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

Return flights

24 Mar - 30 Mar	SWISS
11 Mar - 16 Mar	SWISS
23 Mar - 29 Mar	SWISS
13 Mar - 16 Mar	SWISS
09 Mar - 23 Mar	SWISS
19 Mar - 26 Mar	SWISS
16 Mar - 29 Mar	SWISS
06 Mar - 11 Mar	SWISS
16 Mar - 30 Mar	SWISS
20 Mar - 29 Mar	SWISS
25 Mar - 15 Apr	SWISS
11 Mar - 14 Apr	SWISS
25 Mar - 01 Apr	SWISS
25 Mar - 13 Apr	SWISS
18 Mar - 25 Apr	SWISS
25 Mar - 09 Apr	ITA Airways
26 Mar - 09 Apr	ITA Airways
25 Mar - 08 Apr	ITA Airways
26 Mar - 02 Apr	ITA Airways
26 Mar - 01 Apr	ITA Airways

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

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 March from 375€

Return flights