How does KAYAK find such low prices on flights from Illinois to Oslo Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Oslo Airport. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Oslo Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo Airport from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Oslo Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oslo Airport with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Oslo Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oslo Airport from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$208 CHEAP FLIGHTS from Illinois to Oslo Airport (OSL)

OSL

KAYAK searches hundreds of travel sites at once for deals on flights to Oslo Gardermoen Airport

...and more

Travelers love KAYAK

41.299.237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$365

Typical prices: $445-$607

Scandinavian Airlines

Thu 1/15Thu 1/29

ORD - OSL • 1 stop

Cheapest one-way

$208

Typical prices: $272-$445

TAP AIR PORTUGAL

Sun 1/11

ORD - OSL • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Oslo Gardermoen!

Flight Deals

Cheap Flights from Illinois to Oslo Gardermoen

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Oslo Gardermoen that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Illinois to Oslo Gardermoen

Thu, Jan 15 - Thu, Jan 29

7:20 pm - 12:20 amORD-OSL

22h 00m1 stop

8:00 am - 4:45 pmOSL-ORD

15h 45m1 stop

$365Scandinavian Airlines

Find Deal

Thu, Jan 15 - Thu, Jan 29

7:20 pm - 12:20 amORD-OSL

22h 00m1 stop

8:00 am - 4:45 pmOSL-ORD

15h 45m1 stop

$367Scandinavian Airlines

Find Deal

Wed, Apr 1 - Wed, Apr 8

5:50 pm - 6:45 amORD-OSL

29h 55m1 stop

9:55 am - 4:10 pmOSL-ORD

13h 15m1 stop

$375Scandinavian Airlines

Find Deal

Wed, Feb 11 - Fri, Feb 27

7:20 pm - 1:10 pmORD-OSL

10h 50m1 stop

8:00 am - 4:45 pmOSL-ORD

15h 45m1 stop

$376Scandinavian Airlines

Find Deal

Wed, Feb 4 - Sun, Feb 8

6:30 pm - 11:35 amORD-OSL

10h 05m1 stop

1:05 pm - 5:20 pmOSL-ORD

11h 15m1 stop

$391Icelandair

Find Deal

Fri, Jan 9 - Fri, Jan 23

3:50 pm - 1:05 pmSTL-OSL

14h 15m1 stop

9:35 am - 10:58 pmOSL-STL

20h 23m2 stops

$467Lufthansa

Find Deal

Fri, Jan 9 - Fri, Jan 23

3:50 pm - 3:40 pmSTL-OSL

16h 50m1 stop

6:15 am - 1:55 pmOSL-STL

14h 40m1 stop

$478Lufthansa

Find Deal

Wed, Apr 22 - Tue, Apr 28

5:59 pm - 4:40 pmMDW-OSL

15h 41m2 stops

6:05 am - 6:31 pmOSL-MDW

19h 26m2 stops

$508Delta

Find Deal

Fri, Jan 23 - Tue, Jan 27

5:51 am - 1:50 pmMLI-OSL

24h 59m2 stops

9:00 am - 10:33 pmOSL-MLI

20h 33m2 stops

$511Delta

Find Deal

Sat, Jan 10 - Sat, Jan 17

12:06 pm - 11:00 pmSTL-OSL

27h 54m2 stops

7:10 am - 10:44 pmOSL-STL

22h 34m2 stops

$511British Airways

Find Deal

Useful Info

Low season	November
High season	June
Cheapest flight	$208

Best time to beat the crowds with an average 11% drop in price.

Most popular time to fly with an average 35% increase in price.

Flight from Chicago O'Hare Airport to Oslo

How does KAYAK find such low prices on flights from Illinois to Oslo Airport?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Oslo Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Oslo Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo Airport from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Oslo Airport?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oslo Airport with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Oslo Airport?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oslo Airport from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Gardermoen

Lillehammer

Fredrikstad

Drammen

Everything you need to know for your flight to Oslo Gardermoen

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on your arrival and departure airports

Oslo Airport (OSL)

OSL

$208 Find Cheap Flights from Illinois to Oslo Airport

KAYAK searches hundreds of travel sites at once for deals on flights to Oslo Gardermoen Airport

Everything you should know

Cheap Flights from Illinois to Oslo Gardermoen

Recent round-trip flight deals from Illinois to Oslo Gardermoen

Recent one-way flight deals from Illinois to Oslo Gardermoen

Recent last minute flight deals from Illinois to Oslo Gardermoen

Good to know

FAQs for booking Illinois to Oslo Airport flights

How does KAYAK find such low prices on flights from Illinois to Oslo Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Oslo Airport.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Oslo Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo Airport from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Oslo Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oslo Airport with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Oslo Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oslo Airport from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Oslo Gardermoen?

Everything you need to know for your flight to Oslo Gardermoen

Information on your arrival and departure airports

Cabin class types available on flights to Oslo Gardermoen

Complete your trip to Oslo Gardermoen with a hotel stay or car rental

Find direct flights for Oslo Gardermoen

Flights to other popular destinations

Flights from domestic origins to Illinois

Choose which airport to fly into in Oslo

Find deals for your return flight