Cheapest return flights from Washington to London in June from 743€

AirHint found the following cheapest return flights from Washington (IAD) to London (LHR) in June 2026 (see full year).

Return flights

10 Jun - 14 Jun Porter Airlines (Canada) Ltd
16 Jun - 18 Jun United
15 Jun - 17 Jun United
05 Jun - 20 Jun Porter Airlines (Canada) Ltd
13 Jun - 15 Jun Air Canada
06 Jun - 19 Jun Porter Airlines (Canada) Ltd
22 Jun - 08 Jul Porter Airlines (Canada) Ltd
06 Jun - 18 Jun Porter Airlines (Canada) Ltd
09 Jun - 15 Jun Porter Airlines (Canada) Ltd
02 Jun - 07 Jun Icelandair
01 Jun - 09 Jun Scandinavian Airlines
08 Jun - 07 Jul Icelandair
21 Jun - 01 Jul Porter Airlines (Canada) Ltd
24 Jun - 08 Jul Porter Airlines (Canada) Ltd
20 Jun - 04 Jul Porter Airlines (Canada) Ltd
23 Jun - 08 Jul Porter Airlines (Canada) Ltd
21 Jun - 04 Jul Porter Airlines (Canada) Ltd
23 Jun - 07 Jul Icelandair
04 Jun - 01 Jul Avianca
05 Jun - 11 Jul Porter Airlines (Canada) Ltd

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

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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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