Find Deals on Flights from Oslo & other airports to Seattle

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
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 & other airports to Seattle

(Round-trip)
Depart: Mon Jun 12 2017 Return: Mon Jun 26 2017 Trip spans 15 days
Lufthansa
Lufthansa
OSL
5:45a
SEA
11:31p
17h 46m
2 stops
SEA
10:00a
OSL
11:00p
13h 00m
1 stop
Depart: Mon May 15 2017 Return: Mon May 29 2017 Trip spans 15 days
Delta
Delta
OSL
2:30a
SEA
4:03p
13h 33m
1 stop
SEA
9:08a
OSL
11:00p
13h 52m
1 stop
Depart: Sat Jan 7 2017 Return: Tue Jan 10 2017 Trip spans 4 days
British Airways
British Airways
OSL
2:25a
SEA
4:23a
25h 58m
2 stops
SEA
3:00a
OSL
5:45a
26h 45m
2 stops
Depart: Sat May 20 2017 Return: Mon May 29 2017 Trip spans 10 days
Brussels Airlines
Brussels Airlines
OSL
2:45a
SEA
2:12a
23h 27m
2 stops
SEA
4:05a
OSL
4:05a
24h 00m
2 stops
Depart: Mon Jun 19 2017 Return: Sun Jun 25 2017 Trip spans 7 days
KLM
KLM
OSL
2:15a
SEA
7:14p
16h 59m
2 stops
SEA
9:42a
OSL
2:55a
17h 13m
1 stop
Depart: Sat Dec 17 2016 Return: Thu Dec 29 2016 Trip spans 13 days
Finnair
Finnair
OSL
12:05p
SEA
8:15p
32h 10m
1 stop
SEA
8:40a
OSL
6:10a
21h 30m
1 stop
Depart: Tue Jun 20 2017 Return: Thu Jun 22 2017 Trip spans 3 days
Icelandair
Icelandair
OSL
10:45a
SEA
10:45p
12h 00m
1 stop
SEA
12:30p
OSL
11:20p
10h 50m
1 stop
Depart: Tue Jun 13 2017 Return: Mon Jun 26 2017 Trip spans 14 days
Lufthansa
Lufthansa
OSL
5:45a
SEA
11:31p
17h 46m
2 stops
SEA
10:00a
OSL
11:00p
13h 00m
1 stop
Depart: Sun May 14 2017 Return: Mon May 29 2017 Trip spans 16 days
Delta
Delta
OSL
10:10a
SEA
4:03p
29h 53m
1 stop
SEA
9:08a
OSL
11:00p
13h 52m
1 stop
Depart: Sat Jun 17 2017 Return: Thu Jun 22 2017 Trip spans 6 days
Brussels Airlines
Brussels Airlines
OSL
2:45a
SEA
2:12a
23h 27m
2 stops
SEA
2:00a
OSL
4:05a
26h 05m
2 stops
Depart: Tue May 16 2017 Return: Mon May 29 2017 Trip spans 14 days
Lufthansa
Lufthansa
OSL
5:45a
SEA
11:30p
17h 45m
2 stops
SEA
10:00a
OSL
1:00a
15h 00m
1 stop
Depart: Thu Dec 15 2016 Return: Sun Dec 25 2016 Trip spans 11 days
KLM
KLM
OSL
1:30a
SEA
3:30p
14h 00m
1 stop
SEA
5:35a
OSL
12:00a
18h 25m
2 stops
Depart: Fri May 19 2017 Return: Mon May 29 2017 Trip spans 11 days
Delta
Delta
OSL
2:30a
SEA
4:03p
13h 33m
1 stop
SEA
9:08a
OSL
3:05a
17h 57m
1 stop
Depart: Wed May 17 2017 Return: Mon May 29 2017 Trip spans 13 days
Lufthansa
Lufthansa
OSL
5:45a
SEA
11:30p
17h 45m
2 stops
SEA
10:00a
OSL
1:00a
15h 00m
1 stop
Depart: Fri Jun 16 2017 Return: Sat Jun 24 2017 Trip spans 9 days
Brussels Airlines
Brussels Airlines
OSL
1:50p
SEA
2:12a
36h 22m
2 stops
SEA
2:00a
OSL
9:55a
31h 55m
2 stops
Depart: Thu May 18 2017 Return: Mon May 29 2017 Trip spans 12 days
Lufthansa
Lufthansa
OSL
5:45a
SEA
11:30p
17h 45m
2 stops
SEA
10:00a
OSL
1:00a
15h 00m
1 stop
Depart: Fri Dec 16 2016 Return: Thu Dec 29 2016 Trip spans 14 days
Finnair
Finnair
OSL
6:30a
SEA
2:55a
20h 25m
2 stops
SEA
8:40a
OSL
6:10a
21h 30m
1 stop
Depart: Mon Dec 12 2016 Return: Wed Dec 28 2016 Trip spans 17 days
Delta
Delta
OSL
7:40a
SEA
4:00p
32h 20m
1 stop
SEA
2:50a
OSL
9:55p
19h 05m
2 stops
Depart: Sun Jun 18 2017 Return: Sat Jun 24 2017 Trip spans 7 days
Brussels Airlines
Brussels Airlines
OSL
2:45a
SEA
1:25a
22h 40m
2 stops
SEA
2:00a
OSL
4:05a
26h 05m
2 stops
Depart: Wed Jun 14 2017 Return: Thu Jun 22 2017 Trip spans 9 days
Lufthansa
Lufthansa
OSL
2:10a
SEA
5:05p
14h 55m
1 stop
SEA
10:00a
OSL
2:10a
16h 10m
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

Oslo
$431
Destination

Seattle
$431