Cheapest return flights from Boston to London in January from 363€

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

Return flights

22 Jan - 29 Jan TAP
25 Jan - 01 Feb Air Canada
29 Jan - 03 Feb jetBlue direct
15 Jan - 19 Jan Aer Lingus
20 Jan - 29 Jan Aer Lingus
08 Jan - 15 Jan jetBlue
22 Jan - 29 Jan Virgin Atlantic direct
08 Jan - 15 Jan jetBlue direct
02 Jan - 09 Jan British Airways direct
25 Jan - 01 Feb American Airlines direct
15 Jan - 19 Jan British Airways direct
20 Jan - 29 Jan British Airways direct
03 Jan - 07 Jan Icelandair

Also check the deals for one-way flights from Boston to London in January.

Skyscanner

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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