Frontier AirlinesDepart13:09
Tue, Dec 29LAX → SJC
1h 21m · Direct
$19one way, per person
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- Cheapest fare
- $19
- Cheapest month
- December
- Direct flights
- Yes
- Flight time
- 1h 17m
Frontier Airlines · Tue, Dec 29
from $19
Alaska Airlines and Frontier Airlines
490 km
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Cheapest month to fly from Los Angeles to San Jose
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in December 2026
The lowest fares we've seen for each day, cheapest first.
Frontier AirlinesFrontier AirlinesDepart18:40
Sat, Dec 5LAX → SFO
1h 28m · Direct
$22one way, per person
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Plan the rest of your trip to San Jose
Where to stay, what to do and getting around, from our travel partners.
About flights from Los Angeles to San Jose
Los Angeles (LAX) and San Jose (SJC) are about 490 km apart. Direct flights take around 1h 17m, and recent direct fares were with Alaska Airlines and Frontier Airlines. Over the next few months, one-way fares start from $19, and December 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Los Angeles to San Jose?
The cheapest one-way fare we've seen recently is $19 with Frontier Airlines, departing Tuesday, December 29, 2026. Over the coming months, the lowest fare in each month ranges from $19 to $160.
What is the cheapest month to fly from Los Angeles to San Jose?
December 2026 currently has the lowest fares, from $19 one way.
Are there direct flights from Los Angeles to San Jose?
Yes. Recent direct fares were with Alaska Airlines and Frontier Airlines.
How long is the flight from Los Angeles to San Jose?
A direct flight takes about 1h 17m. Los Angeles and San Jose are around 490 km apart.
Which airlines fly from Los Angeles to San Jose?
Recent fares on this route were with Alaska Airlines and Frontier Airlines.
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