Cheapest return flights from Boston to London in April from 406€

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

Return flights

22 Apr - 29 Apr Aer Lingus
02 Apr - 06 Apr Air Canada
02 Apr - 06 Apr Virgin Atlantic direct
01 Apr - 15 Apr United
16 Apr - 19 Apr Aer Lingus
10 Apr - 24 Apr Aer Lingus
18 Apr - 25 Apr Lufthansa
22 Apr - 29 Apr Virgin Atlantic direct
03 Apr - 10 Apr Virgin Atlantic
15 Apr - 04 May Virgin Atlantic
16 Apr - 05 May Air France
02 Apr - 09 Apr British Airways direct
15 Apr - 04 May British Airways direct
16 Apr - 05 May British Airways direct

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

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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