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$231+ Cheap flights from Washington to Helsinki (HEL)

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 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Cheap flight deals from Washington to Helsinki

Cheapest flights from Washington to Helsinki
Explore the most affordable flight options available from Washington to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

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.
Mon 3/22:35 pm
SEA
-
HEL
1 stop12h 20m
Icelandair
Mon 3/91:55 pm
HEL
-
SEA
1 stop13h 05m
Icelandair
Deal found 2/1$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 2/4. 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 stop13h 25m
Scandinavian Airlines
Mon 9/219:05 pm
HEL
-
SEA
1 stop26h 40m
Scandinavian Airlines
Deal found 2/4$434
This American Airlines deal was found by Cheapflights users on 2/4. 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.
Sat 5/211:40 pm
PDX
-
HEL
1 stop25h 05m
American Airlines
Wed 5/1312:35 pm
HEL
-
PDX
1 stop20h 14m
American Airlines
Deal found 2/4$484
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 FlightHub deal was found by Cheapflights users on 2/4. 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.
Wed 4/297:15 am
PDX
-
HEL
2 stops31h 25m
Lufthansa
Wed 5/136:35 am
HEL
-
PDX
2 stops28h 24m
Lufthansa
Deal found 2/4$499
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 2/4. 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 2/4$516

Find flight deals from Washington to Helsinki

Keep the following information in mind while searching for Washington to Helsinki flight deals. Data was last updated February 5, 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 Helsinki-Vantaa
Search Deals
One-way flight from Washington to Helsinki-Vantaa
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 Helsinki-Vantaa.
Search Deals
Price to beat on a one-way flight from Washington to Helsinki-Vantaa.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Helsinki 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 5, 2026.
Use the filters below to find and compare flights from Washington to Helsinki that are best for you.

Fly from

Washington

Fly to

Helsinki

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

Tue 3/3

6:40 am-10:45 am

1 stop18h 05m

Helsinki-Vantaa

Mon 3/9

12:30 pm-10:02 pm

1 stop18h 32m

$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

Wed 4/29

7:15 am-12:40 am

2 stops31h 25m

Helsinki-Vantaa

Wed 5/13

6:35 am-12:59 am

2 stops28h 24m

$499

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

Wed 5/6

3:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Wed 5/20

3:00 pm-5:55 pm

1 stop12h 55m

$604

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

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 3/14

7:49 pm-11:35 pm

2 stops18h 46m

Helsinki-Vantaa

Sun 3/22

7:35 pm-12:35 am

2 stops38h 00m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 36 results
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Best time to book a flight from Washington to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki 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 Helsinki

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

Currently, October is the cheapest month in which you can book a flight from State of Washington to Helsinki (average of $322). Flying from State of Washington to Helsinki 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.

How much does it cost to fly round-trip from State of Washington to Helsinki?

Related info for your journey

Find useful and relevant information for your journey from Washington to Helsinki. 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 into for flights to Helsinki from Washington?

    For a flight from Washington to Helsinki, you will be flying into Helsinki-Vantaa. Helsinki-Vantaa (HEL) is just 10.6 mi from the center of the city.

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

    Flights from Washington to Helsinki-Vantaa have been viewed 1 times in the past calendar month.

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

    For as low as $485, Finnair can have you in Helsinki from State of Washington in 18h 05m. There are 4891 mi between State of Washington and Helsinki. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    To fly one-way, consider booking your trip with Finnair, which is currently one of the cheapest options available, starting at $307. Icelandair flights start at $446 while deals on American Airlines start at $490 one-way.

  • What are the cheapest flights from State of Washington to Helsinki?

    Looking at all options, your cheapest flight can be booked for $299. While the most popular route (Seattle/Tacoma Intl - Helsinki-Vantaa) can be booked for $434 on average, our data indicates $641 when flying from State of Washington to Helsinki.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Helsinki 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 Helsinki?

    Currently, October is the cheapest month in which you can book a flight from State of Washington to Helsinki (average of $322). Flying from State of Washington to Helsinki 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

Traveling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Vantaa
Lahti

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Alternative routes for Washington to Helsinki

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Top 6 airlines flying from Washington to Helsinki

Discover the top 6 airlines that operate flights from Washington to Helsinki. 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 5, 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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