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$341+ 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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HEL
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find 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 November 3, 2025.

This AirNGo deal was found by Cheapflights users on 11/2. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/172:45 pmPDX - HEL
1 stop12h 10mIcelandair
Wed 12/31:55 pmHEL - PDX
1 stop13h 05mIcelandair
Deal found 11/2$357
This oojo deal was found by Cheapflights users on 11/2. 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 12/12:45 pmPDX - HEL
1 stop12h 10mIcelandair
Mon 12/81:55 pmHEL - PDX
1 stop13h 05mIcelandair
Deal found 11/2$363
This FlightHub deal was found by Cheapflights users on 11/1. 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.
Sat 11/292:45 pmPDX - HEL
1 stop12h 10mIcelandair
Fri 12/51:55 pmHEL - PDX
1 stop13h 05mIcelandair
Deal found 11/1$368
This Icelandair deal was found by Cheapflights users on 11/1. 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.
Sat 11/292:45 pmPDX - HEL
1 stop12h 10mIcelandair
Wed 12/31:55 pmHEL - PDX
1 stop13h 05mIcelandair
Deal found 11/1$390
This KAYAK deal was found by Cheapflights users on 11/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/272:45 pmPDX - HEL
1 stop12h 10mIcelandair
Wed 12/31:55 pmHEL - PDX
1 stop13h 05mIcelandair
Deal found 11/1$414
This AirNGo deal was found by Cheapflights users on 11/2. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/173:15 pmPDX - HEL
2 stops41h 35mAir Canada
Wed 12/36:55 amHEL - PDX
2 stops36h 20mAir Canada
Deal found 11/2$444
This Delta deal was found by Cheapflights users on 11/1. 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 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
Sun 12/72:05 pmHEL - PDX
1 stop31h 20mDelta
Deal found 11/1$475
This Mytrip deal was found by Cheapflights users on 11/1. 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 12/12:45 pmPDX - HEL
2 stops23h 00mMultiple Airlines
Mon 12/87:00 amHEL - PDX
2 stops20h 00mMultiple Airlines
Deal found 11/1$480
This KAYAK deal was found by Cheapflights users on 11/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:10 amSEA - HEL
2 stops32h 25mScandinavian Airlines
Fri 11/219:00 pmHEL - SEA
2 stops35h 25mScandinavian Airlines
Deal found 11/1$608
This Expedia deal was found by Cheapflights users on 11/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2711:15 amSEA - HEL
2 stops28h 20mScandinavian Airlines
Thu 12/46:15 amHEL - SEA
2 stops26h 39mScandinavian Airlines
Deal found 11/1$618
This Booking.com deal was found by Cheapflights users on 11/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/172:35 pmSEA - HEL
1 stop12h 20mIcelandair
Wed 12/31:55 pmHEL - SEA
1 stop13h 05mIcelandair
Deal found 11/1$639
This KAYAK deal was found by Cheapflights users on 11/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:20 amSEA - HEL
2 stops22h 05mScandinavian Airlines
Sat 11/156:15 amHEL - SEA
2 stops26h 10mScandinavian Airlines
Deal found 11/2$648

Cheap flight deals from Washington to Finland

Keep the following information in mind while searching for Washington to Finland flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$362
(Gotogate)

One-way from

$341
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$651

Good round-trip deal

$1,700 or less

Good one-way deal

$744 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. 20% potential increase in price ($213 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 November 3, 2025.
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

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Mon 12/1

2:45 pm-12:55 pm

1 stop12h 10m

Helsinki-Vantaa

Mon 12/8

1:55 pm-5:00 pm

1 stop13h 05m

$363

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 11/29

2:45 pm-12:55 pm

1 stop12h 10m

Helsinki-Vantaa

Wed 12/3

1:55 pm-5:00 pm

1 stop13h 05m

$390

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Thu 11/27

2:45 pm-12:55 pm

1 stop12h 10m

Helsinki-Vantaa

Sun 12/7

1:55 pm-5:00 pm

1 stop13h 05m

$414

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 12/3

11:35 am-4:25 pm

2 stops18h 50m

Helsinki-Vantaa

Sun 12/7

2:05 pm-11:25 am

1 stop31h 20m

$475

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Mon 12/1

5:30 am-4:25 pm

2 stops24h 55m

Helsinki-Vantaa

Sun 12/7

2:05 pm-11:25 am

1 stop31h 20m

$475

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 12/3

11:35 am-4:25 pm

2 stops18h 50m

Helsinki-Vantaa

Mon 12/8

2:05 pm-5:43 pm

2 stops37h 38m

$482

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sun 11/30

7:59 pm-4:25 pm

2 stops34h 26m

Helsinki-Vantaa

Mon 12/8

2:05 pm-8:52 pm

2 stops40h 47m

$482

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Mon 12/1

1:25 pm-1:10 pm

1 stop13h 45m

Helsinki-Vantaa

Mon 12/8

7:00 am-11:25 am

1 stop14h 25m

$483

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sun 11/30

1:25 pm-5:25 pm

1 stop18h 00m

Helsinki-Vantaa

Sun 12/7

2:05 pm-11:25 am

1 stop31h 20m

$483

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Mon 12/1

11:59 pm-10:45 am

1 stop24h 46m

Helsinki-Vantaa

Mon 12/8

12:30 pm-8:50 pm

2 stops18h 20m

$486

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 39 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 $323). Flying from State of Washington to Finland 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 FI?

Find hourly flight availability from Washington to Finland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

One of the essential ways to save on airfare from State of Washington to Finland is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 28% on airfare.

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 10m. Icelandair provides one of the quickest options available for as low as $363. The distance between State of Washington and Finland is about 4891 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?

    $416 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $419 and $428, 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 $323). Flying from State of Washington to Finland 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

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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 8 airlines flying from Washington to Finland

Discover the top 8 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$322Average$546FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$431Average$801FlexibilityNo cancel feeOn-time76%
DeltaCheapest$526Average$1,020FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$536Average$910FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$601Average$1,093FlexibilityNo cancel feeOn-time71%
FinnairCheapest$662Average$1,004FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$721Average$950FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$725Average$1,064FlexibilityNo cancel feeOn-time70%

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