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Cheap flights from Helsinki to Washington, D.C. from $452

This is the cheapest round-trip 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 4/9. 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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Cheap round-trip flights

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Icelandair Logo
3:00 pm - 7:20 pm
HEL
-
IAD
11h 20m
1 stop
Icelandair Logo
8:30 pm - 2:00 pm
IAD
-
HEL
10h 30m
1 stop
$452Icelandair
Thu, Apr 9 - Sat, Apr 25
Icelandair Logo
3:00 pm - 7:20 pm
HEL
-
IAD
11h 20m
1 stop
Icelandair Logo
8:30 pm - 2:00 pm
IAD
-
HEL
10h 30m
1 stop
$456Icelandair
Thu, Apr 9 - Wed, Apr 22
Icelandair Logo
3:00 pm - 7:20 pm
HEL
-
IAD
11h 20m
1 stop
Icelandair Logo
8:30 pm - 2:00 pm
IAD
-
HEL
10h 30m
1 stop
$457Icelandair
Thu, Apr 9 - Wed, Apr 22
Icelandair Logo
3:00 pm - 7:20 pm
HEL
-
IAD
11h 20m
1 stop
Icelandair Logo
8:30 pm - 2:00 pm
IAD
-
HEL
10h 30m
1 stop
$460Icelandair
Thu, Apr 9 - Wed, Apr 22
Icelandair Logo
3:00 pm - 7:20 pm
HEL
-
IAD
11h 20m
1 stop
Icelandair Logo
8:30 pm - 2:00 pm
IAD
-
HEL
10h 30m
1 stop
$464Icelandair
Mon, Apr 20 - Mon, Apr 27
Icelandair Logo
3:00 pm - 7:20 pm
HEL
-
IAD
11h 20m
1 stop
Icelandair Logo
11:20 pm - 10:30 pm
IAD
-
HEL
16h 10m
1 stop
$479Icelandair
Sat, May 9 - Sun, May 24
Icelandair Logo
3:00 pm - 7:20 pm
HEL
-
IAD
11h 20m
1 stop
Icelandair Logo
11:20 pm - 2:00 pm
IAD
-
HEL
31h 40m
1 stop
$480Icelandair
Sat, May 9 - Sun, May 24
Icelandair Logo
3:00 pm - 7:20 pm
HEL
-
IAD
11h 20m
1 stop
Icelandair Logo
11:20 pm - 10:30 pm
IAD
-
HEL
16h 10m
1 stop
$485Icelandair
Sun, May 10 - Sun, May 24
Icelandair Logo
3:00 pm - 7:20 pm
HEL
-
IAD
11h 20m
1 stop
Icelandair Logo
8:30 pm - 2:00 pm
IAD
-
HEL
10h 30m
1 stop
$488Icelandair
Sun, May 3 - Sun, May 10
Icelandair Logo
3:00 pm - 7:20 pm
HEL
-
IAD
11h 20m
1 stop
Icelandair Logo
8:30 pm - 2:00 pm
IAD
-
HEL
10h 30m
1 stop
$493Icelandair
Thu, Apr 23 - Mon, Apr 27

Delta flights from Helsinki to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Helsinki to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Apr 9
HEL7:00 amHelsinki-Vantaa
15h 35m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Apr 22
IAD12:45 pmWashington, D.C. Dulles Intl
17h 20m
2 stops
HEL1:05 pmHelsinki-Vantaa
$517
Delta
Apr 9
HEL7:00 amHelsinki-Vantaa
15h 35m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Apr 22
IAD12:45 pmWashington, D.C. Dulles Intl
17h 20m
2 stops
HEL1:05 pmHelsinki-Vantaa
$520
Delta
Apr 9
HEL7:00 amHelsinki-Vantaa
19h 19m
2 stops
IAD7:19 pmWashington, D.C. Dulles Intl
Apr 22
IAD12:45 pmWashington, D.C. Dulles Intl
17h 20m
2 stops
HEL1:05 pmHelsinki-Vantaa
$522

Air France flights from Helsinki to Washington, D.C. Dulles Intl Airport

Our best Air France deals on Helsinki to Washington, D.C. Dulles Intl Airport flight tickets
Air France
Apr 19
HEL1:55 pmHelsinki-Vantaa
32h 40m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Apr 26
IAD6:15 pmWashington, D.C. Dulles Intl
15h 25m
1 stop
HEL4:40 pmHelsinki-Vantaa
$594
Air France
May 8
HEL11:05 amHelsinki-Vantaa
15h 30m
2 stops
IAD7:35 pmWashington, D.C. Dulles Intl
May 25
IAD6:15 pmWashington, D.C. Dulles Intl
13h 55m
2 stops
HEL3:10 pmHelsinki-Vantaa
$686
Air France
Apr 19
HEL1:55 pmHelsinki-Vantaa
17h 47m
2 stops
IAD12:42 amWashington, D.C. Dulles Intl
Apr 26
IAD9:45 pmWashington, D.C. Dulles Intl
11h 55m
1 stop
HEL4:40 pmHelsinki-Vantaa
$692

momondo Fare Finder

 
Customize your flight search to find flights from Helsinki to Washington, D.C. Dulles Intl Airport 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 March 24, 2026.
Use the filters below to find and compare flights from Helsinki to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 4/9

3:00 pm-7:20 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sat 4/25

8:30 pm-2:00 pm

1 stop10h 30m

$452

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 4/9

3:00 pm-7:20 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Wed 4/22

8:30 pm-2:00 pm

1 stop10h 30m

$456

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 4/9

3:00 pm-7:20 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Wed 4/22

8:30 pm-2:00 pm

1 stop10h 30m

$457

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 4/9

3:00 pm-7:20 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Wed 4/22

8:30 pm-2:00 pm

1 stop10h 30m

$460

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Mon 4/20

3:00 pm-7:20 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Mon 4/27

8:30 pm-2:00 pm

1 stop10h 30m

$464

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Sat 5/9

3:00 pm-7:20 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sun 5/24

11:20 pm-10:30 pm

1 stop16h 10m

$479

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Sat 5/9

3:00 pm-7:20 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sun 5/24

11:20 pm-2:00 pm

1 stop31h 40m

$480

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Sun 5/10

3:00 pm-7:20 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sun 5/24

11:20 pm-10:30 pm

1 stop16h 10m

$485

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Sun 5/3

3:00 pm-7:20 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sun 5/10

8:30 pm-2:00 pm

1 stop10h 30m

$488

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 4/23

3:00 pm-7:20 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Mon 4/27

8:30 pm-2:00 pm

1 stop10h 30m

$493

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. Dulles Intl Airport

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. Dulles Intl Airport?

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

In general, November is the cheapest month to fly from Helsinki to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $475. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $538.

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

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Helsinki when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $615 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Helsinki for as low as $549 on momondo.

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

You could potentially save up to 17% on your flight if you consider stops on a Helsinki to Washington, D.C. Dulles Intl Airport flight.

When to book flights from Helsinki to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Helsinki to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport (HEL to IAD) flight deals and tips

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

Fastest flight time

11h 20m

Direct flights

None
The fastest flight from Helsinki to Washington, D.C. Dulles Intl Airport takes 11h 20m
There are no direct flights from Helsinki to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Helsinki to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

    The distance between Helsinki-Vantaa and Washington, D.C. Dulles Intl is about 4312.7 mi. In terms of flight time, this usually takes a little over 11h 20m.

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

    Prices for flights from Helsinki-Vantaa Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helsinki-Vantaa Airport to Washington, D.C. Dulles Intl Airport.

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

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport 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 Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Helsinki to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Helsinki to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Helsinki to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $442Free CancellationRating
7.3
1,722 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
Winchester
Waldorf
Woodbridge
Laurel
Colonial Beach
Gaithersburg
Towson
Silver Spring
Fredericksburg
Rockville
Tysons
Manassas
Sterling
Linthicum Heights
Springfield
Bethesda

Why use momondo?

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

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 Helsinki to Washington, D.C. for you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Helsinki.

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

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Helsinki and alert you when they change.

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