Cheapest return flights from London to Phnom-penh in January from $659

Best time to book flights for London (LHR) to Phnom-penh (PNH) flights at AirHint

AirHint found the following cheapest return flights from London (LHR) to Phnom-penh (PNH) in January 2026 (see full year).

Return flights

15 Jan - 24 Jan Air China
02 Jan - 20 Jan Air China
10 Jan - 24 Jan Air China
29 Jan - 06 Feb Singapore Airlines
31 Jan - 14 Feb Singapore Airlines
20 Jan - 10 Feb Etihad Airways
02 Jan - 23 Jan China Airlines
05 Jan - 01 Feb China Airlines
28 Jan - 13 Feb China Airlines
30 Jan - 16 Feb Etihad Airways
28 Jan - 04 Feb British Airways
18 Jan - 01 Feb British Airways
01 Jan - 28 Jan Singapore Airlines
01 Jan - 01 Feb Emirates

Also check the deals for one-way flights from London to Phnom-penh in January.

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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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