AirHint found the following cheapest return flights from London (LON) to Phnom-penh (PNH) in May 2026 (see full year).
Return flights
| 04 May - 18 May | Air China | ||
| 22 May - 31 May | Air China | ||
| 12 May - 24 Jun | Wizz Air Malta | ||
| 09 May - 23 May | Air China | ||
| 22 May - 30 May | Etihad Airways | ||
| 05 May - 15 Jun | China Eastern |
Also check the deals for one-way flights from London to Phnom-penh in May.
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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