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

Return flights

12 Feb - 15 Feb	Air Canada
06 Feb - 11 Feb	Lufthansa
18 Feb - 23 Feb	Lufthansa
22 Feb - 02 Mar	Lufthansa
14 Feb - 21 Feb	Air Canada
18 Feb - 24 Feb	United
14 Feb - 21 Feb	Virgin Atlantic	direct
15 Feb - 31 Mar	United
11 Feb - 27 Feb	United
03 Feb - 28 Feb	Air France
20 Feb - 27 Feb	Air France
12 Feb - 27 Feb	Delta
09 Feb - 07 Mar	Air France
12 Feb - 01 Mar	Delta
12 Feb - 07 Mar	Air France
17 Feb - 14 Mar	Aer Lingus
14 Feb - 31 Mar	Delta
15 Feb - 07 Mar	Air France
11 Feb - 07 Mar	Air France
13 Feb - 07 Mar	Air France

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 391€

Return flights