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$390+ Cheap flights from Seattle (SEA) to Finland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HEL
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap flight deals from Seattle to Finland

Keep the following information in mind while searching for Seattle to Finland flight deals. Data was last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$602
(StudentUniverse)

One-way from

$390
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$879

Good round-trip deal

$870 or less

Good one-way deal

$544 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Helsinki-Vantaa flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Helsinki-Vantaa flights.
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From Seattle/Tacoma Intl to Finland
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One-way flight from Seattle/Tacoma Intl to Finland
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Highest demand for flights based on searches. 21% potential increase in price ($245 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Finland.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Finland.
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Find flight deals from Seattle to Finland

Cheapest flights from Seattle to Finland
Explore the most affordable flight options available from Seattle to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This Flysmarter deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/81:35 pmSEA - HEL
1 stop14h 40mFinnair
Tue 4/1512:35 pmHEL - SEA
1 stop17h 40mFinnair
Deal found 2/22$597
This Gotogate deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/163:45 pmSEA - HEL
1 stop12h 15mIcelandair
Wed 4/233:00 pmHEL - SEA
1 stop12h 50mIcelandair
Deal found 2/21$605
This American Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1611:20 amSEA - HEL
1 stop16h 55mAmerican Airlines
Wed 4/234:25 pmHEL - SEA
1 stop30h 18mAmerican Airlines
Deal found 2/21$611
This oojo deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/110:41 amSEA - HEL
2 stops18h 34mBritish Airways
Tue 4/84:25 pmHEL - SEA
1 stop16h 44mBritish Airways
Deal found 2/21$631
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/297:20 amSEA - HEL
2 stops23h 35mDelta
Wed 10/151:55 pmHEL - SEA
1 stop36h 10mDelta
Deal found 2/21$636
This United Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/254:10 pmSEA - HEL
1 stop22h 15mUnited Airlines
Tue 4/16:10 amHEL - SEA
2 stops49h 16mUnited Airlines
Deal found 2/22$639
This KLM deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/76:40 pmSEA - HEL
1 stop18h 40mMultiple Airlines
Mon 4/146:25 pmHEL - SEA
1 stop27h 20mMultiple Airlines
Deal found 2/21$641
This Air France deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/256:10 pmSEA - HEL
1 stop20h 10mAir France
Fri 5/97:00 amHEL - SEA
1 stop14h 40mAir France
Deal found 2/21$697
This Ovago deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/81:35 pmSEA - HEL
2 stops17h 15mScandinavian Airlines
Tue 3/1111:20 amHEL - SEA
2 stops20h 05mScandinavian Airlines
Deal found 2/22$749
This Air Canada deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2210:25 amSEA - HEL
2 stops22h 30mAir Canada
Tue 4/291:35 pmHEL - SEA
3 stops34h 48mAir Canada
Deal found 2/21$809
This Lufthansa deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:50 pmSEA - HEL
1 stop19h 00mLufthansa
Fri 10/176:10 amHEL - SEA
1 stop15h 45mLufthansa
Deal found 2/21$815
This FlightHub deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/147:10 pmSEA - HEL
1 stop37h 30mTurkish Airlines
Thu 8/2812:35 pmHEL - SEA
1 stop38h 40mTurkish Airlines
Deal found 2/20$917

Find flights from Seattle to Finland within your budget

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, Cheapflights users made 2,558,603 searches. Data last updated February 22, 2025.

Fly from

Seattle

Fly to

Finland

Route

Depart

Return

Price

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Tue 4/8

1:35 pm-2:15 pm

1 stop14h 40m

Helsinki-Vantaa

Tue 4/15

12:35 pm-8:15 pm

1 stop17h 40m

$597

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 4/16

3:45 pm-2:00 pm

1 stop12h 15m

Helsinki-Vantaa

Wed 4/23

3:00 pm-5:50 pm

1 stop12h 50m

$605

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 4/16

11:20 am-2:15 pm

1 stop16h 55m

Helsinki-Vantaa

Wed 4/23

4:25 pm-12:43 pm

1 stop30h 18m

$611

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Tue 4/1

10:41 am-3:15 pm

2 stops18h 34m

Helsinki-Vantaa

Tue 4/8

4:25 pm-11:09 pm

1 stop16h 44m

$631

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Tue 3/25

4:10 pm-11:25 pm

1 stop22h 15m

Helsinki-Vantaa

Tue 4/1

6:10 am-9:26 pm

2 stops49h 16m

$639

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Mon 4/7

6:40 pm-11:20 pm

1 stop18h 40m

Helsinki-Vantaa

Mon 4/14

6:25 pm-11:45 am

1 stop27h 20m

$641

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Tue 4/8

11:15 am-4:40 pm

2 stops19h 25m

Helsinki-Vantaa

Tue 4/15

7:00 am-11:45 am

1 stop14h 45m

$647

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Fri 4/25

6:10 pm-12:20 am

1 stop20h 10m

Helsinki-Vantaa

Fri 5/9

7:00 am-11:40 am

1 stop14h 40m

$697

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Sat 3/8

1:35 pm-4:50 pm

2 stops17h 15m

Helsinki-Vantaa

Tue 3/11

11:20 am-10:25 pm

2 stops20h 05m

$749

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Tue 4/22

10:25 am-6:55 pm

2 stops22h 30m

Helsinki-Vantaa

Tue 4/29

1:35 pm-2:23 pm

3 stops34h 48m

$809

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 26 results
1
2
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Best time to book a flight from Seattle to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle to Finland

Get recent, data-driven insights about flights from Seattle to Finland including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Seattle to Finland?

Currently, November is the cheapest month in which you can book a flight from Seattle to Finland (average of $444). Flying from Seattle to Finland in June is currently the most expensive (average of $1,160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to FI?

Find hourly flight availability from Seattle to Finland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Finland as you normally would.

What is the cheapest day to fly from Seattle to Finland?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Finland. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Finland flight should consider departing on Sunday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Finland by month

Plan your trip to Finland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Finland ranges from 1.2 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Finland when rainfall is around 1.2 in.

Temperature in Finland by month

Plan your trip to Finland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Finland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Finland

Get insights into the airlines that provide service to Finland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Finland. Reviews last updated February 22, 2025.
Read reviews from past customers who have flown Delta, Finnair and Cathay Pacific from Seattle to Finland. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,203 reviews
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,271 reviews
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Cathay Pacific
7.5
Good
821 reviews
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,448 reviews
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,754 reviews
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Finland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Finland?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to Finland.

  • How popular is this Seattle to Finland flight route?

    Flights from Seattle/Tacoma Intl to Finland have been viewed 5 times in the past calendar month.

  • What are the cheapest airlines to fly from Seattle to Finland one-way?

    The cheapest airline one-way is Air France, with whom users have recently found tickets for as low as $520. However, be on the lookout for offers from Icelandair and Finnair, as they are both options that can get you from Seattle to Finland for a low price.

  • What are the cheapest flights from Seattle to Finland?

    While on average a flight from Seattle to Finland is generally $1,449, our data shows the cheapest flight currently is $532. When looking at the most popular route, (Seattle/Tacoma Intl - Helsinki-Vantaa), you can expect to pay $571 for that flight.

  • Can I find deals for flights from Seattle to Finland that include hotel bookings?

    Yes. In addition to deals on Seattle to Finland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Finland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Finland.

  • Can I find deals for business class flights from Seattle to Finland?

    Yes. Cheapflights offers flight deals from Seattle to Finland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Finland?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Finland (average of $444). Flying from Seattle to Finland in June is currently the most expensive (average of $1,160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 8 airlines flying from Seattle to Finland

Discover the top 8 airlines that operate flights from Seattle to Finland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$482Average$959FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$520Average$964FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$547Average$1,170FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$549Average$962FlexibilityNo cancel feeOn-time76%
FinnairCheapest$560Average$1,088FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$583Average$986FlexibilityNo cancel feeOn-time69%
DeltaCheapest$721Average$1,164FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$771Average$991FlexibilityNo cancel feeOn-time77%
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