Cheapest one-way flights from London to Phnom-penh in January from 410€

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

One-Way flights

22 Jan British Airways
17 Jan SWISS
21 Jan SWISS
15 Jan Air China
11 Jan Air China
07 Jan Lufthansa
05 Jan Air China
03 Jan China Southern
02 Jan China Southern
09 Jan Air China

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

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

Feel free to contact us with any feedback or request another flight research.