AirHint found the following cheapest return flights from Washington (IAD) to Punta Cana (PUJ) in October 2025 (see full year).

Return flights

10 Oct - 12 Oct	Frontier Airlines
18 Oct - 25 Oct	Frontier Airlines
11 Oct - 16 Oct	Frontier Airlines
08 Oct - 15 Oct	Copa
17 Oct - 21 Oct	Copa
14 Oct - 28 Oct	United	direct
13 Oct - 27 Oct	United	direct
20 Oct - 03 Nov	United	direct
21 Oct - 04 Nov	United	direct
22 Oct - 05 Nov	United	direct
28 Oct - 11 Nov	United	direct
29 Oct - 12 Nov	United	direct
02 Oct - 16 Oct	United
27 Oct - 10 Nov	United	direct
15 Oct - 19 Oct	Copa
09 Oct - 14 Oct	United
19 Oct - 02 Nov	United	direct
31 Oct - 14 Nov	United	direct
25 Oct - 08 Nov	United	direct
18 Oct - 01 Nov	United

Also check the deals for one-way flights from Washington to Punta Cana in October.

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 Washington to Punta Cana in October from $331

Return flights