Find Cheap Flights from Oslo to Chicago (OS1 - CHI)

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 Oslo to Chicago

(Round-trip)
Depart: Tue Dec 12 2017 Return: Wed Jan 10 2018 Trip spans 30 days
KLM
KLM
TRF
ORD
18h 06m
2 stops
ORD
TRF
14h 30m
1 stop
Depart: Tue Dec 19 2017 Return: Tue Dec 26 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
OSL
ORD
15h 25m
1 stop
ORD
OSL
18h 10m
1 stop
Depart: Sun Dec 17 2017 Return: Wed Jan 10 2018 Trip spans 25 days
British Airways
British Airways
OSL
ORD
19h 35m
1 stop
ORD
OSL
15h 45m
1 stop
Depart: Sun Dec 17 2017 Return: Mon Jan 8 2018 Trip spans 23 days
United
United
OSL
ORD
17h 45m
1 stop
ORD
OSL
19h 35m
1 stop
Depart: Wed Dec 13 2017 Return: Sun Jan 7 2018 Trip spans 26 days
Iberia
Iberia
OSL
ORD
14h 20m
1 stop
ORD
OSL
19h 15m
1 stop
Depart: Thu Dec 14 2017 Return: Tue Jan 9 2018 Trip spans 27 days
Air France
Air France
OSL
ORD
16h 10m
2 stops
ORD
OSL
13h 50m
2 stops
Depart: Mon Dec 18 2017 Return: Mon Dec 25 2017 Trip spans 8 days
Delta
Delta
OSL
ORD
18h 06m
2 stops
ORD
OSL
14h 00m
2 stops
Depart: Thu Dec 21 2017 Return: Fri Dec 29 2017 Trip spans 9 days
Finnair
Finnair
OSL
ORD
22h 20m
1 stop
ORD
OSL
18h 30m
1 stop
Depart: Tue Dec 12 2017 Return: Wed Jan 10 2018 Trip spans 30 days
KLM
KLM
OSL
ORD
19h 06m
2 stops
ORD
OSL
16h 45m
1 stop
Depart: Sun Dec 17 2017 Return: Sun Jan 7 2018 Trip spans 22 days
Iberia
Iberia
OSL
ORD
14h 20m
1 stop
ORD
OSL
19h 15m
1 stop
Depart: Tue Dec 12 2017 Return: Tue Jan 9 2018 Trip spans 29 days
KLM
KLM
OSL
ORD
18h 06m
2 stops
ORD
OSL
15h 40m
2 stops
Depart: Thu Dec 14 2017 Return: Mon Jan 8 2018 Trip spans 26 days
United
United
OSL
ORD
13h 30m
1 stop
ORD
OSL
16h 25m
1 stop
Depart: Sun Nov 19 2017 Return: Wed Dec 27 2017 Trip spans 39 days
British Airways
British Airways
OSL
ORD
15h 20m
1 stop
ORD
OSL
18h 30m
1 stop
Depart: Mon Dec 18 2017 Return: Sun Jan 7 2018 Trip spans 21 days
Iberia
Iberia
OSL
ORD
19h 30m
1 stop
ORD
OSL
19h 15m
1 stop
Depart: Tue Dec 12 2017 Return: Tue Jan 9 2018 Trip spans 29 days
KLM
KLM
TRF
ORD
18h 06m
2 stops
ORD
TRF
15h 40m
2 stops
Depart: Fri Dec 15 2017 Return: Mon Jan 8 2018 Trip spans 25 days
United
United
OSL
ORD
13h 30m
1 stop
ORD
OSL
30h 00m
1 stop
Depart: Sat Dec 16 2017 Return: Tue Jan 9 2018 Trip spans 25 days
Air France
Air France
OSL
ORD
16h 10m
2 stops
ORD
OSL
13h 50m
2 stops
Depart: Fri Nov 17 2017 Return: Sat Nov 25 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
TRF
ORD
15h 10m
1 stop
ORD
TRF
14h 30m
1 stop
Depart: Sun Nov 19 2017 Return: Thu Dec 28 2017 Trip spans 40 days
British Airways
British Airways
OSL
ORD
15h 20m
1 stop
ORD
OSL
18h 30m
1 stop
Depart: Tue Dec 12 2017 Return: Mon Jan 8 2018 Trip spans 28 days
KLM
KLM
TRF
ORD
18h 06m
2 stops
ORD
TRF
23h 00m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

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

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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

Oslo
$424
Sandefjord
$423
Destination

Chicago
$423