How often are ATL to SAN flights on time?

Flights from Atlanta (ATL) to San Diego (SAN) arrive on time 87% of the time across 12,831 flights of official data.

Which airline is most reliable on the ATL to SAN route?

Southwest Airlines has the best on-time record on this route at 88% across 545 flights.

Route reliability

Flights from Atlanta to San Diego arrive on time 87% of the time across 12,831 flights. Here’s how each airline really performs.

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On-time rate

12,831 flights

On-time = arrived within 15 minutes of schedule, per BTS TranStats. Compare the reverse leg SAN → ATL.

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Do Morning Flights Really Have Fewer Delays?

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Are Some Airlines Really More Reliable Than Others?

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Score real ATL–SAN flights on reliability, weather, and connection safety — not just price.

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