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$292+ Cheap flights from Washington, D.C. (WAS) to Finland

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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — HEL
Jun 25 — Jul 21
Thu 6/25
Thu 7/2
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Finland

Cheapest flights from Washington, D.C. to Finland
Explore the most affordable flight options available from Washington, D.C. to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 26, 2026.

This oojo deal was found by Cheapflights users on 5/23. 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 12/67:40 pm
BWI
-
HEL
1 stop10h 15m
Icelandair
Thu 12/101:55 pm
HEL
-
BWI
1 stop11h 45m
Icelandair
Deal found 5/23$512
This FlightHub deal was found by Cheapflights users on 5/22. 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.
Thu 10/88:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Thu 10/153:00 pm
HEL
-
BWI
1 stop11h 25m
Icelandair
Deal found 5/22$612
This oojo deal was found by Cheapflights users on 5/22. 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 9/38:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Mon 9/73:00 pm
HEL
-
BWI
1 stop11h 25m
Icelandair
Deal found 5/22$617
This oojo deal was found by Cheapflights users on 5/24. 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 9/98:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Mon 9/1411:55 pm
HEL
-
BWI
1 stop26h 30m
Icelandair
Deal found 5/24$619
This Kiwi.com deal was found by Cheapflights users on 5/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Mon 10/123:00 pm
HEL
-
BWI
1 stop11h 25m
Icelandair
Deal found 5/22$632
This KAYAK deal was found by Cheapflights users on 5/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Fri 10/163:00 pm
HEL
-
BWI
1 stop11h 25m
Icelandair
Deal found 5/22$634
This oojo deal was found by Cheapflights users on 5/21. 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 10/18:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Wed 10/143:00 pm
HEL
-
BWI
1 stop11h 25m
Icelandair
Deal found 5/21$640
This Kiwi.com deal was found by Cheapflights users on 5/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Sat 10/1012:00 am
HEL
-
BWI
1 stop26h 25m
Icelandair
Deal found 5/22$641
This FlightHub deal was found by Cheapflights users on 5/22. 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.
Thu 10/88:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Wed 10/143:00 pm
HEL
-
BWI
1 stop11h 25m
Icelandair
Deal found 5/22$650
This oojo deal was found by Cheapflights users on 5/23. 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.
Mon 8/248:30 pm
BWI
-
HEL
1 stop10h 30m
Icelandair
Wed 9/93:00 pm
HEL
-
BWI
1 stop11h 25m
Icelandair
Deal found 5/23$655
This Iberia deal was found by Cheapflights users on 5/25. 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.
Sat 10/105:45 pm
IAD
-
HEL
1 stop20h 15m
Multiple Airlines
Tue 10/2012:35 pm
HEL
-
IAD
1 stop17h 12m
Multiple Airlines
Deal found 5/25$729
This American Airlines deal was found by Cheapflights users on 5/23. 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.
Sun 12/612:59 pm
DCA
-
HEL
1 stop15h 11m
Multiple Airlines
Thu 12/107:40 am
HEL
-
DCA
2 stops15h 24m
Multiple Airlines
Deal found 5/23$729

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

Keep the following information in mind while searching for Washington, D.C. to Finland flight deals. Data was last updated May 26, 2026.

Round-trip from

$612
(FlightHub)

One-way from

$292
(oojo)

Popular in

May

Cheapest in

January

Average price

$936
From Washington, D.C. (WAS) to Finland
Search Deals
One-way flight from Washington, D.C. (WAS) to Finland
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($160 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Finland 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 May 26, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Finland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Sat 10/10

6:15 pm-4:40 pm

1 stop15h 25m

Helsinki-Vantaa

Tue 10/20

1:55 pm-3:35 pm

1 stop32h 40m

$734

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Thu 10/1

3:30 pm-1:05 pm

2 stops14h 35m

Helsinki-Vantaa

Wed 10/14

1:55 pm-11:04 pm

2 stops16h 09m

$754

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Sat 10/10

5:40 pm-1:05 pm

1 stop12h 25m

Helsinki-Vantaa

Tue 10/13

7:00 am-3:35 pm

1 stop15h 35m

$758

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Sat 10/10

5:40 pm-1:05 pm

1 stop12h 25m

Helsinki-Vantaa

Thu 10/15

7:00 am-3:35 pm

1 stop15h 35m

$758

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Tue 8/25

12:29 pm-12:55 pm

2 stops17h 26m

Helsinki-Vantaa

Mon 8/31

7:00 am-3:35 pm

1 stop15h 35m

$772

BaltimoreHelsinki

BWI - HEL

BWIHEL

Baltimore/Washington

Tue 8/25

6:27 pm-4:40 pm

2 stops15h 13m

Helsinki-Vantaa

Mon 8/31

7:00 am-4:49 pm

2 stops16h 49m

$778

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Wed 8/12

3:40 pm-6:55 pm

2 stops20h 15m

Helsinki-Vantaa

Mon 8/17

6:55 am-8:00 pm

1 stop20h 05m

$832

BaltimoreHelsinki

BWI - HEL

BWIHEL

Baltimore/Washington

Mon 8/10

6:25 pm-2:15 pm

1 stop12h 50m

Helsinki-Vantaa

Sun 8/23

8:00 am-7:45 pm

1 stop18h 45m

$836

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Wed 8/12

12:29 pm-1:05 pm

2 stops17h 36m

Helsinki-Vantaa

Mon 8/17

7:00 am-6:27 pm

2 stops18h 27m

$844

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Tue 7/14

6:59 pm-5:40 pm

2 stops15h 41m

Helsinki-Vantaa

Tue 8/4

6:25 pm-3:35 pm

1 stop28h 10m

$907

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Showing 1-10 of 58 resultsSorted by cheapest first
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2
3
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6

Best time to book a flight from Washington, D.C. to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland 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 Finland

What is the cheapest month to book a flight from Washington, D.C. to Finland?

Currently, May is the cheapest month in which you can book a flight from Washington, D.C. to Finland (average of $337). Flying from Washington, D.C. to Finland in June is currently the most expensive (average of $518). 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 far ahead should I book a flight from Washington, D.C. to Finland?

The price you pay for your flight from Washington, D.C. to Finland may vary depending on when you book. For the best chance of a lower fare, look to book 45 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Finland

Get insights into the airlines that provide service to Finland. 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 Finland. Reviews last updated May 26, 2026.
Read through reviews of airlines operating flights from Washington, D.C. to Finland, such as Scandinavian Airlines,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Scandinavian Airlines
7.4
Good
1,791 reviews

Entertainment

6.7

Comfort

7.3

Crew

8.0

Food

6.7

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

OSL - CPH

The flight was very short. The seats were very comfortable. No television or entertainment.
Scandinavian Airlines
7.4
Good
1,791 reviews
Scandinavian Airlines
7.4
Good
1,791 reviews

Entertainment

6.7

Comfort

7.3

Crew

8.0

Food

6.7

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

OSL - CPH

The flight was very short. The seats were very comfortable. No television or entertainment.
United Airlines
7.4
Good
9,750 reviews
Scandinavian Airlines
7.4
Good
1,791 reviews

Entertainment

6.7

Comfort

7.3

Crew

8.0

Food

6.7

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

OSL - CPH

The flight was very short. The seats were very comfortable. No television or entertainment.
American Airlines
7.1
Good
11,629 reviews
Scandinavian Airlines
7.4
Good
1,791 reviews

Entertainment

6.7

Comfort

7.3

Crew

8.0

Food

6.7

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

OSL - CPH

The flight was very short. The seats were very comfortable. No television or entertainment.
Icelandair
7.0
Good
658 reviews
Scandinavian Airlines
7.4
Good
1,791 reviews

Entertainment

6.7

Comfort

7.3

Crew

8.0

Food

6.7

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

OSL - CPH

The flight was very short. The seats were very comfortable. No television or entertainment.
Lufthansa
6.8
Okay
8,029 reviews
Scandinavian Airlines
7.4
Good
1,791 reviews

Entertainment

6.7

Comfort

7.3

Crew

8.0

Food

6.7

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

OSL - CPH

The flight was very short. The seats were very comfortable. No television or entertainment.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Finland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    There are many flights that can get you from Washington, D.C. to Finland in 14h 35m. Fly via United Airlines, Delta, or KLM to get the fastest option. Airlines will cover a distance of 4302 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Most travelers choose Washington, D.C. Dulles Intl - Helsinki-Vantaa, Baltimore/Washington - Helsinki-Vantaa or Washington, D.C. Reagan-National - Helsinki-Vantaa when deciding on the best route from Washington, D.C. to Finland.

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

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

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

    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 Finland.

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

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

    Currently, May is the cheapest month in which you can book a flight from Washington, D.C. to Finland (average of $337). Flying from Washington, D.C. to Finland in June is currently the most expensive (average of $518). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Washington, D.C. to Finland

Discover the top 4 airlines that operate flights from Washington, D.C. to Finland. 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 May 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$354Average$631FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$423Average$555FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$462Average$774FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$486Average$800FlexibilityNo cancel feeOn-time76%

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