How often are SLC to ATL flights on time?

Flights from Salt Lake City (SLC) to Atlanta (ATL) arrive on time 89% of the time across 19,449 flights of official data.

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

Delta Air Lines has the best on-time record on this route at 89% across 19,241 flights.

Route reliability

Flights from Salt Lake City to Atlanta arrive on time 89% of the time across 19,449 flights. Here’s how each airline really performs.

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On-time rate

19,449 flights

Airline	On-time	Flights
Delta Air Lines	89%	19,241
Frontier Airlines	68%	208

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

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

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