AirHint found the following cheapest return flights from London (LTN) to Phnom-penh (PNH) in January 2026 (see full year).

Return flights

14 Jan - 21 Jan	Wizz Air Malta
25 Jan - 24 Feb	Wizz Air Malta
05 Jan - 04 Feb	Wizz Air Malta
11 Jan - 25 Jan	Wizz Air Malta
21 Jan - 04 Feb	Wizz Air UK
04 Jan - 13 Jan	easyJet
31 Jan - 14 Feb	Wizz Air Malta
07 Jan - 23 Jan	Wizz Air
06 Jan - 23 Jan	Wizz Air
12 Jan - 30 Jan	Ryanair
16 Jan - 23 Jan	Wizz Air UK
06 Jan - 03 Feb	Wizz Air
12 Jan - 23 Feb	Ryanair
11 Jan - 27 Jan	Wizz Air Malta
05 Jan - 02 Feb	Wizz Air Malta
17 Jan - 24 Jan	Wizz Air Malta
22 Jan - 19 Feb	Wizz Air Malta
05 Jan - 05 Feb	easyJet
10 Jan - 23 Jan	Wizz Air Malta
10 Jan - 06 Feb	Wizz Air Malta

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

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 January from 694€

Return flights