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

British Airways, Icelandair, and Scandinavian Airlines 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 66% 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 57m 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 November 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.

$262 Cheap Flights from Washington, D.C. to Finland in 2026/27

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.

8:10 pm - 11:50 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

20h 40m2 stops Kastrup Copenhagen Stockholm Arlanda

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

17h 50m1 stop Kastrup Copenhagen

$371Scandinavian Airlines

Tue, Apr 20 - Tue, Apr 27

8:30 pm - 1:35 amIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

22h 05m1 stop Kastrup Copenhagen

9:00 pm - 3:15 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

25h 15m2 stops Stockholm Arlanda Kastrup Copenhagen

$371Scandinavian Airlines

Thu, Jan 21 - Tue, Jan 26

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

$564Icelandair

Tue, Feb 23 - Wed, Mar 3

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

10h 30m1 stop Reykjavik Keflavik Intl

3:00 pm - 7:20 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

11h 20m1 stop Reykjavik Keflavik Intl

$564Icelandair

Wed, Apr 14 - Tue, Apr 20

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

28h 50m3 stops Kastrup Copenhagen Stockholm Arlanda Riga Intl

9:00 pm - 3:15 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

25h 15m2 stops Stockholm Arlanda Kastrup Copenhagen

$593Multiple Airlines

Thu, Jan 21 - Tue, Jan 26

2:59 pm - 2:30 pmDCA Washington, D.C. Reagan-National-HEL Helsinki-Vantaa

16h 31m1 stop Toronto Pearson Intl

4:50 pm - 12:54 pmHEL Helsinki-Vantaa-DCA Washington, D.C. Reagan-National

27h 04m1 stop Toronto Pearson Intl

$626British Airways

Sat, Apr 10 - Wed, Apr 28

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

20h 15m1 stop Munich Franz Josef Strauss

6:55 am - 3:55 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

16h 00m1 stop Frankfurt am Main

$697Lufthansa

Wed, Mar 31 - Wed, Apr 7

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

13h 35m1 stop Munich Franz Josef Strauss

6:55 am - 3:55 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

16h 00m1 stop Frankfurt am Main

$697Lufthansa

Mon, Apr 12 - Fri, Apr 16

11:55 pm - 6:45 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

12h 50m1 stop Munich Franz Josef Strauss

12:35 pm - 9:05 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

14h 30m1 stop Munich Franz Josef Strauss

$719United Airlines

Wed, Mar 17 - Tue, Mar 23

11:55 pm - 6:45 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

12h 50m1 stop Munich Franz Josef Strauss

12:35 pm - 11:00 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

16h 25m2 stops Munich Franz Josef Strauss Newark

$729United Airlines

Wed, Mar 17 - Tue, Mar 23

Cheap last minute flights

Enter your travel dates to find the best prices.

8:30 pm - 1:35 amIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

22h 05m1 stop Kastrup Copenhagen

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

18h 00m1 stop Kastrup Copenhagen

$582Scandinavian Airlines

Wed, Nov 11 - Wed, Nov 18

8:30 pm - 1:35 amIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

22h 05m1 stop Kastrup Copenhagen

7:00 am - 5:15 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

17h 15m2 stops Stockholm Arlanda Kastrup Copenhagen

$588Scandinavian Airlines

Wed, Nov 11 - Wed, Nov 18

9:20 pm - 11:20 amIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

31h 00m1 stop Istanbul

7:05 pm - 7:25 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

31h 20m1 stop Istanbul

$722Turkish Airlines

Wed, Nov 11 - Tue, Nov 17

1:30 pm - 6:10 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

21h 40m1 stop Istanbul

7:05 pm - 11:45 amHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

23h 40m1 stop Istanbul

$763Turkish Airlines

Wed, Nov 11 - Tue, Nov 17

7:05 pm - 6:45 pmDCA Washington, D.C. Reagan-National-HEL Helsinki-Vantaa

16h 40m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

12:35 pm - 10:43 pmHEL Helsinki-Vantaa-DCA Washington, D.C. Reagan-National

17h 08m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$975United Airlines

Wed, Nov 11 - Tue, Nov 17

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

12h 50m1 stop Munich Franz Josef Strauss

12:35 pm - 3:35 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

34h 00m1 stop Munich Franz Josef Strauss

$2,186Lufthansa

Tue, Nov 10 - Tue, Nov 24

10:10 pm - 4:50 pmIAD Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa

11h 40m1 stop Frankfurt am Main

12:35 pm - 8:05 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

14h 30m1 stop Munich Franz Josef Strauss

$2,198Lufthansa

Tue, Nov 10 - Wed, Nov 25

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

$2,320Icelandair

Thu, Nov 12 - Wed, Nov 25

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

$2,320Icelandair

Thu, Nov 12 - Thu, Nov 26

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

12h 50m1 stop Munich Franz Josef Strauss

12:35 pm - 3:00 pmHEL Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl

33h 25m2 stops Munich Franz Josef Strauss Paris Charles de Gaulle

$2,437United Airlines

Sat, Nov 14 - Fri, Nov 20

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

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

American Airlines

Feb 23

DCA11:20 amWashington, D.C. Reagan-National

17h 30m

1 stop

HEL11:50 amHelsinki-Vantaa

Mar 3

HEL12:30 pmHelsinki-Vantaa

15h 29m

1 stop

DCA8:59 pmWashington, D.C. Reagan-National

$720

American Airlines

Apr 20

DCA1:59 pmWashington, D.C. Reagan-National

13h 16m

2 stops

HEL10:15 amHelsinki-Vantaa

Apr 27

HEL12:55 pmHelsinki-Vantaa

13h 03m

1 stop

DCA6:58 pmWashington, D.C. Reagan-National

$724

American Airlines

Feb 23

DCA5:16 pmWashington, D.C. Reagan-National

13h 39m

1 stop

HEL1:55 pmHelsinki-Vantaa

Mar 3

HEL12:30 pmHelsinki-Vantaa

17h 51m

2 stops

DCA11:21 pmWashington, D.C. Reagan-National

$725

British Airways flights from Washington, D.C. to Finland

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

British Airways

Apr 14

DCA2:59 pmWashington, D.C. Reagan-National

16h 31m

1 stop

HEL2:30 pmHelsinki-Vantaa

Apr 20

HEL12:35 pmHelsinki-Vantaa

15h 45m

1 stop

DCA9:20 pmWashington, D.C. Reagan-National

$683

British Airways

Apr 20

DCA5:30 pmWashington, D.C. Reagan-National

14h 45m

2 stops

HEL3:15 pmHelsinki-Vantaa

Apr 27

HEL12:55 pmHelsinki-Vantaa

16h 22m

1 stop

DCA10:17 pmWashington, D.C. Reagan-National

$719

British Airways

Mar 17

DCA2:45 pmWashington, D.C. Reagan-National

15h 35m

2 stops

HEL12:20 pmHelsinki-Vantaa

Mar 23

HEL4:50 pmHelsinki-Vantaa

24h 09m

1 stop

DCA10:59 amWashington, D.C. Reagan-National

$738

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Finland that are best for you.

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

Tue 4/20

8:10 pm-11:50 pm

2 stops20h 40m

Helsinki-Vantaa

Tue 4/27

6:10 am-5:00 pm

1 stop17h 50m

$371

Washington, D.C.Helsinki

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

IADHEL

Washington, D.C. Dulles Intl

Thu 1/21

8:30 pm-1:35 am

1 stop22h 05m

Helsinki-Vantaa

Tue 1/26

9:00 pm-3:15 pm

2 stops25h 15m

$371

Quickest round-trip

Washington, D.C.Helsinki

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

IADHEL

Washington, D.C. Dulles Intl

Tue 2/23

7:40 pm-1:00 pm

1 stop10h 20m

Helsinki-Vantaa

Wed 3/3

2:00 pm-6:30 pm

1 stop11h 30m

$564

Washington, D.C.Helsinki

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

IADHEL

Washington, D.C. Dulles Intl

Wed 4/14

8:30 pm-2:00 pm

1 stop10h 30m

Helsinki-Vantaa

Tue 4/20

3:00 pm-7:20 pm

1 stop11h 20m

$564

Washington, D.C.Helsinki

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

IADHEL

Washington, D.C. Dulles Intl

Thu 1/21

8:30 pm-8:20 am

3 stops28h 50m

Helsinki-Vantaa

Tue 1/26

9:00 pm-3:15 pm

2 stops25h 15m

$593

Washington, D.C.Helsinki

DCA Washington, D.C. Reagan-National - HEL Helsinki-Vantaa

DCAHEL

Washington, D.C. Reagan-National

Sat 4/10

2:59 pm-2:30 pm

1 stop16h 31m

Helsinki-Vantaa

Wed 4/28

4:50 pm-12:54 pm

1 stop27h 04m

$626

Washington, D.C.Helsinki

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

IADHEL

Washington, D.C. Dulles Intl

Wed 3/31

10:20 pm-1:35 am

1 stop20h 15m

Helsinki-Vantaa

Wed 4/7

6:55 am-3:55 pm

1 stop16h 00m

$697

Washington, D.C.Helsinki

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

IADHEL

Washington, D.C. Dulles Intl

Mon 4/12

10:20 pm-6:55 pm

1 stop13h 35m

Helsinki-Vantaa

Fri 4/16

6:55 am-3:55 pm

1 stop16h 00m

$697

Washington, D.C.Helsinki

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

IADHEL

Washington, D.C. Dulles Intl

Wed 3/17

11:55 pm-6:45 pm

1 stop12h 50m

Helsinki-Vantaa

Tue 3/23

12:35 pm-9:05 pm

1 stop14h 30m

$719

Washington, D.C.Helsinki

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

IADHEL

Washington, D.C. Dulles Intl

Wed 3/17

11:55 pm-6:45 pm

1 stop12h 50m

Helsinki-Vantaa

Tue 3/23

12:35 pm-11:00 pm

2 stops16h 25m

$729

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 January, then you should wait until March to fly from Washington, D.C., when ticket prices are also cheap, with an average price of $524.

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 $729 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 $575 on momondo.

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

You could potentially save up to 42% 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

Best Price Found	$262
Fastest flight time	9h 30m
Direct flights	None

The best one-way flight to Finland from Washington, D.C. in the past 72 hours is $262. The best round-trip flight deal from Washington, D.C. to Finland found on momondo in the last 72 hours is $371.

The fastest flight from Washington, D.C. to Finland takes 9h 30m

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 November 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 $357	Free Cancellation	Rating 6.9 767 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $400	Free Cancellation	Rating 7.5 2,025 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $481	Free Cancellation	Rating 7.3 10,476 reviews	Search United Airlines flights
Lufthansa	PriceFrom $540	Free Cancellation	Rating 6.8 8,292 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.