Cheapest one-way flights from London to Los Angeles in December from $621

AirHint found the following cheapest one-way flights from London (LCY) to Los Angeles (LAX) in December 2026 (see full year).

One-Way flights

30 Dec SWISS
25 Dec SWISS
12 Dec SWISS
15 Dec Aer Lingus
18 Dec ITA Airways
24 Dec Aer Lingus
19 Dec British Airways

Also check the deals for return flights from London to Los Angeles in December.

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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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