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$387+ Cheap flights from Helsinki (HEL) to Washington

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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — SEA
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Helsinki to Washington

Keep the following information in mind while searching for Helsinki to Washington flight deals. Data was last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$746
(Travelis)

One-way from

$387
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$767

Good one-way deal

$903 or less
Provider with most accurate pricing for Helsinki-Vantaa-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Helsinki-Vantaa-Seattle/Tacoma Intl flights.
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From Helsinki-Vantaa to Washington
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One-way flight from Helsinki-Vantaa to Washington
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Highest demand for flights based on searches. 14% potential increase in price ($144 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a one-way flight from Helsinki-Vantaa to Washington.
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Find flight deals from Helsinki to Washington

Cheapest flights from Helsinki to Washington
Explore the most affordable flight options available from Helsinki to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Mytrip deal was found by Cheapflights users on 4/29. 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.
Tue 5/66:50 pmHEL - SEA
2 stops35h 50mMultiple Airlines
Tue 5/133:45 pmSEA - HEL
2 stops14h 55mMultiple Airlines
Deal found 4/29$629
This Travelis deal was found by Cheapflights users on 4/29. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1212:40 pmHEL - SEA
1 stop14h 19mLufthansa
Sat 9/207:00 amSEA - HEL
2 stops18h 55mLufthansa
Deal found 4/29$746
This oojo deal was found by Cheapflights users on 4/29. 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.
Tue 10/142:25 pmHEL - SEA
2 stops16h 15mIcelandair
Tue 10/213:45 pmSEA - HEL
2 stops14h 00mIcelandair
Deal found 4/29$756
This Ticket deal was found by Cheapflights users on 4/29. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1212:35 pmHEL - SEA
1 stop38h 40mTurkish Airlines
Sat 9/2012:30 pmSEA - HEL
1 stop20h 10mTurkish Airlines
Deal found 4/29$758
This United Airlines deal was found by Cheapflights users on 4/29. 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 10/156:10 amHEL - SEA
1 stop15h 45mUnited Airlines
Tue 10/217:00 amSEA - HEL
2 stops18h 55mUnited Airlines
Deal found 4/29$761
This Air Canada deal was found by Cheapflights users on 4/29. 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.
Fri 9/1212:40 pmHEL - SEA
2 stops40h 51mAir Canada
Sun 9/2112:10 pmSEA - HEL
2 stops38h 40mAir Canada
Deal found 4/29$769
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/266:35 amHEL - SEA
1 stop17h 15mScandinavian Airlines
Mon 6/24:00 pmSEA - HEL
1 stop18h 15mScandinavian Airlines
Deal found 4/28$792
This Delta deal was found by Cheapflights users on 4/29. 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 5/207:00 amHEL - SEA
1 stop18h 57mDelta
Tue 5/2710:25 amSEA - HEL
2 stops20h 15mDelta
Deal found 4/29$812
This KLM deal was found by Cheapflights users on 4/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/131:55 pmHEL - SEA
1 stop31h 55mKLM
Tue 10/215:40 pmSEA - HEL
1 stop33h 20mKLM
Deal found 4/29$828
This Finnair deal was found by Cheapflights users on 4/28. 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.
Mon 5/194:20 pmHEL - SEA
Nonstop9h 40mFinnair
Mon 5/265:40 pmSEA - HEL
Nonstop9h 30mFinnair
Deal found 4/28$838
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Mon 5/264:20 pmHEL - SEA
Nonstop9h 40mAmerican Airlines
Mon 6/25:40 pmSEA - HEL
Nonstop9h 30mAmerican Airlines
Deal found 4/28$874
This British Airways deal was found by Cheapflights users on 4/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/89:05 pmHEL - SEA
1 stop24h 30mBritish Airways
Wed 5/215:40 pmSEA - HEL
Nonstop9h 30mBritish Airways
Deal found 4/29$964

Cheapflights Fare Finder

Customize your flight search to find flights from Helsinki to Washington 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 April 29, 2025.
Use the filters below to find and compare flights from Helsinki to Washington that are best for you.

Fly from

Helsinki

Fly to

Washington

Route

Depart

Return

Price

HelsinkiSeattle

HEL - SEA

HELSEA

Helsinki-Vantaa

Fri 9/12

12:40 pm-4:59 pm

1 stop14h 19m

Seattle/Tacoma Intl

Sat 9/20

7:00 am-11:55 am

2 stops18h 55m

$746

HelsinkiSeattle

HEL - SEA

HELSEA

Helsinki-Vantaa

Tue 10/14

2:25 pm-8:40 pm

2 stops16h 15m

Seattle/Tacoma Intl

Tue 10/21

3:45 pm-3:45 pm

2 stops14h 00m

$756

HelsinkiSeattle

HEL - SEA

HELSEA

Helsinki-Vantaa

Fri 9/12

12:35 pm-5:15 pm

1 stop38h 40m

Seattle/Tacoma Intl

Sat 9/20

12:30 pm-6:40 pm

1 stop20h 10m

$758

HelsinkiSeattle

HEL - SEA

HELSEA

Helsinki-Vantaa

Wed 10/15

6:10 am-11:55 am

1 stop15h 45m

Seattle/Tacoma Intl

Tue 10/21

7:00 am-11:55 am

2 stops18h 55m

$761

HelsinkiSeattle

HEL - SEA

HELSEA

Helsinki-Vantaa

Fri 9/12

12:40 pm-7:31 pm

2 stops40h 51m

Seattle/Tacoma Intl

Sun 9/21

12:10 pm-12:50 pm

2 stops38h 40m

$769

HelsinkiSeattle

HEL - SEA

HELSEA

Helsinki-Vantaa

Mon 5/26

6:35 am-1:50 pm

1 stop17h 15m

Seattle/Tacoma Intl

Mon 6/2

4:00 pm-8:15 pm

1 stop18h 15m

$792

HelsinkiSeattle

HEL - SEA

HELSEA

Helsinki-Vantaa

Tue 5/13

5:35 am-8:40 pm

3 stops25h 05m

Seattle/Tacoma Intl

Tue 5/20

3:45 pm-12:05 am

2 stops22h 20m

$797

HelsinkiSeattle

HEL - SEA

HELSEA

Helsinki-Vantaa

Tue 5/20

7:00 am-3:57 pm

1 stop18h 57m

Seattle/Tacoma Intl

Tue 5/27

10:25 am-4:40 pm

2 stops20h 15m

$812

HelsinkiSeattle

HEL - SEA

HELSEA

Helsinki-Vantaa

Mon 10/13

1:55 pm-11:50 am

1 stop31h 55m

Seattle/Tacoma Intl

Tue 10/21

5:40 pm-1:00 pm

1 stop33h 20m

$828

HelsinkiSeattle

HEL - SEA

HELSEA

Helsinki-Vantaa

Mon 5/19

4:20 pm-4:00 pm

Nonstop9h 40m

Seattle/Tacoma Intl

Mon 5/26

5:40 pm-1:10 pm

Nonstop9h 30m

$838

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 20 results
1
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Best time to book a flight from Helsinki to Washington

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

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

Currently, January is the cheapest month in which you can book a flight from Helsinki to State of Washington (average of $238). Flying from Helsinki to State of Washington in July is currently the most expensive (average of $405). 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 HEL to WA?

Find hourly flight availability from Helsinki to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

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

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated April 29, 2025.
See what other customers who have flown with Delta, KLM and Finnair from Helsinki to Washington have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,936 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
7,936 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Turkish Airlines
7.3
Good
3,788 reviews
Delta
8.0
Very good
7,936 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

    Helsinki-Vantaa (HEL), located 10.6 mi from the city center, is the airport you fly out of when you book flights from Helsinki to Washington.

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

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $669. Users have also found prices from $852 and $934 on Finnair and Delta, respectively.

  • What are the most popular routes from Helsinki to State of Washington?

    The most popular flight routes from Helsinki to State of Washington are Helsinki-Vantaa - Seattle/Tacoma Intl, Helsinki-Vantaa - Spokane and Helsinki-Vantaa - Portland.

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

    The cheapest flight price from Helsinki to State of Washington is $885. On average you can expect to pay $925. The most popular route, (Helsinki-Vantaa - Seattle/Tacoma Intl), can usually be booked for $769.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Helsinki to State of Washington (average of $238). Flying from Helsinki to State of Washington in July is currently the most expensive (average of $405). 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 Helsinki to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Helsinki to Washington

Discover the top 3 airlines that operate flights from Helsinki to Washington. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$622Average$775FlexibilityNo cancel feeOn-time76%
FinnairCheapest$690Average$1,020FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$754Average$906FlexibilityNo cancel feeOn-time77%

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