AirHint found the following cheapest one-way flights from Ontario (ONT) to Athens (ATH) in October 2026 (see full year).
One-Way flights
| 13 Oct | Iberia | ||
| 06 Oct | Iberia | ||
| 10 Oct | Iberia | ||
| 28 Oct | Iberia | ||
| 03 Oct | Iberia | ||
| 18 Oct | Iberia |
Also check the deals for return flights from Ontario to Athens in October.
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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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