Cheapest return flights from Pittsburgh (PIT) to San Juan (SJU), December

17 dates in December, from $ 174. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
5 Dec 10 Dec Frontier Airlines
5 Dec 12 Dec Frontier Airlines
5 Dec 14 Dec American Airlines
9 Dec 16 Dec United
14 Dec 21 Dec United
2 Dec 9 Dec jetBlue
3 Dec 7 Dec Southwest Airlines
10 Dec 13 Dec Frontier Airlines
3 Dec 6 Dec Frontier Airlines
4 Dec 6 Dec Frontier Airlines
14 Dec 9 Jan 2027 Allegiant Air
31 Dec 7 Jan 2027 Southern Airways Express
31 Dec 4 Jan 2027 jetBlue
24 Dec 2 Jan 2027 Breeze Airways
23 Dec 2 Jan 2027 Allegiant Air
24 Dec 3 Jan 2027 Breeze Airways
27 Dec 2 Jan 2027 jetBlue
Powered by

Cheapest deals for the full year

Deals for one-way flights from Pittsburgh to San Juan in December.

Book a cheap hotel in San Juan

Cheap car rent in Luis Munoz Marin Intl

Updated Oct 9, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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