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Cheap flights from Helsinki to Washington, D.C. from $341

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helsinki to Washington, D.C. departing on 3/6. 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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Find the cheapest flights from Helsinki to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
1:55 pm - 6:30 pm
HEL
-
IAD
11h 35m
1 stop
Icelandair Logo
7:40 pm - 12:55 pm
IAD
-
HEL
10h 15m
1 stop
$485Icelandair
Wed, Feb 11 - Sat, Feb 14
Icelandair Logo
1:55 pm - 6:30 pm
HEL
-
IAD
11h 35m
1 stop
Icelandair Logo
7:40 pm - 12:55 pm
IAD
-
HEL
10h 15m
1 stop
$500Icelandair
Thu, Feb 19 - Wed, Mar 4
Multiple Airlines Logo
4:50 pm - 9:00 am
HEL
-
DCA
23h 10m
1 stop
Multiple Airlines Logo
12:25 pm - 1:55 pm
DCA
-
HEL
18h 30m
1 stop
$507Multiple Airlines
Thu, Feb 19 - Wed, Mar 4
Multiple Airlines Logo
4:50 pm - 9:00 am
HEL
-
DCA
23h 10m
1 stop
Multiple Airlines Logo
5:00 pm - 1:55 pm
DCA
-
HEL
13h 55m
1 stop
$508Multiple Airlines
Thu, Feb 19 - Wed, Mar 4
Icelandair Logo
1:55 pm - 6:30 pm
HEL
-
IAD
11h 35m
1 stop
Icelandair Logo
7:40 pm - 12:55 pm
IAD
-
HEL
10h 15m
1 stop
$510Icelandair
Fri, Feb 20 - Sun, Mar 1
Multiple Airlines Logo
4:50 pm - 7:23 am
HEL
-
DCA
20h 33m
1 stop
Multiple Airlines Logo
5:52 pm - 1:55 pm
DCA
-
HEL
14h 03m
1 stop
$538Multiple Airlines
Thu, Mar 12 - Wed, Mar 25
Delta Logo
7:00 am - 4:05 pm
HEL
-
IAD
16h 05m
1 stop
Delta Logo
12:24 pm - 1:10 pm
IAD
-
HEL
17h 46m
2 stops
$546Delta
Thu, Feb 19 - Wed, Mar 4
Delta Logo
7:00 am - 4:05 pm
HEL
-
IAD
16h 05m
1 stop
Delta Logo
12:24 pm - 1:10 pm
IAD
-
HEL
17h 46m
2 stops
$548Delta
Thu, Feb 19 - Wed, Mar 4
KLM Logo
7:00 am - 5:05 pm
HEL
-
IAD
16h 05m
1 stop
KLM Logo
7:05 pm - 5:25 pm
IAD
-
HEL
16h 20m
1 stop
$593KLM
Sat, Mar 14 - Sat, Mar 21
Scandinavian Airlines Logo
11:20 am - 5:15 pm
HEL
-
IAD
12h 55m
1 stop
Scandinavian Airlines Logo
8:30 pm - 11:55 pm
IAD
-
HEL
20h 25m
2 stops
$628Scandinavian Airlines
Wed, Feb 11 - Sat, Feb 14

Icelandair flights from Helsinki to Washington, D.C.

Our best Icelandair deals on Helsinki to Washington, D.C. flight tickets
Icelandair
Feb 11
HEL1:55 pmHelsinki-Vantaa
11h 35m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Feb 14
IAD7:40 pmWashington, D.C. Dulles Intl
10h 15m
1 stop
HEL12:55 pmHelsinki-Vantaa
$485
Icelandair
Feb 19
HEL1:55 pmHelsinki-Vantaa
11h 35m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Mar 4
IAD7:40 pmWashington, D.C. Dulles Intl
10h 15m
1 stop
HEL12:55 pmHelsinki-Vantaa
$500
Icelandair
Feb 20
HEL1:55 pmHelsinki-Vantaa
11h 35m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Mar 1
IAD7:40 pmWashington, D.C. Dulles Intl
10h 15m
1 stop
HEL12:55 pmHelsinki-Vantaa
$510

Delta flights from Helsinki to Washington, D.C.

Our best Delta deals on Helsinki to Washington, D.C. flight tickets
Delta
Feb 19
HEL7:00 amHelsinki-Vantaa
16h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Mar 4
IAD12:24 pmWashington, D.C. Dulles Intl
17h 46m
2 stops
HEL1:10 pmHelsinki-Vantaa
$546
Delta
Feb 19
HEL7:00 amHelsinki-Vantaa
16h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Mar 4
IAD12:24 pmWashington, D.C. Dulles Intl
17h 46m
2 stops
HEL1:10 pmHelsinki-Vantaa
$548
Delta
Feb 19
HEL7:00 amHelsinki-Vantaa
16h 28m
2 stops
IAD4:28 pmWashington, D.C. Dulles Intl
Mar 4
IAD12:24 pmWashington, D.C. Dulles Intl
17h 46m
2 stops
HEL1:10 pmHelsinki-Vantaa
$551

momondo Fare Finder

 
Customize your flight search to find flights from Helsinki to Washington, D.C. 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 January 29, 2026.
Use the filters below to find and compare flights from Helsinki to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Wed 2/11

1:55 pm-6:30 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Sat 2/14

7:40 pm-12:55 pm

1 stop10h 15m

$485

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 2/19

1:55 pm-6:30 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Wed 3/4

7:40 pm-12:55 pm

1 stop10h 15m

$500

HelsinkiWashington, D.C.

HEL - DCA

HELDCA

Helsinki-Vantaa

Thu 2/19

4:50 pm-9:00 am

1 stop23h 10m

Washington, D.C. Reagan-National

Wed 3/4

12:25 pm-1:55 pm

1 stop18h 30m

$507

HelsinkiWashington, D.C.

HEL - DCA

HELDCA

Helsinki-Vantaa

Thu 2/19

4:50 pm-9:00 am

1 stop23h 10m

Washington, D.C. Reagan-National

Wed 3/4

5:00 pm-1:55 pm

1 stop13h 55m

$508

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Fri 2/20

1:55 pm-6:30 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Sun 3/1

7:40 pm-12:55 pm

1 stop10h 15m

$510

HelsinkiWashington, D.C.

HEL - DCA

HELDCA

Helsinki-Vantaa

Thu 3/12

4:50 pm-7:23 am

1 stop20h 33m

Washington, D.C. Reagan-National

Wed 3/25

5:52 pm-1:55 pm

1 stop14h 03m

$538

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 2/19

7:00 am-4:05 pm

1 stop16h 05m

Washington, D.C. Dulles Intl

Wed 3/4

12:24 pm-1:10 pm

2 stops17h 46m

$546

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 2/19

7:00 am-4:05 pm

1 stop16h 05m

Washington, D.C. Dulles Intl

Wed 3/4

12:24 pm-1:10 pm

2 stops17h 46m

$548

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Sat 3/14

7:00 am-5:05 pm

1 stop16h 05m

Washington, D.C. Dulles Intl

Sat 3/21

7:05 pm-5:25 pm

1 stop16h 20m

$593

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Wed 2/11

11:20 am-5:15 pm

1 stop12h 55m

Washington, D.C. Dulles Intl

Sat 2/14

8:30 pm-11:55 pm

2 stops20h 25m

$628

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 Washington, D.C. from

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

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 typical price of a round-trip flight between Helsinki and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Helsinki, with most prices found around $501. If you’re not able to fly to Washington, D.C. in February, then November is your next best option. Flight prices from Helsinki to Washington, D.C. during November average around $515.

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

You are more likely to see cheaper flights to Washington, D.C. from Helsinki when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $608 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Helsinki for as low as $567 on momondo.

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

You could potentially save up to 1% on your flight if you consider stops on a Helsinki to Washington, D.C. flight.

How have Helsinki to Washington, D.C. flight prices changed over time?

When to book flights from Helsinki to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Helsinki to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Helsinki to Washington, D.C. (HEL to WAS) flight deals and tips

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

Fastest flight time

11h 25m

Direct flights

None
The fastest flight from Helsinki to Washington, D.C. takes 11h 25m
There are no direct flights from Helsinki to Washington, D.C.. There are no popular flight routes from Helsinki to Washington, D.C..
Search flight deals

  • How far is Helsinki-Vantaa to Washington, D.C. by plane?

    There are 4303.0 mi between Helsinki-Vantaa and Washington, D.C.. Typically, this will take 11h 25m by plane in normal conditions.

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

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

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

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

    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 Helsinki-Vantaa Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The necessary travel and health documents for your Washington, D.C. 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 airline from Helsinki to Washington, D.C.?

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

Compare and see reviews for airlines that fly from Helsinki to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $450Free CancellationRating
7.3
1,674 reviews
Search Scandinavian Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Fairfax
Linthicum Heights
Bethesda
Reston

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Helsinki to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

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

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

Once all potential Helsinki to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Helsinki to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport