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Cheap flights from Washington to Finland from $280

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Finland departing on 8/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Washington to Finland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
3:30 pm - 2:00 pmPDX  Portland-HEL Helsinki-Vantaa
12h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
3:00 pm - 11:50 amHEL  Helsinki-Vantaa-PDX Portland
30h 50m1 stop Reykjavik Keflavik Intl
$411Icelandair
Thu, Aug 27 - Wed, Sep 9
Icelandair Logo
2:45 pm - 1:00 pmPDX  Portland-HEL Helsinki-Vantaa
12h 15m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:00 pm - 5:00 pmHEL  Helsinki-Vantaa-PDX Portland
13h 00m1 stop Reykjavik Keflavik Intl
$413Icelandair
Tue, Dec 1 - Sun, Dec 6
Scandinavian Airlines Logo
3:55 pm - 3:20 pmSEA  Seattle/Tacoma Intl-HEL Helsinki-Vantaa
13h 25m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
4:00 pm - 1:45 pmHEL  Helsinki-Vantaa-SEA Seattle/Tacoma Intl
31h 45m1 stop Kastrup Copenhagen
$545Scandinavian Airlines
Sun, Sep 20 - Thu, Sep 24
Scandinavian Airlines Logo
3:55 pm - 10:35 amSEA  Seattle/Tacoma Intl-HEL Helsinki-Vantaa
32h 40m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
6:10 am - 1:45 pmHEL  Helsinki-Vantaa-SEA Seattle/Tacoma Intl
17h 35m1 stop Kastrup Copenhagen
$545Scandinavian Airlines
Sun, Sep 20 - Fri, Sep 25
Delta Logo
6:00 am - 4:40 pmPDX  Portland-HEL Helsinki-Vantaa
24h 40m2 stops Salt Lake City Paris Charles de Gaulle
Delta Logo
6:40 am - 11:20 amHEL  Helsinki-Vantaa-PDX Portland
14h 40m1 stop Amsterdam Schiphol
$546Delta
Thu, Jan 7 - Sun, Jan 17
Delta Logo
1:00 pm - 4:40 pmPDX  Portland-HEL Helsinki-Vantaa
17h 40m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle
Delta Logo
6:40 am - 11:20 amHEL  Helsinki-Vantaa-PDX Portland
14h 40m1 stop Amsterdam Schiphol
$546Delta
Wed, Nov 4 - Wed, Nov 11
Air France Logo
1:10 pm - 4:40 pmPDX  Portland-HEL Helsinki-Vantaa
18h 30m2 stops Salt Lake City Paris Charles de Gaulle
Air France Logo
6:40 am - 12:20 pmHEL  Helsinki-Vantaa-PDX Portland
14h 40m1 stop Amsterdam Schiphol
$561Air France
Mon, Oct 26 - Sun, Nov 1
Air France Logo
1:05 pm - 1:05 pmPDX  Portland-HEL Helsinki-Vantaa
14h 00m1 stop Amsterdam Schiphol
Air France Logo
7:00 am - 11:10 amHEL  Helsinki-Vantaa-PDX Portland
14h 10m1 stop Amsterdam Schiphol
$568Air France
Tue, Aug 25 - Sat, Sep 5
Finnair Logo
7:40 am - 11:10 amPDX  Portland-HEL Helsinki-Vantaa
17h 30m1 stop Dallas/Fort Worth
Finnair Logo
12:30 pm - 10:09 pmHEL  Helsinki-Vantaa-PDX Portland
19h 39m1 stop Dallas/Fort Worth
$706Finnair
Wed, Jan 13 - Thu, Jan 21
Finnair Logo
7:38 am - 11:10 amPDX  Portland-HEL Helsinki-Vantaa
17h 32m1 stop Dallas/Fort Worth
Finnair Logo
12:30 pm - 7:11 pmHEL  Helsinki-Vantaa-PDX Portland
16h 41m1 stop Dallas/Fort Worth
$728Finnair
Mon, Dec 7 - Tue, Dec 15

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Scandinavian Airlines flights from State of Washington to Finland

Our best Scandinavian Airlines deals on State of Washington to Finland flight tickets
Scandinavian Airlines
Sep 20
SEA3:55 pmSeattle/Tacoma Intl
13h 25m
1 stop
HEL3:20 pmHelsinki-Vantaa
Sep 24
HEL4:00 pmHelsinki-Vantaa
31h 45m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
$545
Scandinavian Airlines
Sep 20
SEA3:55 pmSeattle/Tacoma Intl
23h 35m
1 stop
HEL1:30 amHelsinki-Vantaa
Sep 25
HEL7:15 amHelsinki-Vantaa
16h 30m
2 stops
SEA1:45 pmSeattle/Tacoma Intl
$552
Scandinavian Airlines
Sep 20
SEA3:55 pmSeattle/Tacoma Intl
21h 55m
2 stops
HEL11:50 pmHelsinki-Vantaa
Sep 25
HEL7:15 amHelsinki-Vantaa
16h 30m
2 stops
SEA1:45 pmSeattle/Tacoma Intl
$559

Icelandair flights from State of Washington to Finland

Our best Icelandair deals on State of Washington to Finland flight tickets
Icelandair
Aug 27
PDX3:30 pmPortland
12h 30m
1 stop
HEL2:00 pmHelsinki-Vantaa
Sep 9
HEL3:00 pmHelsinki-Vantaa
30h 50m
1 stop
PDX11:50 amPortland
$411
Icelandair
Dec 1
PDX2:45 pmPortland
12h 15m
1 stop
HEL1:00 pmHelsinki-Vantaa
Dec 6
HEL2:00 pmHelsinki-Vantaa
13h 00m
1 stop
PDX5:00 pmPortland
$413
Icelandair
Oct 12
PDX3:30 pmPortland
12h 30m
1 stop
HEL2:00 pmHelsinki-Vantaa
Oct 26
HEL2:00 pmHelsinki-Vantaa
13h 00m
1 stop
PDX6:00 pmPortland
$414

momondo Fare Finder

 
Customize your flight search to find flights from State of 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, momondo users made 832,500 searches. Data last updated August 11, 2026.
Use the filters below to find and compare flights from Washington to Finland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandHelsinki

PDX Portland - HEL Helsinki-Vantaa

PDXHEL

Portland

Thu 8/27

3:30 pm-2:00 pm

1 stop12h 30m

Helsinki-Vantaa

Wed 9/9

3:00 pm-11:50 am

1 stop30h 50m

$411
Quickest round-trip

PortlandHelsinki

PDX Portland - HEL Helsinki-Vantaa

PDXHEL

Portland

Tue 12/1

2:45 pm-1:00 pm

1 stop12h 15m

Helsinki-Vantaa

Sun 12/6

2:00 pm-5:00 pm

1 stop13h 00m

$413

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Sun 9/20

3:55 pm-3:20 pm

1 stop13h 25m

Helsinki-Vantaa

Thu 9/24

4:00 pm-1:45 pm

1 stop31h 45m

$545

SeattleHelsinki

SEA Seattle/Tacoma Intl - HEL Helsinki-Vantaa

SEAHEL

Seattle/Tacoma Intl

Sun 9/20

3:55 pm-10:35 am

1 stop32h 40m

Helsinki-Vantaa

Fri 9/25

6:10 am-1:45 pm

1 stop17h 35m

$545

PortlandHelsinki

PDX Portland - HEL Helsinki-Vantaa

PDXHEL

Portland

Thu 1/7

6:00 am-4:40 pm

2 stops24h 40m

Helsinki-Vantaa

Sun 1/17

6:40 am-11:20 am

1 stop14h 40m

$546

PortlandHelsinki

PDX Portland - HEL Helsinki-Vantaa

PDXHEL

Portland

Wed 11/4

1:00 pm-4:40 pm

2 stops17h 40m

Helsinki-Vantaa

Wed 11/11

6:40 am-11:20 am

1 stop14h 40m

$546

PortlandHelsinki

PDX Portland - HEL Helsinki-Vantaa

PDXHEL

Portland

Mon 10/26

1:10 pm-4:40 pm

2 stops18h 30m

Helsinki-Vantaa

Sun 11/1

6:40 am-12:20 pm

1 stop14h 40m

$561

PortlandHelsinki

PDX Portland - HEL Helsinki-Vantaa

PDXHEL

Portland

Tue 8/25

1:05 pm-1:05 pm

1 stop14h 00m

Helsinki-Vantaa

Sat 9/5

7:00 am-11:10 am

1 stop14h 10m

$568

PortlandHelsinki

PDX Portland - HEL Helsinki-Vantaa

PDXHEL

Portland

Wed 1/13

7:40 am-11:10 am

1 stop17h 30m

Helsinki-Vantaa

Thu 1/21

12:30 pm-10:09 pm

1 stop19h 39m

$706

PortlandHelsinki

PDX Portland - HEL Helsinki-Vantaa

PDXHEL

Portland

Mon 12/7

7:38 am-11:10 am

1 stop17h 32m

Helsinki-Vantaa

Tue 12/15

12:30 pm-7:11 pm

1 stop16h 41m

$728

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Finland from

How to get the cheapest flight ticket from State of Washington to Finland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Finland?

If you don’t want to visit Finland in January, then you should wait until December to fly from State of Washington, when ticket prices are also cheap, with an average price of $807.

What is the cheapest day to depart on your flight to Finland?

The cheapest day to depart from State of Washington to Finland is on a Wednesday. Travelers who choose to depart for Finland on a Wednesday will often find tickets for as low as $777. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Finland on Thursday is $1,458.

What is the cheapest Washington to Finland flight route?

Fly from Seattle/Tacoma Intl to Helsinki-Vantaa for the best Washington - Finland flight prices

How far in advance should I book a flight from Washington to Finland?

You are more likely to see cheaper flights to Finland from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Finland for around $905 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Finland from State of Washington for as low as $742 on momondo.

What cabin class options are available on State of Washington to Finland flights?

There are 3 cabin classes available to choose from on State of Washington to Finland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on State of Washington to Finland flights?

You could potentially save up to 22% on your flight if you consider stops on a State of Washington to Finland flight.

Cheap State of Washington to Finland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Finland

Fastest flight time

9h 30m

Direct flights

Tue, Sat and Sun

Airports in Finland

28 airports
The fastest flight from State of Washington to Finland takes 9h 30m
Direct flights go from State of Washington to Finland on Tuesday, Saturday and Sunday. There are no airlines offering direct flights.
There are 28 airports in Finland. From State of Washington there are direct flights to Helsinki-Vantaa (HEL).
Search flight deals

Frequently asked questions about flying from Washington to Finland

  • When did momondo last update prices for flights from Washington to Finland?

    Prices for flights from Washington to Finland are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington to Finland?

  • How old do you have to be to fly from Washington to Finland?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Finland.

  • What documentation or ID do you need to fly to Finland?

    The travel and health documents required for your trip to Finland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Finland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from State of Washington to Finland?

Best airlines flying from State of Washington to Finland

Compare and see reviews for airlines that fly from State of Washington to Finland with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $353Free CancellationRating
7.4
1,941 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $514Free CancellationRating
6.9
728 reviews
Search Icelandair flights
DeltaPriceFrom $526Free CancellationRating
7.8
8,506 reviews
Search Delta flights
FinnairPriceFrom $790Free CancellationRating
7.7
1,426 reviews
Search Finnair flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Finland?

It is quick and easy to find Washington to Finland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Finland that suits you.

Can I find flights from Washington to Finland with flexible booking policies on momondo?

All flight searches from Washington to Finland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington to Finland?

Once you have performed a search for Washington to Finland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington to Finland right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Finland, momondo offers a useful price alert feature which will track prices for flights to Finland from Washington and alert you when they change.

An easier way to manage your Finland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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