How often are TYS to ORD flights on time?

Flights from Knoxville (TYS) to Chicago (ORD) arrive on time 83% of the time across 13,227 flights of official data.

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

United Airlines has the best on-time record on this route at 85% across 7,813 flights.

Route reliability

Flights from Knoxville to Chicago arrive on time 83% of the time across 13,227 flights. Here’s how each airline really performs.

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On-time rate

13,227 flights

Airline	On-time	Flights
United Airlines	85%	7,813
American Airlines	80%	5,414

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

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

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