Find Cheap Flights from Seattle/Tacoma Intl to Oslo & other airports (SEA - OSL)

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 Seattle/Tacoma Intl to Oslo & other airports

(Round-trip)
Depart: Wed Feb 14 2018 Return: Wed Feb 28 2018 Trip spans 15 days
Norwegian
Norwegian
SEA
12:00a
OSL
1:50p
13h 50m
1 stop
OSL
12:00a
SEA
1:15p
13h 15m
1 stop
Depart: Mon Dec 4 2017 Return: Wed Dec 13 2017 Trip spans 10 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
OSL
10:40a
34h 40m
2 stops
OSL
12:00a
SEA
6:05a
30h 05m
2 stops
Depart: Mon Dec 25 2017 Return: Mon Jan 8 2018 Trip spans 15 days
British Airways
British Airways
SEA
12:00a
OSL
10:45p
22h 45m
2 stops
OSL
12:00a
SEA
11:02p
23h 02m
2 stops
Depart: Wed Mar 7 2018 Return: Mon Mar 12 2018 Trip spans 5 days
Norwegian
Norwegian
SEA
12:00a
OSL
7:00p
19h 00m
1 stop
OSL
12:00a
SEA
1:15p
13h 15m
1 stop
Depart: Mon Jan 15 2018 Return: Wed Jan 24 2018 Trip spans 10 days
Norwegian
Norwegian
SEA
12:00a
OSL
1:50p
13h 50m
1 stop
OSL
12:00a
SEA
1:15p
13h 15m
1 stop
Depart: Wed Apr 11 2018 Return: Wed Apr 25 2018 Trip spans 15 days
Norwegian
Norwegian
SEA
12:00a
OSL
1:40p
13h 40m
1 stop
OSL
12:00a
SEA
1:25p
13h 25m
1 stop
Depart: Wed May 9 2018 Return: Wed May 30 2018 Trip spans 22 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
OSL
9:55p
21h 55m
1 stop
OSL
12:00a
SEA
1:25p
13h 25m
1 stop
Depart: Sun Dec 3 2017 Return: Wed Dec 13 2017 Trip spans 11 days
Norwegian
Norwegian
SEA
12:00a
OSL
2:30p
14h 30m
1 stop
OSL
12:00a
SEA
1:15p
13h 15m
1 stop
Depart: Thu Nov 30 2017 Return: Sun Dec 3 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
OSL
9:06a
33h 06m
2 stops
OSL
12:00a
SEA
2:55a
26h 55m
1 stop
Depart: Thu Dec 28 2017 Return: Thu Jan 4 2018 Trip spans 8 days
British Airways
British Airways
SEA
12:00a
OSL
12:30a
24h 30m
1 stop
OSL
12:00a
SEA
11:20a
35h 20m
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.

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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.

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Airports
Origin

Seattle
$443
Destination

Oslo
$443