Cheapest return flights from London to Phnom-penh in April from $612

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

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

Return flights

24 Apr - 20 May China Southern
22 Apr - 20 May China Southern
24 Apr - 15 May China Southern
30 Apr - 10 May Shenzhen Airlines
30 Apr - 16 May Shenzhen Airlines
30 Apr - 31 May China Southern
25 Apr - 20 May China Southern
22 Apr - 08 May China Eastern
27 Apr - 07 May China Eastern
27 Apr - 06 May China Eastern
25 Apr - 27 Apr Air India
22 Apr - 25 Apr Scandinavian Airlines

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

Skyscanner

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.

Book a cheap hotel in Phnom-penh

Cheap car rent in Phnom-penh