AirHint found the following cheapest one-way flights from Ontario (ONT) to Amsterdam (AMS) in May 2026 (see full year).
One-Way flights
| 18 May | Iberia | ||
| 11 May | Iberia | ||
| 15 May | British Airways | ||
| 24 May | Turkish Airlines | ||
| 28 May | British Airways |
Also check the deals for return flights from Ontario to Amsterdam in May.
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