Cheapest return flights from London to Phnom-penh in January from $681

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

07 Jan - 21 Jan Air China
07 Jan - 28 Jan Air China
04 Jan - 31 Jan Air China
20 Jan - 03 Feb Air China
22 Jan - 17 Feb Etihad Airways
24 Jan - 07 Feb Etihad Airways
23 Jan - 07 Feb Etihad Airways
24 Jan - 14 Feb Etihad Airways
02 Jan - 13 Jan Air China
30 Jan - 15 Feb Singapore Airlines
31 Jan - 15 Feb China Airlines
05 Jan - 15 Jan China Airlines
13 Jan - 20 Jan China Southern

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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