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$200+ Cheap flights from Washington, D.C. (WAS) 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — HEL
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Helsinki

Cheapest flights from Washington, D.C. to Helsinki
Explore the most affordable flight options available from Washington, D.C. to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This Flightnetwork deal was found by Cheapflights users on 2/2. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/167:40 pm
BWI
-
HEL
1 stop10h 15m
Icelandair
Mon 3/21:55 pm
HEL
-
BWI
1 stop11h 45m
Icelandair
Deal found 2/2$361
This Mytrip deal was found by Cheapflights users on 2/3. 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.
Sun 3/228:40 pm
IAD
-
HEL
1 stop10h 15m
Icelandair
Tue 3/313:00 pm
HEL
-
IAD
1 stop11h 20m
Icelandair
Deal found 2/3$365
This Mytrip deal was found by Cheapflights users on 2/3. 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.
Wed 3/188:40 pm
BWI
-
HEL
1 stop10h 15m
Icelandair
Wed 3/251:55 pm
HEL
-
BWI
1 stop11h 45m
Icelandair
Deal found 2/3$365
This oojo deal was found by Cheapflights users on 2/4. 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.
Wed 3/47:40 pm
BWI
-
HEL
1 stop10h 15m
Icelandair
Thu 3/121:55 pm
HEL
-
BWI
1 stop11h 45m
Icelandair
Deal found 2/4$366
This oojo deal was found by Cheapflights users on 2/2. 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.
Wed 3/188:40 pm
IAD
-
HEL
1 stop10h 15m
Icelandair
Wed 3/251:55 pm
HEL
-
IAD
1 stop11h 35m
Icelandair
Deal found 2/2$367
This oojo deal was found by Cheapflights users on 2/2. 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.
Wed 3/188:40 pm
BWI
-
HEL
1 stop10h 15m
Icelandair
Mon 3/303:00 pm
HEL
-
BWI
1 stop11h 25m
Icelandair
Deal found 2/2$367
This deal was found by Cheapflights users on 2/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Thu 4/233:00 pm
HEL
-
BWI
1 stop11h 25m
Icelandair
Deal found 2/4$371
This oojo deal was found by Cheapflights users on 2/4. 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.
Fri 4/248:30 pm
IAD
-
HEL
1 stop10h 30m
Icelandair
Sat 5/93:00 pm
HEL
-
IAD
1 stop11h 20m
Icelandair
Deal found 2/4$374
This oojo deal was found by Cheapflights users on 2/4. 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.
Fri 4/248:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Sat 5/93:00 pm
HEL
-
BWI
1 stop14h 15m
Icelandair
Deal found 2/4$374
This oojo deal was found by Cheapflights users on 2/2. 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.
Thu 4/168:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Sat 5/23:00 pm
HEL
-
BWI
1 stop11h 25m
Icelandair
Deal found 2/2$375
This FlightHub deal was found by Cheapflights users on 2/4. 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.
Tue 4/288:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Wed 5/63:00 pm
HEL
-
BWI
1 stop11h 25m
Icelandair
Deal found 2/4$379
This oojo deal was found by Cheapflights users on 2/4. 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.
Sun 5/38:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Sun 5/103:00 pm
HEL
-
BWI
1 stop11h 25m
Icelandair
Deal found 2/4$382

Find flight deals from Washington, D.C. to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 February 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$361
(Flightnetwork)

One-way from

$200
(Priceline)

Popular in

December

Cheapest in

February

Average price

$435
Provider with most accurate pricing for Washington, D.C. (WAS)-Helsinki-Vantaa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Helsinki-Vantaa flights.
Search Deals
From Washington, D.C. (WAS) to Helsinki-Vantaa
Search Deals
One-way flight from Washington, D.C. (WAS) to Helsinki-Vantaa
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 February 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Helsinki that are best for you.

Fly from

Washington, D.C.

Fly to

Helsinki

Route

Depart

Return

Price

BaltimoreHelsinki

BWI - HEL

BWIHEL

Baltimore/Washington

Sun 3/22

8:40 pm-12:55 pm

1 stop10h 15m

Helsinki-Vantaa

Tue 3/31

3:00 pm-10:15 pm

1 stop14h 15m

$365

BaltimoreHelsinki

BWI - HEL

BWIHEL

Baltimore/Washington

Tue 4/28

8:30 pm-2:00 pm

1 stop10h 30m

Helsinki-Vantaa

Fri 5/8

3:00 pm-7:25 pm

1 stop11h 25m

$379

BaltimoreHelsinki

BWI - HEL

BWIHEL

Baltimore/Washington

Wed 4/29

8:30 pm-2:00 pm

1 stop10h 30m

Helsinki-Vantaa

Wed 5/6

3:00 pm-7:25 pm

1 stop11h 25m

$379

BaltimoreHelsinki

BWI - HEL

BWIHEL

Baltimore/Washington

Sun 5/3

8:30 pm-2:00 pm

1 stop10h 30m

Helsinki-Vantaa

Sun 5/10

3:00 pm-7:25 pm

1 stop11h 25m

$382

BaltimoreHelsinki

BWI - HEL

BWIHEL

Baltimore/Washington

Sat 5/2

8:30 pm-2:00 pm

1 stop10h 30m

Helsinki-Vantaa

Sun 5/10

3:00 pm-7:25 pm

1 stop11h 25m

$384

BaltimoreHelsinki

BWI - HEL

BWIHEL

Baltimore/Washington

Wed 3/18

8:40 pm-12:55 pm

1 stop10h 15m

Helsinki-Vantaa

Wed 4/1

3:00 pm-7:25 pm

1 stop11h 25m

$394

BaltimoreHelsinki

BWI - HEL

BWIHEL

Baltimore/Washington

Mon 3/23

8:40 pm-12:55 pm

1 stop10h 15m

Helsinki-Vantaa

Tue 3/31

3:00 pm-7:25 pm

1 stop11h 25m

$394

BaltimoreHelsinki

BWI - HEL

BWIHEL

Baltimore/Washington

Mon 3/23

8:40 pm-12:55 pm

1 stop10h 15m

Helsinki-Vantaa

Sat 3/28

1:55 pm-10:30 pm

1 stop14h 35m

$394

BaltimoreHelsinki

BWI - HEL

BWIHEL

Baltimore/Washington

Thu 5/7

8:30 pm-2:00 pm

1 stop10h 30m

Helsinki-Vantaa

Mon 5/11

3:00 pm-7:25 pm

1 stop11h 25m

$409

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Thu 3/5

8:30 pm-3:25 pm

1 stop11h 55m

Helsinki-Vantaa

Mon 3/16

4:10 pm-6:15 pm

2 stops56h 05m

$486

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 50 results
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Compare providers for flights from Washington, D.C. 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 Washington, D.C. to Helsinki in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 Washington, D.C.-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.-Helsinki flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Helsinki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-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.-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 Washington, D.C. to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Washington, D.C. 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Helsinki

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Helsinki. Price data was last updated on January 30, 2026.

The best time to book flights from Washington, D.C. to Helsinki is 28 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 Washington, D.C. to Helsinki?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Helsinki (average of $272). Flying from Washington, D.C. to Helsinki in June is currently the most expensive (average of $585). 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.

How much does it cost to fly round-trip from Washington, D.C. to Helsinki?

What’s the top layover airport for flights from Washington, D.C. to Helsinki?

Share of 1-stop round-trip flights from Washington, D.C. to Helsinki chosen by Cheapflights users in the past 12 months, using the same layover each way.

Copenhagen (CPH) – chosen by Cheapflights users on 50% of 1-stop itineraries from Washington, D.C. to Helsinki on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. to Helsinki?

Average round-trip fare for 1-stop flights from Washington, D.C. to Helsinki, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Reykjavik (KEF) is the most affordable 1-stop option, with an average round-trip price of $459.

What’s the fastest layover option from Washington, D.C. to Helsinki?

Shortest average travel time for 1-stop one-way flights from Washington, D.C. to Helsinki, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Reykjavik (KEF) have the shortest average one-way travel time for 1-stop routes: 10h 21m.

Which airport typically offers the quickest layover for flights from Washington, D.C. to Helsinki?

Average layover duration for 1-stop one-way flights from Washington, D.C. to Helsinki, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Reykjavik (KEF) offer the fastest connection on this route, with an average layover time of 1h 02m.

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 February 5, 2026.
Read reviews from past customers who have flown United Airlines, Scandinavian Airlines, and American Airlines from Washington, D.C. to Helsinki. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,236 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,236 reviews
United Airlines
7.4
Good
9,236 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Scandinavian Airlines
7.3
Good
1,677 reviews
United Airlines
7.4
Good
9,236 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,234 reviews
United Airlines
7.4
Good
9,236 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Icelandair
7.1
Good
606 reviews
United Airlines
7.4
Good
9,236 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,761 reviews
United Airlines
7.4
Good
9,236 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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.?

    If you book a flight to Helsinki from Washington, D.C., you will be flying to Helsinki-Vantaa, which is the city’s only airport. Helsinki-Vantaa (HEL) is located 10.6 mi from the center of Helsinki. There are 0 flights from Washington, D.C. to Helsinki-Vantaa per day from 6 different airlines.

  • How long is the flight from Washington, D.C. to Helsinki?

    Departing from Washington, D.C. to Helsinki will take you 10h 15m. The distance from Washington, D.C. to Helsinki is about 4272 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Washington, D.C. to Helsinki round-trip from $365. Other airlines that can offer you cheap pricing are Scandinavian Airlines, from $467, and United Airlines, from $481. These flights start at 40% lower than the current average price 3 months from now.

  • What are the most popular routes from Washington, D.C. to Helsinki?

    When deciding which route to take from Washington, D.C. to Helsinki consider Washington, D.C. Dulles Intl - Helsinki-Vantaa, Baltimore/Washington - Helsinki-Vantaa or Washington, D.C. Reagan-National - Helsinki-Vantaa as they are the most popular.

  • Can I find deals for flights from Washington, D.C. to Helsinki that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Helsinki flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Helsinki?

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

  • Can I find deals for business class flights from Washington, D.C. to Helsinki?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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. to Helsinki?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Helsinki (average of $272). Flying from Washington, D.C. to Helsinki in June is currently the most expensive (average of $585). 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 Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Vantaa
Lahti

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Top 6 airlines flying from Washington, D.C. to Helsinki

Discover the top 6 airlines that operate flights from Washington, D.C. 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 February 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$364Average$500FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$467Average$555FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$481Average$774FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$486Average$777FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$527Average$737FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$580Average$872FlexibilityNo cancel feeOn-time71%

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