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 16 days ago
Fair Availability
21% of dates checked are available within 10% of the lowest price

Monday, December 14th, 2026

5 round-trip options

Returning
Sat, Dec 19, 2026•5 Day Trip
$901 USD
Google Flights
Returning
Tue, Dec 22, 2026•8 Day Trip
$673 USD
Google Flights
Returning
Wed, Dec 23, 2026•9 Day Trip
$729 USD
Google Flights
Returning
Fri, Dec 25, 2026•11 Day Trip
$673 USD
Google Flights
Returning
Sat, Dec 26, 2026•12 Day Trip
$1,150 USD
Google Flights