$441 Find Cheap Flights from Finland to Seattle

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Seattle departing on 5/22. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Seattle

 
These are the airlines KAYAK users have selected most often from within our search results for flights to Seattle, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results for flights to Seattle, as well as popular online travel agencies
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Flight Deals

Cheap Flights from Finland to Seattle

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Finland to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Finland to Seattle

Sun, Apr 5 - Tue, Apr 21
Multiple Airlines Logo
10:45 am - 8:40 pm
HEL
-
SEA
19h 55m
2 stops
Multiple Airlines Logo
3:40 pm - 6:20 pm
SEA
-
HEL
16h 40m
2 stops
$578Multiple Airlines
Thu, Apr 30 - Thu, May 7
Multiple Airlines Logo
8:30 am - 8:40 pm
HEL
-
SEA
22h 10m
2 stops
Multiple Airlines Logo
7:00 pm - 10:35 pm
SEA
-
HEL
17h 35m
2 stops
$629Multiple Airlines
Thu, Apr 30 - Thu, May 7
Multiple Airlines Logo
8:30 am - 8:40 pm
HEL
-
SEA
22h 10m
2 stops
Multiple Airlines Logo
7:00 pm - 10:35 pm
SEA
-
HEL
17h 35m
2 stops
$633Multiple Airlines
Fri, Apr 3 - Thu, Apr 16
Icelandair Logo
3:00 pm - 8:40 pm
HEL
-
SEA
15h 40m
1 stop
Icelandair Logo
3:40 pm - 2:00 pm
SEA
-
HEL
12h 20m
1 stop
$658Icelandair
Sun, May 10 - Sun, May 24
Multiple Airlines Logo
4:00 pm - 5:55 pm
HEL
-
SEA
35h 55m
2 stops
Multiple Airlines Logo
3:40 pm - 1:30 am
SEA
-
HEL
23h 50m
2 stops
$678Multiple Airlines
Thu, Apr 30 - Thu, May 7
Icelandair Logo
3:00 pm - 8:40 pm
HEL
-
SEA
15h 40m
1 stop
Icelandair Logo
7:00 pm - 2:00 pm
SEA
-
HEL
33h 00m
1 stop
$680Icelandair
Sun, Apr 5 - Tue, Apr 21
Icelandair Logo
3:00 pm - 8:40 pm
HEL
-
SEA
15h 40m
1 stop
Icelandair Logo
7:00 pm - 2:00 pm
SEA
-
HEL
33h 00m
1 stop
$681Icelandair
Wed, Apr 29 - Wed, May 6
Icelandair Logo
3:00 pm - 8:40 pm
HEL
-
SEA
15h 40m
1 stop
Icelandair Logo
3:40 pm - 2:00 pm
SEA
-
HEL
12h 20m
1 stop
$684Icelandair
Tue, Apr 14 - Wed, Apr 22
Icelandair Logo
3:00 pm - 8:40 pm
HEL
-
SEA
15h 40m
1 stop
Icelandair Logo
3:40 pm - 2:00 pm
SEA
-
HEL
12h 20m
1 stop
$687Icelandair
Thu, Sep 3 - Sun, Sep 6
Turkish Airlines Logo
3:30 pm - 10:40 am
TMP
-
SEA
53h 10m
2 stops
Turkish Airlines Logo
7:10 pm - 12:50 am
SEA
-
TMP
43h 40m
2 stops
$1,237Turkish Airlines
Booking Insights

KAYAK's insights & trends for flights to Seattle

Get data-powered insights and trends for flights to Seattle to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest flight to Seattle?

These are the best round-trip prices found by users searching on KAYAK in the last 72 hours.

In the last 3 days, the cheapest flight deal to Seattle was found on the route from Helsinki, at $578 return. The most popular connection is from Los Angeles to Seattle and KAYAK users have found round-trip deals for as low as $87 in the last 3 days.

What is the cheapest day to fly to Seattle?

The average price of all round-trip flights to Seattle clicked on KAYAK for each day over the last 12 months.

Based on KAYAK data, the cheapest day to fly to Seattle is Saturday where round-trip tickets can be as cheap as $991. On the other hand, the most expensive day to fly is Wednesday, where round-trip prices are $1,051 on average.

What is the cheapest month to fly to Seattle?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights to Seattle, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights to Seattle is October, where tickets cost $776 on average for return flights. On the other hand, the most expensive months are December and June, where the average cost of tickets from Finland is $1,067 and $997 respectively. For one-way flights, the best month to travel is October with an average price of $776.

What is the cheapest time of day to fly to Seattle?

The average price for all round-trip flights to Seattle depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.

The cheapest time of day to fly to Seattle is generally in the evening, when round-trip flights cost $991 on average. The most expensive time of day to fly to Seattle is generally in the evening, which is peak travel time and where the average cost of a ticket is $991.

How far in advance should I book a flight to Seattle?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights to Seattle, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price, you should book around 3 weeks before departure, which saves you about 18% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 25 weeks before departure.

Good to know

Low seasonJanuary
Cheapest flight$441
Best time to beat the crowds but there is an average 5% increase in price.
Most popular time to fly with an average 8% increase in price.
Flight from Helsinki to Seattle

FAQs - booking Seattle flights

  • What is the cheapest flight to Seattle?

    In the last 3 days, the cheapest flight deal to Seattle was found on the route from Helsinki, at $578 return. The most popular connection is from Los Angeles to Seattle and KAYAK users have found round-trip deals for as low as $87 in the last 3 days.

  • How far is Seattle/Tacoma Intl Airport from central Seattle?

    Seattle/Tacoma Intl Airport is 11 miles from the center of Seattle.

  • What is the name of Seattle’s airport?

    When flying to Seattle, you'll arrive at Seattle/Tacoma Intl Airport (SEA). The airport is also known as Seattle-Tacoma Intl, Seattle/Tacoma, or Seattle/Tacoma Intl.

  • How does KAYAK find such low prices on flights to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • How many direct flights to Seattle are there each week?

    Each week there are around 3,844 direct flights from within Finland to Seattle. The most common day for departures is Friday, with 15% of flights taking off on this day.

Top tips for finding cheap flights to Seattle

  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest Seattle flight deals.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Lynnwood
Centralia
Fife
Lakewood
Westport
Mukilteo
Lacey
Edmonds
Aberdeen
Poulsbo
Woodinville
Shoreline
DuPont
Monroe
Castle Rock
Edgewood

Everything you need to know for your flight to Seattle

Information on the airport you'll fly into in Seattle