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

Return flights

02 May - 05 May	SWISS
06 May - 20 May	SWISS
09 May - 10 May	SWISS
02 May - 06 May	SWISS
07 May - 12 May	Lufthansa
12 May - 20 May	Lufthansa
08 May - 12 May	Lufthansa
06 May - 12 May	Lufthansa
01 May - 06 May	Lufthansa
11 May - 18 May	Lufthansa
28 May - 01 Jun	Lufthansa
01 May - 01 Jun	Lufthansa
12 May - 11 Jun	Lufthansa
28 May - 04 Jun	SWISS
21 May - 02 Jun	SWISS
27 May - 04 Jun	KLM
21 May - 04 Jun	KLM
29 May - 04 Jun	KLM
19 May - 10 Jun	KLM
28 May - 07 Jun	SWISS

Also check the deals for one-way flights from London to New York in May.

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 May from 395€

Return flights