'Hare Intl

$384

Find similar

Scandinavian Airlines

Mar 2

ORD7:20 pmChicago O'Hare Intl

13h 00m

1 stop

OSL3:20 pmOslo Gardermoen

Mar 9

OSL11:05 amOslo Gardermoen

12h 40m

1 stop

ORD5:45 pmChicago O'Hare Intl

$401

Find similar

Scandinavian Airlines

Feb 26

ORD10:40 amChicago O'Hare Intl

20h 35m

2 stops

OSL2:15 pmOslo Gardermoen

Mar 5

OSL11:05 amOslo Gardermoen

12h 40m

1 stop

ORD4:45 pmChicago O'Hare Intl

$413

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sat 11/8

6:30 pm-8:35 pm

1 stop19h 05m

Oslo Gardermoen

Mon 11/24

1:10 pm-5:20 pm

1 stop11h 10m

$361

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sat 11/8

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Mon 11/24

1:10 pm-5:20 pm

1 stop11h 10m

$362

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 11/27

10:35 am-9:20 am

2 stops15h 45m

Oslo Gardermoen

Wed 12/3

9:05 pm-4:45 pm

1 stop26h 40m

$384

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Mon 3/2

7:20 pm-3:20 pm

1 stop13h 00m

Oslo Gardermoen

Mon 3/9

11:05 am-5:45 pm

1 stop12h 40m

$401

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 3/1

8:25 pm-5:55 pm

1 stop14h 30m

Oslo Gardermoen

Sat 3/7

6:45 pm-2:45 pm

1 stop27h 00m

$458

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Mon 3/2

6:28 pm-5:40 pm

2 stops40h 12m

Oslo Gardermoen

Thu 3/5

6:15 am-8:00 pm

2 stops20h 45m

$480

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 11/18

7:05 am-12:10 pm

2 stops22h 05m

Oslo Gardermoen

Tue 11/25

6:15 am-2:55 pm

2 stops15h 40m

$481

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 12/3

2:00 pm-5:40 pm

2 stops20h 40m

Oslo Gardermoen

Wed 12/10

6:05 am-8:05 pm

1 stop21h 00m

$482

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Sun 3/1

8:25 pm-5:55 pm

1 stop14h 30m

Oslo Gardermoen

Thu 3/5

6:55 pm-3:25 pm

1 stop27h 30m

$484

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Wed 12/3

12:50 pm-1:00 pm

2 stops17h 10m

Oslo Gardermoen

Wed 12/10

6:05 am-5:48 pm

2 stops18h 43m

$486

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How to get the cheapest flight ticket from Illinois 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

Other information

What is the cheapest month to fly to Oslo?

The month of November is, on average, the cheapest month to fly to Oslo from Illinois, 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 Illinois to Oslo during October average around $533.

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 Illinois to Oslo for around $755.

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

Flying to Oslo from Illinois 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 Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo for around $639 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo from Illinois for as low as $558 on momondo.

Cheap Illinois to Oslo flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Illinois to Oslo?
Prices for flights from Illinois to Oslo refresh daily.
How many operators does momondo search for flights from Illinois to Oslo?
As of October 2025, there are 10 operators available to choose from for flights from Illinois to Oslo.
How old do you have to be to fly from Illinois to Oslo?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois 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 Illinois to Oslo

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

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $390	Free Cancellation	Rating 7.4 1,533 reviews	Search Scandinavian Airlines flights
Icelandair	PriceFrom $416	Free Cancellation	Rating 7.0 561 reviews	Search Icelandair flights
Lufthansa	PriceFrom $494	Free Cancellation	Rating 6.8 7,503 reviews	Search Lufthansa flights
American Airlines	PriceFrom $516	Free Cancellation	Rating 7.2 11,026 reviews	Search American Airlines flights
Finnair	PriceFrom $521	Free Cancellation	Rating 7.6 1,333 reviews	Search Finnair flights
British Airways	PriceFrom $530	Free Cancellation	Rating 6.7 7,461 reviews	Search British Airways flights
United Airlines	PriceFrom $532	Free Cancellation	Rating 7.4 8,993 reviews	Search United Airlines flights
KLM	PriceFrom $550	Free Cancellation	Rating 7.7 1,404 reviews	Search KLM flights
Delta	PriceFrom $562	Free Cancellation	Rating 7.9 7,977 reviews	Search Delta flights
SWISS	PriceFrom $605	Free Cancellation	Rating 7.5 1,771 reviews	Search SWISS flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Oslo from Illinois.

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

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

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

Once all potential Illinois to Oslo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Illinois to Oslo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Oslo trip

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Find better results for your trip to Norway

Cheap flights from Illinois 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 Illinois to Oslo departing on 11/30. 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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Find the cheapest flights from Illinois to Oslo

Cheap round-trip flights

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Icelandair flights from Illinois to Oslo

Our best Icelandair deals on Illinois to Oslo flight tickets

Scandinavian Airlines flights from Illinois to Oslo

Our best Scandinavian Airlines deals on Illinois to Oslo flight tickets

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How to get the cheapest flight ticket from Illinois 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

What is the cheapest month to fly to Oslo?

The month of November is, on average, the cheapest month to fly to Oslo from Illinois, 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 Illinois to Oslo during October average around $533.

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

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

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

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

TAP AIR PORTUGAL, United Airlines, and Delta are the most popular carriers operating from Illinois to Oslo

What airlines fly to Oslo?

How long does it take to fly to Oslo?

Cheap Illinois to Oslo flight deals and tips

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

Direct flights

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

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

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

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

Best airlines flying from Illinois to Oslo

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

Why use momondo?

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

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

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

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

An easier way to manage your Oslo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Norway

Fly into one of these airports located in Oslo

Airports listed have a maximum distance of 53.1 mi from Oslo