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

Return flights

15 Jul - 29 Jul	Wizz Air UK
13 Jul - 21 Jul	Wizz Air UK
13 Jul - 20 Jul	Wizz Air UK
28 Jul - 31 Jul	easyJet
05 Jul - 13 Jul	Wizz Air UK
17 Jul - 31 Jul	Wizz Air UK
11 Jul - 18 Jul	Wizz Air
24 Jul - 05 Aug	easyJet
14 Jul - 20 Jul	Wizz Air UK
10 Jul - 17 Jul	Wizz Air UK
07 Jul - 04 Aug	Wizz Air
18 Jul - 21 Jul	easyJet
25 Jul - 23 Aug	easyJet
29 Jul - 24 Aug	Ryanair
16 Jul - 15 Aug	Wizz Air
14 Jul - 04 Aug	easyJet
22 Jul - 13 Aug	easyJet
31 Jul - 07 Aug	easyJet
25 Jul - 25 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 779€

Return flights