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.

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 £516

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	August
Cheapest in	February
Average price (all airlines)	£558
One-way from	£559
Return from	£520

Highest demand for flights from London Heathrow to Washington, D.C.; 14% 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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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.

Wed 8/516:35LHR - BWI

Nonstop7h 50mFinnair

Wed 15/507:00BWI - LHR

1 stop21h 25mFinnair

Deal found 28/4£516

Pick Dates

Mon 6/513:40LHR - DCA

1 stop10h 36mFinnair

Thu 9/513:50DCA - LHR

1 stop16h 00mFinnair

Deal found 28/4£520

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Wed 15/514:10LHR - DCA

1 stop13h 50mFinnair

Sun 19/517:30DCA - LHR

1 stop23h 10mFinnair

Deal found 29/4£529

Pick Dates

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

Tue 17/917:25LHR - IAD

Nonstop8h 05mFinnair

Tue 24/917:55IAD - LHR

Nonstop7h 20mFinnair

Deal found 28/4£521

Pick Dates

Sat 14/912:35LHR - IAD

Nonstop8h 00mFinnair

Sat 21/917:55IAD - LHR

Nonstop7h 20mFinnair

Deal found 28/4£580

Pick Dates

Mon 9/916:35LHR - BWI

Nonstop8h 05mFinnair

Mon 16/921:25BWI - LHR

Nonstop7h 05mFinnair

Deal found 28/4£581

Pick Dates

Last minute deals on Cheapflights

Wed 8/516:35LHR - BWI

Nonstop7h 50mFinnair

Wed 15/507:00BWI - LHR

1 stop21h 25mFinnair

Deal found 28/4£516

Pick Dates

Mon 6/513:40LHR - DCA

1 stop10h 36mFinnair

Thu 9/513:50DCA - LHR

1 stop16h 00mFinnair

Deal found 28/4£520

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Thu 9/510:30LHR - BWI

1 stop17h 08mFinnair

Sun 12/517:35BWI - LHR

1 stop32h 55mFinnair

Deal found 28/4£539

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

Fri 28/612:35LHR - IAD

Nonstop8h 05mFinnair

Deal found 28/4£559

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Wed 9/1016:35LHR - BWI

Nonstop8h 05mFinnair

Deal found 28/4£591

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Thu 9/517:25LHR - IAD

Nonstop8h 05mFinnair

Deal found 27/4£644

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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 January, with an average price of £598. Conversely, traveling with Finnair from London Heathrow Airport to Washington, D.C. in July will be the most expensive, with an average cost of £844. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

January

£479

February

£498

March

£559

April

£537

May

£595

June

£672

July

£675

August

£603

September

£554

October

£520

November

£482

December

£495

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 29 April 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 29 April 2024.

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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

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Shaw car hire

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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 29 April 2024.

Flights to New York

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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 29 April 2024.

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See what others are saying about Finnair

Finnair

7.7

Good

1,380 reviews

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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 460

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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 29 April 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Return from

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 £598 while a return flight costs £561. Price data was last updated on 21 April 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 29 April 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 29 April 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 29 April 2024.

Browse through other Finnair flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 29 April 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 29 April 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 29 April 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 29 April 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 29 April 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 29 April 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Return from

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 £598 while a return flight costs £561. Price data was last updated on 21 April 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 29 April 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 29 April 2024.

See what others are saying about Finnair

Overview

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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 29 April 2024.