San Jose (SJC) to San Juan (SJU) flight deal in economy from $386

Delta Air LinesDLDelta Air Lines
Round Trip•Economy
United StatesSJC

Norman Y. Mineta San Jose International Airport

San Jose, United States
Puerto RicoSJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico
$745 USD
-48%$386 USD
Verified 14 days ago
Fair Availability
21% of dates checked are available within 10% of the lowest price

Wednesday, September 2nd, 2026

6 round-trip options

Returning
Tue, Sep 8, 2026•6 Day Trip
$673 USD
Google Flights
Returning
Thu, Sep 10, 2026•8 Day Trip
$433 USD
Google Flights
Returning
Fri, Sep 11, 2026•9 Day Trip
$433 USD
Google Flights
Returning
Sat, Sep 12, 2026•10 Day Trip
$480 USD
Google Flights
Returning
Mon, Sep 14, 2026•12 Day Trip
$480 USD
Google Flights
Returning
Wed, Sep 16, 2026•14 Day Trip
$433 USD
Google Flights