AirHint found the following cheapest return flights from Ontario (ONT) to Phnom-penh (PNH) in September 2025 (see full year).
Return flights
| 04 Sep - 21 Sep | China Airlines | ||
| 01 Sep - 01 Oct | Qatar Airways |
Also check the deals for one-way flights from Ontario to Phnom-penh in September.
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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