We build trips around you, not the other way around. Our team of travel specialists handles flights, hotels, car rentals, and vacation packages based on what you need. Flexible payment options like book Now Pay Later make booking easier on your budget. You also get 24/7 support, free cancellation within 24 hours, and hassle-free changes if plans shift. Best price guarantee, secure payments, and instant booking solution.
Guarantee
Customer Support
Free Cancellation
Payments
Changes
Booking
Seattle to Helsinki takes around 12 to 16 hours with one connection. The distance between Seattle and Helsinki is roughly 4,603 miles (7,408 kilometers). No airline currently operates nonstop service on this route. Most travelers fly out of Seattle-Tacoma International Airport (SEA) and connect through Asian or European hub cities to reach Helsinki Airport (HEL). Finnair, Icelandair, British Airways offer connecting service with good schedules. Helsinki is 10 hours ahead of Seattle. Plan for the time difference when booking your connection times.
Flights from Seattle to Helsinki require at least one connection. Total travel time runs 12 to 16 hours depending on your routing.
Finnair, Icelandair offer good connection options with reasonable layover times in their hub cities.
Shorter layovers of 2 to 3 hours keep total travel time down. Longer connections sometimes offer better fares or more comfortable schedules.
Helsinki is 10 hours ahead of Seattle. Plan your arrival time carefully to minimize jet lag impact.
Eastbound flights typically depart in the afternoon or evening and arrive the next day. Westbound return flights often land the same calendar day you depart.
Book 6 to 8 weeks ahead for the best fares. Shoulder season months often offer better deals than peak travel periods.
How long is the flight from Seattle to Helsinki?
Flights from Seattle to Helsinki take 12 to 16 hours with one connection. No airline currently operates nonstop service on this route.
How far is it from Seattle to Helsinki?
The distance from Seattle to Helsinki is approximately 4,603 miles (7,408 kilometers). This transoceanic route crosses multiple time zones.
What is the time difference between Seattle and Helsinki?
Helsinki is 10 hours ahead of Seattle. The time difference may shift by one hour during daylight saving transitions if one location observes it and the other does not.
Are there direct flights from Seattle to Helsinki?
No, there are no nonstop flights from Seattle to Helsinki. All flights require at least one connection through Asian, Middle Eastern, or European hub cities.
Which airlines fly from Seattle to Helsinki?
Finnair, Icelandair, British Airways, Lufthansa operate flights from Seattle to Helsinki. Finnair typically offers the most weekly departures on this route.
Planning beyond this route? Explore more flight times, distances, and travel durations using our tools below. Start with our Flight Time Calculator to estimate journey times worldwide, or browse average travel times from your departure city using the Seattle Flight Times.
Got Questions? Call us 24/7!
1-866-331-1746
Email for Us!
support@mundotrip.com
35 Journal Square Suite 424, Jersey City, NJ 07306
Copyright © 2026 Mundo Trip registered in New Jersey, United States Of America
