Cheapest return flights from London to Phnom-penh in December from $970

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

AirHint found the following cheapest return flights from London (LGW) to Phnom-penh (PNH) in December 2025 (see full year).

Return flights

11 Dec - 23 Dec Singapore Airlines
09 Dec - 23 Dec Singapore Airlines
12 Dec - 14 Dec British Airways
18 Dec - 25 Dec Wizz Air UK
14 Dec - 28 Dec Emirates
17 Dec - 27 Dec Emirates
13 Dec - 20 Dec Singapore Airlines
16 Dec - 30 Dec Emirates
13 Dec - 27 Dec Emirates
19 Dec - 28 Dec Emirates

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