AirHint found the following cheapest one-way flights from Ontario (ONT) to Perth (PER) in January 2026 (see full year).
One-Way flights
| 31 Jan | Qatar Airways | ||
| 02 Jan | Frontier Airlines | ||
| 07 Jan | Qatar Airways | ||
| 11 Jan | Qatar Airways | ||
| 01 Jan | Qatar Airways |
Also check the deals for return flights from Ontario to Perth in January.
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