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Cheap flights from Seattle to Finland from $246

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Finland departing on 5/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Seattle to Finland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
3:55 pm - 10:35 am
SEA
-
HEL
32h 40m
1 stop
Scandinavian Airlines Logo
9:05 pm - 1:45 pm
HEL
-
SEA
26h 40m
1 stop
$382Scandinavian Airlines
Tue, Sep 15 - Thu, Sep 24
Scandinavian Airlines Logo
3:55 pm - 10:35 am
SEA
-
HEL
32h 40m
1 stop
Scandinavian Airlines Logo
9:15 pm - 1:45 pm
HEL
-
SEA
50h 30m
2 stops
$390Scandinavian Airlines
Sun, Sep 13 - Wed, Sep 23
Scandinavian Airlines Logo
3:55 pm - 10:35 am
SEA
-
HEL
32h 40m
1 stop
Scandinavian Airlines Logo
9:15 pm - 1:45 pm
HEL
-
SEA
26h 30m
2 stops
$406Scandinavian Airlines
Tue, Sep 15 - Thu, Sep 24
Scandinavian Airlines Logo
3:55 pm - 11:50 pm
SEA
-
HEL
21h 55m
2 stops
Scandinavian Airlines Logo
9:15 pm - 1:45 pm
HEL
-
SEA
50h 30m
2 stops
$407Scandinavian Airlines
Sun, Sep 13 - Wed, Sep 23
Scandinavian Airlines Logo
3:55 pm - 10:35 am
SEA
-
HEL
32h 40m
2 stops
Scandinavian Airlines Logo
9:15 pm - 1:45 pm
HEL
-
SEA
26h 30m
2 stops
$413Scandinavian Airlines
Tue, Sep 15 - Thu, Sep 24
Scandinavian Airlines Logo
3:55 pm - 10:35 am
SEA
-
HEL
32h 40m
1 stop
Scandinavian Airlines Logo
9:15 pm - 1:45 pm
HEL
-
SEA
50h 30m
2 stops
$468Scandinavian Airlines
Sat, Sep 19 - Wed, Sep 23
Scandinavian Airlines Logo
3:55 pm - 12:55 pm
SEA
-
HEL
35h 00m
2 stops
Scandinavian Airlines Logo
9:15 pm - 1:45 pm
HEL
-
SEA
50h 30m
2 stops
$475Scandinavian Airlines
Sat, Sep 19 - Wed, Sep 23
Scandinavian Airlines Logo
3:55 pm - 12:55 pm
SEA
-
HEL
35h 00m
2 stops
Scandinavian Airlines Logo
9:15 pm - 1:45 pm
HEL
-
SEA
50h 30m
2 stops
$476Scandinavian Airlines
Sat, Sep 19 - Wed, Sep 23
Scandinavian Airlines Logo
10:00 am - 10:35 am
SEA
-
HEL
38h 35m
2 stops
Scandinavian Airlines Logo
11:15 am - 1:45 pm
HEL
-
SEA
12h 30m
1 stop
$500Scandinavian Airlines
Tue, May 19 - Tue, May 26
Scandinavian Airlines Logo
3:55 pm - 10:35 am
SEA
-
HEL
32h 40m
1 stop
Scandinavian Airlines Logo
9:05 pm - 1:45 pm
HEL
-
SEA
26h 40m
1 stop
$517Scandinavian Airlines
Sun, Aug 16 - Thu, Aug 20

Scandinavian Airlines flights from Seattle to Finland

Our best Scandinavian Airlines deals on Seattle to Finland flight tickets
Scandinavian Airlines
Sep 15
SEA3:55 pmSeattle/Tacoma Intl
32h 40m
1 stop
HEL10:35 amHelsinki-Vantaa
Sep 24
HEL9:05 pmHelsinki-Vantaa
26h 40m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
$382
Scandinavian Airlines
Sep 13
SEA3:55 pmSeattle/Tacoma Intl
32h 40m
1 stop
HEL10:35 amHelsinki-Vantaa
Sep 23
HEL9:15 pmHelsinki-Vantaa
50h 30m
2 stops
SEA1:45 pmSeattle/Tacoma Intl
$390
Scandinavian Airlines
Sep 15
SEA3:55 pmSeattle/Tacoma Intl
32h 40m
1 stop
HEL10:35 amHelsinki-Vantaa
Sep 24
HEL9:15 pmHelsinki-Vantaa
26h 30m
2 stops
SEA1:45 pmSeattle/Tacoma Intl
$406

Icelandair flights from Seattle to Finland

Our best Icelandair deals on Seattle to Finland flight tickets
Icelandair
Sep 1
SEA3:40 pmSeattle/Tacoma Intl
17h 00m
2 stops
HEL6:40 pmHelsinki-Vantaa
Sep 15
HEL12:30 pmHelsinki-Vantaa
18h 10m
2 stops
SEA8:40 pmSeattle/Tacoma Intl
$701
Icelandair
Apr 19
SEA10:48 pmSeattle/Tacoma Intl
29h 12m
2 stops
HEL2:00 pmHelsinki-Vantaa
Aug 25
HEL11:40 amHelsinki-Vantaa
19h 00m
2 stops
SEA8:40 pmSeattle/Tacoma Intl
$893
Icelandair
Apr 19
SEA10:48 pmSeattle/Tacoma Intl
29h 12m
2 stops
HEL2:00 pmHelsinki-Vantaa
Aug 27
HEL11:40 amHelsinki-Vantaa
34h 05m
2 stops
SEA11:45 amSeattle/Tacoma Intl
$894

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Finland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 10, 2026.
Use the filters below to find and compare flights from Seattle to Finland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Tue 9/15

3:55 pm-10:35 am

1 stop32h 40m

Helsinki-Vantaa

Thu 9/24

9:05 pm-1:45 pm

1 stop26h 40m

$382

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Sun 9/13

3:55 pm-10:35 am

1 stop32h 40m

Helsinki-Vantaa

Wed 9/23

9:15 pm-1:45 pm

2 stops50h 30m

$390

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Tue 9/15

3:55 pm-10:35 am

1 stop32h 40m

Helsinki-Vantaa

Thu 9/24

9:15 pm-1:45 pm

2 stops26h 30m

$406

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Sun 9/13

3:55 pm-11:50 pm

2 stops21h 55m

Helsinki-Vantaa

Wed 9/23

9:15 pm-1:45 pm

2 stops50h 30m

$407

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Tue 9/15

3:55 pm-10:35 am

2 stops32h 40m

Helsinki-Vantaa

Thu 9/24

9:15 pm-1:45 pm

2 stops26h 30m

$413

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Sat 9/19

3:55 pm-10:35 am

1 stop32h 40m

Helsinki-Vantaa

Wed 9/23

9:15 pm-1:45 pm

2 stops50h 30m

$468

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Sat 9/19

3:55 pm-12:55 pm

2 stops35h 00m

Helsinki-Vantaa

Wed 9/23

9:15 pm-1:45 pm

2 stops50h 30m

$475

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Sat 9/19

3:55 pm-12:55 pm

2 stops35h 00m

Helsinki-Vantaa

Wed 9/23

9:15 pm-1:45 pm

2 stops50h 30m

$476
Quickest round-trip

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Tue 5/19

10:00 am-10:35 am

2 stops38h 35m

Helsinki-Vantaa

Tue 5/26

11:15 am-1:45 pm

1 stop12h 30m

$500

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Sun 8/16

3:55 pm-10:35 am

1 stop32h 40m

Helsinki-Vantaa

Thu 8/20

9:05 pm-1:45 pm

1 stop26h 40m

$517

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Finland from

How to get the cheapest flight ticket from Seattle to Finland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Finland?

If you don’t want to visit Finland in January, then you should wait until October to fly from Seattle, when ticket prices are also cheap, with an average price of $570.

What is the cheapest day to depart on your flight to Finland?

The cheapest day to depart from Seattle to Finland is on a Wednesday. Travelers who choose to depart for Finland on a Wednesday will often find tickets for as low as $796. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Finland on Sunday is $1,005.

What is the cheapest Seattle/Tacoma Intl to Finland flight route?

Fly from Seattle/Tacoma Intl to Helsinki-Vantaa for the best Seattle/Tacoma Intl - Finland flight prices

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

You are more likely to see cheaper flights to Finland from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Finland for around $804 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Finland from Seattle for as low as $575 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Finland flights?

There are 3 cabin classes available to choose from on Seattle/Tacoma Intl to Finland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Finland flights?

No. A direct flight is the cheapest option for a flight between Seattle to Finland.

Cheap Seattle to Finland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Finland

Best Price Found

$375

Fastest flight time

9h 30m

Direct flights

Mon, Wed and Sat

Airports in Finland

28 airports
The best one-way flight to Finland from Seattle in the past 72 hours is $375. The best round-trip flight deal from Seattle to Finland found on momondo in the last 72 hours is $944.
The fastest flight from Seattle to Finland takes 9h 30m
Direct flights go from Seattle to Finland on Monday, Wednesday and Saturday. There are no airlines offering direct flights.
There are 28 airports in Finland. From Seattle there are direct flights to Helsinki-Vantaa (HEL).
Search flight deals

Frequently asked questions about flying from Seattle to Finland

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Finland?

    Prices for flights from Seattle/Tacoma Intl Airport to Finland refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Finland?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Finland?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Finland.

  • What documentation or ID do you need to fly to Finland?

    The travel and health documents required for your trip to Finland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Finland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Seattle to Finland?

Best airlines flying from Seattle to Finland

Compare and see reviews for airlines that fly from Seattle to Finland with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $323Free CancellationRating
7.3
1,748 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $424Free CancellationRating
7.0
632 reviews
Search Icelandair flights
American AirlinesPriceFrom $496Free CancellationRating
7.1
11,564 reviews
Search American Airlines flights
KLMPriceFrom $536Free CancellationRating
7.7
1,493 reviews
Search KLM flights
FinnairPriceFrom $696Free CancellationRating
7.7
1,381 reviews
Search Finnair flights
British AirwaysPriceFrom $725Free CancellationRating
6.7
7,869 reviews
Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Finland?

It is quick and easy to find Seattle to Finland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Finland that suits you.

Can I find flights from Seattle to Finland with flexible booking policies on momondo?

Yes. All flights to Finland from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Finland?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Finland from Seattle.

I’m not ready to book a flight from Seattle to Finland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Finland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Finland trip

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