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

Return flights

25 Feb - 02 Mar	TAP
02 Feb - 28 Feb	TAP
01 Feb - 07 Feb	TAP
01 Feb - 10 Feb	TAP
20 Feb - 27 Feb	TAP
08 Feb - 28 Feb	TAP
26 Feb - 08 Mar	TAP
19 Feb - 26 Feb	TAP
03 Feb - 10 Feb	Iberia
26 Feb - 27 Feb	Iberia
22 Feb - 14 Mar	Aer Lingus
10 Feb - 07 Mar	Aer Lingus
20 Feb - 14 Mar	Aer Lingus
27 Feb - 07 Mar	Aer Lingus
09 Feb - 14 Feb	Aer Lingus
25 Feb - 02 Mar	British Airways	direct
22 Feb - 14 Mar	British Airways	direct
02 Feb - 28 Feb	British Airways	direct
26 Feb - 08 Mar	British Airways	direct
10 Feb - 07 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 $424

Return flights