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

Return flights

11 Feb - 12 Feb	United
02 Feb - 04 Feb	Iberia
06 Feb - 08 Feb	Iberia
20 Feb - 05 Mar	Air Canada
05 Feb - 12 Feb	Austrian Airlines
24 Feb - 03 Mar	Air Canada
15 Feb - 23 Feb	Icelandair
04 Feb - 15 Feb	Icelandair
05 Feb - 09 Feb	Icelandair
21 Feb - 28 Feb	Aer Lingus
27 Feb - 06 Mar	Aer Lingus
13 Feb - 18 Feb	Air Canada
05 Feb - 08 Feb	Austrian Airlines
25 Feb - 03 Mar	Aer Lingus
20 Feb - 01 Mar	Aer Lingus
21 Feb - 01 Mar	Aer Lingus
24 Feb - 03 Mar	jetBlue	direct
20 Feb - 05 Mar	jetBlue	direct
27 Feb - 08 Mar	Delta
20 Feb - 01 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 343€

Return flights