What airlines fly to Finland?

Icelandair, Scandinavian Airlines and Finnair are the top three most popular airlines that fly to Finland from Seattle according to our data. Icelandair is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Finland. Keep in mind that there are 4 different airlines that fly to Finland on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Finland?

Icelandair and Turkish Airlines are the most popular carriers operating from Seattle/Tacoma Intl 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?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Finland is 4 as of September 2026.

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.

$259 Cheap Flights from Seattle to Finland in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Finland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:55 pm - 10:35 amSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

32h 40m1 stop Kastrup Copenhagen

9:15 pm - 1:45 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

50h 30m2 stops Stockholm Arlanda Kastrup Copenhagen

$552Scandinavian Airlines

Tue, Sep 29 - Wed, Oct 7

3:55 pm - 1:30 amSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

23h 35m1 stop Kastrup Copenhagen

9:05 pm - 1:45 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

26h 40m1 stop Kastrup Copenhagen

$584Scandinavian Airlines

Sat, Oct 3 - Thu, Oct 8

2:35 pm - 7:20 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

18h 45m2 stops Reykjavik Keflavik Intl Stockholm Arlanda

7:20 am - 5:00 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

19h 40m2 stops Stockholm Arlanda Reykjavik Keflavik Intl

$591Multiple Airlines

Sun, Nov 8 - Tue, Nov 17

2:35 pm - 11:50 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

23h 15m2 stops Reykjavik Keflavik Intl Stockholm Arlanda

6:15 am - 5:00 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

20h 45m3 stops Kastrup Copenhagen Stockholm Arlanda Reykjavik Keflavik Intl

$642Multiple Airlines

Sun, Nov 8 - Tue, Nov 17

2:35 pm - 1:00 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

12h 25m1 stop Reykjavik Keflavik Intl

2:00 pm - 5:00 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

13h 00m1 stop Reykjavik Keflavik Intl

$784Icelandair

Fri, Feb 5 - Tue, Feb 16

2:35 pm - 1:00 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

12h 25m1 stop Reykjavik Keflavik Intl

2:00 pm - 5:00 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

13h 00m1 stop Reykjavik Keflavik Intl

$812Icelandair

Thu, Dec 3 - Wed, Dec 16

6:45 pm - 11:05 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

18h 20m1 stop London Heathrow

12:30 pm - 7:57 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

17h 27m1 stop Dallas/Fort Worth

$1,008Finnair

Mon, Nov 9 - Fri, Nov 13

1:30 pm - 4:40 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

17h 10m1 stop Paris Charles de Gaulle

7:00 am - 4:35 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

19h 35m1 stop Amsterdam Schiphol

$1,021Delta

Tue, Sep 29 - Sun, Oct 4

1:30 pm - 4:40 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

17h 10m1 stop Paris Charles de Gaulle

1:55 pm - 11:52 amHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

31h 57m1 stop Amsterdam Schiphol

$1,021Delta

Sat, Oct 3 - Wed, Oct 7

5:40 pm - 1:10 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

9h 30mnonstop

4:05 pm - 10:37 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

16h 32m1 stop Los Angeles

$1,720Finnair

Mon, Sep 28 - Wed, Oct 7

Cheap last minute flights

Enter your travel dates to find the best prices.

3:40 pm - 2:00 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

12h 20m1 stop Reykjavik Keflavik Intl

11:55 pm - 5:55 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

28h 00m1 stop Reykjavik Keflavik Intl

$976Icelandair

Sat, Sep 5 - Mon, Sep 21

3:55 pm - 3:20 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

13h 25m1 stop Kastrup Copenhagen

11:15 am - 1:45 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

12h 30m1 stop Kastrup Copenhagen

$988Scandinavian Airlines

Sat, Sep 5 - Tue, Sep 15

1:50 pm - 1:05 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

13h 15m1 stop Amsterdam Schiphol

6:25 pm - 11:47 amHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

27h 22m1 stop Amsterdam Schiphol

$991KLM

Sat, Sep 5 - Mon, Sep 21

3:55 pm - 3:20 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

13h 25m1 stop Kastrup Copenhagen

7:15 am - 1:45 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

16h 30m2 stops Stockholm Arlanda Kastrup Copenhagen

$994Scandinavian Airlines

Sat, Sep 5 - Tue, Sep 15

5:40 pm - 1:10 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

9h 30mnonstop

4:20 pm - 4:00 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

9h 40mnonstop

$995British Airways

Sat, Sep 5 - Mon, Sep 21

3:55 pm - 11:50 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

21h 55m2 stops Kastrup Copenhagen Stockholm Arlanda

7:15 am - 1:45 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

16h 30m2 stops Stockholm Arlanda Kastrup Copenhagen

$1,001Scandinavian Airlines

Sat, Sep 5 - Tue, Sep 15

7:00 pm - 2:00 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

33h 00m1 stop Reykjavik Keflavik Intl

11:55 pm - 5:55 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

28h 00m1 stop Reykjavik Keflavik Intl

$1,005Icelandair

Sat, Sep 5 - Mon, Sep 21

6:45 pm - 4:40 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

35h 55m1 stop Paris Charles de Gaulle

7:00 am - 4:35 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

19h 35m1 stop Amsterdam Schiphol

$1,017Delta

Sat, Sep 5 - Mon, Sep 21

8:59 am - 1:05 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

18h 06m2 stops Minneapolis St Paul Amsterdam Schiphol

1:55 pm - 4:35 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

36h 40m1 stop Amsterdam Schiphol

$1,020Delta

Sat, Sep 5 - Mon, Sep 21

5:40 pm - 9:00 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

17h 20m2 stops Portland London Heathrow

6:00 pm - 11:35 amHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

27h 35m2 stops Kastrup Copenhagen London Heathrow

$16,180Finnair

Mon, Sep 7 - Wed, Sep 9

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American Airlines flights from Seattle to Finland

Our best American Airlines deals on Seattle to Finland flight tickets

American Airlines

Sep 5

SEA10:56 amSeattle/Tacoma Intl

17h 19m

1 stop

HEL2:15 pmHelsinki-Vantaa

Sep 21

HEL4:20 pmHelsinki-Vantaa

9h 40m

SEA4:00 pmSeattle/Tacoma Intl

$1,192

American Airlines

Sep 5

SEA10:56 amSeattle/Tacoma Intl

17h 19m

1 stop

HEL2:15 pmHelsinki-Vantaa

Sep 21

HEL4:20 pmHelsinki-Vantaa

9h 40m

SEA4:00 pmSeattle/Tacoma Intl

$1,197

American Airlines

Sep 5

SEA1:39 pmSeattle/Tacoma Intl

14h 36m

1 stop

HEL2:15 pmHelsinki-Vantaa

Sep 21

HEL12:35 pmHelsinki-Vantaa

17h 13m

1 stop

SEA7:48 pmSeattle/Tacoma Intl

$1,228

Air Canada flights from Seattle to Finland

Our best Air Canada deals on Seattle to Finland flight tickets

Air Canada

Sep 5

SEA3:00 pmSeattle/Tacoma Intl

17h 55m

2 stops

HEL6:55 pmHelsinki-Vantaa

Sep 21

HEL6:00 amHelsinki-Vantaa

38h 05m

2 stops

SEA10:05 amSeattle/Tacoma Intl

$1,758

Air Canada

Sep 5

SEA3:00 pmSeattle/Tacoma Intl

17h 55m

2 stops

HEL6:55 pmHelsinki-Vantaa

Sep 21

HEL6:00 amHelsinki-Vantaa

26h 47m

3 stops

SEA10:47 pmSeattle/Tacoma Intl

$1,770

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Tue 9/29

3:55 pm-10:35 am

1 stop32h 40m

Helsinki-Vantaa

Wed 10/7

9:15 pm-1:45 pm

2 stops50h 30m

$552

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Sat 10/3

3:55 pm-1:30 am

1 stop23h 35m

Helsinki-Vantaa

Thu 10/8

9:05 pm-1:45 pm

1 stop26h 40m

$584

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Sun 11/8

2:35 pm-7:20 pm

2 stops18h 45m

Helsinki-Vantaa

Tue 11/17

7:20 am-5:00 pm

2 stops19h 40m

$591

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Sun 11/8

2:35 pm-11:50 pm

2 stops23h 15m

Helsinki-Vantaa

Tue 11/17

6:15 am-5:00 pm

3 stops20h 45m

$642

Quickest round-trip

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Fri 2/5

2:35 pm-1:00 pm

1 stop12h 25m

Helsinki-Vantaa

Tue 2/16

2:00 pm-5:00 pm

1 stop13h 00m

$784

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Thu 12/3

2:35 pm-1:00 pm

1 stop12h 25m

Helsinki-Vantaa

Wed 12/16

2:00 pm-5:00 pm

1 stop13h 00m

$812

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Mon 11/9

6:45 pm-11:05 pm

1 stop18h 20m

Helsinki-Vantaa

Fri 11/13

12:30 pm-7:57 pm

1 stop17h 27m

$1,008

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Tue 9/29

1:30 pm-4:40 pm

1 stop17h 10m

Helsinki-Vantaa

Sun 10/4

7:00 am-4:35 pm

1 stop19h 35m

$1,021

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Sat 10/3

1:30 pm-4:40 pm

1 stop17h 10m

Helsinki-Vantaa

Wed 10/7

1:55 pm-11:52 am

1 stop31h 57m

$1,021

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Mon 9/28

5:40 pm-1:10 pm

Nonstop9h 30m

Helsinki-Vantaa

Wed 10/7

4:05 pm-10:37 pm

1 stop16h 32m

$1,720

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Finland?

If you don’t want to visit Finland in January, then you should wait until September to fly from Seattle, when ticket prices are also cheap, with an average price of $790.

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 $786. 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 $1,208.

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 from Seattle 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 $902 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 $742 on momondo.

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

There are 3 cabin classes available to choose from on Seattle 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	$259
Fastest flight time	9h 30m
Direct flights	Tue, Sat and Sun
Airports in Finland	28 airports

The best one-way flight to Finland from Seattle in the past 72 hours is $259. The best round-trip flight deal from Seattle to Finland found on momondo in the last 72 hours is $552.

The fastest flight from Seattle to Finland takes 9h 30m

Direct flights go from Seattle to Finland on Tuesday, Saturday and Sunday. 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?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Finland is 4 as of September 2026.
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?
Based on momondo bookings for flights between Seattle and Finland, the leading plane model is Airbus A330-300, making up 56.72% of the total bookings. Other popular models include Airbus A330 with 12.69%, Boeing 787-9 Dreamliner with 5.97%, and Airbus A350-900 with 4.48%.

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 Airlines	PriceFrom $353	Free Cancellation	Rating 7.4 1,979 reviews	Search Scandinavian Airlines flights
Icelandair	PriceFrom $514	Free Cancellation	Rating 6.9 739 reviews	Search Icelandair flights
Delta	PriceFrom $731	Free Cancellation	Rating 7.8 8,551 reviews	Search Delta flights
Finnair	PriceFrom $790	Free Cancellation	Rating 7.6 1,429 reviews	Search Finnair 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Finland

Popular cities

Other flights from Seattle

Other flights to Finland

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Finland

Flights to Helsinkifrom $379

Flights to Rovaniemifrom $699

Flights to Turkufrom $610

Flights to Oulufrom $931

Flights to Vaasafrom $966

Flights to Kittiläfrom $1,154

Flights to Ivalofrom $899

Flights to Jyväskyläfrom $843

Flights to Tamperefrom $873

Flights to Mariehamnfrom $1,354

Flights to Kajaanifrom $1,250

Flights to Kemifrom $832

Cheap flights from Seattle to Finland from $259

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 9/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Seattle to Finland

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

American Airlines flights from Seattle to Finland

Our best American Airlines deals on Seattle to Finland flight tickets

Air Canada flights from Seattle to Finland

Our best Air Canada deals on Seattle to Finland flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Finland that are best for you.

See travel insights to Finland from

How to get the cheapest flight ticket from Seattle to Finland

What is the cheapest month to fly to Finland?

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

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

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

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

Can stopping save me money on Seattle to Finland flights?

What is the cheapest airline that flies from Seattle/Tacoma Intl to Finland?

What airlines fly to Finland?

Cheap Seattle to Finland flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Finland

Frequently asked questions about flying 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

Why use momondo?

An easier way to manage your Finland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Finland

Popular cities in Finland

Popular flights according to clicks in the last 7 days on momondo

Seattle flight routes

According to popular flight searches on momondo this year

Finland flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Finland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Finland

List of cabin classes available on flights landing in Finland. Availability may vary depending on flight origin and airline.

Complete your trip to Finland

Explore popular destinations other users love

According to popular flight searches on momondo this year