How often are ATL to PIT flights on time?

Flights from Atlanta (ATL) to Pittsburgh (PIT) arrive on time 87% of the time across 16,678 flights of official data.

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

Delta Air Lines has the best on-time record on this route at 88% across 13,956 flights.

Route reliability

Flights from Atlanta to Pittsburgh arrive on time 87% of the time across 16,678 flights. Here’s how each airline really performs.

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On-time rate

16,678 flights

Airline	On-time	Flights
Delta Air Lines	88%	13,956
Southwest Airlines	85%	2,722

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

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

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