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$318+ Cheap flights from Dulles Intl (IAD) 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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — HEL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Dulles Intl to Finland

Keep the following information in mind while searching for Dulles Intl to Finland flight deals. Data was last updated September 11, 2025.

Round-trip from

$356
(Flightnetwork)

One-way from

$318
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$562
From Washington, D.C. Dulles Intl to Finland
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One-way flight from Washington, D.C. Dulles Intl to Finland
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Highest demand for flights based on searches. 22% potential increase in price ($159 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Dulles Intl to Finland

Cheapest flights from Dulles Intl to Finland
Explore the most affordable flight options available from Dulles Intl to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Flightnetwork deal was found by Cheapflights users on 9/10. 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.
Sun 10/128:30 pmIAD - HEL
1 stop10h 30mIcelandair
Mon 10/271:55 pmHEL - IAD
1 stop11h 35mIcelandair
Deal found 9/10$356
This oojo deal was found by Cheapflights users on 9/10. 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.
Sat 11/297:40 pmIAD - HEL
1 stop10h 15mIcelandair
Sat 12/131:55 pmHEL - IAD
1 stop11h 35mIcelandair
Deal found 9/10$381
This Icelandair deal was found by Cheapflights users on 9/10. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:40 pmIAD - HEL
1 stop10h 15mIcelandair
Thu 12/111:55 pmHEL - IAD
1 stop11h 35mIcelandair
Deal found 9/10$391
This Scandinavian Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 12/312:19 pmIAD - HEL
2 stops20h 06mScandinavian Airlines
Thu 12/116:15 amHEL - IAD
1 stop18h 00mScandinavian Airlines
Deal found 9/10$424
This Scandinavian Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 12/312:19 pmIAD - HEL
2 stops20h 06mScandinavian Airlines
Tue 12/98:55 pmHEL - IAD
2 stops51h 20mScandinavian Airlines
Deal found 9/10$432
This Icelandair deal was found by Cheapflights users on 9/9. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/238:30 pmIAD - HEL
1 stop10h 30mIcelandair
Fri 10/33:00 pmHEL - IAD
1 stop11h 20mIcelandair
Deal found 9/9$456
This Scandinavian Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 12/48:30 pmIAD - HEL
1 stop11h 55mScandinavian Airlines
Wed 12/109:00 pmHEL - IAD
1 stop27h 15mScandinavian Airlines
Deal found 9/10$464
This Scandinavian Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 12/48:30 pmIAD - HEL
1 stop22h 05mScandinavian Airlines
Tue 12/98:55 pmHEL - IAD
2 stops51h 20mScandinavian Airlines
Deal found 9/10$471
This Scandinavian Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 12/48:30 pmIAD - HEL
1 stop22h 05mScandinavian Airlines
Thu 12/116:15 amHEL - IAD
1 stop18h 00mScandinavian Airlines
Deal found 9/10$474
This Scandinavian Airlines deal was found by Cheapflights users on 9/9. 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.
Wed 9/2410:05 pmIAD - HEL
1 stop19h 00mScandinavian Airlines
Tue 10/71:30 pmHEL - IAD
2 stops13h 29mScandinavian Airlines
Deal found 9/9$481
This Finnair deal was found by Cheapflights users on 9/10. 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.
Mon 12/16:20 pmIAD - HEL
1 stop13h 55mMultiple Airlines
Mon 12/812:30 pmHEL - IAD
1 stop16h 44mMultiple Airlines
Deal found 9/10$484
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Mon 12/14:34 pmIAD - HEL
2 stops15h 41mAmerican Airlines
Wed 12/1012:30 pmHEL - IAD
1 stop17h 29mAmerican Airlines
Deal found 9/9$485

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 September 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Finland that are best for you.

Fly from

Dulles Intl

Fly to

Finland

Route

Depart

Return

Price

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Mon 12/1

7:40 pm-12:55 pm

1 stop10h 15m

Helsinki-Vantaa

Thu 12/11

1:55 pm-6:30 pm

1 stop11h 35m

$391

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Mon 12/1

7:40 pm-12:55 pm

1 stop10h 15m

Helsinki-Vantaa

Tue 12/9

1:55 pm-6:30 pm

1 stop11h 35m

$391

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Wed 2/11

12:30 pm-10:40 am

2 stops15h 10m

Helsinki-Vantaa

Wed 2/18

11:20 am-5:15 pm

1 stop12h 55m

$402

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Tue 3/3

12:30 pm-3:25 pm

2 stops19h 55m

Helsinki-Vantaa

Tue 3/17

8:55 pm-6:15 pm

2 stops27h 20m

$410

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Wed 12/3

12:19 pm-3:25 pm

2 stops20h 06m

Helsinki-Vantaa

Wed 12/10

11:20 am-5:15 pm

1 stop12h 55m

$424

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Thu 2/5

8:30 pm-1:35 am

1 stop22h 05m

Helsinki-Vantaa

Tue 2/10

4:10 pm-5:15 pm

2 stops32h 05m

$424

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Thu 12/4

8:30 pm-1:35 am

1 stop22h 05m

Helsinki-Vantaa

Thu 12/11

6:15 am-5:15 pm

1 stop18h 00m

$474

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Thu 12/4

8:30 pm-3:25 pm

1 stop11h 55m

Helsinki-Vantaa

Mon 12/8

11:20 am-5:15 pm

1 stop12h 55m

$474

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Wed 9/24

10:05 pm-12:05 am

1 stop19h 00m

Helsinki-Vantaa

Tue 10/7

4:05 pm-7:59 pm

1 stop10h 54m

$474

Washington, D.C.Rovaniemi

IAD - RVN

IADRVN

Washington, D.C. Dulles Intl

Tue 3/10

7:20 pm-12:55 am

2 stops23h 35m

Rovaniemi

Fri 3/20

5:20 pm-4:35 pm

2 stops29h 15m

$687

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 34 results
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Best time to book a flight from Dulles Intl to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland from Dulles Intl 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. Dulles Intl Airport to Finland

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Finland (average of $444). Flying from Washington, D.C. Dulles Intl Airport to Finland in June is currently the most expensive (average of $1,082). 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.

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 September 11, 2025.
Read reviews from past customers who have flown Scandinavian Airlines, United Airlines, and Icelandair from Washington, D.C. Dulles Intl Airport to Finland. 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.
Scandinavian Airlines
7.4
Good
1,484 reviews

Crew

8.0

Overall

7.4

Entertainment

6.7

Comfort

7.3

Food

6.7

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
Scandinavian Airlines
7.4
Good
1,484 reviews
Scandinavian Airlines
7.4
Good
1,484 reviews

Crew

8.0

Overall

7.4

Entertainment

6.7

Comfort

7.3

Food

6.7

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
United Airlines
7.4
Good
8,937 reviews
Scandinavian Airlines
7.4
Good
1,484 reviews

Crew

8.0

Overall

7.4

Entertainment

6.7

Comfort

7.3

Food

6.7

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
Icelandair
7.0
Good
546 reviews
Scandinavian Airlines
7.4
Good
1,484 reviews

Crew

8.0

Overall

7.4

Entertainment

6.7

Comfort

7.3

Food

6.7

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
Lufthansa
6.8
Okay
7,409 reviews
Scandinavian Airlines
7.4
Good
1,484 reviews

Crew

8.0

Overall

7.4

Entertainment

6.7

Comfort

7.3

Food

6.7

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
British Airways
6.7
Okay
7,361 reviews
Scandinavian Airlines
7.4
Good
1,484 reviews

Crew

8.0

Overall

7.4

Entertainment

6.7

Comfort

7.3

Food

6.7

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl Airport to Finland?

    Airlines like Icelandair, Scandinavian Airlines, and Finnair fly from Washington, D.C. Dulles Intl Airport to Finland in about 10h 15m. The time it takes to get you to your destination can typically vary by up to 13h 20m. There are 4308 mi between Washington, D.C. Dulles Intl Airport and Finland. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Most travelers choose Washington, D.C. Dulles Intl - Helsinki-Vantaa, Washington, D.C. Dulles Intl - Rovaniemi or Washington, D.C. Dulles Intl - Ivalo when deciding on the best route from Washington, D.C. Dulles Intl Airport to Finland.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to Finland?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Finland (average of $444). Flying from Washington, D.C. Dulles Intl Airport to Finland in June is currently the most expensive (average of $1,082). 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

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Alternative routes for Dulles Intl to Finland

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Heathrow flights
Baltimore to Heathrow flights
Dulles Intl to Charles de Gaulle flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Madrid flights
Reagan-National to Heathrow flights
Dulles Intl to Istanbul flights
Dulles Intl to Dublin flights
Dulles Intl to Gatwick flights
Dulles Intl to London City flights
Dulles Intl to Frankfurt flights
Baltimore to Gatwick flights
Dulles Intl to Barcelona-El Prat flights
Reagan-National to Gatwick flights
Dulles Intl to Orly flights
Baltimore to Charles de Gaulle flights
Reagan-National to Madrid flights
Reagan-National to Charles de Gaulle flights
Dulles Intl to Lisbon flights
Baltimore to Madrid flights
Dulles Intl to Stansted flights
Reagan-National to Orly flights
Dulles Intl to Keflavik Intl flights
Dulles Intl to Athens flights
Dulles Intl to Luton flights
Baltimore to Leonardo da Vinci/Fiumicino flights
Reagan-National to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Bruxelles-National flights
Dulles Intl to Amsterdam flights
Dulles Intl to Munich flights
Reagan-National to Istanbul flights
Dulles Intl to Vienna flights
Dulles Intl to Zurich flights
Baltimore to Keflavik Intl flights
Baltimore to Dublin flights
Baltimore to Istanbul flights
Reagan-National to Dublin flights
Dulles Intl to Edinburgh flights
Reagan-National to Keflavik Intl flights
Baltimore to Lisbon flights
Reagan-National to Lisbon flights
Baltimore to Frankfurt flights
Reagan-National to Frankfurt flights
Baltimore to Luton flights
Reagan-National to Barcelona-El Prat flights
Baltimore to London City flights
Dulles Intl to Sabiha Gokcen flights
Baltimore to Barcelona-El Prat flights
Reagan-National to London City flights
Baltimore to Stansted flights

Top 7 airlines flying from Dulles Intl to Finland

Discover the top 7 airlines that operate flights from Dulles Intl 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$365Average$501FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$406Average$555FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$482Average$776FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$483Average$774FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$526Average$732FlexibilityNo cancel feeOn-time70%
DeltaCheapest$527Average$726FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$529Average$697FlexibilityNo cancel feeOn-time75%

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