Cheapest one-way flights from Ontario to Prague in May from $805

Best time to book flights for Ontario (ONT) to Prague (PRG) flights at AirHint

AirHint found the following cheapest one-way flights from Ontario (ONT) to Prague (PRG) in May 2025 (see full year).

One-Way flights

09 May Iberia
10 May British Airways

Also check the deals for return flights from Ontario to Prague in May.

Skyscanner

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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