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

Return flights

09 Dec - 20 Dec	Copa
04 Dec - 07 Dec	Copa
09 Dec - 13 Dec	United	direct
09 Dec - 20 Dec	United	direct
05 Dec - 09 Dec	United	direct
04 Dec - 07 Dec	United	direct
17 Dec - 23 Dec	Copa
24 Dec - 29 Dec	United	direct
20 Dec - 26 Dec	Contour Airlines
24 Dec - 28 Dec	United	direct
22 Dec - 04 Jan	Allegiant Air
23 Dec - 01 Jan	Frontier Airlines
30 Dec - 03 Jan	Frontier Airlines
19 Dec - 03 Jan	Frontier Airlines
26 Dec - 02 Jan	Frontier Airlines
23 Dec - 02 Jan	Frontier Airlines

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

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 December from 356€

Return flights