AirHint found the following cheapest return flights from Boston (BOS) to London (LGW) in February 2026 (see full year).

Return flights

11 Feb - 15 Feb	Aer Lingus
10 Feb - 15 Feb	Aer Lingus
12 Feb - 20 Feb	Air Canada
02 Feb - 07 Feb	Spirit Airlines
06 Feb - 15 Feb	TAP
07 Feb - 15 Feb	TAP
19 Feb - 27 Feb	TAP
06 Feb - 12 Feb	TAP
19 Feb - 25 Feb	TAP
26 Feb - 05 Mar	TAP
10 Feb - 18 Mar	Aer Lingus
25 Feb - 03 Mar	Aer Lingus
11 Feb - 16 Feb	Aer Lingus
22 Feb - 02 Mar	Aer Lingus
27 Feb - 02 Mar	Aer Lingus
28 Feb - 08 Mar	Aer Lingus
01 Feb - 04 Mar	Icelandair
15 Feb - 07 Mar	Icelandair
27 Feb - 09 Mar	Icelandair

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

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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Cheapest return flights from Boston to London in February from $403

Return flights