Currently, the most affordable month to book a Lufthansa flight from London Heathrow Airport to Washington, D.C. Dulles Intl Airport in November, with an average price of £597. Conversely, traveling with Lufthansa from London Heathrow Airport to Washington, D.C. Dulles Intl Airport in June will be the most expensive, with an average cost of £857. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
January
£472
February
£490
March
£549
April
£528
May
£579
June
£675
July
£675
August
£605
September
£535
October
£504
November
£470
December
£487
WAS Temperature | 2 - 27 °C |
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If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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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