Cheapest one-way flights from Boston (BOS) to London (STN), May

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
31 May KLM
25 May KLM
23 May KLM
26 May KLM
30 May KLM
28 May KLM
24 May Lufthansa
29 May SWISS
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deals for return flights from Boston to London in May.

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Updated May 22, 2026.

About these fares

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