Route · ORD → SUX · 2020–2025 BTS data
Chicago to Sioux City
The ORD–SUX corridor (Chicago, IL → Sioux City, IA) runs behind the national average, served by 3 carriers across roughly 436 miles.
Data updated 2026-06-13
- 78.6%
- On-time
- -0.4 pts
- vs US avg
- 106 min
- Delay when late
- 2,124
- Flights
Cancelled
3.7%
Best Month
N/A
Worst Month
N/A
Distance
436 mi
Carriers
3
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 31 | 11 | 3 | 1 | OO |
| Nov 2025 | 30 | 8 | 4 | 0 | OO |
| Oct 2025 | 31 | 9 | 0 | 1 | OO |
| Sep 2025 | 30 | 3 | 0 | 1 | OO |
| Aug 2025 | 31 | 11 | 2 | 1 | OO |
| Jul 2025 | 31 | 14 | 2 | 2 | OO |
| Jun 2025 | 30 | 17 | 0 | 2 | OO |
| May 2025 | 31 | 9 | 0 | 1 | OO |
| Apr 2025 | 30 | 7 | 1 | 0 | OO |
| Mar 2025 | 31 | 12 | 1 | 0 | OO |
| Jan 2025 | 31 | 8 | 0 | 1 | OO |
| Dec 2024 | 31 | 8 | 3 | 1 | OO |
| Nov 2024 | 30 | 10 | 0 | 0 | OO |
| Oct 2024 | 31 | 6 | 0 | 0 | OO |
| Sep 2024 | 30 | 7 | 0 | 0 | OO |
| Aug 2024 | 31 | 13 | 1 | 0 | OO |
| Jul 2024 | 31 | 16 | 2 | 1 | OO |
| Jun 2024 | 30 | 14 | 1 | 0 | OO |
| May 2024 | 31 | 11 | 3 | 1 | OO |
| Apr 2024 | 30 | 5 | 0 | 0 | OO |
| Mar 2024 | 31 | 5 | 0 | 0 | OO |
| Jan 2024 | 30 | 8 | 4 | 0 | OO |
| Oct 2023 | 31 | 4 | 0 | 0 | OO |
| Sep 2023 | 30 | 7 | 0 | 0 | OO |
Cancellation Rate
3.7%
27 of 734 flights
Diversion Rate
1.8%
13 of 734 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
ORD - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
Origin airport →SUX - Sioux City
Full on-time, delay-cause, and seasonal performance for Sioux City, IA.
Destination airport →Compare the two airports
See ORD and SUX side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to ORD–SUX.
Routes with a similar on-time rate
What the Data Says About ORD to SUX
2,124 tracked flights put the ORD to SUX pairing (Chicago to Sioux City) at a 78.6% on-time rate, squarely in line with the wider network. Delays that do occur run 105.7 minutes on average. Across the 436-mile route and its 3 carriers, the trailing 24 months show 3.7% cancelled and 1.8% diverted (734 flights sampled).
Monthly performance data for this route did not show a clear best/worst split in the sample window; review the monthly table above for period-by-period detail.
Frequently Asked Questions
How often are flights delayed from ORD to SUX? ▼
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.