Los Angeles (LAX) to San José (SJO) flight deal from $325 USD in economy class

ASAlaska Airlines, Inc.

Round Trip•Economy

LAX

Los Angeles International Airport

Los Angeles, United States

SJO

Juan Santamaría International Airport (SJO)

San José, Costa Rica

$552 USD

-41%$325 USD

Verified Nov 4, 2025 at 12:53 PM

December 2025

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1$477 2$477 3$532 4$532 5$345 6$365 7$360 8$360 9$325 10$477 11$477 12$677 13$532 14$677 15$532 16$597 17$677 18$736 19$1,571 20$1,011 21$920 22$920 23$859 24$884 25$949 26$1,099 27$876 28$876 29$749 30$547 31$602 1 2 3 4

Extremely Rare Availability

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

Sunday, December 28th, 2025

10 round-trip options

Returning

Fri, Jan 2, 2026•5 Day Trip

$1,334 USD

Google Flights

Returning

Sat, Jan 3, 2026•6 Day Trip

$1,334 USD

Google Flights

Returning

Sun, Jan 4, 2026•7 Day Trip

$1,894 USD

Google Flights

Returning

Mon, Jan 5, 2026•8 Day Trip

$1,164 USD

Google Flights

Returning

Tue, Jan 6, 2026•9 Day Trip

$1,164 USD

Google Flights

Returning

Wed, Jan 7, 2026•10 Day Trip

$944 USD

Google Flights

Returning

Thu, Jan 8, 2026•11 Day Trip

$944 USD

Google Flights

Returning

Fri, Jan 9, 2026•12 Day Trip

$876 USD

Google Flights

Returning

Sat, Jan 10, 2026•13 Day Trip

$914 USD

Google Flights

Returning

Sun, Jan 11, 2026•14 Day Trip

$876 USD

Google Flights