Flights Washington — London is a popular route. The straight-line distance is 5 898 km. Flight time 7h 26m. Time difference +4h.
The minimum price for the next 3 months — from $271 (23.11.2026). The cheapest dates are highlighted in the calendar above.
The average ticket price — $373, ranging from $271 to $455. Book 1–3 months in advance to get the best deals.