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$322+ Cheap flights from Washington to Helsinki (HEL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HEL
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Washington to Helsinki

Keep the following information in mind while searching for Washington to Helsinki flight deals. Data was last updated August 14, 2025.

Round-trip from

$322
(Mytrip)

Popular in

July

Cheapest in

January

Average price

$905

Good round-trip deal

$848 or less

Good one-way deal

$348 or less
From Washington to Helsinki-Vantaa
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Highest demand for flights based on searches. 20% potential increase in price ($208 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Washington to Helsinki-Vantaa.
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Price to beat on a one-way flight from Washington to Helsinki-Vantaa.
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Find 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 August 14, 2025.

This Mytrip deal was found by Cheapflights users on 8/14. 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.
Sun 10/54:20 pmSEA - HEL
1 stop32h 15mScandinavian Airlines
Tue 10/214:05 pmHEL - SEA
1 stop31h 55mScandinavian Airlines
Deal found 8/14$322
This FlightHub deal was found by Cheapflights users on 8/13. 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 10/14:20 pmSEA - HEL
1 stop32h 15mScandinavian Airlines
Mon 10/69:05 pmHEL - SEA
2 stops50h 55mScandinavian Airlines
Deal found 8/13$323
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/14:20 pmSEA - HEL
1 stop32h 15mScandinavian Airlines
Tue 10/79:05 pmHEL - SEA
2 stops26h 55mScandinavian Airlines
Deal found 8/14$344
This Scandinavian Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 10/14:20 pmSEA - HEL
1 stop32h 15mScandinavian Airlines
Sat 10/119:00 pmHEL - SEA
1 stop27h 00mScandinavian Airlines
Deal found 8/14$395
This American Airlines deal was found by Cheapflights users on 8/13. 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 10/225:29 amPDX - HEL
1 stop19h 16mAmerican Airlines
Wed 10/2912:30 pmHEL - PDX
1 stop31h 26mAmerican Airlines
Deal found 8/13$473
This Finnair deal was found by Cheapflights users on 8/12. 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 10/148:45 amPDX - HEL
1 stop16h 00mMultiple Airlines
Tue 10/2112:35 pmHEL - PDX
1 stop17h 08mMultiple Airlines
Deal found 8/12$482
This Ovago deal was found by Cheapflights users on 8/14. 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.
Tue 10/147:40 amPDX - HEL
2 stops21h 35mBritish Airways
Tue 10/2112:35 pmHEL - PDX
1 stop17h 08mBritish Airways
Deal found 8/14$494
This Gurufare deal was found by Cheapflights users on 8/12. 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 9/273:20 pmPDX - HEL
1 stop12h 40mIcelandair
Wed 10/83:00 pmHEL - PDX
1 stop12h 55mIcelandair
Deal found 8/12$498
This Icelandair deal was found by Cheapflights users on 8/12. 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 10/23:20 pmPDX - HEL
1 stop12h 40mIcelandair
Wed 10/83:00 pmHEL - PDX
1 stop12h 55mIcelandair
Deal found 8/12$499
This FlightHub deal was found by Cheapflights users on 8/13. 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 9/106:15 amPDX - HEL
2 stops24h 25mAir Canada
Wed 11/196:55 amHEL - PDX
2 stops21h 35mAir Canada
Deal found 8/13$506
This Gurufare deal was found by Cheapflights users on 8/12. 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.
Tue 9/307:39 amPDX - HEL
2 stops20h 41mBritish Airways
Tue 10/712:35 pmHEL - PDX
1 stop17h 08mBritish Airways
Deal found 8/12$509
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 9/102:15 pmPDX - HEL
2 stops24h 00mUnited Airlines
Wed 11/191:55 pmHEL - PDX
2 stops30h 58mUnited Airlines
Deal found 8/14$521

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 August 14, 2025.
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

Sun 10/5

4:20 pm-10:35 am

1 stop32h 15m

Helsinki-Vantaa

Tue 10/21

4:05 pm-2:00 pm

1 stop31h 55m

$322

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 10/1

4:20 pm-10:35 am

1 stop32h 15m

Helsinki-Vantaa

Mon 10/6

9:05 pm-2:00 pm

2 stops50h 55m

$323

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 10/1

4:20 pm-10:35 am

1 stop32h 15m

Helsinki-Vantaa

Tue 10/7

9:05 pm-2:00 pm

2 stops26h 55m

$344

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Wed 10/1

4:20 pm-10:35 am

1 stop32h 15m

Helsinki-Vantaa

Thu 10/9

9:00 pm-2:00 pm

1 stop27h 00m

$395

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 10/22

5:29 am-10:45 am

1 stop19h 16m

Helsinki-Vantaa

Wed 10/29

12:30 pm-10:56 am

1 stop31h 26m

$473

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Tue 10/14

8:45 am-10:45 am

1 stop16h 00m

Helsinki-Vantaa

Tue 10/21

12:35 pm-7:43 pm

1 stop17h 08m

$482

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Tue 10/14

7:40 am-10:45 am

1 stop17h 05m

Helsinki-Vantaa

Tue 10/21

12:35 pm-7:43 pm

1 stop17h 08m

$482

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Mon 9/29

8:31 am-3:20 pm

1 stop20h 49m

Helsinki-Vantaa

Tue 10/7

12:35 pm-7:43 pm

1 stop17h 08m

$482

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Tue 10/14

7:40 am-3:15 pm

2 stops21h 35m

Helsinki-Vantaa

Tue 10/21

12:35 pm-7:43 pm

1 stop17h 08m

$494

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 9/27

3:20 pm-2:00 pm

1 stop12h 40m

Helsinki-Vantaa

Wed 10/8

3:00 pm-5:55 pm

1 stop12h 55m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 21 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, November is the cheapest month in which you can book a flight from State of Washington to Helsinki (average of $444). Flying from State of Washington to Helsinki in June is currently the most expensive (average of $1,082). 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 HEL?

Find hourly flight availability from Washington to Helsinki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

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

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.

  • What are the most reliable airlines from State of Washington to Helsinki?

    The top 3 most reliable airlines when flying from State of Washington to Helsinki are American Airlines (38%), Alaska Airlines (38%) and Finnair (38%).

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

    Looking at all options, your cheapest flight can be booked for $347. While the most popular route (Seattle/Tacoma Intl - Helsinki-Vantaa) can be booked for $323 on average our data indicates $792 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, November is the cheapest month in which you can book a flight from State of Washington to Helsinki (average of $444). Flying from State of Washington to Helsinki in June is currently the most expensive (average of $1,082). 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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Top 7 airlines flying from Washington to Helsinki

Discover the top 7 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$322Average$413FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$426Average$772FlexibilityNo cancel feeOn-time76%
FinnairCheapest$558Average$990FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$569Average$964FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$582Average$901FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$583Average$892FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$601Average$1,093FlexibilityNo cancel feeOn-time71%

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