How often are SNA to ORD flights on time?

Flights from Santa Ana (SNA) to Chicago (ORD) arrive on time 90% of the time across 12,739 flights of official data.

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

United Airlines has the best on-time record on this route at 93% across 6,331 flights.

Route reliability

Flights from Santa Ana to Chicago arrive on time 90% of the time across 12,739 flights. Here’s how each airline really performs.

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On-time rate

12,739 flights

Airline	On-time	Flights
United Airlines	93%	6,331
American Airlines	86%	6,408

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

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

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