How often are PHX to ORD flights on time?

Flights from Phoenix (PHX) to Chicago (ORD) arrive on time 87% of the time across 33,614 flights of official data.

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

United Airlines has the best on-time record on this route at 92% across 10,795 flights.

Route reliability

Flights from Phoenix to Chicago arrive on time 87% of the time across 33,614 flights. Here’s how each airline really performs.

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On-time rate

33,614 flights

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

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Nonstop vs. Connecting Flights: The Reliability Trade-off

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Do Morning Flights Really Have Fewer Delays?

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Are Some Airlines Really More Reliable Than Others?

The reliability gap between airlines is real — here's what actually drives it.

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