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$362+ Cheap flights from Washington 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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HEL
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
1 adult, Economy
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Cheap flight deals from Washington to Finland

Keep the following information in mind while searching for Washington to Finland flight deals. Data was last updated April 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$447
(Scandinavian Airlines)

One-way from

$362
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$877

Good round-trip deal

$827 or less

Good one-way deal

$560 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 Washington to Finland
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One-way flight from Washington to Finland
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Highest demand for flights based on searches. 20% potential increase in price ($237 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Washington to Finland.
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Price to beat on a one-way flight from Washington to Finland.
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Find flight deals from Washington to Finland

Cheapest flights from Washington to Finland
Explore the most affordable flight options available from Washington to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 3/31. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/14:00 pmSEA - HEL
1 stop18h 15mScandinavian Airlines
Mon 6/96:35 amHEL - SEA
1 stop17h 15mScandinavian Airlines
Deal found 3/31$447
This StudentUniverse deal was found by Cheapflights users on 4/1. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/291:25 pmPDX - HEL
1 stop14h 50mFinnair
Tue 5/64:00 pmHEL - PDX
1 stop17h 59mFinnair
Deal found 4/1$533
This StudentUniverse deal was found by Cheapflights users on 3/31. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/45:40 pmSEA - HEL
Nonstop9h 15mFinnair
Wed 5/144:40 pmHEL - SEA
Nonstop9h 20mFinnair
Deal found 3/31$542
This oojo deal was found by Cheapflights users on 4/1. 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 11/252:35 pmSEA - HEL
1 stop12h 25mIcelandair
Tue 12/92:00 pmHEL - SEA
1 stop13h 00mIcelandair
Deal found 4/1$558
This Delta deal was found by Cheapflights users on 4/1. 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.
Tue 4/297:00 amPDX - HEL
2 stops19h 50mDelta
Tue 5/67:15 amHEL - PDX
2 stops25h 23mDelta
Deal found 4/1$558
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Sun 5/45:40 pmSEA - HEL
Nonstop9h 15mAmerican Airlines
Wed 5/1412:35 pmHEL - SEA
1 stop22h 10mAmerican Airlines
Deal found 3/31$568
This KLM deal was found by Cheapflights users on 4/1. 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.
Tue 4/291:55 pmPDX - HEL
2 stops17h 45mKLM
Tue 5/66:25 pmHEL - PDX
1 stop26h 55mKLM
Deal found 4/1$579
This United deal was found by Cheapflights users on 4/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/253:10 pmSEA - HEL
1 stop22h 15mUnited Airlines
Tue 12/97:00 amHEL - SEA
2 stops37h 40mUnited Airlines
Deal found 4/1$592
This Air France deal was found by Cheapflights users on 3/31. 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.
Sun 5/41:30 pmSEA - HEL
1 stop23h 50mAir France
Wed 5/147:00 amHEL - SEA
1 stop14h 40mAir France
Deal found 3/31$594
This Delta deal was found by Cheapflights users on 3/31. 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.
Wed 4/910:16 amSEA - HEL
2 stops20h 24mDelta
Wed 4/237:00 amHEL - SEA
1 stop19h 00mDelta
Deal found 3/31$599
This Finnair deal was found by Cheapflights users on 3/31. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2512:30 pmPDX - HEL
1 stop16h 50mMultiple Airlines
Tue 12/94:00 pmHEL - PDX
1 stop16h 19mMultiple Airlines
Deal found 3/31$609
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Fri 11/146:50 pmSEA - HEL
1 stop18h 10mMultiple Airlines
Fri 11/2112:30 pmHEL - SEA
1 stop16h 28mMultiple Airlines
Deal found 4/1$624

Cheapflights Fare Finder

Customize your flight search to find flights from Washington 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 April 1, 2025.
Use the filters below to find and compare flights from Washington to Finland that are best for you.

Fly from

Washington

Fly to

Finland

Route

Depart

Return

Price

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Sun 6/1

4:00 pm-8:15 pm

1 stop18h 15m

Helsinki-Vantaa

Mon 6/9

6:35 am-1:50 pm

1 stop17h 15m

$447

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Tue 4/29

1:25 pm-2:15 pm

1 stop14h 50m

Helsinki-Vantaa

Tue 5/6

4:00 pm-11:59 pm

1 stop17h 59m

$533

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Sun 5/4

5:40 pm-12:55 pm

Nonstop9h 15m

Helsinki-Vantaa

Wed 5/14

4:40 pm-4:00 pm

Nonstop9h 20m

$542

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Tue 4/29

7:00 am-12:50 pm

2 stops19h 50m

Helsinki-Vantaa

Tue 5/6

7:15 am-10:38 pm

2 stops25h 23m

$558

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Sun 5/4

5:40 pm-12:55 pm

Nonstop9h 15m

Helsinki-Vantaa

Wed 5/14

12:35 pm-12:45 am

1 stop22h 10m

$568

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Tue 4/29

1:55 pm-5:40 pm

2 stops17h 45m

Helsinki-Vantaa

Tue 5/6

6:25 pm-11:20 am

1 stop26h 55m

$579

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Sun 5/4

1:30 pm-11:20 pm

1 stop23h 50m

Helsinki-Vantaa

Wed 5/14

7:00 am-11:40 am

1 stop14h 40m

$594

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 9/10

10:25 am-2:20 pm

2 stops17h 55m

Helsinki-Vantaa

Wed 11/19

12:30 pm-10:52 pm

1 stop20h 22m

$624

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 9/10

3:20 pm-2:00 pm

1 stop12h 40m

Helsinki-Vantaa

Wed 11/19

2:00 pm-5:00 pm

1 stop13h 00m

$625

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Thu 4/24

10:25 am-4:40 pm

2 stops20h 15m

Helsinki-Vantaa

Thu 5/1

7:00 am-3:57 pm

1 stop18h 57m

$649

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 41 results
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Best time to book a flight from Washington to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland from Washington 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.

Cheapflights Insights

Everything you need to know about your flight from Washington to Finland

What is the cheapest month to book a flight from State of Washington to Finland?

Currently, November is the cheapest month in which you can book a flight from State of Washington to Finland (average of $444). Flying from State of Washington to Finland in June is currently the most expensive (average of $1,123). 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 WA to FI?

Find hourly flight availability from Washington 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 April 1, 2025.

When flying from State of Washington to Finland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 April 1, 2025.
Get a feel of what it's like to fly with Delta, Alaska Airlines and KLM from Washington to Finland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,898 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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
7,898 reviews
Delta
8.0
Very good
7,898 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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.
Alaska Airlines
8.0
Very good
9,820 reviews
Delta
8.0
Very good
7,898 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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.
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,898 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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
1,267 reviews
Delta
8.0
Very good
7,898 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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
841 reviews
Delta
8.0
Very good
7,898 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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 Washington to Finland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this State of Washington to Finland flight route?

    This flight path from Washington to Finland was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from State of Washington to Finland one-way?

    $453 is the cheapest one-way deal found within the past few days, from Scandinavian Airlines. You may also be able to find cheap deals on Turkish Airlines and Alaska Airlines, with prices starting from $480 and $491, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Finland?

    Currently, November is the cheapest month in which you can book a flight from State of Washington to Finland (average of $444). Flying from State of Washington to Finland in June is currently the most expensive (average of $1,123). 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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Alternative routes for Washington to Finland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Washington to Finland

Discover the top 7 airlines that operate flights from Washington 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 April 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$482Average$911FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$549Average$962FlexibilityNo cancel feeOn-time76%
FinnairCheapest$559Average$1,079FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$569Average$1,132FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$583Average$986FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$658Average$1,177FlexibilityNo cancel feeOn-time71%
DeltaCheapest$721Average$1,239FlexibilityNo cancel feeOn-timeN/A

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