Cheapest one-way flights from Ontario to Prague in May from $472

AirHint found the following cheapest one-way flights from Ontario (ONT) to Prague (PRG) in May 2026 (see full year).

One-Way flights

04 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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