AirHint found the following cheapest return flights from London (LGW) to Los Angeles (LAX) in March 2026 (see full year).

Return flights

11 Mar - 18 Mar	SWISS
07 Mar - 15 Mar	SWISS
02 Mar - 09 Mar	SWISS
02 Mar - 16 Mar	SWISS
04 Mar - 15 Mar	SWISS
10 Mar - 24 Mar	SWISS
13 Mar - 16 Mar	SWISS
06 Mar - 15 Mar	SWISS
23 Mar - 29 Mar	SWISS
06 Mar - 11 Mar	SWISS
25 Mar - 10 Apr	TAP
30 Mar - 10 Apr	TAP
24 Mar - 14 Apr	SWISS
05 Mar - 05 Apr	American Airlines
24 Mar - 08 Apr	SWISS
23 Mar - 06 Apr	SWISS
27 Mar - 07 Apr	TAP
27 Mar - 11 Apr	TAP
27 Mar - 04 Apr	TAP
19 Mar - 02 Apr	SWISS

Also check the deals for one-way flights from London to Los Angeles 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 Los Angeles in March from 418€

Return flights