Search and book Helsinki to Seattle flights

Your journey starts here

Finnair flies direct from Helsinki to Seattle May–August 2025.

Timetable for this route

Popular flights and flight offers from Helsinki to Seattle

HEL – SEA
Helsinki - Seattle
Thu 22 May 2025 – Sun 25 May 2025
From
€715

Our cheapest flights from Helsinki to Seattle

HEL – SEA
Helsinki - Seattle
Thu 22 May 2025 – Sun 25 May 2025
From
€715
Book now
HEL – SEA
Helsinki - Seattle
Wed 21 May 2025 – Wed 28 May 2025
From
€722
Book now
HEL – SEA
Helsinki - Seattle
Sat 24 May 2025 – Wed 28 May 2025
From
€726
Book now
HEL – SEA
Helsinki - Seattle
Mon 19 May 2025 – Mon 26 May 2025
From
€729
Book now

Popular routes and flight deals