Cheapest return flights from London to Phnom-penh in December from 772€

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

01 Dec - 22 Dec Singapore Airlines
01 Dec - 17 Dec Singapore Airlines
01 Dec - 21 Dec Singapore Airlines
01 Dec - 13 Dec Singapore Airlines
01 Dec - 31 Dec Singapore Airlines
22 Dec - 04 Jan Wizz Air UK
22 Dec - 07 Jan Wizz Air UK
27 Dec - 23 Jan Wizz Air UK
20 Dec - 05 Jan Wizz Air UK
26 Dec - 05 Jan China Eastern
26 Dec - 04 Jan China Eastern
24 Dec - 07 Jan China Eastern
29 Dec - 05 Jan China Eastern
25 Dec - 09 Jan China Eastern
25 Dec - 04 Jan China Eastern

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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