Direct (nonstop) flights from San Jose to San Diego
2 airlines fly nonstop from Norman Y Mineta San Jose International (SJC) to San Diego International Airport (SAN). It's 417 miles (671 km), about 1h 25m in the air. Operated by Alaska Airlines, Southwest Airlines.
Alaska Airlines
Southwest Airlines
Route data last updated: May 26, 2026
Airlines with non-stop flights
AS
Alaska Airlines
WN
Southwest Airlines
Alternative Routes
Other ways to fly from San Jose to San Diego with one stop · direct emits 77 kg CO₂ per passenger
Looking for the return flight?
SAN → SJC: Flights from San Diego to San JoseOther direct flights from San Jose
Direct flights from San Diego (SAN)
Frequently Asked Questions
How long is the direct flight from San Jose to San Diego?
A nonstop flight from San Jose (SJC) to San Diego (SAN) takes approximately 1 hours and 25 minutes. The distance is 417 miles (671 km).
Which airlines fly nonstop from San Jose to San Diego?
2 airlines: Alaska Airlines, Southwest Airlines.
Is there a nonstop flight from San Jose to San Diego?
Yes. 2 airlines: Alaska Airlines, Southwest Airlines.
How far is San Jose from San Diego?
The flight distance from San Jose to San Diego is 417 miles (671 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as Mumbai to Goa.
What type of aircraft flies from San Jose to San Diego?
At 1h 25m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from San Jose to San Diego?
Roughly 77 kg CO2 per passenger one-way. That's about the same as driving 385 km.
Is the return flight from San Diego to San Jose also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from San Jose to San Diego?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Norman Y Mineta San Jose International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.