How often are SDF to ORD flights on time?

Flights from Louisville (SDF) to Chicago (ORD) arrive on time 88% of the time across 16,683 flights of official data.

Which airline is most reliable on the SDF to ORD route?

American Airlines has the best on-time record on this route at 89% across 6,929 flights.

Route reliability

Flights from Louisville to Chicago arrive on time 88% of the time across 16,683 flights. Here’s how each airline really performs.

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On-time rate

16,683 flights

Airline	On-time	Flights
American Airlines	89%	6,929
United Airlines	88%	9,754

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

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

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