Cheap flights from Helsinki to Northwest Washington

View AU$1,231 flight on Sun, 12 Oct. 2025Opens in a new window

Popular airlines from Helsinki to Northwest Washington

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from Helsinki (HEL) to Northwest Washington (SEA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sat, 16 Aug. - Sat, 23 Aug.
HEL
Helsinki
SEA
Seattle
AU$1,304 Return, found 2 days ago
AU$1,304
Return
found 2 days ago
Select Icelandair flight, departing Sat, 16 Aug. from Helsinki to Seattle, returning Sat, 23 Aug., priced at AU$1,304 found 2 days ago
Delta
Thu, 7 Aug. - Wed, 20 Aug.
HEL
Helsinki
SEA
Seattle
AU$1,473 Return, found 1 day ago
AU$1,473
Return
found 1 day ago
Select Delta flight, departing Thu, 7 Aug. from Helsinki to Seattle, returning Wed, 20 Aug., priced at AU$1,473 found 1 day ago
Turkish Airlines
Fri, 15 Aug. - Fri, 22 Aug.
HEL
Helsinki
SEA
Seattle
AU$1,528 Return, found 5 days ago
AU$1,528
Return
found 5 days ago
Select Turkish Airlines flight, departing Fri, 15 Aug. from Helsinki to Seattle, returning Fri, 22 Aug., priced at AU$1,528 found 5 days ago
KLM
Thu, 7 Aug. - Wed, 20 Aug.
HEL
Helsinki
SEA
Seattle
AU$1,566 Return, found 1 day ago
AU$1,566
Return
found 1 day ago
Select KLM flight, departing Thu, 7 Aug. from Helsinki to Seattle, returning Wed, 20 Aug., priced at AU$1,566 found 1 day ago
American Airlines
Thu, 7 Aug. - Wed, 20 Aug.
HEL
Helsinki
SEA
Seattle
AU$1,572 Return, found 1 day ago
AU$1,572
Return
found 1 day ago
Select American Airlines flight, departing Thu, 7 Aug. from Helsinki to Seattle, returning Wed, 20 Aug., priced at AU$1,572 found 1 day ago
American Airlines
Thu, 7 Aug. - Wed, 20 Aug.
HEL
Helsinki
SEA
Seattle
AU$1,572 Return, found 1 day ago
AU$1,572
Return
found 1 day ago
Select American Airlines flight, departing Thu, 7 Aug. from Helsinki to Seattle, returning Wed, 20 Aug., priced at AU$1,572 found 1 day ago
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