Cheapest return flights from London to Phnom-penh in December from 617€

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

Return flights

01 Dec - 09 Dec Etihad Airways
08 Dec - 16 Dec Etihad Airways
03 Dec - 11 Dec Etihad Airways
04 Dec - 09 Dec Etihad Airways
04 Dec - 11 Dec Etihad Airways
07 Dec - 16 Dec Etihad Airways
03 Dec - 12 Dec Etihad Airways
04 Dec - 12 Dec Etihad Airways
04 Dec - 13 Dec Etihad Airways
31 Dec - 17 Jan Etihad Airways
01 Dec - 22 Dec Etihad Airways
04 Dec - 31 Jan Etihad Airways
10 Dec - 10 Jan British Airways
10 Dec - 22 Jan Vueling Airlines
29 Dec - 12 Jan Etihad Airways
10 Dec - 12 Jan Vueling Airlines
23 Dec - 09 Jan Aer Lingus
14 Dec - 06 Jan Brussels Airlines
27 Dec - 17 Jan Lufthansa
29 Dec - 09 Jan Eurowings

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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