Photo by James Wilkinson
Popular airlines from Helsinki to SeaTac
FinnairFinnair
British AirwaysBritish Airways
IcelandairIcelandair
LufthansaLufthansa
Air CanadaAir Canada
IberiaIberia
SASSAS
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Cheap Flights from Helsinki to SeaTac (HEL-SEA)
Prices were available within the past 7 days and start at $640 for one-way flights and $719 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Mon, Oct 20 - Fri, Oct 31
HEL
Helsinki
SEA
Seattle
$719 Roundtrip, found 2 days ago
$719
Roundtrip
found 2 days ago
Thu, Oct 23 - Thu, Oct 30
HEL
Helsinki
SEA
Seattle
$721 Roundtrip, found 5 days ago
$721
Roundtrip
found 5 days ago
Mon, Oct 20 - Fri, Oct 31
HEL
Helsinki
SEA
Seattle
$765 Roundtrip, found 2 days ago
$765
Roundtrip
found 2 days ago
Sat, Sep 6 - Mon, Sep 15
HEL
Helsinki
SEA
Seattle
$820 Roundtrip, found 22 hours ago
$820
Roundtrip
found 22 hours ago
Wed, Sep 10 - Wed, Sep 17
HEL
Helsinki
SEA
Seattle
$872 Roundtrip, found 20 hours ago
$872
Roundtrip
found 20 hours ago
Thu, Oct 23 - Thu, Oct 30
HEL
Helsinki
SEA
Seattle
$875 Roundtrip, found 5 days ago
$875
Roundtrip
found 5 days ago
Find the cheapest month to fly from Helsinki (HEL) to Seattle (SEA)
May is typically the cheapest month to fly
From $520 - $1,025 per traveler.
Graph displaying average flight prices per month
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