AirHint found the following cheapest return flights from Ontario (ONT) to Phnom-penh (PNH) in March 2025 (see full year).
22 Mar - 25 Apr | China Airlines | ||
22 Mar - 26 Apr | China Airlines | ||
07 Mar - 22 Mar | China Airlines | ||
29 Mar - 26 Apr | Qatar Airways |
Also check the deals for one-way flights from Ontario to Phnom-penh in March.
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.