Find Cheap Flights from Seattle to Helsinki-Vantaa

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 to Helsinki-Vantaa

(Round-trip)
Depart: Sat Oct 14 2017 Return: Tue Oct 31 2017 Trip spans 18 days
Major Airline
Major Airline
SEA
5:20a
HEL
10:20p
17h 00m
1 stop
HEL
12:00a
SEA
6:10p
18h 10m
1 stop
Depart: Tue Oct 31 2017 Return: Thu Nov 16 2017 Trip spans 17 days
British Airways
British Airways
SEA
3:00a
HEL
10:00a
31h 00m
2 stops
HEL
9:10a
SEA
2:25a
17h 15m
1 stop
Depart: Fri Apr 28 2017 Return: Tue May 2 2017 Trip spans 5 days
Icelandair
Icelandair
SEA
12:30p
HEL
11:50p
11h 20m
1 stop
HEL
11:35a
SEA
11:45p
12h 10m
1 stop
Depart: Sat Aug 19 2017 Return: Sun Sep 3 2017 Trip spans 16 days
Iberia
Iberia
SEA
3:00a
HEL
12:50a
21h 50m
1 stop
HEL
10:15a
SEA
11:10p
36h 55m
2 stops
Depart: Wed Aug 23 2017 Return: Tue Sep 5 2017 Trip spans 14 days
American Airlines
American Airlines
SEA
3:00a
HEL
6:50p
15h 50m
1 stop
HEL
10:10a
SEA
3:25a
17h 15m
1 stop
Depart: Sun Jun 4 2017 Return: Mon Jun 19 2017 Trip spans 16 days
KLM
KLM
SEA
9:42a
HEL
3:30a
17h 48m
1 stop
HEL
3:00a
SEA
9:32p
18h 32m
2 stops
Depart: Sun Jul 9 2017 Return: Sun Jul 16 2017 Trip spans 8 days
Delta
Delta
SEA
9:44a
HEL
3:30a
17h 46m
1 stop
HEL
3:00a
SEA
4:56p
13h 56m
1 stop
Depart: Mon May 1 2017 Return: Mon May 15 2017 Trip spans 15 days
$1054
Select
Turkish Airlines
Turkish Airlines
SEA
9:48a
HEL
4:20a
42h 32m
2 stops
HEL
8:20a
SEA
4:09a
43h 49m
2 stops
Depart: Tue Jun 13 2017 Return: Tue Jun 27 2017 Trip spans 15 days
$1080
Select
Air Canada
Air Canada
SEA
2:30a
HEL
2:40a
24h 10m
2 stops
HEL
2:00a
SEA
4:19p
38h 19m
2 stops
Depart: Thu May 18 2017 Return: Sun May 21 2017 Trip spans 4 days
$1111
Select
Lufthansa
Lufthansa
SEA
10:00a
HEL
3:10a
17h 10m
1 stop
HEL
2:00a
SEA
1:19a
23h 19m
2 stops
Depart: Fri May 5 2017 Return: Tue May 16 2017 Trip spans 12 days
$1191
Select
SAS
SAS
SEA
10:05a
HEL
2:40a
16h 35m
2 stops
HEL
3:15a
SEA
2:53a
23h 38m
2 stops
Depart: Sat Jul 15 2017 Return: Sat Jul 22 2017 Trip spans 8 days
$1212
Select
Air France
Air France
SEA
9:07a
HEL
2:15a
17h 08m
1 stop
HEL
12:05p
SEA
5:40p
29h 35m
1 stop
Depart: Sun Sep 10 2017 Return: Wed Sep 27 2017 Trip spans 18 days
British Airways
British Airways
SEA
9:30a
HEL
9:35a
24h 05m
1 stop
HEL
3:10p
SEA
5:15p
26h 05m
2 stops
Depart: Wed Aug 16 2017 Return: Mon Aug 28 2017 Trip spans 13 days
Icelandair
Icelandair
SEA
5:15a
HEL
5:20p
12h 05m
1 stop
HEL
11:35a
SEA
11:45p
12h 10m
1 stop
Depart: Fri Aug 25 2017 Return: Fri Sep 8 2017 Trip spans 15 days
American Airlines
American Airlines
SEA
7:21a
HEL
12:50a
17h 29m
1 stop
HEL
10:10a
SEA
3:25a
17h 15m
1 stop
Depart: Thu Jun 1 2017 Return: Mon Jun 5 2017 Trip spans 5 days
Icelandair
Icelandair
SEA
12:00p
HEL
5:20p
29h 20m
1 stop
HEL
4:45a
SEA
12:15a
19h 30m
1 stop
Depart: Mon Jun 5 2017 Return: Mon Jun 19 2017 Trip spans 15 days
KLM
KLM
SEA
9:42a
HEL
3:30a
17h 48m
1 stop
HEL
3:00a
SEA
9:32p
18h 32m
2 stops
Depart: Fri May 26 2017 Return: Thu Jun 15 2017 Trip spans 21 days
$1002
Select
Delta
Delta
SEA
9:47a
HEL
3:30a
17h 43m
1 stop
HEL
3:00a
SEA
9:32p
18h 32m
2 stops
Depart: Fri Sep 22 2017 Return: Sat Sep 30 2017 Trip spans 9 days
British Airways
British Airways
SEA
4:00a
HEL
12:50a
20h 50m
1 stop
HEL
1:35p
SEA
8:29p
30h 54m
1 stop
Depart: Mon May 22 2017 Return: Mon Jun 5 2017 Trip spans 15 days
Icelandair
Icelandair
SEA
12:30p
HEL
5:20p
28h 50m
1 stop
HEL
11:35a
SEA
12:15a
12h 40m
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.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Seattle
$624
Destination

Helsinki
$624