Find Cheap Flights from Seattle/Tacoma Intl to Helsinki-Vantaa (SEA - HEL)

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 Helsinki-Vantaa

(Round-trip)
Depart: Wed Feb 14 2018 Return: Wed Feb 21 2018 Trip spans 8 days
Lufthansa
Lufthansa
SEA
12:00a
HEL
6:25p
18h 25m
2 stops
HEL
12:00a
SEA
5:08p
17h 08m
2 stops
Depart: Wed Jan 31 2018 Return: Sat Feb 3 2018 Trip spans 4 days
Icelandair
Icelandair
SEA
12:00a
HEL
11:45a
11h 45m
1 stop
HEL
12:00a
SEA
12:35p
12h 35m
1 stop
Depart: Wed Dec 6 2017 Return: Mon Dec 11 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
HEL
10:05p
22h 05m
2 stops
HEL
12:00a
SEA
3:29p
39h 29m
2 stops
Depart: Thu Apr 26 2018 Return: Sat May 5 2018 Trip spans 10 days
Icelandair
Icelandair
SEA
12:00a
HEL
11:30a
11h 30m
1 stop
HEL
12:00a
SEA
12:10p
12h 10m
1 stop
Depart: Mon May 14 2018 Return: Mon May 21 2018 Trip spans 8 days
Icelandair
Icelandair
SEA
12:00a
HEL
11:20a
11h 20m
1 stop
HEL
12:00a
SEA
12:30p
12h 30m
1 stop
Depart: Fri Mar 2 2018 Return: Wed Mar 7 2018 Trip spans 6 days
Icelandair
Icelandair
SEA
12:00a
HEL
11:45a
11h 45m
1 stop
HEL
12:00a
SEA
12:35p
12h 35m
1 stop
Depart: Fri Nov 24 2017 Return: Fri Dec 1 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
HEL
11:45a
35h 45m
2 stops
HEL
12:00a
SEA
4:45a
52h 45m
2 stops
* 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.

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Airports
Origin

Seattle
$433
Destination

Helsinki
$433