Find Deals on 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: Tue Aug 29 2017 Return: Tue Sep 12 2017 Trip spans 15 days
Icelandair
Icelandair
HEL
11:35a
SEA
11:45p
12h 10m
1 stop
SEA
12:30p
HEL
11:50p
11h 20m
1 stop
Depart: Wed Aug 30 2017 Return: Tue Sep 12 2017 Trip spans 14 days
KLM
KLM
HEL
6:50a
SEA
4:21a
21h 31m
2 stops
SEA
9:10a
HEL
3:30a
18h 20m
2 stops
Depart: Mon Sep 4 2017 Return: Tue Sep 12 2017 Trip spans 9 days
Air France
Air France
HEL
3:30p
SEA
5:51p
26h 21m
1 stop
SEA
9:10a
HEL
2:15a
17h 05m
1 stop
Depart: Thu Aug 31 2017 Return: Tue Sep 12 2017 Trip spans 13 days
Icelandair
Icelandair
HEL
4:45a
SEA
5:15p
12h 30m
1 stop
SEA
12:30p
HEL
11:50p
11h 20m
1 stop
Depart: Sat Sep 2 2017 Return: Tue Sep 12 2017 Trip spans 11 days
KLM
KLM
HEL
3:00a
SEA
3:35a
24h 35m
2 stops
SEA
9:10a
HEL
3:30a
18h 20m
2 stops
Depart: Fri Sep 1 2017 Return: Tue Sep 12 2017 Trip spans 12 days
Icelandair
Icelandair
HEL
11:35a
SEA
12:15a
12h 40m
1 stop
SEA
12:30p
HEL
11:50p
11h 20m
1 stop
Depart: Sun Sep 3 2017 Return: Tue Sep 12 2017 Trip spans 10 days
KLM
KLM
HEL
3:00a
SEA
3:27a
24h 27m
2 stops
SEA
9:10a
HEL
3:30a
18h 20m
2 stops
Depart: Fri Jun 23 2017 Return: Wed Jul 19 2017 Trip spans 27 days
Icelandair
Icelandair
HEL
11:35a
SEA
12:15a
12h 40m
1 stop
SEA
5:15a
HEL
5:20p
12h 05m
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.

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,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Helsinki
$519
Destination

Seattle
$519