Cheapest one-way flights from London to Boston in May from $248

Best time to book flights for London (LON) to Boston (BOS) flights at AirHint

AirHint found the following cheapest one-way flights from London (LON) to Boston (BOS) in May 2025 (see full year).

One-Way flights

07 May easyJet
28 May Vueling Airlines
05 May Vueling Airlines
11 May Vueling Airlines
15 May Vueling Airlines
12 May Vueling Airlines
10 May LEVEL
08 May Ryanair
18 May easyJet
30 May Vueling Airlines

Also check the deals for return flights from London to Boston in May.

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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