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Finnair flights from London to Washington, D.C. (LON - WAS)

LON — WAS
4 May — 11 May1
1 adult
Sat 4/5
Sat 11/5

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 29 April 2024.

Popular in

July

Cheapest in

September

Average price (all airlines)

£520

One-way from

£435

Return from

£509
Highest demand for flights from London to Washington, D.C.; 10% potential price increase.
Best time to find cheap flights from London to Washington, D.C.; 1% potential price drop.
Average price for all London to Washington, D.C. flights (one-way and round-trip).
Cheapest one-way Finnair flight from London to Washington, D.C.
Cheapest return Finnair flight from London to Washington, D.C.
  • Can I get a flight from London to Washington, D.C. on Finnair for under £700?

    London to Washington, D.C. flights on Finnair are currently available under £700. 1 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.

Discover the cheapest flight options specifically offered by Finnair for travel from London to Washington, D.C.. Compare prices and availability to find the most affordable fares for your desired travel dates. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 927,560 searches. The data was last updated on 29 April 2024.
Mon 13/512:30LHR - BWI
1 stop15h 08mFinnair
Tue 21/509:50BWI - LHR
1 stop18h 15mFinnair
Deal found 29/4£509
Mon 6/517:00LHR - DCA
1 stop11h 24mFinnair
Tue 14/515:30DCA - LHR
1 stop12h 55mFinnair
Deal found 29/4£511
Mon 6/510:30LHR - BWI
1 stop17h 08mFinnair
Sun 19/511:32BWI - LHR
1 stop29h 38mFinnair
Deal found 29/4£511

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

Discover the cheapest flight options specifically offered by Finnair for travel from London to Washington, D.C.. Compare prices and availability to find the most affordable fares for your desired travel dates. These prices are based on average fares users found. In the last 7 days Cheapflights users made total of 927,560 searches. The data was last updated on 29 April 2024.
Tue 17/917:25LHR - IAD
Nonstop8h 05mFinnair
Tue 24/917:55IAD - LHR
Nonstop7h 20mFinnair
Deal found 28/4£521
Wed 25/916:35LHR - BWI
Nonstop8h 05mFinnair
Tue 1/1021:25BWI - LHR
Nonstop7h 05mFinnair
Deal found 29/4£541
Tue 3/916:35LHR - BWI
Nonstop8h 05mFinnair
Tue 1/1021:25BWI - LHR
Nonstop7h 05mFinnair
Deal found 29/4£579

Last minute deals on Cheapflights

Explore last-minute flight deals on Finnair for various destinations, including London to Washington, D.C.. Discover attractive deals on flights departing soon. Keep an eye on the latest last-minute deals to find great opportunities for spontaneous travel. Please note that prices are subject to change and availability may vary. Data last updated 29 April 2024 and based on user searches. In the last 7 days Cheapflights users made total of 927,560 searches.
Mon 6/517:00LHR - DCA
1 stop11h 24mFinnair
Tue 14/515:30DCA - LHR
1 stop12h 55mFinnair
Deal found 29/4£511
Mon 6/510:30LHR - BWI
1 stop17h 08mFinnair
Sun 19/511:32BWI - LHR
1 stop29h 38mFinnair
Deal found 29/4£511
Wed 8/516:35LHR - BWI
Nonstop7h 50mFinnair
Wed 15/507:00BWI - LHR
1 stop21h 25mFinnair
Deal found 28/4£516

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

Search for direct flight options from London to Washington, D.C. specifically provided by Finnair. Find affordable direct fares from Finnair and compare prices with other airlines. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 927,560 searches. The data was last updated on 29 April 2024.
Tue 17/917:25LHR - IAD
Nonstop8h 05mFinnair
Deal found 29/4£435
Fri 28/612:35LHR - IAD
Nonstop8h 05mFinnair
Deal found 28/4£559
Thu 12/915:05LGW - DCA
1 stop13h 14mFinnair
Deal found 28/4£583

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

Plan your Finnair flight from London to Washington, D.C. by taking into account the cheapest months to travel. The average price of a one-way Finnair flight from London to Washington, D.C. is currently £525 while a return flight costs £547. Price data was last updated on 21 April 2024.

Currently, the most affordable month to book a Finnair flight from London to Washington, D.C. in January, with an average price of £598. Conversely, traveling with Finnair from London to Washington, D.C. in July will be the most expensive, with an average cost of £856. 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

£603

June

£683

July

£685

August

£608

September

£551

October

£522

November

£481

December

£495

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.

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).

Browse thousands of different options on Cheapflights for your next trip

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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 29 April 2024.

See what others are saying about Finnair

Read reviews and see what other travellers are saying about their experiences with Finnair. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Finnair for your next flight. Reviews last updated 29 April 2024.
Finnair
7.7
Good
1,380 reviews
Overview

Food

6.9

Boarding

7.8

Comfort

7.6

Crew

8.2

Entertainment

7.0
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