Cheapest one-way flights from Boston to London in April from $215

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

One-Way flights

24 Apr Iberia
22 Apr Iberia
30 Apr Iberia direct
02 Apr Iberia direct
27 Apr Iberia direct
21 Apr Icelandair
14 Apr Icelandair
15 Apr British Airways
07 Apr SWISS
03 Apr British Airways direct

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

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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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