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

Return flights

23 Jun - 29 Jun	British Airways
04 Jun - 30 Jun	British Airways
05 Jun - 11 Jun	British Airways
05 Jun - 09 Jun	British Airways
08 Jun - 08 Jul	KLM
01 Jun - 15 Jul	KLM
02 Jun - 09 Jun	British Airways
12 Jun - 26 Jun	British Airways
11 Jun - 18 Jun	British Airways
30 Jun - 28 Jul	KLM
30 Jun - 29 Jul	KLM
30 Jun - 12 Jul	KLM
30 Jun - 07 Jul	KLM
15 Jun - 21 Jun	Iberia
30 Jun - 09 Jul	KLM
25 Jun - 09 Jul	KLM
29 Jun - 28 Jul	KLM
29 Jun - 12 Jul	KLM
05 Jun - 07 Jun	Aer Lingus
02 Jun - 07 Jun	Aer Lingus

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

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 June from $608

Return flights