Cheapest return flights from Washington to London in April from 528€

Best time to book flights for Washington (IAD) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to London (LHR) in April 2025 (see full year).

Return flights

15 Apr - 21 Apr Icelandair
07 Apr - 18 Apr Fly Play
11 Apr - 19 Apr Fly Play
17 Apr - 24 Apr Icelandair
15 Apr - 22 Apr Icelandair
08 Apr - 16 Apr Icelandair
12 Apr - 16 Apr Scandinavian Airlines
08 Apr - 15 Apr Scandinavian Airlines
06 Apr - 10 Apr TAP
07 Apr - 18 Apr Virgin Atlantic direct
25 Apr - 02 May United
25 Apr - 02 May United direct
24 Apr - 07 May British Airways direct

Also check the deals for one-way flights from Washington to London in April.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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