How often are DSM to ORD flights on time?

Flights from Des Moines (DSM) to Chicago (ORD) arrive on time 87% of the time across 17,222 flights of official data.

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

United Airlines has the best on-time record on this route at 90% across 9,252 flights.

Route reliability

Flights from Des Moines to Chicago arrive on time 87% of the time across 17,222 flights. Here’s how each airline really performs.

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On-time rate

17,222 flights

Airline	On-time	Flights
United Airlines	90%	9,252
American Airlines	84%	7,970

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

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