Flights Chicago → Sioux City
ORD → SUX
Route overview
The flight route from Chicago to Sioux City operates with an average on-time performance of 60%, and flights typically experience a mean delay of 35.8 minutes. The destination airport, which opened in 1942, sees around 53,918 passengers annually, and the route is served by Embraer RJ145 and RJ140 aircraft over the course of 89 total flights.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Chicago (ORD) → Sioux City (SUX) route is operated by American Airlines. Across 119 flights monitored in recent months, 60% arrived on time (within 15 min of schedule), with an average delay of 34 minutes. The cancellation rate is 6.72%. FlightGuard's average computed risk is 19.7/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Sioux City the average ATFM delay is 4.6 minutes (main cause: airspace/NAS (BTS)). Departing from Chicago the average ATFM delay is 2.0 minutes.
Heading to Sioux City: what to expect in this direction
Flying from Chicago (ORD) to Sioux City (SUX) heads west for about 700 km, a flight time of roughly 1h 18m.
Departures from Chicago on this leg cluster in the morning window: about 75% of ORD-SUX flights take off then.
Air-traffic congestion: departing Chicago the average ATFM delay is 2.0 min (atfm); arriving into Sioux City it is 4.6 min (airspace/NAS (BTS)).
Across 119 tracked ORD-SUX flights, 60% left on time with an average delay of 34 min and a 6.7% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| American Airlines (AA) | 74% | 16 min | 3.0% |
Airlines operating ORD-SUX
Airports
Frequently asked questions about ORD-SUX
On the Chicago (ORD) -> Sioux City (SUX) route, on-time performance is 60% with an average delay of 34 minutes, based on 119 tracked flights.
The cancellation rate on Chicago-Sioux City is 6.72% across 119 monitored flights.
The route is operated by 1 airline: American Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Sioux City, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
