Cheapest return flights from Newburgh (SWF) to San Juan (SJU), December

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
06 Dec 09 Dec Allegiant Air
13 Dec 22 Dec Allegiant Air
10 Dec 05 Jan Allegiant Air
10 Dec 04 Jan Allegiant Air
22 Dec 30 Dec Allegiant Air
22 Dec 28 Dec Allegiant Air
22 Dec 26 Dec Allegiant Air
22 Dec 27 Dec Allegiant Air
22 Dec 29 Dec Allegiant Air
20 Dec 27 Dec Allegiant Air
19 Dec 26 Dec Breeze Airways
22 Dec 03 Jan Allegiant Air
24 Dec 31 Dec Allegiant Air
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deals for one-way flights from Newburgh to San Juan in December.

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Updated Jun 21, 2026.

About these fares

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