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Finland

$231+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HEL
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
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 February 3, 2026.

This oojo deal was found by Cheapflights users on 2/2. 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.
Mon 4/133:40 pm
SEA
-
HEL
1 stop12h 20m
Icelandair
Mon 4/203:00 pm
HEL
-
SEA
1 stop15h 40m
Icelandair
Deal found 2/2$367
This oojo deal was found by Cheapflights users on 2/2. 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.
Fri 2/272:35 pm
SEA
-
HEL
1 stop12h 20m
Icelandair
Tue 5/123:00 pm
HEL
-
SEA
1 stop12h 55m
Icelandair
Deal found 2/2$375
This Icelandair deal was found by Cheapflights users on 2/1. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/52:35 pm
SEA
-
HEL
1 stop12h 20m
Icelandair
Mon 3/91:55 pm
HEL
-
SEA
1 stop13h 05m
Icelandair
Deal found 2/1$394
This Trip.com deal was found by Cheapflights users on 2/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/303:55 pm
SEA
-
HEL
1 stop32h 40m
Scandinavian Airlines
Mon 9/219:05 pm
HEL
-
SEA
1 stop26h 40m
Scandinavian Airlines
Deal found 2/1$435
This Priceline deal was found by Cheapflights users on 1/31. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:40 am
PDX
-
HEL
1 stop18h 05m
Finnair
Mon 3/912:30 pm
HEL
-
PDX
1 stop18h 32m
Finnair
Deal found 1/31$485
This FlightHub deal was found by Cheapflights users on 2/2. 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.
Fri 3/67:30 am
PDX
-
HEL
2 stops30h 05m
Lufthansa
Mon 3/96:55 am
HEL
-
PDX
2 stops20h 53m
Lufthansa
Deal found 2/2$488
This American Airlines deal was found by Cheapflights users on 1/31. 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.
Tue 3/35:00 am
PDX
-
HEL
2 stops19h 45m
American Airlines
Mon 3/912:30 pm
HEL
-
PDX
2 stops20h 29m
American Airlines
Deal found 1/31$489
This United Airlines deal was found by Cheapflights users on 2/1. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/211:55 pm
PDX
-
HEL
2 stops33h 00m
United Airlines
Wed 5/136:35 am
HEL
-
PDX
2 stops28h 24m
United Airlines
Deal found 2/1$506
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Thu 3/55:30 am
PDX
-
HEL
2 stops33h 50m
United Airlines
Mon 3/91:55 pm
HEL
-
PDX
2 stops37h 52m
United Airlines
Deal found 2/2$513
This oojo deal was found by Cheapflights users on 2/1. 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.
Sun 8/303:55 pm
SEA
-
HEL
1 stop13h 25m
Scandinavian Airlines
Mon 9/79:05 pm
HEL
-
SEA
1 stop26h 40m
Scandinavian Airlines
Deal found 2/1$517
This FlightHub deal was found by Cheapflights users on 2/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:55 pm
SEA
-
HEL
1 stop32h 40m
Scandinavian Airlines
Tue 9/156:10 am
HEL
-
SEA
1 stop17h 35m
Scandinavian Airlines
Deal found 2/1$526
This Mytrip deal was found by Cheapflights users on 2/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:40 pm
SEA
-
HEL
2 stops18h 55m
Multiple Airlines
Mon 4/203:40 pm
HEL
-
SEA
2 stops15h 00m
Multiple Airlines
Deal found 2/1$546

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$367
(oojo)

One-way from

$231
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$682

Good round-trip deal

$762 or less

Good one-way deal

$365 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.
Search Deals
From Washington to Finland
Search Deals
One-way flight from Washington to Finland
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($190 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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.
Search Deals

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 February 3, 2026.
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

Thu 3/5

2:35 pm-12:55 pm

1 stop12h 20m

Helsinki-Vantaa

Mon 3/9

1:55 pm-6:00 pm

1 stop13h 05m

$394

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

11:40 pm-10:45 am

1 stop25h 05m

Helsinki-Vantaa

Wed 5/13

12:35 pm-9:38 pm

1 stop19h 03m

$485

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Fri 3/6

7:30 am-11:35 pm

2 stops30h 05m

Helsinki-Vantaa

Mon 3/9

6:55 am-6:48 pm

2 stops20h 53m

$488

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

11:55 pm-6:55 pm

2 stops33h 00m

Helsinki-Vantaa

Wed 5/13

6:35 am-12:59 am

2 stops28h 24m

$506

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 4/29

7:15 am-5:10 pm

2 stops23h 55m

Helsinki-Vantaa

Wed 5/13

6:35 am-12:59 am

2 stops28h 24m

$513

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Thu 3/5

7:30 am-1:20 am

2 stops31h 50m

Helsinki-Vantaa

Mon 3/9

1:55 pm-12:33 pm

2 stops31h 38m

$513

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Fri 2/27

2:35 pm-12:55 pm

1 stop12h 20m

Helsinki-Vantaa

Tue 5/12

11:40 am-8:40 pm

2 stops19h 00m

$560

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 2/25

2:35 pm-12:55 pm

1 stop12h 20m

Helsinki-Vantaa

Tue 3/10

8:55 pm-6:00 pm

2 stops30h 05m

$562

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 4/29

10:45 am-1:05 pm

2 stops16h 20m

Helsinki-Vantaa

Wed 5/13

1:55 pm-11:10 am

1 stop31h 15m

$569

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Fri 3/6

5:45 pm-11:15 pm

2 stops19h 30m

Helsinki-Vantaa

Mon 3/9

12:30 pm-11:09 pm

1 stop19h 39m

$619

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 30 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 $701). 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.

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 12h 20m. Icelandair provides one of the quickest options available for as low as $394. 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.

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

    $307 is the cheapest one-way deal found within the past few days, from Finnair. You may also be able to find cheap deals on Icelandair and American Airlines, with prices starting from $446 and $490, 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, 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 $701). 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$322Average$546FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$424Average$768FlexibilityNo cancel feeOn-time76%
KLMCheapest$536Average$910FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$601Average$1,063FlexibilityNo cancel feeOn-time71%
FinnairCheapest$655Average$939FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$725Average$1,064FlexibilityNo cancel feeOn-time70%

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