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Dulles Intl

$421+ Cheap flights from Helsinki (HEL) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — IAD
ene. 21 — ene. 281
mar. 1/21
mar. 1/28
1 adult, Economy
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The best prices from Helsinki-Vantaa to Washington, D.C. Dulles Intl are usually found in September or November, booked 43 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Helsinki to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 16, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$477
(Booking.com)

One-way from

$421
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$679
Provider with most accurate pricing for Helsinki-Vantaa-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Helsinki-Vantaa-Washington, D.C. Dulles Intl flights.
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From Helsinki-Vantaa to Washington, D.C. Dulles Intl
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One-way flight from Helsinki-Vantaa to Washington, D.C. Dulles Intl
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High demand for flights, 14% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Helsinki to Dulles Intl

Cheapest flights from Helsinki to Dulles Intl
Explore the most affordable flight options available from Helsinki to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 16, 2025.

This Booking.com deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/32:00 pmHEL - IAD
1 stop11h 25mIcelandair
dom. 2/167:40 pmIAD - HEL
1 stop10h 20mIcelandair
Deal found 1/16$477
This United Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/36:40 amHEL - IAD
2 stops15h 33mUnited Airlines
dom. 2/165:35 pmIAD - HEL
1 stop11h 25mUnited Airlines
Deal found 1/16$485
This Sembo deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/107:25 pmHEL - IAD
2 stops27h 05mLufthansa
mar. 2/2510:05 pmIAD - HEL
1 stop11h 45mLufthansa
Deal found 1/16$502
This Mytrip deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/137:40 amHEL - IAD
2 stops17h 45mMultiple Airlines
jue. 2/207:40 pmIAD - HEL
2 stops19h 35mMultiple Airlines
Deal found 1/16$503
This Ticket deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/181:55 pmHEL - IAD
1 stop32h 50mKLM
dom. 2/235:35 pmIAD - HEL
1 stop23h 30mKLM
Deal found 1/16$513
This Delta deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/127:00 amHEL - IAD
1 stop15h 45mDelta
mié. 2/1912:29 pmIAD - HEL
2 stops20h 31mDelta
Deal found 1/15$524
This Air France deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/246:40 amHEL - IAD
1 stop16h 40mAir France
sáb. 5/106:30 pmIAD - HEL
1 stop21h 50mAir France
Deal found 1/16$528
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/2212:35 pmHEL - IAD
1 stop17h 06mAmerican Airlines
dom. 8/3110:40 pmIAD - HEL
1 stop15h 20mAmerican Airlines
Deal found 1/16$547
This Flysmarter deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/176:00 amHEL - IAD
2 stops16h 50mAir Canada
dom. 4/2011:05 pmIAD - HEL
1 stop12h 50mAir Canada
Deal found 1/16$556
This Finnair deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/37:50 amHEL - IAD
1 stop18h 55mFinnair
dom. 2/169:55 pmIAD - HEL
1 stop16h 10mFinnair
Deal found 1/16$559
This FlightHub deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/246:35 amHEL - IAD
1 stop20h 24mScandinavian Airlines
sáb. 9/1310:05 pmIAD - HEL
1 stop10h 20mScandinavian Airlines
Deal found 1/16$609
This FlightHub deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/712:35 pmHEL - IAD
1 stop29h 15mTurkish Airlines
sáb. 4/129:40 pmIAD - HEL
1 stop31h 00mTurkish Airlines
Deal found 1/16$877

Find flights from Helsinki to Dulles Intl within your budget

Customize your flight search to find flights from Helsinki to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated enero 16, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

lun. 2/3

2:00 pm-6:25 pm

1 stop11h 25m

Washington, D.C. Dulles Intl

dom. 2/16

7:40 pm-1:00 pm

1 stop10h 20m

$477

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

lun. 2/3

6:40 am-3:13 pm

2 stops15h 33m

Washington, D.C. Dulles Intl

dom. 2/16

5:35 pm-12:00 pm

1 stop11h 25m

$485

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

lun. 2/10

7:25 pm-3:30 pm

2 stops27h 05m

Washington, D.C. Dulles Intl

mar. 2/25

10:05 pm-4:50 pm

1 stop11h 45m

$502

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

jue. 2/13

7:40 am-6:25 pm

2 stops17h 45m

Washington, D.C. Dulles Intl

jue. 2/20

7:40 pm-10:15 pm

2 stops19h 35m

$503

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

mar. 2/18

1:55 pm-3:45 pm

1 stop32h 50m

Washington, D.C. Dulles Intl

dom. 2/23

5:35 pm-12:05 am

1 stop23h 30m

$513

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

mié. 2/12

7:00 am-3:45 pm

1 stop15h 45m

Washington, D.C. Dulles Intl

mié. 2/19

12:29 pm-4:00 pm

2 stops20h 31m

$524

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

jue. 4/24

6:40 am-4:20 pm

1 stop16h 40m

Washington, D.C. Dulles Intl

sáb. 5/10

6:30 pm-11:20 pm

1 stop21h 50m

$528

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

jue. 1/30

12:25 pm-10:41 pm

1 stop17h 16m

Washington, D.C. Dulles Intl

jue. 2/6

8:05 pm-6:00 pm

2 stops14h 55m

$552

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

jue. 4/17

6:00 am-3:50 pm

2 stops16h 50m

Washington, D.C. Dulles Intl

dom. 4/20

11:05 pm-6:55 pm

1 stop12h 50m

$556

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

lun. 2/3

7:50 am-7:45 pm

1 stop18h 55m

Washington, D.C. Dulles Intl

dom. 2/16

9:55 pm-9:05 pm

1 stop16h 10m

$559

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 22 results
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Compare providers for flights from Helsinki to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Helsinki to Dulles Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Helsinki-Washington, D.C. Dulles Intl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Helsinki-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Helsinki-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Helsinki-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Helsinki-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Helsinki to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Helsinki with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Helsinki to Dulles Intl

Get recent, data-driven insights about flights from Helsinki to Dulles Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Helsinki to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Helsinki to Dulles Intl. Price data was last updated on January 10, 2025.

The best time to book flights from Helsinki to Washington, D.C. Dulles Intl Airport is 43 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Helsinki to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Helsinki to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Helsinki to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HEL to IAD?

Find hourly flight availability from Helsinki to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 16, 2025.

When flying from Helsinki to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 22% versus a flight in the evening.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated enero 16, 2025.
Read through reviews of airlines operating flights from Helsinki to Washington, D.C., such as United Airlines, American Airlines and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,511 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,339 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air France
7.4
Good
1,487 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,965 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Helsinki to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Helsinki to Washington, D.C. Dulles Intl?

    Helsinki-Vantaa (HEL) is the airport you will fly out of if you book a flight from Helsinki to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Helsinki-Vantaa; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Helsinki airport to Washington, D.C. Dulles Intl. It is only a 10.6 mi journey to Helsinki-Vantaa (HEL) from Helsinki’s city center.

  • What are the cheapest airlines flying from Helsinki to Washington, D.C. Dulles Intl Airport round-trip?

    Currently priced at $477, Icelandair will fly you from Helsinki to Washington, D.C. Dulles Intl Airport and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Lufthansa - these airlines can fly you to your destination from $485 and $502, respectively. Users have found that Icelandair is 37% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Helsinki to Washington, D.C. Dulles Intl Airport one-way?

    $519 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on Lufthansa and Turkish Airlines, with prices starting from $527 and $561, respectively.

  • Can I find deals for flights from Helsinki to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Helsinki to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helsinki to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helsinki to Dulles Intl.

  • Can I find deals for business class flights from Helsinki to Dulles Intl?

    Yes. Cheapflights offers flight deals from Helsinki to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Helsinki to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Helsinki to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Helsinki to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Helsinki to Dulles Intl

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Top 2 airlines flying from Helsinki to Dulles Intl

Discover the top 2 airlines that operate flights from Helsinki to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$523Average$772FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$579Average$735FlexibilityNo cancel feeOn-time77%
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