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

Return flights

18 Jul - 20 Jul	easyJet
21 Jul - 27 Jul	easyJet
30 Jul - 14 Aug	easyJet
06 Jul - 13 Jul	easyJet
07 Jul - 20 Jul	easyJet
09 Jul - 24 Jul	easyJet
08 Jul - 17 Jul	easyJet
09 Jul - 18 Jul	easyJet
12 Jul - 20 Jul	easyJet
14 Jul - 28 Jul	easyJet
05 Jul - 13 Jul	easyJet
29 Jul - 24 Aug	easyJet

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

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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Cheapest return flights from London to Phnom-penh in July from $1144

Return flights