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$368+ 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 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HEL
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$368
(FlightHub)

Popular in

July

Cheapest in

January

Average price

$571

Good round-trip deal

$666 or less

Good one-way deal

$591 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 Helsinki-Vantaa
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Highest demand for flights based on searches. 20% potential increase in price ($216 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 23, 2025.

This FlightHub deal was found by Cheapflights users on 10/22. 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.
Mon 12/12:45 pmPDX - HEL
1 stop12h 10mIcelandair
Mon 12/81:55 pmHEL - PDX
1 stop13h 05mIcelandair
Deal found 10/22$368
This Icelandair deal was found by Cheapflights users on 10/22. 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.
Sat 11/292:45 pmPDX - HEL
1 stop12h 10mIcelandair
Fri 12/51:55 pmHEL - PDX
1 stop13h 05mIcelandair
Deal found 10/22$391
This Delta deal was found by Cheapflights users on 10/21. 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 10/287:30 amPDX - HEL
2 stops23h 55mDelta
Wed 11/57:00 amHEL - PDX
1 stop14h 25mDelta
Deal found 10/21$472
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 10/273:19 pmPDX - HEL
2 stops40h 06mDelta
Thu 11/62:05 pmHEL - PDX
1 stop31h 20mDelta
Deal found 10/21$478
This Air Canada deal was found by Cheapflights users on 10/23. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/293:15 pmPDX - HEL
2 stops41h 35mAir Canada
Thu 12/116:55 amHEL - PDX
2 stops36h 20mAir Canada
Deal found 10/23$479
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 10/272:25 pmPDX - HEL
1 stop13h 45mDelta
Tue 11/42:05 pmHEL - PDX
1 stop31h 20mDelta
Deal found 10/21$481
This Delta deal was found by Cheapflights users on 10/22. 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.
Sun 11/305:30 amPDX - HEL
2 stops24h 55mDelta
Thu 12/116:30 amHEL - PDX
2 stops27h 45mDelta
Deal found 10/22$482
This Delta deal was found by Cheapflights users on 10/22. 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.
Mon 12/15:30 amPDX - HEL
2 stops24h 55mDelta
Mon 12/82:05 pmHEL - PDX
2 stops38h 09mDelta
Deal found 10/22$483
This Delta deal was found by Cheapflights users on 10/21. 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.
Sun 10/262:25 pmPDX - HEL
1 stop18h 00mDelta
Thu 11/66:30 amHEL - PDX
2 stops20h 57mDelta
Deal found 10/21$489
This Delta deal was found by Cheapflights users on 10/21. 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.
Sun 10/262:25 pmPDX - HEL
1 stop18h 00mDelta
Tue 11/46:30 amHEL - PDX
2 stops18h 08mDelta
Deal found 10/21$490
This Delta deal was found by Cheapflights users on 10/21. 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.
Sun 10/262:25 pmPDX - HEL
1 stop18h 00mDelta
Mon 11/102:05 pmHEL - PDX
2 stops35h 55mDelta
Deal found 10/21$491
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 10/287:00 amPDX - HEL
3 stops26h 50mUnited Airlines
Wed 11/51:55 pmHEL - PDX
2 stops20h 31mUnited Airlines
Deal found 10/21$494

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 October 23, 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

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 11/29

2:45 pm-12:55 pm

1 stop12h 10m

Helsinki-Vantaa

Fri 12/12

1:55 pm-5:00 pm

1 stop13h 05m

$368

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 11/29

2:45 pm-12:55 pm

1 stop12h 10m

Helsinki-Vantaa

Wed 12/10

1:55 pm-5:00 pm

1 stop13h 05m

$391

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Tue 12/2

2:45 pm-12:55 pm

1 stop12h 10m

Helsinki-Vantaa

Wed 12/10

1:55 pm-5:00 pm

1 stop13h 05m

$391

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Mon 12/1

2:45 pm-12:55 pm

1 stop12h 10m

Helsinki-Vantaa

Wed 12/10

1:55 pm-5:00 pm

1 stop13h 05m

$391

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 12/3

7:15 am-4:25 pm

2 stops23h 10m

Helsinki-Vantaa

Wed 12/10

7:00 am-11:25 am

1 stop14h 25m

$472

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sun 11/30

5:30 am-4:25 pm

2 stops24h 55m

Helsinki-Vantaa

Tue 12/9

2:05 pm-11:25 am

1 stop31h 20m

$472

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Tue 12/2

5:30 am-4:25 pm

2 stops24h 55m

Helsinki-Vantaa

Wed 12/10

7:00 am-11:25 am

1 stop14h 25m

$472

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Tue 11/25

5:30 am-4:25 pm

2 stops24h 55m

Helsinki-Vantaa

Wed 12/10

7:00 am-11:25 am

1 stop14h 25m

$472

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 12/3

7:15 am-4:25 pm

2 stops23h 10m

Helsinki-Vantaa

Tue 12/9

2:05 pm-11:25 am

1 stop31h 20m

$472

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Mon 12/1

5:30 am-4:25 pm

2 stops24h 55m

Helsinki-Vantaa

Wed 12/10

7:00 am-11:25 am

1 stop14h 25m

$472

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

Showing 1-10 of 34 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, January is the cheapest month in which you can book a flight from State of Washington to Helsinki (average of $307). Flying from State of Washington to Helsinki in June is currently the most expensive (average of $804). 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 October 23, 2025.

When flying from State of Washington to Helsinki, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 36% versus a flight in the evening.

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 $368, Icelandair can have you in Helsinki from State of Washington in 12h 10m. 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 Lufthansa, which is currently one of the cheapest options available, starting at $403. Delta flights start at $429 while deals on Icelandair start at $484 one-way.

  • 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 (20%), Alaska Airlines (20%) and Finnair (20%).

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

    Looking at all options, your cheapest flight can be booked for $499. While the most popular route (Seattle/Tacoma Intl - Helsinki-Vantaa) can be booked for $524 on average, our data indicates $746 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, January is the cheapest month in which you can book a flight from State of Washington to Helsinki (average of $307). Flying from State of Washington to Helsinki in June is currently the most expensive (average of $804). 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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$322Average$554FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$423Average$775FlexibilityNo cancel feeOn-time76%
KLMCheapest$536Average$910FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$601Average$1,093FlexibilityNo cancel feeOn-time71%
FinnairCheapest$662Average$1,006FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$721Average$880FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$725Average$1,083FlexibilityNo cancel feeOn-time70%

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