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

Return flights

15 Mar - 22 Mar	SWISS
14 Mar - 21 Mar	SWISS
03 Mar - 07 Mar	SWISS
05 Mar - 22 Mar	SWISS
22 Mar - 29 Mar	SWISS
15 Mar - 24 Mar	SWISS
10 Mar - 17 Mar	SWISS
17 Mar - 24 Mar	SWISS
02 Mar - 16 Mar	SWISS
16 Mar - 23 Mar	SWISS
25 Mar - 10 Apr	TAP
25 Mar - 07 Apr	TAP
25 Mar - 03 Apr	TAP
27 Mar - 10 Apr	TAP
18 Mar - 01 Apr	SWISS
27 Mar - 04 Apr	TAP
27 Mar - 14 Apr	TAP
27 Mar - 03 Apr	TAP
17 Mar - 07 Apr	SWISS
23 Mar - 06 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 440€

Return flights