Cheapest return flights from Ontario to Prague in June from $1573

AirHint found the following cheapest return flights from Ontario (ONT) to Prague (PRG) in June 2025 (see full year).

Return flights

28 Jun - 07 Jul Alaska Airlines
19 Jun - 22 Jun Condor
18 Jun - 25 Jun Alaska Airlines
24 Jun - 31 Jul Alaska Airlines
17 Jun - 24 Jun Alaska Airlines
27 Jun - 07 Jul jetBlue
15 Jun - 30 Jun jetBlue
27 Jun - 06 Jul China Airlines

Also check the deals for one-way flights from Ontario to Prague in June.

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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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