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

Return flights

15 Apr - 06 May	Aer Lingus
14 Apr - 30 Apr	Aer Lingus
19 Apr - 03 May	Aer Lingus
13 Apr - 27 Apr	Aer Lingus
12 Apr - 26 Apr	Aer Lingus
22 Apr - 27 Apr	SWISS
16 Apr - 19 Apr	SWISS
12 Apr - 19 Apr	SWISS
22 Apr - 29 Apr	SWISS
14 Apr - 20 Apr	SWISS
13 Apr - 22 Apr	SWISS
28 Apr - 07 May	SWISS
20 Apr - 24 Apr	SWISS
29 Apr - 15 May	Aer Lingus
20 Apr - 03 May	Aer Lingus
21 Apr - 02 May	Aer Lingus
30 Apr - 10 May	Aer Lingus
28 Apr - 08 May	Aer Lingus
26 Apr - 03 May	Aer Lingus
29 Apr - 08 May	Aer Lingus

Also check the deals for one-way flights from London to New York 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 New York in April from 371€

Return flights