How often are MKE to ATL flights on time?

Flights from Milwaukee (MKE) to Atlanta (ATL) arrive on time 92% of the time across 14,332 flights of official data.

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

Delta Air Lines has the best on-time record on this route at 92% across 12,380 flights.

Route reliability

Flights from Milwaukee to Atlanta arrive on time 92% of the time across 14,332 flights. Here’s how each airline really performs.

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On-time rate

14,332 flights

Airline	On-time	Flights
Delta Air Lines	92%	12,380
Southwest Airlines	91%	1,952

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

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

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