$684 Cheap Lufthansa flights Seattle (SEA) to Turku (TKU)

View $684 flight on Wed, Oct 8, 2025Opens in a new window

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$684 Cheap Lufthansa flights Seattle (SEA) to Turku (TKU)

Prices were available within the past 7 days and start at $684 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Seattle (SEA) to Turku (TKU)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Turku
Distance
4718 mi

Frequently asked questions

How much is a Lufthansa flight from Seattle - Tacoma Intl. Airport (SEA) to Turku Airport (TKU)?
You can find cheap round-trip Lufthansa flights from SEA to TKU by organizing your results from "Price (lowest to highest)" on Expedia. Or look for bargains from $684 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to TKU with Lufthansa?
Lufthansa flights to Turku are often more affordable in the quieter months of March and February. Whether you're after a round-trip or one-way ticket, you could find a better deal then.
What is the cheapest time to book flights from Seattle - Tacoma Intl. Airport (SEA) to Turku Airport (TKU) with Lufthansa?
Search for Lufthansa flights from SEA to TKU about one month before you want to leave. The most affordable time to reserve an international flight is generally 18 to 29 days ahead of your travel date when you can save 17% versus booking four to five months in advance. Regardless of fare class and itinerary, the best day of the week to book international airfare is usually Sunday. Friday is often the most expensive. Travelers who book on a Sunday can save 17% on average compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Lufthansa fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Turku Airport (TKU)?
Click on our "Nonstop" filter when looking for direct Lufthansa flights from SEA to TKU. You'll also be able to compare other airlines offering the same direct trip.
What is the earliest Lufthansa flight from SEA to TKU?
Filter your results by "Morning" and "Early Morning" to browse the earliest flights from SEA to TKU. Leaving early means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Lufthansa fly into in Turku?
Turku Airport (TKU) is the main Turku hub for Lufthansa flights from Seattle - Tacoma Intl. Airport (SEA).
What kind of luggage can I take on a Lufthansa flight from Seattle - Tacoma Intl. Airport (SEA) to Turku Airport (TKU)?
On a standard economy flight with Lufthansa from SEA to TKU, you can bring 1 checked-in bag up to 50 lb with dimensions not exceeding 62 inches in total. For hand luggage, you can have 2 cabin bags weighing up to 17 lb and measuring less than 21 inches x 15 inches x 9 inches. Weight and size limits can differ based on your cabin class and airfare type. To make sure you don't get caught with additional charges at the terminal, check your Lufthansa booking or go to the airline's website before you begin packing.
Why fly with Lufthansa from SEA to TKU?
Lufthansa makes flying from SEA to TKU more comfortable with a rewarding loyalty program and a 5-star airline rating. You could even start earning points with Lufthansa Miles and More. Be sure to join Expedia's free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Lufthansa flight from Seattle - Tacoma Intl. Airport (SEA) to Turku Airport (TKU)?
Changes are typically free within 24 hours of making your booking, but your airline may charge you after that time. For more details about altering your flights, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to change your plans without additional charges, apply the "No cancel fee" or "Changes included" filter when planning your trip.

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