How do most travelers feel about Finnair?

When planning your LHR-WAS trip, keep in mind that Finnair is typically rated 6.8/10. This rating comes from 29 reviews by Cheapflights users who have traveled with Finnair.

Can I get a flight from London Heathrow Airport to Washington, D.C. on Finnair for under £800?

Finnair offers 7 flights from London Heathrow Airport to Washington, D.C. for under £800. Prices vary by date and time. To see all prices and select your dates, click here.

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

Fly Finnair from LHR to Washington, D.C. as low as £499

Cheapflights users flying from London to Washington, D.C. on Finnair typically fly into Washington, D.C. Dulles Intl and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from Heathrow to Washington, D.C. in 2024

Popular in	July
Cheapest in	February
Average price (all airlines)	£600
One-way from	£562
Return from	£487

Highest demand for flights from London Heathrow to Washington, D.C.; 16% potential price increase.

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Best time to find cheap flights from London Heathrow to Washington, D.C.; 2% potential price drop.

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Average price for all London Heathrow to Washington, D.C. flights (one-way and round-trip).

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Cheapest one-way Finnair flight from London Heathrow to Washington, D.C.

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Cheapest return Finnair flight from London Heathrow to Washington, D.C.

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Can I get a flight from London Heathrow Airport to Washington, D.C. on Finnair for under £800?
Finnair offers 7 flights from London Heathrow Airport to Washington, D.C. for under £800. Prices vary by date and time. To see all prices and select your dates, click here.
How do most travelers feel about Finnair?
When planning your LHR-WAS trip, keep in mind that Finnair is typically rated 6.8/10. This rating comes from 29 reviews by Cheapflights users who have traveled with Finnair.

Cheapest Finnair flights from Heathrow to Washington, D.C.

Tue 18/606:15LHR - IAD

1 stop18h 00mFinnair

Tue 3/922:45IAD - LHR

Nonstop7h 20mFinnair

Deal found 16/5£555

Pick Dates

Mon 24/617:25LHR - IAD

Nonstop8h 05mFinnair

Mon 23/917:31IAD - LHR

1 stop10h 34mFinnair

Deal found 15/5£556

Pick Dates

Mon 24/609:15LHR - DCA

1 stop12h 14mFinnair

Mon 23/915:50DCA - LHR

1 stop10h 40mFinnair

Deal found 15/5£560

Pick Dates

Direct flights from Heathrow to Washington, D.C. on Finnair

Tue 3/917:25LHR - IAD

Nonstop8h 05mFinnair

Tue 10/922:45IAD - LHR

Nonstop7h 20mFinnair

Deal found 15/5£499

Pick Dates

Tue 3/912:35LHR - IAD

Nonstop8h 00mFinnair

Thu 12/917:55IAD - LHR

Nonstop7h 20mFinnair

Deal found 16/5£500

Pick Dates

Tue 17/917:25LHR - IAD

Nonstop8h 05mFinnair

Tue 24/917:55IAD - LHR

Nonstop7h 20mFinnair

Deal found 15/5£501

Pick Dates

Last minute deals on Cheapflights

Wed 22/517:25LHR - IAD

Nonstop8h 05mFinnair

Tue 4/617:17IAD - LHR

1 stop16h 08mFinnair

Deal found 15/5£584

Pick Dates

Sun 26/517:35LHR - IAD

Nonstop8h 00mFinnair

Mon 3/611:48IAD - LHR

1 stop16h 17mFinnair

Deal found 15/5£589

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Sat 25/517:00LHR - DCA

1 stop11h 24mFinnair

Sun 2/619:45DCA - LHR

1 stop20h 55mFinnair

Deal found 15/5£589

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One-way Finnair flights to Washington, D.C. from Heathrow

Wed 9/1016:35LHR - BWI

Nonstop8h 05mFinnair

Deal found 16/5£562

Pick Dates

Wed 4/917:25LHR - IAD

Nonstop8h 05mFinnair

Deal found 16/5£573

Pick Dates

Wed 4/916:35LHR - BWI

Nonstop8h 05mFinnair

Deal found 16/5£573

Pick Dates

Average price of Finnair flights from Heathrow to Washington, D.C.

Currently, the most affordable month to book a Finnair flight from London Heathrow Airport to Washington, D.C. in November, with an average price of £597. Conversely, traveling with Finnair from London Heathrow Airport to Washington, D.C. in June will be the most expensive, with an average cost of £861. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

January

£472

February

£491

March

£551

April

£529

May

£585

June

£679

July

£677

August

£604

September

£540

October

£505

November

£471

December

£488

Temperature and rainfall in Washington, D.C. by month

WAS Temperature	2 - 27 °C

WAS

Temperature

2 - 27 °C

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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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Fly from Heathrow to Washington, D.C. on another airline
Consider alternative airlines that service the Washington, D.C. area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Virgin Atlantic flights from London Heathrow to Washington, D.C.

British Airways flights from London Heathrow to Washington, D.C.

Other Finnair flights from Heathrow
Browse through other Finnair flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

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Finnair flights from Heathrow to Washington, D.C.

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Complete your trip
Complete your trip to Washington, D.C. by adding a car hire and/or hotel booking to your travel itinerary.

Washington, D.C. car hire

Washington, D.C. Dulles Intl Airport car hire

Baltimore/Washington Airport car hire

Washington, D.C. Reagan-National Airport car hire

Dupont Circle car hire

Georgetown car hire

Capitol Hill car hire

Southwest Waterfront car hire

Foggy Bottom - West End car hire

Columbia Heights car hire

Shaw car hire

The Mall - East End car hire

Other airlines servicing Heathrow and Washington, D.C.
Choose from other airlines serving Heathrow and Washington, D.C..

American Airlines flights

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Austrian Airlines flights

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TAP AIR PORTUGAL flights

United Airlines flights

Virgin Atlantic flights

Other popular destinations in North America
If Washington, D.C. is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Flights to New York

Flights to Toronto

Flights to Orlando

Flights to Los Angeles

Flights to Las Vegas

Flights to Miami

Flights to Vancouver

Flights to San Francisco

Popular flights with Finnair
Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Finnair flights from Heathrow to Dallas/Fort Worth

Finnair flights from Heathrow to Atlanta

Finnair flights from Heathrow to New York

Finnair flights from Heathrow to Charlotte

Finnair flights from Heathrow to Las Vegas

Finnair flights from Heathrow to Raleigh

Finnair flights from Heathrow to George Bush Intcntl

Finnair flights from Heathrow to Minneapolis

Finnair flights from Heathrow to Nashville

Finnair flights from Heathrow to Los Angeles

Finnair flights from Heathrow to Las Vegas

Finnair flights from Heathrow to Miami

Finnair flights from Heathrow to Dallas/Fort Worth

Finnair flights from Heathrow to John F Kennedy Intl

Finnair flights from Heathrow to Chicago

Finnair flights from Heathrow to Boston

Finnair flights from Heathrow to Sky Harbor Intl

Finnair flights from Heathrow to Helsinki

Finnair flights from Heathrow to Charlotte

Finnair flights from Heathrow to Philadelphia

Finnair flights from Heathrow to Helsinki

Finnair flights from Heathrow to Washington, D.C.

Finnair flights from Heathrow to O'Hare Intl

Finnair flights from Heathrow to Mexico City

Finnair flights from Heathrow to Nashville

Finnair flights from Heathrow to Atlanta

Finnair flights from Heathrow to New York

Finnair flights from Heathrow to Raleigh

See what others are saying about Finnair

Finnair

7.7

Good

1,376 reviews

Check prices

Overview

Recent reviews

5.6

Fair|Mar 2020

Nothing

Snack and some complimentary wifi or entertainment

4.0

Mediocre|Nov 2021

Had to pay £65 (~$90)to check my bag even though it was free on the outgoing flight. Had to pay surcharge for paying at check in even though I tried to correct in advance over phone and online. Kayak was no help.

10.0

Wonderful|Oct 2021

Kayak was terrible, I was told that I got 1 free checked bag, but when I got to the check-in counter I was told otherwise and had to pay for my checked bag!!!!

10.0

Wonderful|Aug 2022

Asked to put hand luggage in hold as flight full. Been waiting over an hour at Manchester airport to retrieve it

6.0

Okay|Jul 2023

One of the Flightattendant was so rude and bad. She should not work with people.

1 out of 459

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Cheapflights users flying from London to Washington, D.C. on Finnair typically fly into Washington, D.C. Dulles Intl and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from Heathrow to Washington, D.C. in 2024

Find detailed information about Finnair flights from Heathrow to Washington, D.C.. Explore the options provided by Finnair to plan your journey from Heathrow to Washington, D.C.. Data last updated 16 May 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Return from

Can I get a flight from London Heathrow Airport to Washington, D.C. on Finnair for under £800?

How do most travelers feel about Finnair?

Cheapest Finnair flights from Heathrow to Washington, D.C.

Direct flights from Heathrow to Washington, D.C. on Finnair

Last minute deals on Cheapflights

One-way Finnair flights to Washington, D.C. from Heathrow

Average price of Finnair flights from Heathrow to Washington, D.C.

Plan your Finnair flight from Heathrow to Washington, D.C. by taking into account the cheapest months to travel. The average price of a one-way Finnair flight from Heathrow to Washington, D.C. is currently £569 while a return flight costs £500. Price data was last updated on 12 May 2024.

Temperature and rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature and rainfall totals by month.

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.

Fly from Heathrow to Washington, D.C. on another airline
Consider alternative airlines that service the Washington, D.C. area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Consider alternative airlines that service the Washington, D.C. area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Other Finnair flights from Heathrow
Browse through other Finnair flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Browse through other Finnair flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Complete your trip
Complete your trip to Washington, D.C. by adding a car hire and/or hotel booking to your travel itinerary.

Complete your trip to Washington, D.C. by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines servicing Heathrow and Washington, D.C.
Choose from other airlines serving Heathrow and Washington, D.C..

Choose from other airlines serving Heathrow and Washington, D.C..

Other popular destinations in North America
If Washington, D.C. is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

If Washington, D.C. is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Popular flights with Finnair
Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 16 May 2024.

See what others are saying about Finnair

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Flights

Finnair flights from London Heathrow Airport to Washington, D.C. (LHR - WAS)

Cheapflights users flying from London to Washington, D.C. on Finnair typically fly into Washington, D.C. Dulles Intl and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from Heathrow to Washington, D.C. in 2024

Find detailed information about Finnair flights from Heathrow to Washington, D.C.. Explore the options provided by Finnair to plan your journey from Heathrow to Washington, D.C.. Data last updated 16 May 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Return from

Can I get a flight from London Heathrow Airport to Washington, D.C. on Finnair for under £800?

How do most travelers feel about Finnair?

Cheapest Finnair flights from Heathrow to Washington, D.C.

Direct flights from Heathrow to Washington, D.C. on Finnair

Last minute deals on Cheapflights

One-way Finnair flights to Washington, D.C. from Heathrow

Average price of Finnair flights from Heathrow to Washington, D.C.

Plan your Finnair flight from Heathrow to Washington, D.C. by taking into account the cheapest months to travel. The average price of a one-way Finnair flight from Heathrow to Washington, D.C. is currently £569 while a return flight costs £500. Price data was last updated on 12 May 2024.

Temperature and rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature and rainfall totals by month.

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.

Fly from Heathrow to Washington, D.C. on another airlineConsider alternative airlines that service the Washington, D.C. area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

Consider alternative airlines that service the Washington, D.C. area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.

See what others are saying about Finnair

Overview

100% Free

Book with Flexibility

Travel Smart

Fly from Heathrow to Washington, D.C. on another airline
Consider alternative airlines that service the Washington, D.C. area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 May 2024.