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

Return flights

22 Feb - 28 Feb	Air Canada
01 Feb - 09 Feb	Air Canada
26 Feb - 03 Mar	Air Canada
05 Feb - 09 Feb	Air Canada
26 Feb - 01 Mar	Air Canada
27 Feb - 01 Mar	Air Canada
27 Feb - 02 Mar	Air Canada
20 Feb - 23 Feb	Air Canada
25 Feb - 03 Mar	TAP
24 Feb - 04 Mar	TAP
04 Feb - 11 Feb	Icelandair
27 Feb - 07 Mar	Air Canada
05 Feb - 08 Feb	Air Canada
06 Feb - 08 Feb	Icelandair
02 Feb - 09 Feb	Aer Lingus
23 Feb - 02 Mar	SWISS
27 Feb - 06 Mar	Air Canada
09 Feb - 15 Feb	Icelandair
08 Feb - 15 Feb	Icelandair
01 Feb - 04 Mar	Iberia

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 $404

Return flights