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

Return flights

03 Mar - 10 Mar	SWISS
23 Mar - 26 Mar	SWISS
11 Mar - 15 Mar	SWISS
05 Mar - 09 Mar	SWISS
06 Mar - 09 Mar	SWISS
18 Mar - 22 Mar	SWISS
05 Mar - 12 Mar	SWISS
19 Mar - 26 Mar	SWISS
25 Mar - 29 Mar	SWISS
12 Mar - 17 Mar	SWISS
23 Mar - 09 Apr	SWISS
25 Mar - 05 Apr	SWISS
23 Mar - 05 Apr	SWISS
27 Mar - 03 Apr	Virgin Atlantic
27 Mar - 02 Apr	SWISS
30 Mar - 09 Apr	SWISS
27 Mar - 05 Apr	SWISS
30 Mar - 07 Apr	SWISS
26 Mar - 12 Apr	SWISS
26 Mar - 06 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 $473

Return flights