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

One-Way flights

08 Jul	China Eastern
07 Jul	Air China
17 Jul	Thai VietJet Air
23 Jul	Air Cambodia
04 Jul	China Eastern
13 Jul	Thai Airways
25 Jul	China Eastern
24 Jul	China Eastern
27 Jul	Thai VietJet Air
26 Jul	China Eastern

Also check the deals for return flights from Phnom-penh to London 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 one-way flights from Phnom-penh to London in July from 286€

One-Way flights