Cheap flights from San Antonio to San Diego
Compare hundreds of airlines San Antonio–San Diego
About this route
Compare flights from San Antonio to San Diego, a about 1,812 km route (around 2h 46m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Southwest Airlines operate this route.
Airlines on this route
FAQ
What's the cheapest month to fly San Antonio to San Diego?
Prices vary by season; use the price calendar to find the cheapest month.
How long is the flight from San Antonio to San Diego?
A nonstop flight takes about 2h 46m and covers around 1,812 km. Connecting itineraries take longer.
Are there direct flights from San Antonio to San Diego?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from San Antonio to San Diego?
Southwest Airlines operate this route, among others. Compare them all in the results.
When should I book San Antonio–San Diego flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.