Cheap flights from Seattle to Helsinki from £272

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2 stops
Sun, Nov 29
Seattle SEAHelsinki HEL

£272
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2 stops
Sat, Dec 5
Seattle SEAHelsinki HEL

£295
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2 stops
Sun, Nov 29
Seattle SEAHelsinki HEL

£314
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2 stops
Sat, Dec 5
Seattle SEAHelsinki HEL

£329
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2 stops
Sat, Dec 5
Seattle SEAHelsinki HEL

£350
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1 stop
Sun, Nov 29
Seattle SEAHelsinki HEL

£386
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2 stops
Sun, Nov 29 – Thu, Dec 3
Seattle SEAHelsinki HEL

£448
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2 stops
Sun, Nov 29 – Thu, Dec 3
Seattle SEAHelsinki HEL

£468
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2 stops
Sat, Dec 5 – Thu, Dec 10
Seattle SEAHelsinki HEL

£501
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2 stops
Sat, Dec 5 – Wed, Dec 9
Seattle SEAHelsinki HEL

£501
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2 stops
Sat, Dec 5 – Wed, Dec 9
Seattle SEAHelsinki HEL

£529
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2 stops
Sat, Dec 5 – Thu, Dec 10
Seattle SEAHelsinki HEL

£529
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How much do flights to Helsinki cost?

Getting from Helsinki airport to the city center

Helsinki is served by Helsinki Airport (HEL), located 18 km north of the city center. The airport offers convenient airport transfers to city center destinations via the Ring Rail Line, regional buses, taxis, ride-hailing services, and private transfers. The Ring Rail Line provides the fastest and most reliable connection, while buses offer a budget-friendly alternative. Journey times and costs vary depending on the transport option, time of day, and traffic conditions.

Notes:

  • Prices in EUR; table created in 2025 and subject to change.
  • HSL tickets can be purchased via the HSL app, ticket machines, or onboard (higher price).
  • The Ring Rail Line operates two routes: I train (via Tikkurila) and P train (via Huopalahti). Both stop at Helsinki Central Station.
  • Taxi fares are metered and may include airport surcharges. Night and weekend rates may be higher.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to Helsinki

Depart from
Seattle–Tacoma International
Arrive to
Helsinki
Average flights per week
400
Flight distance
Worth visiting
Old Town of Tallinn - Temppeliaukion Kirkko

Check-in for a flight from Seattle to Helsinki

NameCarrier codeIATA CodePassport needed during booking
FinnairFINAYNo
IcelandairICEFINo
Alaska AirlinesASAASNo
WestJetWJAWSNo
SASSASSKNo

Weather in Helsinki

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-2°C-5°C
February-2°C-5°C
March1°C-3°C
April6°C1°C
May13°C6°C
June17°C11°C
July20°C14°C
August19°C14°C
September15°C10°C
October9°C5°C
November4°C2°C
December1°C-2°C
Hottest Month
20°C
July
Coldest month
-5°C
February
Sunny days
232
days per year
Snow days
30
days per year

14 day forecast

Saturday
14 Nov
58%
2°C0°C
21 Nov
82%
3°C1°C
Sunday
15 Nov
53%
8°C1°C
22 Nov
88%
2°C0°C
Monday
16 Nov
76%
7°C4°C
23 Nov
31%
1°C0°C
Tuesday
17 Nov
88%
6°C5°C
24 Nov
67%
1°C-1°C
Wednesday
18 Nov
83%
5°C2°C
25 Nov
72%
2°C0°C
Thursday
19 Nov
87%
4°C2°C
26 Nov
93%
3°C2°C
Friday
20 Nov
86%
4°C2°C
27 Nov
88%
4°C2°C
Travelers usually depart from Seattle–Tacoma International, or Boeing Field when they travel from Seattle to Helsinki. The most popular airlines for this route are Finnair, Icelandair, Alaska Airlines, WestJet, and SAS. Seattle and Helsinki have 400 direct flights per week. When you arrive at Helsinki, consider visiting Old Town of Tallinn, and Temppeliaukion Kirkko.

Frequently asked questions

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What time do nonstop (direct) flights between Seattle and Helsinki depart?

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What time do flights between Seattle and Helsinki arrive?

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