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

Return flights

15 Feb - 22 Feb	TAP
14 Feb - 20 Feb	TAP
09 Feb - 16 Feb	SWISS
05 Feb - 09 Feb	SWISS
02 Feb - 05 Feb	United
18 Feb - 25 Feb	SWISS
03 Feb - 06 Feb	Air Canada
17 Feb - 24 Feb	SWISS
03 Feb - 10 Feb	SWISS
04 Feb - 11 Feb	SWISS
22 Feb - 01 Mar	Austrian Airlines
26 Feb - 02 Mar	Scandinavian Airlines
18 Feb - 01 Mar	SWISS
28 Feb - 08 Mar	Air Canada
26 Feb - 02 Mar	British Airways	direct
22 Feb - 01 Mar	British Airways	direct
28 Feb - 08 Mar	British Airways	direct
14 Feb - 01 Mar	Aer Lingus

Also check the deals for one-way flights from London to Boston 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 London to Boston in February from $455

Return flights