A direct flight is the most convenient and comfortable way to fly from San Jose to San Diego, despite the fact that sometimes flights with transfers can cost significantly less.
Schedule of direct flights from San Jose to San Diego
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from San Jose to San Diego:
San Jose airports overview
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San Diego airports overview
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Frequently asked questions (FAQ)
Answers to questions about the route that travelers are most interested in.
Special offers and sales on air tickets from San Jose to San Diego
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Alternative routes
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Cheapest one way flight
$21
Alaska Airlines
Direct flight
1h 29m
01/07/2026
The cheapest one-way flight from San Jose to San Diego departs on 01/07/2026, is operated by Alaska Airlines and costs $21
Cheapest round trip flight
$100
Alaska Airlines
Direct flight
3h 5m
01/23/2026
The cheapest roundtrip flight from San Jose to San Diego departs on 01/23/2026, is operated by Alaska Airlines and costs $100
The fastest flight
1h 29m
Fastest flight from San Jose to San Diego takes 1h 29m
Direct flights
Several times a week
There are direct flights on this route 5 days a week: Su, Tu, We, Th, and Fr
Earliest flight
6:25 AM
Latest flight
8:35 PM
Direct flights count
186
Distance
670km
Timezone difference
0h
The distance between San Jose and San Diego is 670km (415 miles). There are 186 direct flights from San Jose to San Diego. San Jose and San Diego are in the same time zone. Flights from San Jose begin at 6:25 AM. The latest flight from San Jose departs at 8:35 PM
The route San Jose — San Diego is served by many carriers — 5 in total, including United Airlines, Alaska Airlines, Southwest Airlines, Grumeti Air, and Frontier Airlines. This gives passengers wide opportunities: from finding the lowest fare (from $21) to selecting flights by schedule or service class. Our service aggregates data from multiple booking systems so you can compare offers in one place. This saves time and money: no need to check dozens of sites — just pick the right option and book online.
We couldn't find any special offers for flights from San Jose to San Diego
January 2026
Lowest price
on average:
$78
December 2025
Highest price
on average:
$132
Avg Price
How much is the cheapest flight ticket from San Jose to San Diego?
The cheapest flight ticket from San Jose to San Diego according to data for the last 48 hours costs $21
When is the best time to buy air tickets on the route San Jose — San Diego?
Often the best time to buy tickets from San Jose to San Diego is 2 months before departure.
When is the cheapest time of year to fly from San Jose to San Diego?
Based on statistics over the past years, the lowest prices for flights from San Jose to San Diego can be found flying in these months: January, December.
How long does it take to fly from San Jose to San Diego?
The fastest flights from San Jose to San Diego start from 1 hour 29 minutes in the air.
Which airline can fly direct from San Jose to San Diego?
The following airlines operate direct flights on the route San Jose — San Diego: United Airlines, Alaska Airlines, Southwest Airlines
In different months, ticket prices from San Jose to San Diego vary: minimum — $78 (January 2026), maximum — $132 (December 2025). Typically, the flight costs $105–$132.
