San Francisco (SFO) to San Juan (SJU) flight deal from $343 USD in economy class

B6JetBlue Airways

Round Trip•Economy

SFO

San Francisco International Airport

San Francisco, United States

SJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico

$613 USD

-44%$343 USD

Verified Nov 3, 2025 at 3:59 AM

December 2025

Today

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Tue

Wed

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Sun

1$530 2$539 3$491 4$455 5$451 6$393 7$343 8$392 9$343 10$393 11$489 12$447 13$520 14$413 15$434 16$462 17$609 18$690 19$1,077 20$1,275 21$1,333 22$1,366 23$1,269 24$906 25$786 26$1,277 27$793 28$751 29$593 30$636 31$377 1 2 3 4

Limited Availability

14% of dates checked are available within 10% of the lowest price

Tuesday, December 23rd, 2025

10 round-trip options

Returning

Sun, Dec 28, 2025•5 Day Trip

$1,462 USD

Google Flights

Returning

Mon, Dec 29, 2025•6 Day Trip

$1,387 USD

Google Flights

Returning

Tue, Dec 30, 2025•7 Day Trip

$1,290 USD

Google Flights

Returning

Wed, Dec 31, 2025•8 Day Trip

$1,383 USD

Google Flights

Returning

Thu, Jan 1, 2026•9 Day Trip

$1,433 USD

Google Flights

Returning

Fri, Jan 2, 2026•10 Day Trip

$1,534 USD

Google Flights

Returning

Sat, Jan 3, 2026•11 Day Trip

$1,797 USD

Google Flights

Returning

Sun, Jan 4, 2026•12 Day Trip

$1,856 USD

Google Flights

Returning

Mon, Jan 5, 2026•13 Day Trip

$1,403 USD

Google Flights

Returning

Tue, Jan 6, 2026•14 Day Trip

$1,269 USD

Google Flights