How often are ORD to DAY flights on time?

Flights from Chicago (ORD) to Dayton (DAY) arrive on time 79% of the time across 16,682 flights of official data.

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

United Airlines has the best on-time record on this route at 80% across 10,328 flights.

Route reliability

Flights from Chicago to Dayton arrive on time 79% of the time across 16,682 flights. Here’s how each airline really performs.

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On-time rate

16,682 flights

Airline	On-time	Flights
United Airlines	80%	10,328
American Airlines	78%	6,354

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

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