AirHint found the following cheapest return flights from Montreal (YUL) to Punta Cana (PUJ) in August 2025 (see full year).

Return flights

11 Aug - 19 Aug	Arajet	direct
22 Aug - 04 Sep	Arajet	direct
30 Aug - 10 Sep	United
29 Aug - 05 Sep	United
30 Aug - 06 Sep	United
31 Aug - 07 Sep	United
18 Aug - 26 Aug	Arajet	direct
25 Aug - 01 Sep	United
26 Aug - 01 Sep	United
12 Aug - 19 Aug	Arajet	direct
15 Aug - 18 Aug	WestJet
25 Aug - 02 Sep	Arajet	direct
19 Aug - 26 Aug	Arajet	direct
18 Aug - 02 Sep	Arajet	direct
25 Aug - 30 Aug	United
22 Aug - 25 Aug	Arajet	direct
18 Aug - 22 Aug	Arajet	direct
18 Aug - 25 Aug	Arajet	direct
13 Aug - 18 Aug	United
27 Aug - 03 Sep	United

Also check the deals for one-way flights from Montreal to Punta Cana 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 Montreal to Punta Cana in August from $317

Return flights