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

Return flights

16 Apr - 21 Apr	Ryanair
16 Apr - 24 Apr	Ryanair
05 Apr - 26 Apr	Ryanair
18 Apr - 21 Apr	Ryanair
17 Apr - 21 Apr	Ryanair
23 Apr - 02 May	Turkish Airlines
03 Apr - 06 Apr	Ryanair
12 Apr - 16 Apr	Ryanair
13 Apr - 18 Apr	Turkish Airlines
02 Apr - 10 Apr	Ryanair

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

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 London to Boston in April from $652

Return flights