Cheapest return flights from Islip to Santo Domingo in December from $490

AirHint found the following cheapest return flights from Islip (ISP) to Santo Domingo (SDQ) in December 2025 (see full year).

Return flights

29 Dec - 15 Jan Frontier Airlines
22 Dec - 28 Dec Frontier Airlines
18 Dec - 28 Dec Frontier Airlines
29 Dec - 17 Jan Frontier Airlines
20 Dec - 30 Dec Frontier Airlines
19 Dec - 08 Jan Frontier Airlines
22 Dec - 03 Jan Frontier Airlines
28 Dec - 06 Jan Frontier Airlines
20 Dec - 03 Jan Frontier Airlines
19 Dec - 05 Jan Frontier Airlines
25 Dec - 02 Jan Frontier Airlines
26 Dec - 03 Jan Frontier Airlines
27 Dec - 03 Jan Frontier Airlines

Also check the deals for one-way flights from Islip to Santo Domingo in December.

Powered by

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.

Book a cheap hotel in Santo Domingo

Cheap car rent in Santo Domingo

Feel free to contact us with any feedback or request another flight research.