AirHint found the following cheapest return flights from London (LHR) to New York (JFK) in October 2025 (see full year).

Return flights

31 Oct - 27 Nov	Icelandair
31 Oct - 12 Nov	Icelandair
30 Oct - 17 Nov	Icelandair
30 Oct - 10 Nov	Icelandair
30 Oct - 14 Nov	Icelandair
31 Oct - 23 Nov	Icelandair
31 Oct - 15 Nov	Icelandair
30 Oct - 11 Nov	Icelandair
31 Oct - 10 Nov	Icelandair
31 Oct - 14 Nov	Icelandair
28 Oct - 31 Oct	Aer Lingus
26 Oct - 27 Oct	SWISS
25 Oct - 27 Oct	Scandinavian Airlines
29 Oct - 31 Oct	jetBlue
27 Oct - 28 Oct	SWISS
25 Oct - 31 Oct	Aer Lingus
25 Oct - 28 Oct	SWISS
29 Oct - 29 Oct	Aer Lingus
31 Oct - 31 Oct	Aer Lingus
25 Oct - 26 Oct	Royal Air Maroc

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

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 October from 408€

Return flights