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 58% 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?

Lufthansa is the most popular carrier 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 October 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.

$306 Cheap Flights from Seattle to Finland in 2026/27

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.

7:45 am - 10:25 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

28h 40m3 stops Toronto Pearson Intl Zurich Stockholm Arlanda

7:50 pm - 12:00 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

26h 10m2 stops Stockholm Arlanda Frankfurt am Main

$547Multiple Airlines

Mon, Nov 23 - Tue, Dec 8

10:10 am - 10:25 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

26h 15m3 stops Vancouver Intl Munich Franz Josef Strauss Stockholm Arlanda

7:50 pm - 1:00 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

27h 10m2 stops Stockholm Arlanda Munich Franz Josef Strauss

$562Multiple Airlines

Tue, Nov 10 - 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

$812Icelandair

Mon, Nov 9 - Tue, Nov 24

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

$814Icelandair

Mon, Nov 9 - Tue, Nov 24

7:20 am - 3:25 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

22h 05m2 stops Chicago O'Hare Intl Kastrup Copenhagen

6:15 am - 10:02 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

25h 47m2 stops Kastrup Copenhagen New York John F Kennedy Intl

$821Scandinavian Airlines

Fri, Feb 5 - Tue, Feb 16

7:15 am - 3:25 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

22h 10m2 stops New York John F Kennedy Intl Kastrup Copenhagen

6:15 am - 10:02 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

25h 47m2 stops Kastrup Copenhagen New York John F Kennedy Intl

$821Scandinavian Airlines

Fri, Feb 5 - Tue, Feb 16

11:00 am - 4:40 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

19h 40m2 stops San Francisco Paris Charles de Gaulle

6:40 am - 11:47 amHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

15h 07m1 stop Amsterdam Schiphol

$1,023Delta

Wed, Nov 11 - Mon, Nov 16

11:30 am - 4:40 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

19h 10m2 stops Salt Lake City Paris Charles de Gaulle

6:40 am - 11:47 amHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

15h 07m1 stop Amsterdam Schiphol

$1,023Delta

Tue, Nov 10 - Tue, Nov 17

8:20 pm - 11:00 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

16h 40m1 stop London Heathrow

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

9h 40mnonstop

$1,071Finnair

Fri, Apr 2 - Fri, Apr 9

1:13 pm - 5:45 pmSEA Seattle/Tacoma Intl-RVN Rovaniemi

18h 32m2 stops Los Angeles Helsinki-Vantaa

5:20 am - 4:50 pmRVN Rovaniemi-SEA Seattle/Tacoma Intl

21h 30m2 stops Helsinki-Vantaa London Heathrow

$1,262Finnair

Fri, Jan 8 - Wed, Jan 13

Cheap last minute flights

Enter your travel dates to find the best prices.

7:15 am - 3:25 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

23h 10m2 stops Chicago O'Hare Intl Kastrup Copenhagen

6:15 am - 9:58 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

25h 43m2 stops Kastrup Copenhagen Los Angeles

$852Scandinavian Airlines

Wed, Oct 28 - Sat, Nov 7

7:16 am - 1:35 amSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

33h 19m2 stops San Francisco Kastrup Copenhagen

6:15 am - 9:58 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

25h 43m2 stops Kastrup Copenhagen Los Angeles

$863Scandinavian Airlines

Wed, Oct 28 - Sat, Nov 7

7:24 am - 3:25 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

23h 01m2 stops Boston Logan Intl Kastrup Copenhagen

11:10 am - 9:58 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

20h 48m2 stops Kastrup Copenhagen Los Angeles

$883Scandinavian Airlines

Tue, Oct 27 - Sun, Nov 8

8:05 pm - 11:20 amSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

30h 15m1 stop Istanbul

7:05 pm - 5:10 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

32h 05m1 stop Istanbul

$917Turkish Airlines

Tue, Oct 27 - Sun, Nov 8

8:05 pm - 11:20 amSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

30h 15m1 stop Istanbul

12:15 pm - 5:10 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

38h 55m1 stop Istanbul

$922Turkish Airlines

Tue, Oct 27 - Sun, Nov 8

3:35 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

$977Icelandair

Wed, Oct 28 - Sat, Nov 7

3:35 pm - 1:00 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

12h 25m1 stop Reykjavik Keflavik Intl

2:00 pm - 8:32 pmHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

16h 32m2 stops Reykjavik Keflavik Intl Portland

$1,015Icelandair

Tue, Oct 27 - Sun, Nov 8

10:51 am - 4:40 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

20h 49m2 stops San Francisco Paris Charles de Gaulle

6:40 am - 11:47 amHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

15h 07m1 stop Amsterdam Schiphol

$1,023Delta

Tue, Oct 27 - Mon, Nov 9

9:45 am - 4:40 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

21h 55m2 stops Los Angeles Paris Charles de Gaulle

6:40 am - 11:47 amHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

15h 07m1 stop Amsterdam Schiphol

$1,023Delta

Wed, Oct 28 - Sat, Nov 7

2:40 pm - 3:15 pmSEA Seattle/Tacoma Intl-HEL Helsinki-Vantaa

15h 35m1 stop London Heathrow

2:00 pm - 11:25 amHEL Helsinki-Vantaa-SEA Seattle/Tacoma Intl

31h 25m1 stop London Heathrow

$2,354Finnair

Thu, Oct 29 - Wed, Nov 4

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Icelandair flights from Seattle to Finland

Our best Icelandair deals on Seattle to Finland flight tickets

Icelandair

Nov 9

SEA2:35 pmSeattle/Tacoma Intl

12h 25m

1 stop

HEL1:00 pmHelsinki-Vantaa

Nov 24

HEL2:00 pmHelsinki-Vantaa

13h 00m

1 stop

SEA5:00 pmSeattle/Tacoma Intl

$812

Icelandair

Nov 9

SEA2:35 pmSeattle/Tacoma Intl

12h 25m

1 stop

HEL1:00 pmHelsinki-Vantaa

Nov 24

HEL2:00 pmHelsinki-Vantaa

13h 00m

1 stop

SEA5:00 pmSeattle/Tacoma Intl

$814

Icelandair

Apr 12

SEA3:40 pmSeattle/Tacoma Intl

17h 00m

2 stops

HEL6:40 pmHelsinki-Vantaa

Apr 16

HEL11:40 amHelsinki-Vantaa

16h 15m

2 stops

SEA5:55 pmSeattle/Tacoma Intl

$842

Scandinavian Airlines flights from Seattle to Finland

Our best Scandinavian Airlines deals on Seattle to Finland flight tickets

Scandinavian Airlines

Feb 5

SEA7:15 amSeattle/Tacoma Intl

22h 10m

2 stops

HEL3:25 pmHelsinki-Vantaa

Feb 16

HEL6:15 amHelsinki-Vantaa

25h 47m

2 stops

SEA10:02 pmSeattle/Tacoma Intl

$821

Scandinavian Airlines

Jan 29

SEA7:15 amSeattle/Tacoma Intl

17h 20m

2 stops

HEL10:35 amHelsinki-Vantaa

Mar 5

HEL11:10 amHelsinki-Vantaa

20h 54m

2 stops

SEA10:04 pmSeattle/Tacoma Intl

$825

Scandinavian Airlines

Nov 10

SEA11:00 amSeattle/Tacoma Intl

37h 30m

2 stops

HEL10:30 amHelsinki-Vantaa

Nov 17

HEL6:15 amHelsinki-Vantaa

26h 40m

2 stops

SEA10:55 pmSeattle/Tacoma Intl

$830

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Mon 11/23

7:45 am-10:25 pm

3 stops28h 40m

Helsinki-Vantaa

Tue 12/8

7:50 pm-12:00 pm

2 stops26h 10m

$547

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Tue 11/10

10:10 am-10:25 pm

3 stops26h 15m

Helsinki-Vantaa

Tue 11/17

7:50 pm-1:00 pm

2 stops27h 10m

$562

Quickest round-trip

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Mon 11/9

2:35 pm-1:00 pm

1 stop12h 25m

Helsinki-Vantaa

Tue 11/24

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

2:35 pm-1:00 pm

1 stop12h 25m

Helsinki-Vantaa

Tue 11/24

2:00 pm-5:00 pm

1 stop13h 00m

$814

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Fri 2/5

7:20 am-3:25 pm

2 stops22h 05m

Helsinki-Vantaa

Tue 2/16

6:15 am-10:02 pm

2 stops25h 47m

$821

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Fri 2/5

7:15 am-3:25 pm

2 stops22h 10m

Helsinki-Vantaa

Tue 2/16

6:15 am-10:02 pm

2 stops25h 47m

$821

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Wed 11/11

11:00 am-4:40 pm

2 stops19h 40m

Helsinki-Vantaa

Mon 11/16

6:40 am-11:47 am

1 stop15h 07m

$1,023

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Tue 11/10

11:30 am-4:40 pm

2 stops19h 10m

Helsinki-Vantaa

Tue 11/17

6:40 am-11:47 am

1 stop15h 07m

$1,023

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Fri 4/2

8:20 pm-11:00 pm

1 stop16h 40m

Helsinki-Vantaa

Fri 4/9

4:20 pm-4:00 pm

Nonstop9h 40m

$1,071

SeattleRovaniemi

SEA Seattle/Tacoma Intl - RVN Rovaniemi

SEARVN

Seattle/Tacoma Intl

Fri 1/8

1:13 pm-5:45 pm

2 stops18h 32m

Rovaniemi

Wed 1/13

5:20 am-4:50 pm

2 stops21h 30m

$1,262

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 $743.

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

The cheapest day to depart from Seattle to Finland is on a Tuesday. Travelers who choose to depart for Finland on a Tuesday will often find tickets for as low as $944. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Finland on Wednesday is $1,209.

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 $923 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 $800 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?

You could potentially save up to 5% on your flight if you consider stops on a Seattle to Finland flight.

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	$306
Fastest flight time	9h 30m
Direct flights	None

The best one-way flight to Finland from Seattle in the past 72 hours is $306. The best round-trip flight deal from Seattle to Finland found on momondo in the last 72 hours is $547.

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

There are no direct flights from Seattle to Finland. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Helsinki-Vantaa Airport.

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 October 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 39.22% of the total bookings. Other popular models include Airbus A350-900 with 9.80%, Airbus A330-900neo with 9.80%, and Airbus A330 with 7.84%.

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 2,022 reviews	Search Scandinavian Airlines flights
Icelandair	PriceFrom $528	Free Cancellation	Rating 7.0 764 reviews	Search Icelandair flights
Delta	PriceFrom $731	Free Cancellation	Rating 7.8 8,675 reviews	Search Delta flights
Finnair	PriceFrom $845	Free Cancellation	Rating 7.6 1,416 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.