Find Cheap Flights 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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Book cheap flights from Chicago to Oslo

(Round-trip)
Depart: Mon Nov 13 2017 Return: Sun Nov 19 2017 Trip spans 7 days
Icelandair
Icelandair
ORD
OSL
9h 50m
1 stop
OSL
ORD
10h 40m
1 stop
Depart: Fri Oct 20 2017 Return: Fri Oct 27 2017 Trip spans 8 days
American Airlines
American Airlines
ORD
OSL
20h 30m
1 stop
OSL
ORD
17h 10m
1 stop
Depart: Fri Feb 9 2018 Return: Fri Feb 16 2018 Trip spans 8 days
KLM
KLM
ORD
TRF
14h 30m
1 stop
TRF
ORD
15h 00m
1 stop
Depart: Sat Jan 13 2018 Return: Sun Jan 21 2018 Trip spans 9 days
Multiple Airlines
Multiple Airlines
ORD
OSL
13h 30m
2 stops
OSL
ORD
14h 07m
2 stops
Depart: Fri Oct 27 2017 Return: Sat Nov 4 2017 Trip spans 9 days
Delta
Delta
ORD
TRF
15h 40m
2 stops
TRF
ORD
15h 00m
1 stop
Depart: Thu Dec 7 2017 Return: Thu Dec 14 2017 Trip spans 8 days
Air France
Air France
ORD
TRF
13h 50m
2 stops
TRF
ORD
16h 10m
2 stops
Depart: Thu Sep 21 2017 Return: Mon Sep 25 2017 Trip spans 5 days
SAS
SAS
ORD
OSL
31h 50m
1 stop
OSL
ORD
30h 40m
1 stop
Depart: Thu Dec 7 2017 Return: Fri Dec 15 2017 Trip spans 9 days
Icelandair
Icelandair
ORD
OSL
9h 50m
1 stop
OSL
ORD
10h 40m
1 stop
Depart: Sun Feb 25 2018 Return: Sun Mar 11 2018 Trip spans 15 days
Icelandair
Icelandair
ORD
OSL
9h 50m
1 stop
OSL
ORD
9h 40m
1 stop
Depart: Sat Jan 13 2018 Return: Sun Jan 21 2018 Trip spans 9 days
Multiple Airlines
Multiple Airlines
ORD
TRF
13h 30m
2 stops
TRF
ORD
14h 07m
2 stops
Depart: Sun Feb 11 2018 Return: Sun Feb 18 2018 Trip spans 8 days
Delta
Delta
MDW
OSL
16h 55m
2 stops
OSL
MDW
16h 28m
2 stops
Depart: Fri Oct 20 2017 Return: Fri Oct 27 2017 Trip spans 8 days
KLM
KLM
MDW
TRF
13h 11m
2 stops
TRF
MDW
17h 18m
2 stops
Depart: Thu Feb 8 2018 Return: Fri Feb 16 2018 Trip spans 9 days
KLM
KLM
MDW
TRF
13h 50m
2 stops
TRF
MDW
18h 15m
2 stops
Depart: Thu Oct 26 2017 Return: Sun Nov 5 2017 Trip spans 11 days
Delta
Delta
MDW
OSL
15h 32m
2 stops
OSL
MDW
18h 38m
2 stops
Depart: Thu Nov 23 2017 Return: Thu Nov 30 2017 Trip spans 8 days
KLM
KLM
ORD
OSL
18h 40m
2 stops
OSL
ORD
18h 58m
2 stops
Depart: Sun Dec 10 2017 Return: Tue Dec 19 2017 Trip spans 10 days
Delta
Delta
MDW
OSL
15h 48m
2 stops
OSL
MDW
19h 45m
2 stops
Depart: Thu Nov 23 2017 Return: Thu Nov 30 2017 Trip spans 8 days
KLM
KLM
ORD
TRF
18h 40m
2 stops
TRF
ORD
18h 58m
2 stops
Depart: Mon Dec 11 2017 Return: Tue Dec 19 2017 Trip spans 9 days
Delta
Delta
MDW
TRF
15h 50m
2 stops
TRF
MDW
18h 41m
2 stops
Depart: Thu Sep 21 2017 Return: Mon Sep 25 2017 Trip spans 5 days
SAS
SAS
ORD
TRF
31h 50m
1 stop
TRF
ORD
30h 40m
1 stop
Depart: Fri Nov 24 2017 Return: Mon Nov 27 2017 Trip spans 4 days
Delta
Delta
MDW
OSL
18h 28m
2 stops
OSL
MDW
18h 44m
2 stops
* 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,
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Airports
Origin

Chicago
only $434
only $498
Destination

Oslo
$434
Sandefjord
$485