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Cheap flights from Washington to Finland from $231

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 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
2:35 pm - 12:55 pm
SEA
-
HEL
12h 20m
1 stop
Icelandair Logo
1:55 pm - 6:00 pm
HEL
-
SEA
13h 05m
1 stop
$367Icelandair
Mon, Mar 2 - Mon, Mar 9
Icelandair Logo
2:35 pm - 12:55 pm
SEA
-
HEL
12h 20m
1 stop
Icelandair Logo
3:00 pm - 5:55 pm
HEL
-
SEA
12h 55m
1 stop
$375Icelandair
Fri, Feb 27 - Tue, May 12
American Airlines Logo
11:40 pm - 10:45 am
PDX
-
HEL
25h 05m
1 stop
American Airlines Logo
12:35 pm - 9:38 pm
HEL
-
PDX
19h 03m
1 stop
$484American Airlines
Sat, May 2 - Wed, May 13
American Airlines Logo
11:40 pm - 10:45 am
PDX
-
HEL
25h 05m
1 stop
American Airlines Logo
4:25 pm - 11:51 pm
HEL
-
PDX
17h 26m
1 stop
$485American Airlines
Sat, May 2 - Wed, May 13
Lufthansa Logo
7:30 am - 11:35 pm
PDX
-
HEL
30h 05m
2 stops
Lufthansa Logo
6:55 am - 6:48 pm
HEL
-
PDX
20h 53m
2 stops
$488Lufthansa
Fri, Mar 6 - Mon, Mar 9
Lufthansa Logo
7:15 am - 12:40 am
PDX
-
HEL
31h 25m
2 stops
Lufthansa Logo
6:35 am - 12:59 am
HEL
-
PDX
28h 24m
2 stops
$499Lufthansa
Wed, Apr 29 - Wed, May 13
United Airlines Logo
5:30 am - 4:30 pm
PDX
-
HEL
25h 00m
2 stops
United Airlines Logo
6:55 am - 11:04 pm
HEL
-
PDX
25h 09m
2 stops
$512United Airlines
Thu, Mar 5 - Mon, Mar 9
United Airlines Logo
5:30 am - 1:20 am
PDX
-
HEL
33h 50m
2 stops
United Airlines Logo
1:55 pm - 6:47 pm
HEL
-
PDX
37h 52m
2 stops
$513United Airlines
Thu, Mar 5 - Mon, Mar 9
Scandinavian Airlines Logo
7:17 am - 10:35 am
SEA
-
HEL
41h 18m
2 stops
Scandinavian Airlines Logo
11:15 am - 1:45 pm
HEL
-
SEA
12h 30m
1 stop
$524Scandinavian Airlines
Fri, May 8 - Tue, May 26
Scandinavian Airlines Logo
1:45 pm - 3:25 pm
SEA
-
HEL
16h 40m
2 stops
Scandinavian Airlines Logo
6:10 am - 10:10 pm
HEL
-
SEA
26h 00m
2 stops
$590Scandinavian Airlines
Mon, Mar 16 - Wed, Apr 1

American Airlines flights from State of Washington to Finland

Our best American Airlines deals on State of Washington to Finland flight tickets
American Airlines
May 2
PDX11:40 pmPortland
25h 05m
1 stop
HEL10:45 amHelsinki-Vantaa
May 13
HEL12:35 pmHelsinki-Vantaa
19h 03m
1 stop
PDX9:38 pmPortland
$484
American Airlines
May 2
PDX11:40 pmPortland
25h 05m
1 stop
HEL10:45 amHelsinki-Vantaa
May 13
HEL4:25 pmHelsinki-Vantaa
17h 26m
1 stop
PDX11:51 pmPortland
$485
American Airlines
Feb 28
PDX11:40 pmPortland
25h 05m
1 stop
HEL10:45 amHelsinki-Vantaa
Mar 14
HEL12:45 pmHelsinki-Vantaa
19h 59m
1 stop
PDX11:44 pmPortland
$731

Lufthansa flights from State of Washington to Finland

Our best Lufthansa deals on State of Washington to Finland flight tickets
Lufthansa
Mar 6
PDX7:30 amPortland
30h 05m
2 stops
HEL11:35 pmHelsinki-Vantaa
Mar 9
HEL6:55 amHelsinki-Vantaa
20h 53m
2 stops
PDX6:48 pmPortland
$488
Lufthansa
Apr 29
PDX7:15 amPortland
31h 25m
2 stops
HEL12:40 amHelsinki-Vantaa
May 13
HEL6:35 amHelsinki-Vantaa
28h 24m
2 stops
PDX12:59 amPortland
$499
Lufthansa
May 2
PDX3:59 pmPortland
23h 36m
2 stops
HEL1:35 amHelsinki-Vantaa
May 13
HEL6:35 amHelsinki-Vantaa
28h 24m
2 stops
PDX12:59 amPortland
$576

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 February 5, 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

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Mon 3/2

2:35 pm-12:55 pm

1 stop12h 20m

Helsinki-Vantaa

Mon 3/9

1:55 pm-6:00 pm

1 stop13h 05m

$367

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Fri 2/27

2:35 pm-12:55 pm

1 stop12h 20m

Helsinki-Vantaa

Tue 5/12

3:00 pm-5:55 pm

1 stop12h 55m

$375

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

11:40 pm-10:45 am

1 stop25h 05m

Helsinki-Vantaa

Wed 5/13

12:35 pm-9:38 pm

1 stop19h 03m

$484

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

11:40 pm-10:45 am

1 stop25h 05m

Helsinki-Vantaa

Wed 5/13

4:25 pm-11:51 pm

1 stop17h 26m

$485

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Fri 3/6

7:30 am-11:35 pm

2 stops30h 05m

Helsinki-Vantaa

Mon 3/9

6:55 am-6:48 pm

2 stops20h 53m

$488

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Wed 4/29

7:15 am-12:40 am

2 stops31h 25m

Helsinki-Vantaa

Wed 5/13

6:35 am-12:59 am

2 stops28h 24m

$499

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Thu 3/5

5:30 am-4:30 pm

2 stops25h 00m

Helsinki-Vantaa

Mon 3/9

6:55 am-11:04 pm

2 stops25h 09m

$512

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Thu 3/5

5:30 am-1:20 am

2 stops33h 50m

Helsinki-Vantaa

Mon 3/9

1:55 pm-6:47 pm

2 stops37h 52m

$513

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Fri 5/8

7:17 am-10:35 am

2 stops41h 18m

Helsinki-Vantaa

Tue 5/26

11:15 am-1:45 pm

1 stop12h 30m

$524

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Mon 3/16

1:45 pm-3:25 pm

2 stops16h 40m

Helsinki-Vantaa

Wed 4/1

6:10 am-10:10 pm

2 stops26h 00m

$590

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 October to fly from State of Washington, when ticket prices are also cheap, with an average price of $571.

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 Tuesday. Travelers who choose to depart for Finland on a Tuesday will often find tickets for as low as $845. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Finland on Saturday is $972.

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 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 $786 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 $593 on momondo.

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

There are 3 cabin classes available to choose from on 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?

No. A direct flight is the cheapest option for a flight between State of Washington to Finland.

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

Best Price Found

$365

Fastest flight time

9h 30m

Direct flights

Mon, Wed and Sat

Airports in Finland

28 airports
The best one-way flight to Finland from State of Washington in the past 72 hours is $365. The best round-trip flight deal from State of Washington to Finland found on momondo in the last 72 hours is $762.
The fastest flight from State of Washington to Finland takes 9h 30m
Direct flights go from State of Washington to Finland on Monday, Wednesday and Saturday. 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

  • 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 $322Free CancellationRating
7.3
1,677 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $424Free CancellationRating
7.1
606 reviews
Search Icelandair flights
KLMPriceFrom $536Free CancellationRating
7.7
1,449 reviews
Search KLM flights
American AirlinesPriceFrom $601Free CancellationRating
7.2
11,234 reviews
Search American Airlines flights
FinnairPriceFrom $655Free CancellationRating
7.6
1,357 reviews
Search Finnair flights
British AirwaysPriceFrom $725Free CancellationRating
6.7
7,716 reviews
Search British Airways 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

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