AirHint found the following cheapest return flights from Ontario (ONT) to Nassau (NAS) in August 2025 (see full year).

Return flights

22 Aug - 25 Aug	jetBlue
29 Aug - 02 Sep	jetBlue
19 Aug - 23 Aug	jetBlue
24 Aug - 27 Aug	jetBlue
21 Aug - 25 Aug	jetBlue
20 Aug - 24 Aug	jetBlue
23 Aug - 27 Aug	jetBlue
20 Aug - 25 Aug	jetBlue
19 Aug - 25 Aug	jetBlue
22 Aug - 29 Aug	jetBlue
09 Aug - 16 Aug	jetBlue

Also check the deals for one-way flights from Ontario to Nassau in August.

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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Cheapest return flights from Ontario to Nassau in August from $908

Return flights