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

Tuesday, August 18th, 2026

5 round-trip options

Returning
Sun, Aug 23, 2026•5 Day Trip
$536 USD
Google Flights
Returning
Mon, Aug 24, 2026•6 Day Trip
$536 USD
Google Flights
Returning
Fri, Aug 28, 2026•10 Day Trip
$433 USD
Google Flights
Returning
Sun, Aug 30, 2026•12 Day Trip
$480 USD
Google Flights
Returning
Tue, Sep 1, 2026•14 Day Trip
$433 USD
Google Flights