Cheapest return flights from London to Boston in June from $408

Best time to book flights for London (LGW) to Boston (BOS) flights at AirHint

AirHint found the following cheapest return flights from London (LGW) to Boston (BOS) in June 2025 (see full year).

Return flights

10 Jun - 19 Jun Icelandair
23 Jun - 08 Jul Icelandair
02 Jun - 13 Jun Icelandair
10 Jun - 18 Jun Icelandair
09 Jun - 20 Jun Icelandair
12 Jun - 01 Jul Icelandair
15 Jun - 29 Jun Icelandair
21 Jun - 08 Jul Icelandair
25 Jun - 06 Jul Icelandair
30 Jun - 14 Jul Icelandair
13 Jun - 25 Jun Icelandair
21 Jun - 29 Jun Icelandair
06 Jun - 11 Jun Icelandair
13 Jun - 20 Jun Icelandair
28 Jun - 02 Jul Icelandair
06 Jun - 10 Jun Icelandair
23 Jun - 09 Jul Icelandair
30 Jun - 07 Jul Icelandair
18 Jun - 01 Jul Icelandair
29 Jun - 05 Jul Icelandair

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