Find Deals on 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
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 Seattle/Tacoma Intl to Helsinki-Vantaa

(Round-trip)
Depart: Mon Feb 6 2017 Return: Mon Feb 13 2017 Trip spans 8 days
Major Airline
Major Airline
SEA
8:15a
HEL
1:05a
16h 50m
1 stop
HEL
4:10a
SEA
8:52p
16h 42m
1 stop
Depart: Tue Feb 7 2017 Return: Mon Feb 13 2017 Trip spans 7 days
British Airways
British Airways
SEA
2:45a
HEL
5:50p
15h 05m
1 stop
HEL
9:10a
SEA
1:52a
16h 42m
1 stop
Depart: Sat Mar 11 2017 Return: Tue Mar 28 2017 Trip spans 17 days
Finnair
Finnair
SEA
1:30p
HEL
9:10a
18h 40m
1 stop
HEL
4:00a
SEA
11:05p
19h 05m
1 stop
Depart: Fri Mar 10 2017 Return: Tue Mar 28 2017 Trip spans 18 days
American Airlines
American Airlines
SEA
2:00a
HEL
5:50p
15h 50m
1 stop
HEL
10:10a
SEA
3:25a
17h 15m
1 stop
Depart: Fri Mar 31 2017 Return: Wed Apr 12 2017 Trip spans 13 days
Air Canada
Air Canada
SEA
7:10a
HEL
2:40a
19h 30m
2 stops
HEL
3:15a
SEA
3:04a
23h 49m
2 stops
Depart: Sun Jan 8 2017 Return: Sun Jan 15 2017 Trip spans 8 days
Lufthansa
Lufthansa
SEA
9:05a
HEL
1:55a
16h 50m
1 stop
HEL
1:45a
SEA
7:45p
18h 00m
2 stops
Depart: Fri Jan 6 2017 Return: Fri Jan 13 2017 Trip spans 8 days
KLM
KLM
SEA
8:25a
HEL
8:55a
24h 30m
1 stop
HEL
2:00a
SEA
4:25p
14h 25m
1 stop
Depart: Wed Jan 4 2017 Return: Fri Jan 13 2017 Trip spans 10 days
Air France
Air France
SEA
7:58a
HEL
8:00a
24h 02m
1 stop
HEL
4:25a
SEA
8:14p
15h 49m
1 stop
Depart: Thu Jan 5 2017 Return: Wed Jan 11 2017 Trip spans 7 days
Delta
Delta
SEA
8:25a
HEL
10:15p
13h 50m
1 stop
HEL
9:00a
SEA
4:25p
31h 25m
1 stop
Depart: Fri May 12 2017 Return: Mon May 22 2017 Trip spans 11 days
Icelandair
Icelandair
SEA
12:30p
HEL
11:50p
11h 20m
1 stop
HEL
4:45a
SEA
5:15p
12h 30m
1 stop
Depart: Tue Jan 24 2017 Return: Wed Feb 1 2017 Trip spans 9 days
British Airways
British Airways
SEA
2:45a
HEL
5:50p
15h 05m
1 stop
HEL
9:10a
SEA
1:52a
16h 42m
1 stop
Depart: Sun Mar 12 2017 Return: Tue Mar 28 2017 Trip spans 17 days
Finnair
Finnair
SEA
3:15p
HEL
11:15a
20h 00m
1 stop
HEL
4:00a
SEA
11:05p
19h 05m
1 stop
Depart: Tue Mar 28 2017 Return: Tue Apr 11 2017 Trip spans 15 days
Major Airline
Major Airline
SEA
11:10a
HEL
3:00a
15h 50m
1 stop
HEL
6:10a
SEA
11:25p
17h 15m
1 stop
Depart: Mon Mar 27 2017 Return: Fri Apr 7 2017 Trip spans 12 days
American Airlines
American Airlines
SEA
8:15p
HEL
6:50p
22h 35m
2 stops
HEL
1:45p
SEA
8:29p
30h 44m
1 stop
Depart: Tue Mar 14 2017 Return: Wed Mar 22 2017 Trip spans 9 days
Finnair
Finnair
SEA
3:30p
HEL
8:05a
16h 35m
1 stop
HEL
3:30p
SEA
4:35p
25h 05m
1 stop
Depart: Sun Feb 5 2017 Return: Mon Feb 13 2017 Trip spans 9 days
British Airways
British Airways
SEA
1:15p
HEL
8:10a
18h 55m
1 stop
HEL
9:10a
SEA
1:52a
16h 42m
1 stop
Depart: Wed Feb 15 2017 Return: Tue Feb 21 2017 Trip spans 7 days
Major Airline
Major Airline
SEA
8:15a
HEL
1:05a
16h 50m
1 stop
HEL
10:00p
SEA
4:15p
18h 15m
1 stop
Depart: Sun Mar 26 2017 Return: Fri Apr 7 2017 Trip spans 13 days
American Airlines
American Airlines
SEA
3:10p
HEL
9:35a
18h 25m
1 stop
HEL
1:45p
SEA
8:29p
30h 44m
1 stop
Depart: Sat Mar 18 2017 Return: Tue Mar 28 2017 Trip spans 11 days
Finnair
Finnair
SEA
3:30p
HEL
10:10a
18h 40m
1 stop
HEL
3:45a
SEA
11:05p
19h 20m
1 stop
Depart: Tue Feb 14 2017 Return: Sun Feb 19 2017 Trip spans 6 days
Major Airline
Major Airline
SEA
8:21p
HEL
6:20p
21h 59m
2 stops
HEL
10:00p
SEA
9:44p
23h 44m
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.

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,
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Airports
Origin

Seattle
$431
Destination

Helsinki
$431