Find Cheap Flights from Helsinki-Vantaa to Seattle

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 Helsinki-Vantaa to Seattle

(Round-trip)
Depart: Mon Oct 16 2017 Return: Thu Oct 26 2017 Trip spans 11 days
Multiple Airlines
Multiple Airlines
HEL
12:00a
SEA
3:00a
27h 00m
1 stop
SEA
12:00a
HEL
1:37p
13h 37m
1 stop
Depart: Thu Dec 14 2017 Return: Thu Dec 28 2017 Trip spans 15 days
Icelandair
Icelandair
HEL
12:00a
SEA
12:25p
12h 25m
1 stop
SEA
12:00a
HEL
11:45a
11h 45m
1 stop
Depart: Fri Dec 15 2017 Return: Wed Dec 27 2017 Trip spans 13 days
Air France
Air France
HEL
12:00a
SEA
9:10a
33h 10m
2 stops
SEA
12:00a
HEL
9:09p
21h 09m
1 stop
Depart: Thu Dec 14 2017 Return: Wed Dec 27 2017 Trip spans 14 days
Multiple Airlines
Multiple Airlines
HEL
12:00a
SEA
10:52p
22h 52m
2 stops
SEA
12:00a
HEL
6:09p
18h 09m
1 stop
Depart: Thu Aug 24 2017 Return: Wed Aug 30 2017 Trip spans 7 days
$1024
Select
KLM
KLM
HEL
12:00a
SEA
11:00p
23h 00m
2 stops
SEA
12:00a
HEL
5:30p
17h 30m
2 stops
Depart: Sat Aug 19 2017 Return: Mon Aug 28 2017 Trip spans 10 days
$1275
Select
Lufthansa
Lufthansa
HEL
12:00a
SEA
10:00p
22h 00m
2 stops
SEA
12:00a
HEL
6:20p
18h 20m
2 stops
Depart: Sat Aug 19 2017 Return: Thu Aug 31 2017 Trip spans 13 days
$1294
Select
British Airways
British Airways
HEL
12:00a
SEA
2:04a
26h 04m
1 stop
SEA
12:00a
HEL
2:15p
14h 15m
1 stop
Depart: Thu Dec 14 2017 Return: Thu Jan 4 2018 Trip spans 22 days
Icelandair
Icelandair
HEL
12:00a
SEA
12:25p
12h 25m
1 stop
SEA
12:00a
HEL
2:30p
14h 30m
2 stops
Depart: Thu Dec 14 2017 Return: Tue Jan 2 2018 Trip spans 20 days
Icelandair
Icelandair
HEL
12:00a
SEA
12:25p
12h 25m
1 stop
SEA
12:00a
HEL
2:30p
14h 30m
2 stops
Depart: Thu Aug 24 2017 Return: Thu Aug 31 2017 Trip spans 8 days
$1047
Select
KLM
KLM
HEL
12:00a
SEA
11:00p
23h 00m
2 stops
SEA
12:00a
HEL
5:44p
17h 44m
1 stop
Depart: Sun Dec 17 2017 Return: Tue Jan 2 2018 Trip spans 17 days
Icelandair
Icelandair
HEL
12:00a
SEA
12:25p
12h 25m
1 stop
SEA
12:00a
HEL
2:30p
14h 30m
2 stops
Depart: Mon Aug 21 2017 Return: Mon Aug 28 2017 Trip spans 8 days
$1114
Select
Multiple Airlines
Multiple Airlines
HEL
12:00a
SEA
6:04p
18h 04m
2 stops
SEA
12:00a
HEL
5:10p
17h 10m
2 stops
Depart: Sun Aug 20 2017 Return: Mon Aug 28 2017 Trip spans 9 days
$1286
Select
Lufthansa
Lufthansa
HEL
12:00a
SEA
6:20p
18h 20m
2 stops
SEA
12:00a
HEL
6:20p
18h 20m
2 stops
Depart: Tue Aug 22 2017 Return: Mon Aug 28 2017 Trip spans 7 days
$1185
Select
KLM
KLM
HEL
12:00a
SEA
5:07p
17h 07m
1 stop
SEA
12:00a
HEL
8:00p
20h 00m
2 stops
Depart: Sat Aug 19 2017 Return: Sat Aug 26 2017 Trip spans 8 days
$1312
Select
British Airways
British Airways
HEL
12:00a
SEA
3:07p
15h 07m
1 stop
SEA
12:00a
HEL
7:15p
19h 15m
1 stop
Depart: Sun Aug 20 2017 Return: Tue Aug 29 2017 Trip spans 10 days
$1287
Select
Lufthansa
Lufthansa
HEL
12:00a
SEA
6:20p
18h 20m
2 stops
SEA
12:00a
HEL
5:05p
17h 05m
1 stop
Depart: Wed Aug 23 2017 Return: Mon Aug 28 2017 Trip spans 6 days
$1185
Select
KLM
KLM
HEL
12:00a
SEA
2:06p
14h 06m
1 stop
SEA
12:00a
HEL
3:50p
15h 50m
2 stops
Depart: Sat Aug 19 2017 Return: Sun Aug 27 2017 Trip spans 9 days
$1323
Select
British Airways
British Airways
HEL
12:00a
SEA
3:07p
15h 07m
1 stop
SEA
12:00a
HEL
6:54p
18h 54m
1 stop
Depart: Sat Aug 19 2017 Return: Wed Aug 30 2017 Trip spans 12 days
$1308
Select
Lufthansa
Lufthansa
HEL
12:00a
SEA
3:50p
15h 50m
2 stops
SEA
12:00a
HEL
5:05p
17h 05m
1 stop
Depart: Thu Aug 24 2017 Return: Mon Aug 28 2017 Trip spans 5 days
$1209
Select
KLM
KLM
HEL
12:00a
SEA
5:07p
17h 07m
1 stop
SEA
12:00a
HEL
1:34p
13h 34m
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

Helsinki
$462
Destination

Seattle
$462