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

Return flights

15 Apr - 21 Apr	SWISS
22 Apr - 06 May	Air Canada
30 Apr - 05 May	SWISS
25 Apr - 09 May	Lufthansa
13 Apr - 22 Apr	Air Canada
11 Apr - 26 Apr	Lufthansa
13 Apr - 27 Apr	Air Canada
19 Apr - 22 Apr	Delta
19 Apr - 26 Apr	Delta
20 Apr - 23 Apr	Delta
22 Apr - 25 Apr	Delta
23 Apr - 30 Apr	Delta
25 Apr - 28 Apr	Delta
30 Apr - 07 May	Delta
25 Apr - 02 May	Delta
28 Apr - 01 May	Delta
24 Apr - 01 May	Delta
25 Apr - 09 May	British Airways	direct
29 Apr - 02 May	Delta	direct
29 Apr - 06 May	Delta	direct

Also check the deals for one-way flights from London to Los Angeles in April.

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 April from $549

Return flights