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

Return flights

19 Sep - 23 Sep	Arajet	direct
29 Sep - 05 Oct	Arajet	direct
05 Sep - 07 Sep	Arajet	direct
08 Sep - 15 Sep	Arajet	direct
14 Sep - 21 Sep	Arajet	direct
18 Sep - 25 Sep	Arajet	direct
16 Sep - 20 Sep	Arajet	direct
19 Sep - 24 Sep	Arajet	direct
03 Sep - 09 Sep	Arajet	direct
25 Sep - 30 Sep	Arajet	direct
26 Sep - 30 Sep	Arajet	direct
28 Sep - 03 Oct	Arajet	direct

Also check the deals for one-way flights from Cancun 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 Cancun to Punta Cana in September from 178€

Return flights