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

Return flights

09 Jul - 28 Jul	SWISS
16 Jul - 22 Jul	Aer Lingus
01 Jul - 08 Jul	Aer Lingus
08 Jul - 22 Jul	Aer Lingus
08 Jul - 07 Aug	Aer Lingus
16 Jul - 23 Jul	Aer Lingus
08 Jul - 16 Jul	Aer Lingus
16 Jul - 28 Jul	Aer Lingus
01 Jul - 04 Aug	Aer Lingus
08 Jul - 14 Jul	Aer Lingus
08 Jul - 04 Aug	Aer Lingus
01 Jul - 29 Jul	Aer Lingus
14 Jul - 05 Aug	Aer Lingus
15 Jul - 05 Aug	Aer Lingus
01 Jul - 17 Jul	Aer Lingus
08 Jul - 05 Aug	Aer Lingus
09 Jul - 07 Aug	Delta	direct
10 Jul - 05 Aug	Aer Lingus
08 Jul - 05 Aug	American Airlines	direct
15 Jul - 05 Aug	American Airlines	direct

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

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 July from $359

Return flights