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

Return flights

07 Feb - 09 Feb	Air Canada
16 Feb - 17 Feb	Air Canada
24 Feb - 26 Feb	SWISS
06 Feb - 08 Feb	Air Canada
19 Feb - 25 Feb	TAP
06 Feb - 09 Feb	TAP
26 Feb - 06 Mar	TAP
01 Feb - 07 Feb	TAP
05 Feb - 08 Feb	Scandinavian Airlines
19 Feb - 24 Feb	Austrian Airlines
07 Feb - 12 Feb	Lufthansa
26 Feb - 02 Mar	Austrian Airlines
27 Feb - 15 Mar	Aer Lingus
25 Feb - 03 Mar	Aer Lingus
26 Feb - 06 Mar	Finnair	direct
24 Feb - 03 Mar	Icelandair
26 Feb - 02 Mar	American Airlines	direct
25 Feb - 03 Mar	American Airlines	direct
27 Feb - 06 Mar	British Airways	direct

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 $388

Return flights