Cheapest return flights from London to Washington in April from 385€

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

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

Return flights

25 Apr - 04 May Fly Play
26 Apr - 03 May Fly Play
25 Apr - 02 May Fly Play
26 Apr - 30 Apr Fly Play
27 Apr - 02 May Fly Play
11 Apr - 27 Apr easyJet
01 Apr - 15 Apr Ryanair
11 Apr - 14 Apr Fly Play
01 Apr - 05 Apr TAP
09 Apr - 26 Apr easyJet
23 Apr - 29 Apr Fly Play
02 Apr - 09 Apr Icelandair
15 Apr - 21 Apr Fly Play
20 Apr - 27 Apr easyJet
01 Apr - 15 May Fly Play
16 Apr - 02 May easyJet
20 Apr - 04 May easyJet
16 Apr - 04 May Fly Play
17 Apr - 04 May Fly Play
25 Apr - 08 May Aer Lingus

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