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$349+ 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HEL
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This Ovago deal was found by Cheapflights users on 12/16. 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.
Fri 12/263:10 pmSEA - HEL
2 stops24h 10mLufthansa
Thu 1/17:35 pmHEL - SEA
1 stop27h 45mLufthansa
Deal found 12/16$1,758
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Fri 12/263:54 pmPDX - HEL
2 stops38h 36mUnited Airlines
Sat 1/36:55 amHEL - PDX
2 stops44h 36mUnited Airlines
Deal found 12/17$2,104
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Sat 12/275:00 amPDX - HEL
2 stops34h 20mUnited Airlines
Sat 1/36:55 amHEL - PDX
2 stops44h 36mUnited Airlines
Deal found 12/16$2,257
This Gurufare deal was found by Cheapflights users on 12/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2010:52 amSEA - HEL
2 stops19h 38mLufthansa
Sun 12/287:35 pmHEL - SEA
2 stops26h 35mLufthansa
Deal found 12/16$2,347
This Delta deal was found by Cheapflights users on 12/16. 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.
Fri 12/261:25 pmPDX - HEL
1 stop13h 45mDelta
Sat 1/37:00 amHEL - PDX
2 stops24h 59mDelta
Deal found 12/16$2,500
This Arangrant deal was found by Cheapflights users on 12/17. 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 Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:35 pmSEA - HEL
1 stop12h 20mIcelandair
Tue 12/301:55 pmHEL - SEA
1 stop13h 05mIcelandair
Deal found 12/17$3,106
This Finnair deal was found by Cheapflights users on 12/17. 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.
Sat 12/277:00 amPDX - HEL
1 stop17h 45mMultiple Airlines
Sat 1/37:40 amHEL - PDX
2 stops24h 19mMultiple Airlines
Deal found 12/17$3,111
This Ovago deal was found by Cheapflights users on 12/16. 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.
Fri 12/267:00 amPDX - HEL
1 stop17h 45mFinnair
Sat 1/312:30 pmHEL - PDX
1 stop19h 29mFinnair
Deal found 12/16$3,318
This Ovago deal was found by Cheapflights users on 12/17. 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.
Fri 12/267:00 amPDX - HEL
1 stop17h 45mMultiple Airlines
Sat 1/312:30 pmHEL - PDX
1 stop19h 29mMultiple Airlines
Deal found 12/17$3,321
This Gurufare deal was found by Cheapflights users on 12/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:20 amPDX - RVN
2 stops32h 35mFinnair
Fri 1/25:20 pmRVN - PDX
2 stops38h 39mFinnair
Deal found 12/16$3,563
This American Airlines deal was found by Cheapflights users on 12/18. 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.
Thu 12/257:00 amPDX - RVN
2 stops23h 35mMultiple Airlines
Fri 1/25:20 amRVN - PDX
3 stops20h 35mMultiple Airlines
Deal found 12/18$4,611

Find flight deals from Washington to Finland

Keep the following information in mind while searching for Washington to Finland flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$365
(oojo)

One-way from

$349
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$627

Good round-trip deal

$571 or less

Good one-way deal

$544 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Helsinki-Vantaa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Helsinki-Vantaa flights.
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From Washington to Finland
Search Deals
One-way flight from Washington to Finland
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($185 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Washington to Finland.
Search Deals
Price to beat on a one-way flight from Washington to Finland.
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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 December 18, 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

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

11:59 pm-10:45 am

1 stop24h 46m

Helsinki-Vantaa

Tue 5/12

12:35 pm-10:45 pm

1 stop20h 10m

$483

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 2/28

5:44 am-10:45 am

1 stop19h 01m

Helsinki-Vantaa

Sat 3/14

12:45 pm-11:44 pm

1 stop19h 59m

$483

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Mon 4/6

11:46 am-2:15 pm

1 stop16h 29m

Helsinki-Vantaa

Tue 4/21

12:35 pm-6:39 pm

1 stop16h 04m

$483

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Tue 2/17

6:43 am-10:45 am

1 stop18h 02m

Helsinki-Vantaa

Wed 2/25

12:30 pm-9:45 pm

1 stop19h 15m

$483

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Tue 2/17

7:00 am-10:45 am

2 stops17h 45m

Helsinki-Vantaa

Wed 2/25

12:30 pm-10:00 pm

2 stops19h 30m

$488

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Mon 4/6

5:40 am-10:45 am

1 stop19h 05m

Helsinki-Vantaa

Tue 4/21

12:35 pm-10:31 pm

2 stops19h 56m

$488

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 1/31

7:00 am-5:25 pm

2 stops24h 25m

Helsinki-Vantaa

Sat 2/7

7:00 am-6:50 pm

2 stops21h 50m

$503

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 3/14

11:59 pm-1:20 am

2 stops40h 21m

Helsinki-Vantaa

Sun 3/22

6:50 am-8:40 pm

2 stops46h 50m

$522

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Thu 1/22

11:30 am-3:25 pm

2 stops17h 55m

Helsinki-Vantaa

Thu 2/12

11:20 am-11:25 pm

2 stops22h 05m

$643

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Thu 1/22

11:30 am-3:25 pm

2 stops17h 55m

Helsinki-Vantaa

Mon 2/9

11:20 am-10:13 pm

2 stops20h 53m

$643

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 40 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, October is the cheapest month in which you can book a flight from State of Washington to Finland (average of $322). Flying from State of Washington to Finland in July is currently the most expensive (average of $699). 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 December 18, 2025.

One of the essential ways to save on airfare from State of Washington to Finland is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 26% on airfare.

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 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from State of Washington to Finland?

    A quick flight from State of Washington to Finland can take about 17h 55m. American Airlines provides one of the quickest options available for as low as $643. The distance between State of Washington and Finland is about 4764 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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, October is the cheapest month in which you can book a flight from State of Washington to Finland (average of $322). Flying from State of Washington to Finland in July is currently the most expensive (average of $699). 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 6 airlines flying from Washington to Finland

Discover the top 6 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$322Average$547FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$424Average$799FlexibilityNo cancel feeOn-time76%
KLMCheapest$536Average$910FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$601Average$1,093FlexibilityNo cancel feeOn-time71%
FinnairCheapest$657Average$981FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$725Average$989FlexibilityNo cancel feeOn-time70%

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