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

Return flights

01 Mar - 10 Mar	SWISS
02 Mar - 09 Mar	SWISS
03 Mar - 09 Mar	ITA Airways
11 Mar - 18 Mar	SWISS
17 Mar - 31 Mar	SWISS
18 Mar - 24 Mar	SWISS
17 Mar - 23 Mar	SWISS
10 Mar - 16 Mar	SWISS
04 Mar - 10 Mar	SWISS
10 Mar - 17 Mar	SWISS
06 Mar - 17 Apr	ITA Airways
24 Mar - 02 Apr	Delta
23 Mar - 13 Apr	ITA Airways
23 Mar - 09 Apr	ITA Airways
17 Mar - 01 Apr	Aer Lingus
22 Mar - 03 Apr	Delta
27 Mar - 21 Apr	ITA Airways
24 Mar - 13 Apr	Aer Lingus
27 Mar - 02 Apr	LOT
24 Mar - 12 Apr	Aer Lingus

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 $572

Return flights