Flights from Philadelphia to San Juan
The lowest fare Aviasales travellers found for every month, with the airline and stops. Pick a month to open that flight, or search your own dates. Results stay here on 365Vistas.
Philadelphia to San Juan fares by month
Lowest one-way fare per month that Aviasales travellers found (as of Oct 31). Fares change daily; tap a month to see that flight's live price.
| Month | From | Date | Airline | Stops | |
|---|---|---|---|---|---|
| November 2026 | $57 | Nov 15 | Frontier | Direct | See flight › |
| December 2026 | $134 | Dec 29 | JetBlue | 1 stop | See flight › |
| January 2027 | $57 | Jan 17 | Frontier | Direct | See flight › |
In San Juan
Plan a trip to San Juan, Puerto Rico: the best time to go, getting around, top things to do from Old San Juan to El Yunque and the bioluminescent bays.
Philadelphia to San Juan flight FAQ
What is the lowest fare from Philadelphia to San Juan?
The lowest one-way fare Aviasales travellers found was $57 for a flight on Nov 15 (November 2026) with Frontier, direct. Fares change daily; search your dates for today's live price.
Which month has the lowest fares from Philadelphia to San Juan?
In the fares found as of Oct 31, November 2026 had the lowest price ($57). The table above lists the lowest fare found for every month.
Which airlines fly from Philadelphia to San Juan?
In the lowest fares found for this route: Frontier, JetBlue. More airlines show up when you search your exact dates.
Are there direct flights from Philadelphia to San Juan?
Yes. Some of the lowest fares found for this route are direct flights (marked "Direct" in the table).
How long is the flight from Philadelphia to San Juan?
The quickest of the lowest fares found takes 3 h 48 min (direct, Frontier). Direct flights, when available, are shorter.