Cheapest one-way flights from London to Phnom-penh in December from $456
AirHint found the following cheapest one-way flights from London (LON) to Phnom-penh (PNH) in December 2025 (see full year).
One-Way flights
| 10 Dec | Ryanair | ||
| 04 Dec | Ryanair | ||
| 01 Dec | Ryanair | ||
| 15 Dec | Ryanair | ||
| 26 Dec | Wizz Air UK | ||
| 07 Dec | Wizz Air UK | ||
| 18 Dec | Wizz Air UK | ||
| 25 Dec | Wizz Air UK | ||
| 22 Dec | Wizz Air UK | ||
| 20 Dec | Wizz Air UK |
Also check the deals for return flights from London to Phnom-penh in December.
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.
