Cheapest one-way flights from London to Boston in January from $308

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

One-Way flights

22 Jan Iberia For Level
31 Jan Iberia For Level
16 Jan Iberia For Level
27 Jan Iberia For Level
15 Jan Iberia For Level
09 Jan Iberia For Level
03 Jan Aer Lingus
02 Jan Aer Lingus
01 Jan TAP
27 Jan Finnair direct

Also check the deals for return flights from London to Boston 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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