How often are SAN to ATL flights on time?

Flights from San Diego (SAN) to Atlanta (ATL) arrive on time 91% of the time across 12,653 flights of official data.

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

Delta Air Lines has the best on-time record on this route at 92% across 11,317 flights.

Route reliability

Flights from San Diego to Atlanta arrive on time 91% of the time across 12,653 flights. Here’s how each airline really performs.

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On-time rate

12,653 flights

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

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A stop multiplies the ways a trip can break. When it's worth it — and how to de-risk it.

Do Morning Flights Really Have Fewer Delays?

Yes — and there's a clear reason. How delays snowball through the day.

Are Some Airlines Really More Reliable Than Others?

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