Cheapest return flights from Philadelphia (PHL) to San Juan (SJU), January

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
27 Jan 03 Feb Southwest Airlines
22 Jan 29 Jan Southwest Airlines
04 Jan 08 Jan Delta
28 Jan 31 Jan Southwest Airlines
15 Jan 18 Jan Delta
03 Jan 10 Jan Delta
01 Jan 10 Jan Delta
01 Jan 07 Jan Frontier Airlines
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deals for one-way flights from Philadelphia to San Juan in January.

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Updated Jul 9, 2026.

About these fares

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