Find Deals on Flights from Chicago to Oslo

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Chicago to Oslo

(Round-trip)
Depart: Thu Aug 31 2017 Return: Sat Sep 2 2017 Trip spans 3 days
SAS
SAS
ORD
OSL
16h 45m
1 stop
OSL
ORD
33h 30m
1 stop
Depart: Thu May 4 2017 Return: Mon May 8 2017 Trip spans 5 days
Major Airline
Major Airline
ORD
OSL
14h 40m
1 stop
OSL
ORD
14h 10m
1 stop
Depart: Mon May 8 2017 Return: Mon May 15 2017 Trip spans 8 days
Delta
Delta
MDW
TRF
15h 10m
2 stops
TRF
MDW
18h 39m
2 stops
Depart: Mon May 8 2017 Return: Mon May 15 2017 Trip spans 8 days
KLM
KLM
MDW
OSL
13h 30m
2 stops
OSL
MDW
16h 51m
2 stops
Depart: Mon Jun 5 2017 Return: Wed Jun 14 2017 Trip spans 10 days
American Airlines
American Airlines
ORD
OSL
24h 40m
1 stop
OSL
ORD
30h 40m
1 stop
Depart: Sat Jun 10 2017 Return: Tue Jun 20 2017 Trip spans 11 days
United
United
ORD
OSL
17h 16m
2 stops
OSL
ORD
18h 50m
2 stops
Depart: Tue Apr 4 2017 Return: Wed Apr 12 2017 Trip spans 9 days
SAS
SAS
ORD
OSL
10h 20m
1 stop
OSL
ORD
10h 35m
1 stop
Depart: Thu May 18 2017 Return: Mon Jun 12 2017 Trip spans 26 days
Major Airline
Major Airline
ORD
OSL
16h 45m
1 stop
OSL
ORD
17h 50m
1 stop
Depart: Sun Aug 20 2017 Return: Thu Aug 31 2017 Trip spans 12 days
Major Airline
Major Airline
ORD
OSL
14h 40m
1 stop
OSL
ORD
14h 25m
1 stop
Depart: Wed Sep 20 2017 Return: Wed Oct 4 2017 Trip spans 15 days
SAS
SAS
ORD
TRF
16h 35m
1 stop
TRF
ORD
14h 10m
1 stop
Depart: Fri Sep 1 2017 Return: Sat Sep 9 2017 Trip spans 9 days
Major Airline
Major Airline
ORD
OSL
13h 00m
1 stop
OSL
ORD
12h 40m
1 stop
Depart: Mon May 8 2017 Return: Mon May 15 2017 Trip spans 8 days
SAS
SAS
ORD
TRF
16h 35m
1 stop
TRF
ORD
14h 10m
1 stop
Depart: Mon May 8 2017 Return: Sat May 20 2017 Trip spans 13 days
Delta
Delta
MDW
OSL
14h 35m
2 stops
OSL
MDW
17h 40m
2 stops
Depart: Fri Apr 14 2017 Return: Sat Apr 15 2017 Trip spans 2 days
Major Airline
Major Airline
ORD
OSL
16h 20m
2 stops
OSL
ORD
18h 07m
2 stops
Depart: Mon May 8 2017 Return: Mon May 15 2017 Trip spans 8 days
SAS
SAS
ORD
OSL
16h 35m
1 stop
OSL
ORD
14h 10m
1 stop
Depart: Mon May 22 2017 Return: Wed May 31 2017 Trip spans 10 days
Delta
Delta
MDW
TRF
15h 55m
2 stops
TRF
MDW
18h 39m
2 stops
Depart: Wed Apr 5 2017 Return: Sun Apr 9 2017 Trip spans 5 days
Major Airline
Major Airline
ORD
TRF
22h 05m
2 stops
TRF
ORD
13h 55m
2 stops
Depart: Wed May 17 2017 Return: Mon May 29 2017 Trip spans 13 days
SAS
SAS
ORD
TRF
32h 15m
1 stop
TRF
ORD
30h 40m
1 stop
Depart: Wed May 31 2017 Return: Tue Jun 6 2017 Trip spans 7 days
Delta
Delta
MDW
TRF
20h 40m
2 stops
TRF
MDW
19h 51m
2 stops
Depart: Thu May 11 2017 Return: Mon May 22 2017 Trip spans 12 days
Major Airline
Major Airline
ORD
TRF
12h 35m
1 stop
TRF
ORD
13h 55m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Chicago
only $492
only $624
Destination

Oslo
$492
Sandefjord
$513