Cheapest return flights from Colombo to Phnom-penh in July from $358

Best time to book flights for Colombo (CMB) to Phnom-penh (PNH) flights at AirHint

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

Return flights

05 Jul - 12 Jul AirAsia
07 Jul - 16 Jul AirAsia
07 Jul - 17 Jul AirAsia
10 Jul - 12 Jul Thai AirAsia
06 Jul - 12 Jul Thai AirAsia
17 Jul - 04 Aug Thai AirAsia
10 Jul - 16 Jul Thai AirAsia
10 Jul - 24 Jul Thai AirAsia
06 Jul - 16 Jul Thai AirAsia
06 Jul - 24 Jul Thai AirAsia
17 Jul - 24 Jul Thai AirAsia
17 Jul - 06 Aug Thai AirAsia
17 Jul - 03 Aug Thai AirAsia
25 Jul - 04 Aug Thai AirAsia
25 Jul - 06 Aug Thai AirAsia
25 Jul - 03 Aug Thai AirAsia

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

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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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