Cheapest return flights from Los Angeles (LAX) to San Jose (SJO), December

20 dates in December, from $ 541. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
6 Dec 9 Dec Alaska Airlines
7 Dec 10 Dec Southwest Airlines
9 Dec 16 Dec Southwest Airlines
2 Dec 6 Dec Frontier Airlines
14 Dec 23 Dec American Airlines
14 Dec 13 Jan 2027 American Airlines
8 Dec 15 Dec United
1 Dec 5 Dec American Airlines
29 Dec 6 Jan 2027 Frontier Airlines
15 Dec 24 Dec American Airlines
30 Dec 7 Jan 2027 jetBlue
2 Dec 6 Dec Alaska Airlines
Direct Flight
4 Dec 12 Dec Avianca
28 Dec 7 Jan 2027 jetBlue
1 Dec 1 Jan 2027 Frontier Airlines
29 Dec 6 Jan 2027 Alaska Airlines
Direct Flight
28 Dec 1 Jan 2027 jetBlue
26 Dec 3 Jan 2027 jetBlue
26 Dec 4 Jan 2027 jetBlue
25 Dec 3 Jan 2027 jetBlue
Powered by

Cheapest deals for the full year

Deals for one-way flights from Los Angeles to San Jose in December.

Book a cheap hotel in San Jose

Cheap car rent in Juan Santamaria Intl

Updated Oct 12, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.