Philadelphia (PHL) to San Juan (SJU) flight deal in economy from $226

Delta Air LinesDLDelta Air Lines
Round Trip•Economy
United StatesPHL

Philadelphia International Airport

Philadelphia, United States
Puerto RicoSJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico
$543 USD
-58%$226 USD
Verified about 8 hours ago
Rare Availability
9% of dates checked are available within 10% of the lowest price

Monday, September 14th, 2026

6 round-trip options

Returning
Sun, Sep 20, 2026•6 Day Trip
$307 USD
Google Flights
Returning
Mon, Sep 21, 2026•7 Day Trip
$307 USD
Google Flights
Returning
Tue, Sep 22, 2026•8 Day Trip
$256 USD
Google Flights
Returning
Thu, Sep 24, 2026•10 Day Trip
$256 USD
Google Flights
Returning
Sat, Sep 26, 2026•12 Day Trip
$307 USD
Google Flights
Returning
Mon, Sep 28, 2026•14 Day Trip
$316 USD
Google Flights