How do most travelers feel about Finnair?

29 Cheapflights users have left reviews for Finnair and have rated the airline 6.8/10. If you are looking to travel from London to Washington, D.C. on Finnair, input your dates in the form above for our best prices!

Does Finnair service alternative airports for LON-WAS?

If you’re flying LON-WAS on Finnair and are looking for alternative airports to fly into or out of, you are in luck. Instead of landing at Washington, D.C. Dulles Intl, there are routes available with Finnair that will take you to Baltimore/Washington. If you are looking for a closer or different airport to depart from in London, Finnair also flies out of London Gatwick when traveling to Washington, D.C..

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

London to Washington, D.C. flights on Finnair are currently available under £800. 3 flights have been found by Cheapflights users under that amount. To find flights for your dates, click here.

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

Booking with Finnair 86 days in advance of your planned departure date is, on average, the best time to get cheap flights from London 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 London to Washington, D.C. with Finnair?

Currently, the most affordable month to book a Finnair flight from London to Washington, D.C. in January, with an average price of £599. Conversely, traveling with Finnair from London to Washington, D.C. in July will be the most expensive, with an average cost of £873. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

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 London to Washington, D.C. as low as £550

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 London to Washington, D.C. in 2024

Popular in	July
Cheapest in	November
Average price (all airlines)	£561
One-way from	£550
Return from	£511

Highest demand for flights from London to Washington, D.C.; 15% potential price increase.

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

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

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

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

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Can I get a flight from London to Washington, D.C. on Finnair for under £800?
London to Washington, D.C. flights on Finnair are currently available under £800. 3 flights have been found by Cheapflights users under that amount. To find flights for your dates, click here.
Does Finnair service alternative airports for LON-WAS?
If you’re flying LON-WAS on Finnair and are looking for alternative airports to fly into or out of, you are in luck. Instead of landing at Washington, D.C. Dulles Intl, there are routes available with Finnair that will take you to Baltimore/Washington. If you are looking for a closer or different airport to depart from in London, Finnair also flies out of London Gatwick when traveling to Washington, D.C..
How do most travelers feel about Finnair?
29 Cheapflights users have left reviews for Finnair and have rated the airline 6.8/10. If you are looking to travel from London to Washington, D.C. on Finnair, input your dates in the form above for our best prices!

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

Tue 11/613:00LHR - BWI

1 stop15h 58mFinnair

Thu 20/618:05BWI - LHR

1 stop13h 05mFinnair

Deal found 30/5£643

Pick Dates

Tue 18/613:00LHR - BWI

1 stop15h 58mFinnair

Tue 23/721:20BWI - LHR

Nonstop7h 10mFinnair

Deal found 30/5£650

Pick Dates

Mon 17/616:35LHR - BWI

Nonstop8h 00mFinnair

Sun 30/606:15BWI - LHR

1 stop22h 10mFinnair

Deal found 30/5£675

Pick Dates

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

Mon 28/1015:25LHR - BWI

Nonstop8h 30mFinnair

Thu 7/1120:40BWI - LHR

Nonstop6h 55mFinnair

Deal found 30/5£560

Pick Dates

Wed 18/916:35LHR - BWI

Nonstop8h 05mFinnair

Sat 28/921:25BWI - LHR

Nonstop7h 05mFinnair

Deal found 30/5£598

Pick Dates

Sun 8/916:35LHR - BWI

Nonstop8h 05mFinnair

Sat 21/921:25BWI - LHR

Nonstop7h 05mFinnair

Deal found 30/5£608

Pick Dates

Last minute deals on Cheapflights

Sun 9/613:00LHR - BWI

1 stop15h 58mFinnair

Sun 30/620:16BWI - LHR

1 stop31h 49mFinnair

Deal found 30/5£678

Pick Dates

Sun 9/614:20LHR - IAD

1 stop20h 20mFinnair

Sun 30/622:50IAD - LHR

Nonstop7h 20mFinnair

Deal found 30/5£808

Pick Dates

Sun 9/616:35LHR - BWI

Nonstop8h 00mFinnair

Sun 30/606:15BWI - LHR

1 stop22h 10mFinnair

Deal found 30/5£814

Pick Dates

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

Thu 14/1115:25LHR - BWI

Nonstop8h 30mFinnair

Deal found 29/5£550

Pick Dates

Fri 8/1115:25LHR - BWI

Nonstop8h 30mFinnair

Deal found 29/5£554

Pick Dates

Thu 14/1108:40LHR - BWI

1 stop12h 13mFinnair

Deal found 29/5£555

Pick Dates

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from London with our price prediction graph.

Estimated return price

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 London 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 30 May 2024.

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Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 30 May 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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Capitol Hill car hire

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Shaw car hire

The Mall - East End 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 30 May 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 30 May 2024.

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Finnair flights from London to Atlanta

Finnair flights from London to New York

Finnair flights from London to O'Hare Intl

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Finnair flights from London to Los Angeles

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Finnair flights from London to George Bush Intcntl

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Finnair flights from London to Nashville

See what others are saying about Finnair

Finnair

7.7

Good

1,372 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 458

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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 London to Washington, D.C. in 2024

Find detailed information about Finnair flights from London to Washington, D.C.. Explore the options provided by Finnair to plan your journey from London to Washington, D.C.. Data last updated 30 May 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Return from

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

Does Finnair service alternative airports for LON-WAS?

How do most travelers feel about Finnair?

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

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

Last minute deals on Cheapflights

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

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from London with our price prediction graph.

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 London 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 30 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 30 May 2024.

Other Finnair flights from London
Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 30 May 2024.

Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 30 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 London and Washington, D.C.
Choose from other airlines serving London and Washington, D.C..

Choose from other airlines serving London 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 30 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 30 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 30 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 30 May 2024.

See what others are saying about Finnair

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Finnair flights from London to Washington, D.C. (LON - 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 London to Washington, D.C. in 2024

Find detailed information about Finnair flights from London to Washington, D.C.. Explore the options provided by Finnair to plan your journey from London to Washington, D.C.. Data last updated 30 May 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Return from

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

Does Finnair service alternative airports for LON-WAS?

How do most travelers feel about Finnair?

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

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

Last minute deals on Cheapflights

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

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from London with our price prediction graph.

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 London 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 30 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 30 May 2024.

See what others are saying about Finnair

Overview

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Fly from London 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 30 May 2024.