What is the cheapest airline that flies from Washington, D.C. to Finland?

Icelandair, British Airways, and Delta are the most popular carriers operating from Washington, D.C. to Finland

What airlines fly to Finland?

Icelandair, Scandinavian Airlines and Lufthansa are the top three most popular airlines that fly to Finland from Washington, D.C. according to our data. Icelandair is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Finland. Keep in mind that there are 4 different airlines that fly to Finland on a routine basis, so you have a few additional options to choose from.

How long is the flight from Washington, D.C. to Finland?

Average flight duration from Washington, D.C. to Finland depends on which airport you fly into and out of. Flying from Baltimore to Helsinki is 10h 20m on average, while flying from Washington, D.C. to Helsinki is 12h 12m on average. Helsinki is the most popular airport in Finland.

When did momondo last update prices for flights from Washington, D.C. to Finland?

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

How many operators does momondo search for flights from Washington, D.C. to Finland?

There are 4 operators available for flights from Washington, D.C. to Finland as of August 2026.

How old do you have to be to fly from Washington, D.C. 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, D.C. to Finland.

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

The travel and health documents you'll need for your trip to Finland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Finland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$261 Cheap Flights from Washington, D.C. to Finland in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to Finland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:20 pm - 1:30 amIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

22h 10m1 stop Kastrup Copenhagen

9:05 pm - 5:00 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

26h 55m1 stop Kastrup Copenhagen

$359Scandinavian Airlines

Mon, Sep 7 - Wed, Sep 23

8:20 pm - 1:30 amIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

22h 10m1 stop Kastrup Copenhagen

6:10 am - 5:00 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

17h 50m1 stop Kastrup Copenhagen

$365Scandinavian Airlines

Mon, Sep 21 - Wed, Oct 7

7:40 pm - 1:00 pmBWI Baltimore/Washington-HEL Helsinki-Vantaa

10h 20m1 stop Reykjavik Keflavik Intl

2:00 pm - 6:40 pmHEL Helsinki-Vantaa-BWI Baltimore/Washington

11h 40m1 stop Reykjavik Keflavik Intl

$457Icelandair

Fri, Dec 4 - Sat, Dec 12

7:40 pm - 1:00 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

10h 20m1 stop Reykjavik Keflavik Intl

2:00 pm - 6:30 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

11h 30m1 stop Reykjavik Keflavik Intl

$457Icelandair

Fri, Dec 4 - Sat, Dec 12

8:20 pm - 9:20 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

18h 00m2 stops Kastrup Copenhagen Stockholm Arlanda

3:40 pm - 5:00 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

32h 20m3 stops Riga Intl Stockholm Arlanda Kastrup Copenhagen

$576Multiple Airlines

Mon, Sep 21 - Wed, Oct 7

12:35 pm - 10:25 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

26h 50m3 stops New York John F Kennedy Intl Kastrup Copenhagen Stockholm Arlanda

6:00 pm - 5:15 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

30h 15m2 stops Stockholm Arlanda Kastrup Copenhagen

$637Multiple Airlines

Tue, Nov 10 - Sun, Nov 15

10:55 pm - 6:45 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

12h 50m1 stop Munich Franz Josef Strauss

7:30 pm - 8:05 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

31h 35m1 stop Munich Franz Josef Strauss

$707Lufthansa

Wed, Nov 25 - Mon, Nov 30

10:55 pm - 6:45 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

12h 50m1 stop Munich Franz Josef Strauss

7:00 am - 3:55 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

15h 55m1 stop Frankfurt am Main

$709Lufthansa

Sun, Jan 3 - Tue, Jan 12

10:55 pm - 6:45 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

12h 50m1 stop Munich Franz Josef Strauss

12:35 pm - 11:25 amHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

29h 50m2 stops Munich Franz Josef Strauss Boston Logan Intl

$715United Airlines

Mon, Jan 4 - Tue, Jan 12

10:55 pm - 6:45 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

12h 50m1 stop Munich Franz Josef Strauss

12:35 pm - 7:34 amHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

25h 59m2 stops Munich Franz Josef Strauss Boston Logan Intl

$715United Airlines

Mon, Jan 4 - Fri, Jan 15

Cheap last minute flights

Enter your travel dates to find the best prices.

8:20 pm - 1:30 amIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

22h 10m1 stop Kastrup Copenhagen

11:15 am - 5:00 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

12h 45m1 stop Kastrup Copenhagen

$866Scandinavian Airlines

Mon, Aug 10 - Mon, Aug 17

8:20 pm - 3:20 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

12h 00m1 stop Kastrup Copenhagen

6:10 am - 5:00 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

17h 50m1 stop Kastrup Copenhagen

$940Scandinavian Airlines

Mon, Aug 10 - Thu, Aug 13

8:20 pm - 1:30 amIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

22h 10m1 stop Kastrup Copenhagen

6:10 am - 5:00 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

17h 50m1 stop Kastrup Copenhagen

$940Scandinavian Airlines

Sun, Aug 9 - Thu, Aug 13

10:20 pm - 1:35 amIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

20h 15m1 stop Munich Franz Josef Strauss

7:40 pm - 7:25 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

30h 45m1 stop Munich Franz Josef Strauss

$1,007Lufthansa

Sun, Aug 9 - Sun, Aug 16

5:00 pm - 2:00 pmDCA Washington, D.C. Reagan-National-HEL Helsinki-Vantaa

38h 00m2 stops Boston Logan Intl Reykjavik Keflavik Intl

11:30 pm - 7:58 amHEL Helsinki-Vantaa-DCA Washington, D.C. Reagan-National

39h 28m2 stops Reykjavik Keflavik Intl Boston Logan Intl

$1,084Icelandair

Mon, Aug 10 - Mon, Aug 17

6:27 pm - 4:40 pmBWI Baltimore/Washington-HEL Helsinki-Vantaa

15h 13m2 stops Boston Logan Intl Paris Charles de Gaulle

7:00 am - 11:13 pmHEL Helsinki-Vantaa-BWI Baltimore/Washington

23h 13m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,091Delta

Mon, Aug 10 - Mon, Aug 17

10:20 pm - 6:55 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

13h 35m1 stop Munich Franz Josef Strauss

7:40 pm - 7:25 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

30h 45m1 stop Munich Franz Josef Strauss

$1,127Lufthansa

Sat, Aug 8 - Sun, Aug 16

11:00 am - 10:45 pmDCA Washington, D.C. Reagan-National-HEL Helsinki-Vantaa

28h 45m2 stops Boston Logan Intl Frankfurt am Main

7:40 am - 7:05 pmHEL Helsinki-Vantaa-DCA Washington, D.C. Reagan-National

18h 25m2 stops Frankfurt am Main Boston Logan Intl

$1,136Multiple Airlines

Mon, Aug 10 - Thu, Aug 13

8:30 pm - 2:00 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

10h 30m1 stop Reykjavik Keflavik Intl

11:40 am - 7:20 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

14h 40m2 stops Oslo Gardermoen Reykjavik Keflavik Intl

$1,278Icelandair

Tue, Aug 11 - Thu, Aug 13

10:20 pm - 1:35 amIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

20h 15m1 stop Munich Franz Josef Strauss

6:00 am - 7:25 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

20h 25m1 stop Munich Franz Josef Strauss

$1,418Lufthansa

Sun, Aug 9 - Thu, Aug 13

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Scandinavian Airlines flights from Washington, D.C. to Finland

Our best Scandinavian Airlines deals on Washington, D.C. to Finland flight tickets

Scandinavian Airlines

Sep 7

IAD8:20 pmWashington, D.C. Dulles Intl

22h 10m

1 stop

HEL1:30 amHelsinki-Vantaa

Sep 23

HEL9:05 pmHelsinki-Vantaa

26h 55m

1 stop

IAD5:00 pmWashington, D.C. Dulles Intl

$359

Scandinavian Airlines

Sep 21

IAD8:20 pmWashington, D.C. Dulles Intl

22h 10m

1 stop

HEL1:30 amHelsinki-Vantaa

Oct 7

HEL6:10 amHelsinki-Vantaa

17h 50m

1 stop

IAD5:00 pmWashington, D.C. Dulles Intl

$365

Scandinavian Airlines

Sep 21

IAD8:20 pmWashington, D.C. Dulles Intl

22h 10m

1 stop

HEL1:30 amHelsinki-Vantaa

Oct 7

HEL7:15 amHelsinki-Vantaa

16h 45m

2 stops

IAD5:00 pmWashington, D.C. Dulles Intl

$370

Icelandair flights from Washington, D.C. to Finland

Our best Icelandair deals on Washington, D.C. to Finland flight tickets

Icelandair

Dec 4

BWI7:40 pmBaltimore/Washington

10h 20m

1 stop

HEL1:00 pmHelsinki-Vantaa

Dec 12

HEL2:00 pmHelsinki-Vantaa

11h 40m

1 stop

BWI6:40 pmBaltimore/Washington

$457

Icelandair

Dec 4

BWI7:40 pmBaltimore/Washington

10h 20m

1 stop

HEL1:00 pmHelsinki-Vantaa

Dec 12

HEL2:00 pmHelsinki-Vantaa

11h 40m

1 stop

BWI6:40 pmBaltimore/Washington

$459

Icelandair

Jan 16

IAD7:40 pmWashington, D.C. Dulles Intl

10h 20m

1 stop

HEL1:00 pmHelsinki-Vantaa

Jan 24

HEL2:00 pmHelsinki-Vantaa

11h 30m

1 stop

IAD6:30 pmWashington, D.C. Dulles Intl

$462

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Helsinki

IAD Washington, D.C. Dulles Intl - HEL Helsinki-Vantaa

IADHEL

Washington, D.C. Dulles Intl

Mon 9/7

8:20 pm-1:30 am

1 stop22h 10m

Helsinki-Vantaa

Wed 9/23

9:05 pm-5:00 pm

1 stop26h 55m

$359

Washington, D.C.Helsinki

IAD Washington, D.C. Dulles Intl - HEL Helsinki-Vantaa

IADHEL

Washington, D.C. Dulles Intl

Mon 9/21

8:20 pm-1:30 am

1 stop22h 10m

Helsinki-Vantaa

Wed 10/7

6:10 am-5:00 pm

1 stop17h 50m

$365

BaltimoreHelsinki

BWI Baltimore/Washington - HEL Helsinki-Vantaa

BWIHEL

Baltimore/Washington

Fri 12/4

7:40 pm-1:00 pm

1 stop10h 20m

Helsinki-Vantaa

Sat 12/12

2:00 pm-6:40 pm

1 stop11h 40m

$457

Quickest round-trip

Washington, D.C.Helsinki

IAD Washington, D.C. Dulles Intl - HEL Helsinki-Vantaa

IADHEL

Washington, D.C. Dulles Intl

Fri 12/4

7:40 pm-1:00 pm

1 stop10h 20m

Helsinki-Vantaa

Sat 12/12

2:00 pm-6:30 pm

1 stop11h 30m

$457

Washington, D.C.Helsinki

IAD Washington, D.C. Dulles Intl - HEL Helsinki-Vantaa

IADHEL

Washington, D.C. Dulles Intl

Mon 9/21

8:20 pm-9:20 pm

2 stops18h 00m

Helsinki-Vantaa

Wed 10/7

3:40 pm-5:00 pm

3 stops32h 20m

$576

Washington, D.C.Helsinki

IAD Washington, D.C. Dulles Intl - HEL Helsinki-Vantaa

IADHEL

Washington, D.C. Dulles Intl

Tue 11/10

12:35 pm-10:25 pm

3 stops26h 50m

Helsinki-Vantaa

Sun 11/15

6:00 pm-5:15 pm

2 stops30h 15m

$637

Washington, D.C.Helsinki

IAD Washington, D.C. Dulles Intl - HEL Helsinki-Vantaa

IADHEL

Washington, D.C. Dulles Intl

Wed 11/25

10:55 pm-6:45 pm

1 stop12h 50m

Helsinki-Vantaa

Mon 11/30

7:30 pm-8:05 pm

1 stop31h 35m

$707

Washington, D.C.Helsinki

IAD Washington, D.C. Dulles Intl - HEL Helsinki-Vantaa

IADHEL

Washington, D.C. Dulles Intl

Sun 1/3

10:55 pm-6:45 pm

1 stop12h 50m

Helsinki-Vantaa

Tue 1/12

7:00 am-3:55 pm

1 stop15h 55m

$709

Washington, D.C.Helsinki

IAD Washington, D.C. Dulles Intl - HEL Helsinki-Vantaa

IADHEL

Washington, D.C. Dulles Intl

Mon 1/4

10:55 pm-6:45 pm

1 stop12h 50m

Helsinki-Vantaa

Tue 1/12

12:35 pm-11:25 am

2 stops29h 50m

$715

Washington, D.C.Helsinki

IAD Washington, D.C. Dulles Intl - HEL Helsinki-Vantaa

IADHEL

Washington, D.C. Dulles Intl

Mon 1/4

10:55 pm-6:45 pm

1 stop12h 50m

Helsinki-Vantaa

Fri 1/15

12:35 pm-7:34 am

2 stops25h 59m

$715

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. 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

Prices

Airlines

Other information

What is the cheapest month to fly to Finland?

If you don’t want to visit Finland in March, then you should wait until January to fly from Washington, D.C., when ticket prices are also cheap, with an average price of $495.

How far in advance should I book a flight from Washington, D.C. to Finland?

You are more likely to see cheaper flights to Finland from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Finland for around $681 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Finland from Washington, D.C. for as low as $430 on momondo.

Can stopping save me money on Washington, D.C. to Finland flights?

You could potentially save up to 13% on your flight if you consider stops on a Washington, D.C. to Finland flight.

Cheap Washington, D.C. to Finland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Finland

Fastest flight time	10h 20m
Direct flights	None

The fastest flight from Washington, D.C. to Finland takes 10h 20m

There are no direct flights from Washington, D.C. to Finland. There are no popular flight routes from Washington, D.C. to Finland.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Finland

When did momondo last update prices for flights from Washington, D.C. to Finland?
Prices for flights from Washington, D.C. to Finland are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. to Finland?
There are 4 operators available for flights from Washington, D.C. to Finland as of August 2026.
How old do you have to be to fly from Washington, D.C. 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, D.C. to Finland.
What documentation or ID do you need to fly to Finland?
The travel and health documents you'll need for your trip to Finland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Finland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. to Finland

Compare and see reviews for airlines that fly from Washington, D.C. to Finland with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $355	Free Cancellation	Rating 6.9 723 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $406	Free Cancellation	Rating 7.4 1,929 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $462	Free Cancellation	Rating 7.4 10,085 reviews	Search United Airlines flights
Lufthansa	PriceFrom $493	Free Cancellation	Rating 6.8 8,177 reviews	Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Finland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Finland for you.

Can I find flights from Washington, D.C. to Finland with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Finland flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Finland?

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

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

Of course. momondo tracks the price of Washington, D.C. to Finland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.