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

A quick flight from Helsinki to Washington, D.C. can take about 12h 52m. United Airlines provides one of the quickest options available for as low as $495. Helsinki and Washington, D.C. are separated by a distance of 4302 mi. This flight may include one or multiple stops.

What is the cheapest airline to fly from Helsinki to Washington, D.C. round-trip?

Currently priced at $529, Lufthansa will fly you from Helsinki to Washington, D.C. and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Users have found that Lufthansa is 16% cheaper than the other options available to this destination.

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

The cheapest airline one-way is KLM, with whom users have recently found tickets for as low as $680. However, be on the lookout for offers from Finnair and British Airways, as they are both options that can get you from Helsinki to Washington, D.C. for a low price.

What is the cheapest day to fly from Helsinki to Washington, D.C.?

Travelers seeking maximum savings on their Helsinki to Washington, D.C. flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Washington, D.C. 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. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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).

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

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

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

Most people fly from Helsinki-Vantaa (HEL) if they book a flight from Helsinki to Washington, D.C.. On average, Helsinki-Vantaa has 0 outbound flights to Washington, D.C. per day from 1 airline. Helsinki-Vantaa is conveniently located just 10.6 mi from Helsinki’s city center.

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

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

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

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

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

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

$395+ Cheap Flights from Helsinki to Washington, D.C.

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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Helsinki-Vantaa to Washington, D.C. are usually found in July or September, booked 58 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

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

Round-trip from	$470 (FlightHub)
One-way from	$395 (Kiwi.com)
Popular in	June
Cheapest in	July
Average price	$554

From Helsinki-Vantaa to Washington, D.C. (WAS)

Search Deals

One-way flight from Helsinki-Vantaa to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 2% potential increase in price ($16 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($17 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 Helsinki to Washington, D.C.

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

Thu 11/271:55 pmHEL - IAD

1 stop11h 35mIcelandair

Sat 12/137:40 pmIAD - HEL

1 stop10h 15mIcelandair

Deal found 9/15

$470

Wed 12/31:55 pmHEL - IAD

1 stop11h 35mIcelandair

Mon 12/87:40 pmIAD - HEL

1 stop10h 15mIcelandair

Deal found 9/14

$472

Thu 10/166:10 amHEL - IAD

1 stop14h 20mLufthansa

Wed 10/2911:55 pmIAD - HEL

1 stop12h 55mLufthansa

Deal found 9/15

$477

Wed 12/31:55 pmHEL - IAD

1 stop13h 20mUnited Airlines

Wed 12/101:10 pmIAD - HEL

2 stops22h 40mUnited Airlines

Deal found 9/14

$485

Thu 10/166:10 amHEL - IAD

1 stop16h 40mMultiple Airlines

Wed 10/299:00 amIAD - HEL

2 stops25h 30mMultiple Airlines

Deal found 9/15

$488

Fri 10/176:10 amHEL - IAD

1 stop16h 40mUnited Airlines

Wed 10/2911:55 pmIAD - HEL

1 stop12h 55mUnited Airlines

Deal found 9/16

$490

Tue 12/27:05 amHEL - IAD

1 stop14h 30mLufthansa

Tue 12/95:40 pmIAD - HEL

1 stop18h 10mLufthansa

Deal found 9/15

$491

Thu 12/41:55 pmHEL - IAD

1 stop13h 20mUnited Airlines

Sun 12/76:00 pmIAD - HEL

1 stop12h 10mUnited Airlines

Deal found 9/15

$493

Tue 12/21:55 pmHEL - IAD

1 stop11h 35mIcelandair

Fri 12/57:40 pmIAD - HEL

1 stop10h 15mIcelandair

Deal found 9/15

$494

Fri 10/314:50 pmHEL - DCA

1 stop12h 07mMultiple Airlines

Fri 11/75:45 pmDCA - HEL

1 stop13h 10mMultiple Airlines

Deal found 9/15

$495

Fri 10/312:15 pmHEL - IAD

1 stop32h 35mLufthansa

Fri 11/75:40 pmIAD - HEL

1 stop18h 10mLufthansa

Deal found 9/16

$496

Mon 12/16:55 amHEL - IAD

2 stops31h 34mUnited Airlines

Thu 12/1110:55 pmIAD - HEL

1 stop12h 55mUnited Airlines

Deal found 9/15

$497

Best flights from Helsinki to Washington, D.C.
Discover carefully curated flight deals from Helsinki to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2025.

Fri 10/176:10 amHEL - IAD

1 stop16h 40mUnited Airlines

Wed 10/2911:55 pmIAD - HEL

1 stop12h 55mUnited Airlines

Deal found 9/16

$490

Thu 12/46:55 amHEL - IAD

1 stop15h 55mLufthansa

Tue 12/95:40 pmIAD - HEL

1 stop18h 10mLufthansa

Deal found 9/14

$491

Fri 10/314:50 pmHEL - DCA

1 stop12h 07mMultiple Airlines

Fri 11/75:45 pmDCA - HEL

1 stop13h 10mMultiple Airlines

Deal found 9/15

$495

Mon 9/295:15 pmHEL - DCA

1 stop12h 52mFinnair

Sun 10/127:06 pmDCA - HEL

1 stop11h 54mFinnair

Deal found 9/14

$495

Thu 11/206:55 amHEL - DCA

2 stops22h 40mAir Canada

Sun 11/236:00 amDCA - HEL

2 stops29h 50mAir Canada

Deal found 9/14

$498

Thu 10/165:15 pmHEL - DCA

1 stop12h 42mAmerican Airlines

Wed 10/293:12 pmDCA - HEL

1 stop16h 43mAmerican Airlines

Deal found 9/15

$501

Thu 11/207:00 amHEL - BWI

2 stops16h 49mDelta

Sun 11/232:35 pmBWI - HEL

2 stops15h 35mDelta

Deal found 9/14

$608

Thu 11/271:55 pmHEL - BWI

1 stop11h 45mIcelandair

Sat 12/137:40 pmBWI - HEL

1 stop10h 15mIcelandair

Deal found 9/15

$652

Wed 12/37:50 amHEL - BWI

1 stop17h 55mBritish Airways

Wed 12/108:35 pmBWI - HEL

1 stop17h 35mBritish Airways

Deal found 9/14

$727

Thu 10/166:10 amHEL - IAD

1 stop14h 20mUnited Airlines

Fri 10/3111:55 pmIAD - HEL

1 stop12h 55mUnited Airlines

Deal found 9/16

$491

Thu 12/46:55 amHEL - IAD

1 stop15h 55mLufthansa

Thu 12/1110:55 pmIAD - HEL

1 stop12h 55mLufthansa

Deal found 9/14

$491

Thu 11/204:50 pmHEL - DCA

1 stop24h 27mAmerican Airlines

Sun 11/231:44 pmDCA - HEL

1 stop17h 11mAmerican Airlines

Deal found 9/14

$510

Wed 12/36:55 amHEL - DCA

2 stops19h 50mAir Canada

Mon 12/84:10 pmDCA - HEL

2 stops19h 40mAir Canada

Deal found 9/14

$518

Fri 11/286:55 amHEL - IAD

1 stop15h 55mUnited Airlines

Tue 12/95:40 pmIAD - HEL

1 stop18h 10mUnited Airlines

Deal found 9/15

$491

Thu 12/41:55 pmHEL - IAD

1 stop13h 20mLufthansa

Mon 12/85:40 pmIAD - HEL

1 stop18h 10mLufthansa

Deal found 9/14

$491

Thu 10/166:10 amHEL - DCA

2 stops20h 34mAir Canada

Wed 10/296:50 pmDCA - HEL

2 stops15h 40mAir Canada

Deal found 9/15

$518

Wed 12/31:55 pmHEL - IAD

1 stop13h 20mUnited Airlines

Thu 12/1110:55 pmIAD - HEL

1 stop12h 55mUnited Airlines

Deal found 9/14

$491

Tue 12/27:05 amHEL - IAD

1 stop15h 45mLufthansa

Mon 12/810:55 pmIAD - HEL

1 stop12h 55mLufthansa

Deal found 9/14

$491

Thu 11/276:55 amHEL - DCA

2 stops33h 00mAir Canada

Sat 12/138:40 pmDCA - HEL

2 stops37h 00mAir Canada

Deal found 9/15

$523

Thu 10/166:10 amHEL - IAD

1 stop14h 20mUnited Airlines

Wed 10/2911:55 pmIAD - HEL

1 stop12h 55mUnited Airlines

Deal found 9/16

$491

Thu 10/1612:35 pmHEL - BWI

1 stop17h 18mAmerican Airlines

Wed 10/291:27 pmBWI - HEL

1 stop15h 18mAmerican Airlines

Deal found 9/15

$616

Fri 10/317:50 amHEL - BWI

1 stop17h 55mFinnair

Fri 11/78:35 pmBWI - HEL

1 stop17h 35mFinnair

Deal found 9/16

$695

Mon 12/112:45 pmHEL - DCA

2 stops28h 41mAir Canada

Mon 12/84:10 pmDCA - HEL

2 stops19h 40mAir Canada

Deal found 9/15

$523

Thu 10/163:00 pmHEL - BWI

1 stop11h 25mIcelandair

Fri 10/318:40 pmBWI - HEL

1 stop10h 15mIcelandair

Deal found 9/16

$710

Fri 11/286:55 amHEL - IAD

1 stop15h 55mUnited Airlines

Thu 12/1110:55 pmIAD - HEL

1 stop12h 55mUnited Airlines

Deal found 9/15

$491

Thu 10/168:00 amHEL - BWI

1 stop18h 45mBritish Airways

Wed 10/299:35 pmBWI - HEL

1 stop11h 40mBritish Airways

Deal found 9/15

$760

Wed 12/312:45 pmHEL - DCA

2 stops16h 11mAir Canada

Wed 12/106:00 amDCA - HEL

2 stops29h 50mAir Canada

Deal found 9/14

$525

Thu 10/163:00 pmHEL - BWI

1 stop11h 25mMultiple Airlines

Wed 10/298:40 pmBWI - HEL

2 stops12h 45mMultiple Airlines

Deal found 9/15

$787

Fri 10/171:55 pmHEL - BWI

2 stops16h 18mDelta

Wed 10/296:22 pmBWI - HEL

2 stops17h 03mDelta

Deal found 9/16

$788

Thu 12/46:55 amHEL - IAD

1 stop15h 55mUnited Airlines

Mon 12/810:55 pmIAD - HEL

1 stop12h 55mUnited Airlines

Deal found 9/14

$491

Last-minute flights from Helsinki to Washington, D.C.
Discover last-minute flight deals from Helsinki to Washington, D.C.. Data last updated September 16, 2025 and is based on user searches.

Mon 9/296:10 amHEL - IAD

1 stop14h 20mUnited Airlines

Sun 10/1210:15 pmIAD - HEL

1 stop19h 25mUnited Airlines

Deal found 9/14

$493

Thu 10/166:10 amHEL - IAD

1 stop14h 20mLufthansa

Wed 10/2911:55 pmIAD - HEL

1 stop12h 55mLufthansa

Deal found 9/15

$477

Thu 10/166:10 amHEL - IAD

1 stop16h 40mMultiple Airlines

Wed 10/299:00 amIAD - HEL

2 stops25h 30mMultiple Airlines

Deal found 9/15

$488

Thu 10/166:10 amHEL - IAD

1 stop16h 40mUnited Airlines

Wed 10/2911:55 pmIAD - HEL

1 stop12h 55mUnited Airlines

Deal found 9/15

$491

Thu 10/165:15 pmHEL - DCA

1 stop12h 42mAmerican Airlines

Wed 10/297:06 pmDCA - HEL

1 stop12h 49mAmerican Airlines

Deal found 9/15

$501

Thu 10/166:10 amHEL - DCA

2 stops20h 34mAir Canada

Wed 10/296:50 pmDCA - HEL

2 stops15h 40mAir Canada

Deal found 9/15

$518

Fri 10/176:10 amHEL - IAD

1 stop16h 40mUnited Airlines

Wed 10/2911:55 pmIAD - HEL

1 stop12h 55mUnited Airlines

Deal found 9/16

$490

Fri 10/314:50 pmHEL - DCA

1 stop12h 07mMultiple Airlines

Fri 11/75:45 pmDCA - HEL

1 stop13h 10mMultiple Airlines

Deal found 9/15

$495

Fri 10/312:15 pmHEL - IAD

1 stop32h 35mLufthansa

Fri 11/75:40 pmIAD - HEL

1 stop18h 10mLufthansa

Deal found 9/16

$496

Fri 10/316:55 amHEL - IAD

2 stops30h 18mUnited Airlines

Fri 11/710:55 pmIAD - HEL

1 stop12h 55mUnited Airlines

Deal found 9/16

$497

Fri 10/316:55 amHEL - DCA

2 stops32h 58mUnited Airlines

Fri 11/78:40 pmDCA - HEL

2 stops39h 10mUnited Airlines

Deal found 9/15

$504

Fri 10/317:00 amHEL - IAD

2 stops18h 26mDelta

Fri 11/76:50 pmIAD - HEL

1 stop14h 35mDelta

Deal found 9/16

$520

One-way flights from Helsinki to Washington, D.C.
Search for one-way flight options from Helsinki to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated September 16, 2025.

Wed 12/39:45 pmHEL - IAD

2 stops40h 50mMultiple Airlines

Deal found 9/16

$395

Fri 10/179:00 pmHEL - BWI

2 stops27h 40mMultiple Airlines

Deal found 9/15

$418

Sat 10/1811:00 pmHEL - IAD

3 stops47h 20mMultiple Airlines

Deal found 9/14

$436

Thu 12/45:30 amHEL - IAD

3 stops33h 05mMultiple Airlines

Deal found 9/16

$437

Sat 10/1811:00 pmHEL - BWI

3 stops49h 40mMultiple Airlines

Deal found 9/14

$452

Tue 12/21:15 pmHEL - IAD

3 stops37h 15mMultiple Airlines

Deal found 9/16

$470

Sun 11/307:20 amHEL - IAD

2 stops38h 55mMultiple Airlines

Deal found 9/16

$472

Mon 12/17:40 amHEL - IAD

3 stops42h 50mMultiple Airlines

Deal found 9/16

$475

Fri 10/179:00 amHEL - IAD

3 stops37h 20mMultiple Airlines

Deal found 9/15

$485

Mon 12/12:05 pmHEL - DCA

2 stops15h 51mKLM

Deal found 9/16

$680

Tue 12/211:20 pmHEL - BWI

2 stops26h 25mFinnair

Deal found 9/16

$681

Fri 10/178:05 amHEL - DCA

3 stops21h 29mMultiple Airlines

Deal found 9/15

$681

Cheapflights Fare Finder

Use the filters below to find and compare flights from Helsinki to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Fri 10/17

6:10 am-3:50 pm

1 stop16h 40m

Washington, D.C. Dulles Intl

Wed 10/29

11:55 pm-6:50 pm

1 stop12h 55m

$490

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 12/4

6:55 am-3:50 pm

1 stop15h 55m

Washington, D.C. Dulles Intl

Tue 12/9

5:40 pm-6:50 pm

1 stop18h 10m

$491

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 10/16

6:10 am-1:30 pm

1 stop14h 20m

Washington, D.C. Dulles Intl

Fri 10/31

11:55 pm-6:50 pm

1 stop12h 55m

$491

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 12/4

6:55 am-3:50 pm

1 stop15h 55m

Washington, D.C. Dulles Intl

Thu 12/11

10:55 pm-6:50 pm

1 stop12h 55m

$491

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Fri 11/28

6:55 am-3:50 pm

1 stop15h 55m

Washington, D.C. Dulles Intl

Tue 12/9

5:40 pm-6:50 pm

1 stop18h 10m

$491

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 12/4

1:55 pm-8:15 pm

1 stop13h 20m

Washington, D.C. Dulles Intl

Mon 12/8

5:40 pm-6:50 pm

1 stop18h 10m

$491

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Wed 12/3

1:55 pm-8:15 pm

1 stop13h 20m

Washington, D.C. Dulles Intl

Thu 12/11

10:55 pm-6:50 pm

1 stop12h 55m

$491

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Tue 12/2

7:05 am-3:50 pm

1 stop15h 45m

Washington, D.C. Dulles Intl

Mon 12/8

10:55 pm-6:50 pm

1 stop12h 55m

$491

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Thu 10/16

6:10 am-1:30 pm

1 stop14h 20m

Washington, D.C. Dulles Intl

Wed 10/29

11:55 pm-6:50 pm

1 stop12h 55m

$491

HelsinkiWashington, D.C.

HEL - IAD

HELIAD

Helsinki-Vantaa

Fri 11/28

6:55 am-3:50 pm

1 stop15h 55m

Washington, D.C. Dulles Intl

Thu 12/11

10:55 pm-6:50 pm

1 stop12h 55m

$491

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 53 results

...

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

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

Cheapflights Insights

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

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

Booking 58 days in advance of your planned departure date is, on average, the best time to get cheap flights from Helsinki to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Helsinki to Washington, D.C. (average of $292). Flying from Helsinki to Washington, D.C. in April is currently the most expensive (average of $337). 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 WAS?

A simple way to save on the total cost of your ticket is to fly from Helsinki to Washington, D.C. in the afternoon. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown KLM, Finnair, and Scandinavian Airlines from Helsinki to Washington, D.C.. 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.

KLM

7.8

Good

1,386 reviews

Reviews

1 / 20

4.0

Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

KLM

7.8

Good

1,386 reviews

KLM

7.8

Good

1,386 reviews

Reviews

1 / 20

4.0

Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Finnair

7.6

Good

1,324 reviews

KLM

7.8

Good

1,386 reviews

Reviews

1 / 20

4.0

Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Scandinavian Airlines

7.4

Good

1,486 reviews

KLM

7.8

Good

1,386 reviews

Reviews

1 / 20

4.0

Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Icelandair

7.0

Good

544 reviews

KLM

7.8

Good

1,386 reviews

Reviews

1 / 20

4.0

Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

What airport do you fly from for flights from Helsinki to Washington, D.C.?
Most people fly from Helsinki-Vantaa (HEL) if they book a flight from Helsinki to Washington, D.C.. On average, Helsinki-Vantaa has 0 outbound flights to Washington, D.C. per day from 1 airline. Helsinki-Vantaa is conveniently located just 10.6 mi from Helsinki’s city center.
How long is the flight from Helsinki to Washington, D.C.?
A quick flight from Helsinki to Washington, D.C. can take about 12h 52m. United Airlines provides one of the quickest options available for as low as $495. Helsinki and Washington, D.C. are separated by a distance of 4302 mi. This flight may include one or multiple stops.
What is the cheapest airline to fly from Helsinki to Washington, D.C. round-trip?
Currently priced at $529, Lufthansa will fly you from Helsinki to Washington, D.C. and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Users have found that Lufthansa is 16% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Helsinki to Washington, D.C. one-way?
The cheapest airline one-way is KLM, with whom users have recently found tickets for as low as $680. However, be on the lookout for offers from Finnair and British Airways, as they are both options that can get you from Helsinki to Washington, D.C. for a low price.
What are the most popular routes from Helsinki to Washington, D.C.?
Most travelers choose Helsinki-Vantaa - Baltimore/Washington, Helsinki-Vantaa - Washington, D.C. Dulles Intl or Helsinki-Vantaa - Washington, D.C. Reagan-National when deciding on the best route from Helsinki to Washington, D.C..
Can I find deals for flights from Helsinki to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Helsinki to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Helsinki to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helsinki to Washington, D.C..
Can I find deals for business class flights from Helsinki to Washington, D.C.?
Yes. Cheapflights offers flight deals from Helsinki to Washington, D.C. 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.?
Currently, August is the cheapest month in which you can book a flight from Helsinki to Washington, D.C. (average of $292). Flying from Helsinki to Washington, D.C. in April is currently the most expensive (average of $337). 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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Linthicum Heights

Fairfax

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Manassas

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Laurel

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Dundalk

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Helsinki to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest$529	Average$832	FlexibilityNo cancel fee	On-time76%

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$395+ Cheap flights from Helsinki (HEL) to Washington, D.C. (WAS)

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Helsinki to Washington, D.C. with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Helsinki-Vantaa to Washington, D.C. are usually found in July or September, booked 58 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

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

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

Explore the most affordable flight options available from Helsinki to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

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

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

Use this chart to determine the optimal time to book a round-trip flight from Helsinki to Washington, D.C.. Price data was last updated on September 12, 2025.

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

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

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown KLM, Finnair, and Scandinavian Airlines from Helsinki to Washington, D.C.. 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.

Related info for your journey

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

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