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: Fri Mar 2 2018 Return: Mon Mar 12 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 Nov 1 2017 Return: Wed Nov 8 2017 Trip spans 8 days
Norwegian
Norwegian
SEA
12:00a
OSL
4:05p
16h 05m
1 stop
OSL
12:00a
SEA
1:15p
13h 15m
1 stop
Depart: Thu Sep 21 2017 Return: Wed Oct 18 2017 Trip spans 28 days
Icelandair
Icelandair
SEA
12:00a
OSL
10:50a
10h 50m
1 stop
OSL
12:00a
SEA
12:00p
12h 00m
1 stop
Depart: Fri Sep 29 2017 Return: Sat Oct 7 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
OSL
11:19a
35h 19m
2 stops
OSL
12:00a
SEA
2:50a
26h 50m
1 stop
Depart: Mon Dec 4 2017 Return: Wed Dec 13 2017 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: Mon Jan 8 2018 Return: Mon Jan 22 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: Fri Mar 2 2018 Return: Mon Mar 12 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: Fri Feb 16 2018 Return: Mon Feb 19 2018 Trip spans 4 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 Oct 11 2017 Return: Wed Oct 25 2017 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: Thu Dec 21 2017 Return: Wed Jan 3 2018 Trip spans 14 days
$1082
Select
Multiple Airlines
Multiple Airlines
SEA
12:00a
OSL
11:30a
35h 30m
2 stops
OSL
12:00a
SEA
8:44p
20h 44m
2 stops
Depart: Mon Dec 18 2017 Return: Sat Dec 23 2017 Trip spans 6 days
Norwegian
Norwegian
SEA
12:00a
OSL
1:50p
13h 50m
1 stop
OSL
12:00a
SEA
10:15p
22h 15m
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.

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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
$407
Destination

Oslo
$407