Cheapest return flights from Washington to London in January from 459€

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

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

Return flights

23 Jan - 27 Jan TAP
26 Jan - 06 Feb TAP
23 Jan - 28 Jan TAP
28 Jan - 05 Feb TAP
22 Jan - 29 Jan TAP
20 Jan - 27 Jan TAP
21 Jan - 05 Feb TAP
28 Jan - 01 Feb TAP
10 Jan - 25 Jan Icelandair
18 Jan - 08 Feb TAP
19 Jan - 24 Jan Icelandair
24 Jan - 31 Jan Icelandair
23 Jan - 02 Feb Icelandair
08 Jan - 25 Jan Icelandair
09 Jan - 16 Jan Icelandair
08 Jan - 14 Jan Icelandair
27 Jan - 03 Feb Icelandair

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

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.

Book a cheap hotel in London

Cheap car rent in London