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Cheap flights from Washington to Helsinki from $230

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 Helsinki 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.
1 adult
0 bags

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Find the cheapest flights from Washington to Helsinki

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:25 pm - 5:25 pm
PDX
-
HEL
18h 00m1 stop
Delta Logo
2:05 pm - 11:25 am
HEL
-
PDX
31h 20m1 stop
$488Delta
Sun, Jan 18 - Sat, Jan 31
American Airlines Logo
11:59 pm - 10:45 am
PDX
-
HEL
24h 46m1 stop
American Airlines Logo
12:35 pm - 6:39 pm
HEL
-
PDX
16h 04m1 stop
$507American Airlines
Sat, May 2 - Wed, May 13
Air France Logo
11:10 am - 1:05 pm
PDX
-
HEL
15h 55m2 stops
Air France Logo
1:55 pm - 11:10 am
HEL
-
PDX
31h 15m1 stop
$541Air France
Sat, May 2 - Wed, May 13
Air France Logo
7:00 am - 1:10 pm
PDX
-
HEL
20h 10m2 stops
Air France Logo
6:20 pm - 12:25 pm
HEL
-
PDX
27h 05m1 stop
$593Air France
Sat, Feb 28 - Sat, Mar 14
United Airlines Logo
11:55 pm - 6:55 pm
PDX
-
HEL
33h 00m2 stops
United Airlines Logo
6:35 am - 10:08 pm
HEL
-
PDX
25h 33m2 stops
$595United Airlines
Sat, May 2 - Wed, May 13
Delta Logo
6:00 am - 4:25 pm
PDX
-
HEL
24h 25m2 stops
Delta Logo
7:00 am - 10:10 pm
HEL
-
PDX
24h 10m2 stops
$597Delta
Sat, Feb 28 - Sat, Mar 14
British Airways Logo
7:30 pm - 10:55 am
PDX
-
HEL
29h 25m2 stops
British Airways Logo
4:00 pm - 5:40 pm
HEL
-
PDX
35h 40m1 stop
$613British Airways
Sat, May 2 - Wed, May 13
Multiple Airlines Logo
11:59 pm - 10:45 am
PDX
-
HEL
24h 46m1 stop
Multiple Airlines Logo
12:30 pm - 9:59 pm
HEL
-
PDX
18h 29m1 stop
$616Multiple Airlines
Sat, Feb 28 - Sat, Mar 14
Scandinavian Airlines Logo
7:10 am - 10:40 am
SEA
-
HEL
17h 30m2 stops
Scandinavian Airlines Logo
11:20 am - 10:21 pm
HEL
-
SEA
21h 01m2 stops
$623Scandinavian Airlines
Tue, Mar 3 - Sun, Mar 8
United Airlines Logo
7:00 am - 6:50 pm
PDX
-
HEL
25h 50m2 stops
United Airlines Logo
7:05 am - 6:56 pm
HEL
-
PDX
21h 51m2 stops
$687United Airlines
Fri, Jan 30 - Tue, Feb 3

Icelandair flights from State of Washington to Helsinki

Our best Icelandair deals on State of Washington to Helsinki flight tickets
Icelandair
Mar 14
PDX3:45 pmPortland
12h 10m
1 stop
HEL12:55 pmHelsinki-Vantaa
Mar 22
HEL1:55 pmHelsinki-Vantaa
13h 05m
1 stop
PDX6:00 pmPortland
$365
Find similar
Icelandair
Jan 23
SEA2:35 pmSeattle/Tacoma Intl
12h 20m
1 stop
HEL12:55 pmHelsinki-Vantaa
Feb 8
HEL1:55 pmHelsinki-Vantaa
13h 05m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
$655
Find similar
Icelandair
Mar 1
SEA2:35 pmSeattle/Tacoma Intl
12h 20m
1 stop
HEL12:55 pmHelsinki-Vantaa
Mar 8
HEL1:55 pmHelsinki-Vantaa
13h 05m
1 stop
SEA6:00 pmSeattle/Tacoma Intl
$656
Find similar

Delta flights from State of Washington to Helsinki

Our best Delta deals on State of Washington to Helsinki flight tickets
Delta
Jan 18
PDX1:25 pmPortland
18h 00m
1 stop
HEL5:25 pmHelsinki-Vantaa
Jan 31
HEL2:05 pmHelsinki-Vantaa
31h 20m
1 stop
PDX11:25 amPortland
$488
Find similar
Delta
Feb 28
PDX6:00 amPortland
24h 25m
2 stops
HEL4:25 pmHelsinki-Vantaa
Mar 14
HEL7:00 amHelsinki-Vantaa
24h 10m
2 stops
PDX10:10 pmPortland
$597
Find similar
Delta
Dec 27
PDX6:50 amPortland
24h 35m
2 stops
HEL5:25 pmHelsinki-Vantaa
Jan 3
HEL7:00 amHelsinki-Vantaa
22h 21m
2 stops
PDX7:21 pmPortland
$2,880
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from State of 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, momondo users made 832,500 searches. Data last updated December 21, 2025.
Use the filters below to find and compare flights from Washington to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sun 1/18

1:25 pm-5:25 pm

1 stop18h 00m

Helsinki-Vantaa

Sat 1/31

2:05 pm-11:25 am

1 stop31h 20m

$488

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

11:59 pm-10:45 am

1 stop24h 46m

Helsinki-Vantaa

Wed 5/13

12:35 pm-6:39 pm

1 stop16h 04m

$507

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

11:10 am-1:05 pm

2 stops15h 55m

Helsinki-Vantaa

Wed 5/13

1:55 pm-11:10 am

1 stop31h 15m

$541

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 2/28

7:00 am-1:10 pm

2 stops20h 10m

Helsinki-Vantaa

Sat 3/14

6:20 pm-12:25 pm

1 stop27h 05m

$593

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

11:55 pm-6:55 pm

2 stops33h 00m

Helsinki-Vantaa

Wed 5/13

6:35 am-10:08 pm

2 stops25h 33m

$595

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 2/28

6:00 am-4:25 pm

2 stops24h 25m

Helsinki-Vantaa

Sat 3/14

7:00 am-10:10 pm

2 stops24h 10m

$597

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 5/2

7:30 pm-10:55 am

2 stops29h 25m

Helsinki-Vantaa

Wed 5/13

4:00 pm-5:40 pm

1 stop35h 40m

$613

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Sat 2/28

11:59 pm-10:45 am

1 stop24h 46m

Helsinki-Vantaa

Sat 3/14

12:30 pm-9:59 pm

1 stop18h 29m

$616

SeattleHelsinki

SEA - HEL

SEAHEL

Seattle/Tacoma Intl

Tue 3/3

7:10 am-10:40 am

2 stops17h 30m

Helsinki-Vantaa

Sun 3/8

11:20 am-10:21 pm

2 stops21h 01m

$623

PortlandHelsinki

PDX - HEL

PDXHEL

Portland

Fri 1/30

7:00 am-6:50 pm

2 stops25h 50m

Helsinki-Vantaa

Tue 2/3

7:05 am-6:56 pm

2 stops21h 51m

$687

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Helsinki from

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

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 Helsinki?

The month of January is, on average, the cheapest month to fly to Helsinki from State of Washington, with most prices found around $543. If you aren’t able to travel during the month of January, then book flights to Helsinki from State of Washington during October instead. Flights to Helsinki in October, while not as cheap as those in January, still average around $571.

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

The cheapest day to depart on your flight to Helsinki is on a Monday when prices can be found for as low as $910. This is often the case because there is less demand to fly during this day of the week. Flights from State of Washington to Helsinki on a Tuesday will generally be more expensive and average around $1,133. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Helsinki?

According to our data, the cheapest time of day to fly to Helsinki is in the morning. momondo users have found flights departing from State of Washington to Helsinki in the morning for as low as $788. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Helsinki, so prices are often more expensive at around $953 per ticket.

What is the cheapest Washington to Helsinki-Vantaa flight route?

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

How far in advance should I book a flight to Helsinki?

You are more likely to see cheaper flights to Helsinki from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around $810 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from State of Washington for as low as $597 on momondo.

What cabin class options are available on Washington to Helsinki-Vantaa flights?

There are 3 cabin classes available to choose from on Washington to Helsinki-Vantaa 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 Helsinki flights?

You could potentially save up to 29% on your flight if you consider stops on a State of Washington to Helsinki flight.

Cheap State of Washington to Helsinki flight deals and tips

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

Best Price Found

$1,097

Fastest flight time

12h 10m

Direct flights

None
The best one-way flight to Helsinki from State of Washington in the past 72 hours is $1,097. The best round-trip flight deal from State of Washington to Helsinki found on momondo in the last 72 hours is $597.
The fastest flight from State of Washington to Helsinki takes 12h 10m
There are no direct flights from State of Washington to Helsinki. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Helsinki-Vantaa Airport.
Search flight deals

  • When did momondo last update prices for flights from Washington to Helsinki-Vantaa Airport?

    Prices for flights from Washington to Helsinki-Vantaa Airport were last updated today.

  • How many operators does momondo search for flights from Washington to Helsinki-Vantaa Airport?

  • How old do you have to be to fly from Washington to Helsinki-Vantaa Airport?

    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 Helsinki-Vantaa Airport.

  • What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

    The necessary travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from State of Washington to Helsinki

Compare and see reviews for airlines that fly from State of Washington to Helsinki with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $322Free CancellationRating
7.4
1,617 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $424Free CancellationRating
7.0
592 reviews
Search Icelandair flights
KLMPriceFrom $536Free CancellationRating
7.7
1,431 reviews
Search KLM flights
American AirlinesPriceFrom $601Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
FinnairPriceFrom $657Free CancellationRating
7.6
1,339 reviews
Search Finnair flights
British AirwaysPriceFrom $725Free CancellationRating
6.7
7,602 reviews
Search British Airways flights

Traveling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Vantaa
Espoo
Lahti
Kotka

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Helsinki. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Helsinki from Washington with this policy.

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

momondo provides multiple filters to help you find the best flight to Helsinki from Washington. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Helsinki from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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