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$426+ Cheap flights from Reagan-National (DCA) to Helsinki (HEL)

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — HEL
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Reagan-National to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Helsinki (HEL). 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 febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$465
(Flysmarter)

One-way from

$426
(Delta)

Popular in

June

Cheapest in

November

Average price

$383
Provider with most accurate pricing for Washington, D.C. Reagan-National-Helsinki-Vantaa flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Helsinki-Vantaa flights.
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From Washington, D.C. Reagan-National to Helsinki-Vantaa
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One-way flight from Washington, D.C. Reagan-National to Helsinki-Vantaa
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Highest demand for flights based on searches. 31% potential increase in price ($267 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Reagan-National to Helsinki

Cheapest flights from Reagan-National to Helsinki
Explore the most affordable flight options available from Reagan-National to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This Flysmarter deal was found by Cheapflights users on 2/20. 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.
lun. 3/106:59 pmDCA - HEL
1 stop11h 56mFinnair
mar. 3/254:55 pmHEL - DCA
1 stop12h 05mFinnair
Deal found 2/20$465
This Finnair deal was found by Cheapflights users on 2/19. 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.
mié. 3/1911:52 amDCA - HEL
1 stop16h 58mMultiple Airlines
mié. 3/2612:25 pmHEL - DCA
1 stop16h 34mMultiple Airlines
Deal found 2/19$479
This Ticket deal was found by Cheapflights users on 2/20. 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.
lun. 3/106:00 amDCA - HEL
2 stops28h 50mAir Canada
mar. 3/257:00 amHEL - DCA
2 stops41h 07mAir Canada
Deal found 2/20$491
This American Airlines deal was found by Cheapflights users on 2/19. 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.
mié. 3/193:15 pmDCA - HEL
2 stops15h 40mAmerican Airlines
mié. 3/264:55 pmHEL - DCA
1 stop12h 05mAmerican Airlines
Deal found 2/19$494
This United Airlines deal was found by Cheapflights users on 2/19. 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.
mié. 3/191:00 pmDCA - HEL
2 stops17h 00mUnited Airlines
mié. 3/266:40 amHEL - DCA
2 stops20h 20mUnited Airlines
Deal found 2/19$524
This Delta deal was found by Cheapflights users on 2/19. 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.
lun. 3/174:25 pmDCA - HEL
2 stops14h 45mDelta
lun. 3/247:00 amHEL - DCA
2 stops21h 28mDelta
Deal found 2/19$550
This oojo deal was found by Cheapflights users on 2/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 4/186:35 amDCA - HEL
2 stops22h 45mBritish Airways
vie. 4/254:25 pmHEL - DCA
1 stop12h 50mBritish Airways
Deal found 2/19$607
This Scandinavian Airlines deal was found by Cheapflights users on 2/19. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/192:30 pmDCA - HEL
3 stops18h 55mScandinavian Airlines
mié. 3/2611:20 amHEL - DCA
2 stops17h 08mScandinavian Airlines
Deal found 2/19$860
This Iberia deal was found by Cheapflights users on 2/20. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/262:54 pmDCA - HEL
2 stops17h 16mIberia
vie. 7/45:15 pmHEL - DCA
1 stop12h 52mIberia
Deal found 2/20$1,346

Find flights from Reagan-National to Helsinki within your budget

Customize your flight search to find flights from Reagan-National to Helsinki 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 febrero 20, 2025.

Fly from

Reagan-National

Fly to

Helsinki

Route

Depart

Return

Price

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

lun. 3/10

6:59 pm-12:55 pm

1 stop11h 56m

Helsinki-Vantaa

mar. 3/25

4:55 pm-11:00 pm

1 stop12h 05m

$465

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

mié. 3/19

11:52 am-10:50 am

1 stop16h 58m

Helsinki-Vantaa

mié. 3/26

12:25 pm-10:59 pm

1 stop16h 34m

$479

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

lun. 3/10

6:00 am-4:50 pm

2 stops28h 50m

Helsinki-Vantaa

mar. 3/25

7:00 am-6:07 pm

2 stops41h 07m

$491

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

mié. 3/19

3:15 pm-12:55 pm

2 stops15h 40m

Helsinki-Vantaa

mié. 3/26

4:55 pm-11:00 pm

1 stop12h 05m

$494

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

mié. 3/19

1:00 pm-12:00 pm

2 stops17h 00m

Helsinki-Vantaa

mié. 3/26

6:40 am-9:00 pm

2 stops20h 20m

$524

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

lun. 3/17

4:25 pm-1:10 pm

2 stops14h 45m

Helsinki-Vantaa

lun. 3/24

7:00 am-10:28 pm

2 stops21h 28m

$550

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

vie. 4/18

6:35 am-12:20 pm

2 stops22h 45m

Helsinki-Vantaa

vie. 4/25

4:25 pm-10:15 pm

1 stop12h 50m

$607

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

mié. 3/19

2:30 pm-3:25 pm

3 stops18h 55m

Helsinki-Vantaa

mié. 3/26

11:20 am-10:28 pm

2 stops17h 08m

$860

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

sáb. 4/5

4:25 pm-4:40 pm

2 stops17h 15m

$426

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

sáb. 4/5

5:59 pm-2:15 pm

1 stop13h 16m

$439

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 14 results
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2

Compare providers for flights from Reagan-National to Helsinki

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 Reagan-National to Helsinki in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*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 Washington, D.C. Reagan-National Airport-Helsinki flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Helsinki flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Helsinki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Helsinki flights, Cheapflights users trust FlightHub the most. FlightHub 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 Washington, D.C. Reagan-National Airport-Helsinki 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 Reagan-National to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Reagan-National 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 Reagan-National to Helsinki

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

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

Find hourly flight availability from Reagan-National to Helsinki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 20, 2025.

One of the essential ways to save on airfare from Washington, D.C. Reagan-National Airport to Helsinki is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 25% on airfare.

Rainfall in Helsinki by month

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

In terms of precipitation, rainfall in Helsinki ranges from 1.2 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Helsinki when rainfall is around 1.2 in.

Temperature in Helsinki by month

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

If weather is an important factor for your trip to Helsinki, 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 60.8 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Helsinki

Get insights into the airlines that provide service to Helsinki. 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 Helsinki. Reviews last updated febrero 20, 2025.
Get a feel of what it's like to fly with Delta, Finnair and United Airlines from Washington, D.C. to Helsinki by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,274 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Scandinavian Airlines
7.3
Good
1,325 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Helsinki. 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 into for flights to Helsinki from Washington, D.C. Reagan-National?

    For a flight from Washington, D.C. Reagan-National to Helsinki, you will be flying into Helsinki-Vantaa. Helsinki-Vantaa (HEL) is just 10.6 mi from the center of the city. Helsinki-Vantaa is the only Helsinki airport and it handles 0 inbound flights from Washington, D.C. Reagan-National per day. 1 airline has flights to Helsinki-Vantaa from Washington, D.C. Reagan-National on a regular basis.

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

    Finnair, at $465, was found to be the cheapest airline from Washington, D.C. Reagan-National Airport to Helsinki.Alternate airlines to your destination round-trip include Air Canada and American Airlines.

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

    The cheapest airlines for a one-way flight from Washington, D.C. Reagan-National Airport to Helsinki are Delta ($426), American Airlines ($439), and British Airways ($456).

  • Can I find deals for flights from Reagan-National to Helsinki that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Helsinki flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Helsinki?

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

  • Can I find deals for business class flights from Reagan-National to Helsinki?

    Yes. Cheapflights offers flight deals from Reagan-National to Helsinki 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 Washington, D.C. Reagan-National Airport to Helsinki?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Helsinki (average of $444). Flying from Washington, D.C. Reagan-National Airport to Helsinki in June is currently the most expensive (average of $1,160). 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.

See more FAQs

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Vantaa
Espoo
Lahti

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Reagan-National to Helsinki

Discover the top airline that operate flights from Reagan-National to Helsinki. 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$430Average$558FlexibilityNo cancel feeOn-time71%
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