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: Wed Sep 27 2017 Return: Fri Oct 6 2017 Trip spans 10 days
British Airways
British Airways
SEA
3:35a
HEL
2:20a
22h 45m
2 stops
HEL
1:45p
SEA
3:35p
25h 50m
1 stop
Depart: Wed Nov 22 2017 Return: Sun Nov 26 2017 Trip spans 5 days
Norwegian
Norwegian
SEA
8:35a
HEL
8:45a
24h 10m
1 stop
HEL
9:30a
SEA
4:35p
31h 05m
1 stop
Depart: Thu Nov 23 2017 Return: Sun Dec 10 2017 Trip spans 18 days
Icelandair
Icelandair
SEA
10:10a
HEL
9:55p
11h 45m
1 stop
HEL
9:20a
SEA
9:45p
12h 25m
1 stop
Depart: Sat Nov 18 2017 Return: Sun Dec 3 2017 Trip spans 16 days
American Airlines
American Airlines
SEA
2:35a
HEL
5:50p
15h 15m
1 stop
HEL
9:10a
SEA
2:20a
17h 10m
1 stop
Depart: Tue Sep 26 2017 Return: Thu Oct 5 2017 Trip spans 10 days
Finnair
Finnair
SEA
3:35a
HEL
6:50p
15h 15m
1 stop
HEL
1:35p
SEA
4:39a
15h 04m
1 stop
Depart: Sat Dec 23 2017 Return: Sun Dec 31 2017 Trip spans 9 days
Lufthansa
Lufthansa
SEA
5:40a
HEL
10:10p
16h 30m
2 stops
HEL
9:10a
SEA
4:50p
31h 40m
1 stop
Depart: Wed Sep 6 2017 Return: Mon Sep 11 2017 Trip spans 6 days
$1012
Select
SAS
SAS
SEA
10:05a
HEL
6:05a
20h 00m
2 stops
HEL
1:00p
SEA
4:48a
39h 48m
2 stops
Depart: Mon Sep 4 2017 Return: Mon Sep 11 2017 Trip spans 8 days
$1180
Select
Condor
Condor
SEA
2:50p
HEL
8:50a
18h 00m
1 stop
HEL
3:50a
SEA
10:50p
19h 00m
1 stop
Depart: Fri Sep 8 2017 Return: Mon Sep 11 2017 Trip spans 4 days
$1203
Select
Turkish Airlines
Turkish Airlines
SEA
9:55a
HEL
9:25p
35h 30m
2 stops
HEL
3:15p
SEA
3:50a
36h 35m
2 stops
Depart: Thu Sep 14 2017 Return: Fri Sep 22 2017 Trip spans 9 days
British Airways
British Airways
SEA
3:00a
HEL
10:30a
31h 30m
2 stops
HEL
1:45p
SEA
1:33a
35h 48m
1 stop
Depart: Sat Sep 23 2017 Return: Sun Oct 1 2017 Trip spans 9 days
British Airways
British Airways
SEA
3:35a
HEL
1:15a
21h 40m
2 stops
HEL
1:35p
SEA
4:39a
15h 04m
1 stop
Depart: Tue Sep 12 2017 Return: Tue Sep 19 2017 Trip spans 8 days
American Airlines
American Airlines
SEA
1:00a
HEL
6:50p
17h 50m
2 stops
HEL
10:10a
SEA
2:58a
16h 48m
1 stop
Depart: Thu Sep 28 2017 Return: Sun Oct 8 2017 Trip spans 11 days
British Airways
British Airways
SEA
9:15a
HEL
2:20a
17h 05m
1 stop
HEL
1:35p
SEA
3:35p
26h 00m
1 stop
Depart: Sat Sep 16 2017 Return: Fri Oct 6 2017 Trip spans 21 days
American Airlines
American Airlines
SEA
10:36a
HEL
12:50a
14h 14m
1 stop
HEL
10:10a
SEA
3:24a
17h 14m
1 stop
Depart: Mon Dec 18 2017 Return: Wed Dec 27 2017 Trip spans 10 days
Lufthansa
Lufthansa
SEA
9:05a
HEL
1:50a
16h 45m
1 stop
HEL
2:05a
SEA
7:18p
17h 13m
2 stops
Depart: Fri Sep 15 2017 Return: Fri Sep 22 2017 Trip spans 8 days
British Airways
British Airways
SEA
3:00a
HEL
12:50a
21h 50m
1 stop
HEL
3:45a
SEA
2:58a
23h 13m
2 stops
Depart: Sun Aug 27 2017 Return: Sat Sep 2 2017 Trip spans 7 days
$1871
Select
TAP Portugal
TAP Portugal
SEA
9:29a
HEL
4:00p
30h 31m
2 stops
HEL
3:00a
SEA
4:42a
25h 42m
2 stops
Depart: Sun Sep 24 2017 Return: Thu Oct 5 2017 Trip spans 12 days
American Airlines
American Airlines
SEA
3:00a
HEL
12:50a
21h 50m
1 stop
HEL
1:35p
SEA
4:39a
15h 04m
1 stop
Depart: Wed Dec 20 2017 Return: Wed Dec 27 2017 Trip spans 8 days
Lufthansa
Lufthansa
SEA
9:05a
HEL
1:50a
16h 45m
1 stop
HEL
2:05a
SEA
7:18p
17h 13m
2 stops
Depart: Tue Sep 19 2017 Return: Mon Sep 25 2017 Trip spans 7 days
British Airways
British Airways
SEA
3:35a
HEL
2:20a
22h 45m
2 stops
HEL
1:35p
SEA
3:41p
26h 06m
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,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Seattle
$595
Destination

Helsinki
$595