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

Return flights

22 Apr - 30 Apr	Aer Lingus
14 Apr - 21 Apr	Aer Lingus
20 Apr - 28 Apr	Aer Lingus
15 Apr - 29 Apr	Aer Lingus
27 Apr - 04 May	Aer Lingus
13 Apr - 23 Apr	Aer Lingus
15 Apr - 22 Apr	Aer Lingus
27 Apr - 01 May	Wizz Air UK
08 Apr - 29 Apr	Aer Lingus
15 Apr - 23 Apr	Aer Lingus
21 Apr - 27 Apr	Aer Lingus
29 Apr - 06 May	Delta
14 Apr - 28 Apr	Delta
30 Apr - 04 May	Aer Lingus
30 Apr - 05 May	easyJet
29 Apr - 03 May	Aer Lingus
27 Apr - 04 May	British Airways	direct
20 Apr - 08 May	Scandinavian Airlines
23 Apr - 14 May	Scandinavian Airlines
28 Apr - 01 May	Delta

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 $455

Return flights