Honolulu (HNL) to San Juan (SJU) flight deal from $499 USD in economy class

UAUnited Airlines

Round Trip•Economy

HNL

Honolulu International Airport

Honolulu, United States

SJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico

$880 USD

-43%$499 USD

Verified Nov 28, 2025 at 6:02 PM

April 2026

Today

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30$719 31$742 1$752 2$1,030 3$1,132 4$1,241 5$1,032 6$776 7$737 8$747 9$747 10$1,030 11$1,008 12$701 13$691 14$701 15$701 16$701 17$701 18$822 19$701 20$668 21$691 22$701 23$691 24$698 25$684 26$698 27$668 28$663 29$701 30$663 1 2 3

Extremely Rare Availability

3% of dates checked are available within 10% of the lowest price

Monday, April 13th, 2026

7 round-trip options

Returning

Sat, Apr 18, 2026•5 Day Trip

$775 USD

Google Flights

Returning

Sun, Apr 19, 2026•6 Day Trip

$1,011 USD

Google Flights

Returning

Mon, Apr 20, 2026•7 Day Trip

$775 USD

Google Flights

Returning

Tue, Apr 21, 2026•8 Day Trip

$775 USD

Google Flights

Returning

Wed, Apr 22, 2026•9 Day Trip

$691 USD

Google Flights

Returning

Thu, Apr 23, 2026•10 Day Trip

$742 USD

Google Flights

Returning

Fri, Apr 24, 2026•11 Day Trip

$775 USD

Google Flights