Cheapest return flights from London to Phnom-penh in April from $659

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

30 Apr - 11 May Shenzhen Airlines
27 Apr - 04 May Saudia
01 Apr - 07 Apr Scandinavian Airlines
30 Apr - 31 May Shenzhen Airlines
25 Apr - 02 May Shenzhen Airlines
19 Apr - 17 May China Southern
15 Apr - 06 May British Airways
01 Apr - 08 Apr Scandinavian Airlines
01 Apr - 13 May Scandinavian Airlines
09 Apr - 07 May Air China
18 Apr - 04 May Hainan Airlines
18 Apr - 06 May Shenzhen Airlines
07 Apr - 14 Apr Air China
01 Apr - 10 Apr Scandinavian Airlines
12 Apr - 19 Apr Air China
01 Apr - 15 Apr Scandinavian Airlines
29 Apr - 30 Apr Singapore Airlines
09 Apr - 30 Apr Air China
20 Apr - 28 Apr Shenzhen Airlines
16 Apr - 29 Apr China Eastern

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