Cheapest return flights from Boston to London in June from $680

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

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

Return flights

08 Jun - 11 Jun Azores Airlines
11 Jun - 18 Jun Icelandair
02 Jun - 08 Jun Icelandair
12 Jun - 19 Jun Icelandair
06 Jun - 15 Jun Icelandair
10 Jun - 20 Jun TAP
10 Jun - 25 Jun TAP
06 Jun - 20 Jun Iberia
01 Jun - 30 Jun Icelandair
29 Jun - 06 Jul TAP
13 Jun - 23 Jun TAP
30 Jun - 06 Jul Icelandair
12 Jun - 03 Jul Icelandair
28 Jun - 05 Jul Icelandair
27 Jun - 05 Jul TAP
30 Jun - 02 Jul TAP
30 Jun - 06 Jul jetBlue direct
29 Jun - 06 Jul jetBlue direct
12 Jun - 03 Jul jetBlue direct
28 Jun - 05 Jul jetBlue direct

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

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