AirHint found the following cheapest return flights from Ottawa (YOW) to Punta Cana (PUJ) in September 2025 (see full year).

Return flights

04 Sep - 14 Sep	United
23 Sep - 30 Sep	United
08 Sep - 15 Sep	United
05 Sep - 26 Sep	United
10 Sep - 17 Sep	United
06 Sep - 27 Sep	United
09 Sep - 18 Sep	United
12 Sep - 20 Sep	United
10 Sep - 20 Sep	United
09 Sep - 13 Sep	United
24 Sep - 08 Oct	United
29 Sep - 20 Oct	United
10 Sep - 03 Oct	United
22 Sep - 17 Oct	United
09 Sep - 05 Oct	United
23 Sep - 10 Oct	United
27 Sep - 20 Oct	United
30 Sep - 06 Oct	United
17 Sep - 01 Oct	United
30 Sep - 01 Oct	United

Also check the deals for one-way flights from Ottawa to Punta Cana in September.

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 Ottawa to Punta Cana in September from 251€

Return flights