Flights from Seattle to Helsinki
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From $920 · Prices update daily
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The quick answer
Flights from Seattle to Helsinki start around $920 round-trip. Main carrier: Turkish Airlines. Cheapest month to fly: November. Travel authorization required (ESTA-style) (Finland).
Price calendar — next 60 days
★ Cheapest: $920 on Tue, Nov 10 · TK
Lowest return fares · Prices update daily · Final price confirmed at booking
Price calendar — Seattle to Helsinki
Month-by-month lowest fares. Green = cheapest dates.
Finland essentials
🟡 Travel authorization required (ESTA-style) · up to 90 days
ETIAS authorization expected to be required for the Schengen Area; visa-free for stays up to 90 days in any 180-day period.
Full Helsinki visa guide →🆘 Emergency
112
💱 Currency
Euro (€)
🕐 Time zone
UTC+2
🗣️ Language
Finnish
🔌 Plugs
Type C/F · 230V
🚗 Driving
Right side
💡 Tipping
Included
📞 Dial code
+358
Entry rules can change — always confirm with official sources before booking.
Stay connected in Helsinki
Skip roaming fees — get a local eSIM before you land. Works in 200+ countries and activates instantly, so you’re online the moment you touch down.
Travel insurance
Protect your Seattle to Helsinki trip against delays, cancellations, and medical emergencies. US travelers can compare plans from top insurers.
Airport transfer in Helsinki
Pre-book your ride into Helsinki. Fixed price, meet & greet, and a driver waiting at arrivals — no meter anxiety after a long flight.
Flight delayed or cancelled?
If your Seattle to Helsinki flight was delayed more than 3 hours or cancelled, you may be entitled to up to €600 in compensation under EU/UK rules — even if you flew a non-EU airline. Free to check, no win no fee.
More resources
Seattle to Helsinki — frequently asked
How much is a flight from Seattle to Helsinki?+
Fares start around $920 round-trip. Prices update daily across 800+ airlines.
What is the cheapest month to fly Seattle to Helsinki?+
November typically has the lowest fares.
Are there direct flights from Seattle to Helsinki?+
This route is usually served by connecting flights. Use the search above to check for any direct options on your dates.
Which airlines fly from Seattle to Helsinki?+
Carriers on this route include Turkish Airlines. Compare them side by side in the search above.
Do US citizens need a visa for Finland?+
Travel authorization required (ESTA-style) for stays up to 90 days. ETIAS authorization expected to be required for the Schengen Area; visa-free for stays up to 90 days in any 180-day period.
What currency is used in Finland?+
The Euro (EUR, €). The emergency number is 112.
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