$226 Find Cheap Flights from Illinois to Oslo - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Oslo departing on 12/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Illinois to Oslo

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Oslo 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.

Recent round-trip flight deals from Illinois to Oslo

Wed, Dec 2 - Thu, Dec 10
Icelandair Logo
6:30 pm - 11:35 am
ORD
-
OSL
10h 05m
1 stop
Icelandair Logo
1:10 pm - 5:20 pm
OSL
-
ORD
11h 10m
1 stop
$482Icelandair
Fri, Aug 21 - Thu, Sep 3
Icelandair Logo
10:25 pm - 3:25 pm
ORD
-
OSL
10h 00m
1 stop
Icelandair Logo
4:30 pm - 6:15 pm
OSL
-
ORD
32h 45m
1 stop
$498Icelandair
Tue, Oct 27 - Sat, Oct 31
Scandinavian Airlines Logo
8:15 pm - 1:10 pm
ORD
-
OSL
10h 55m
1 stop
Scandinavian Airlines Logo
5:10 pm - 5:45 pm
OSL
-
ORD
30h 35m
1 stop
$576Scandinavian Airlines
Sun, Nov 1 - Sat, Nov 7
Scandinavian Airlines Logo
7:15 pm - 5:20 pm
ORD
-
OSL
15h 05m
1 stop
Scandinavian Airlines Logo
10:00 am - 4:45 pm
OSL
-
ORD
13h 45m
1 stop
$576Scandinavian Airlines
Thu, Oct 22 - Sat, Oct 24
TAP AIR PORTUGAL Logo
6:00 pm - 5:50 pm
ORD
-
OSL
16h 50m
1 stop
TAP AIR PORTUGAL Logo
1:00 pm - 4:30 pm
OSL
-
ORD
34h 30m
1 stop
$617TAP AIR PORTUGAL
Tue, Jan 12 - Tue, Jan 19
Multiple Airlines Logo
1:20 pm - 10:55 am
ORD
-
OSL
14h 35m
2 stops
Multiple Airlines Logo
11:45 am - 6:45 pm
OSL
-
ORD
14h 00m
1 stop
$684Multiple Airlines
Thu, Aug 13 - Mon, Aug 24
Lufthansa Logo
9:40 pm - 5:55 pm
ORD
-
OSL
13h 15m
1 stop
Lufthansa Logo
6:45 am - 7:55 pm
OSL
-
ORD
20h 10m
1 stop
$726Lufthansa
Thu, Aug 13 - Mon, Aug 24
Lufthansa Logo
9:40 pm - 10:05 pm
ORD
-
OSL
17h 25m
1 stop
Lufthansa Logo
1:05 pm - 7:55 pm
OSL
-
ORD
13h 50m
1 stop
$731Lufthansa
Wed, Aug 12 - Thu, Aug 20
United Airlines Logo
6:00 pm - 10:05 pm
ORD
-
OSL
21h 05m
1 stop
United Airlines Logo
6:45 am - 2:55 pm
OSL
-
ORD
15h 10m
1 stop
$734United Airlines
Tue, Aug 11 - Wed, Aug 26
United Airlines Logo
9:40 pm - 10:05 pm
ORD
-
OSL
17h 25m
1 stop
United Airlines Logo
6:35 am - 8:05 pm
OSL
-
ORD
20h 30m
2 stops
$737United Airlines
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Good to know

Cheapest flight

$226
Flight from Chicago O'Hare Airport to Oslo Airport

FAQs for booking flights from Illinois to Oslo

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

    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.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo 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?

    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 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?

    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 from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Oslo

Cabin class types available on flights to Illinois

Cabin classes available on flights to Oslo. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Oslo
Business Class flights to Oslo
Premium Economy Class flights to Oslo
Economy Class flights to Oslo