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: Thu Nov 2 2017 Return: Tue Nov 28 2017 Trip spans 27 days
Icelandair
Icelandair
SEA
12:30p
HEL
11:55p
11h 25m
1 stop
HEL
9:20a
SEA
9:40p
12h 20m
1 stop
Depart: Tue Nov 7 2017 Return: Sun Nov 19 2017 Trip spans 13 days
Major Airline
Major Airline
SEA
8:30a
HEL
1:05a
16h 35m
1 stop
HEL
10:00p
SEA
1:05p
15h 05m
1 stop
Depart: Mon Aug 7 2017 Return: Wed Aug 23 2017 Trip spans 17 days
British Airways
British Airways
SEA
3:00a
HEL
12:50a
21h 50m
1 stop
HEL
1:10p
SEA
5:15p
28h 05m
1 stop
Depart: Fri Sep 1 2017 Return: Fri Sep 8 2017 Trip spans 8 days
Iberia
Iberia
SEA
4:00a
HEL
12:50a
20h 50m
1 stop
HEL
10:10a
SEA
3:25a
17h 15m
1 stop
Depart: Wed Jul 26 2017 Return: Wed Aug 16 2017 Trip spans 22 days
$1044
Select
Delta
Delta
SEA
9:44a
HEL
11:25p
13h 41m
1 stop
HEL
3:00a
SEA
10:20p
19h 20m
2 stops
Depart: Tue Jul 25 2017 Return: Wed Aug 16 2017 Trip spans 23 days
$1127
Select
KLM
KLM
SEA
2:05p
HEL
10:10a
20h 05m
1 stop
HEL
3:00a
SEA
10:40p
19h 40m
2 stops
Depart: Thu Jun 1 2017 Return: Thu Jun 8 2017 Trip spans 8 days
$1287
Select
Condor
Condor
SEA
5:55a
HEL
3:10a
21h 15m
2 stops
HEL
2:35a
SEA
8:05p
17h 30m
1 stop
Depart: Wed Nov 22 2017 Return: Wed Nov 29 2017 Trip spans 8 days
Icelandair
Icelandair
SEA
10:30a
HEL
9:55p
11h 25m
1 stop
HEL
9:20a
SEA
9:40p
12h 20m
1 stop
Depart: Thu Nov 30 2017 Return: Thu Dec 7 2017 Trip spans 8 days
Major Airline
Major Airline
SEA
9:00p
HEL
12:50p
15h 50m
1 stop
HEL
9:40p
SEA
4:10p
18h 30m
1 stop
Depart: Sun Nov 5 2017 Return: Fri Nov 10 2017 Trip spans 6 days
Icelandair
Icelandair
SEA
10:30a
HEL
9:55p
11h 25m
1 stop
HEL
9:20a
SEA
9:40p
12h 20m
1 stop
Depart: Thu Aug 10 2017 Return: Wed Aug 23 2017 Trip spans 14 days
British Airways
British Airways
SEA
10:30a
HEL
12:50a
14h 20m
1 stop
HEL
1:10p
SEA
5:15p
28h 05m
1 stop
Depart: Fri Aug 11 2017 Return: Wed Aug 23 2017 Trip spans 13 days
British Airways
British Airways
SEA
3:00a
HEL
12:50a
21h 50m
1 stop
HEL
1:10p
SEA
5:15p
28h 05m
1 stop
Depart: Thu Jul 27 2017 Return: Wed Aug 9 2017 Trip spans 14 days
$1128
Select
KLM
KLM
SEA
9:44a
HEL
11:25p
13h 41m
1 stop
HEL
3:00a
SEA
8:27p
17h 27m
2 stops
Depart: Sat Aug 12 2017 Return: Wed Aug 23 2017 Trip spans 12 days
British Airways
British Airways
SEA
3:00a
HEL
12:50a
21h 50m
1 stop
HEL
1:10p
SEA
5:15p
28h 05m
1 stop
Depart: Fri Jul 28 2017 Return: Wed Aug 9 2017 Trip spans 13 days
$1128
Select
KLM
KLM
SEA
9:44a
HEL
3:30a
17h 46m
1 stop
HEL
3:00a
SEA
9:30p
18h 30m
2 stops
Depart: Wed Aug 9 2017 Return: Wed Aug 23 2017 Trip spans 15 days
British Airways
British Airways
SEA
7:59p
HEL
12:50a
28h 51m
1 stop
HEL
1:10p
SEA
5:15p
28h 05m
1 stop
Depart: Sat Jul 29 2017 Return: Wed Aug 9 2017 Trip spans 12 days
$1128
Select
KLM
KLM
SEA
2:05p
HEL
10:10a
20h 05m
1 stop
HEL
3:00a
SEA
9:30p
18h 30m
2 stops
Depart: Sun Aug 13 2017 Return: Wed Aug 23 2017 Trip spans 11 days
British Airways
British Airways
SEA
7:59p
HEL
12:50a
28h 51m
1 stop
HEL
1:10p
SEA
5:15p
28h 05m
1 stop
Depart: Sun Jul 30 2017 Return: Wed Aug 9 2017 Trip spans 11 days
$1128
Select
KLM
KLM
SEA
2:05p
HEL
3:30a
13h 25m
1 stop
HEL
3:00a
SEA
9:30p
18h 30m
2 stops
Depart: Fri Jul 21 2017 Return: Sun Jul 30 2017 Trip spans 10 days
$1432
Select
Major Airline
Major Airline
SEA
11:30p
HEL
2:50p
15h 20m
1 stop
HEL
6:10a
SEA
11:04p
16h 54m
1 stop
* 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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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
$698
Destination

Helsinki
$698