Route · ORD → CHS · 2020–2025 BTS data
Chicago to Charleston
The ORD–CHS corridor (Chicago, IL → Charleston, SC) runs ahead of the national average, served by 40 carriers across roughly 760 miles.
Data updated 2026-06-13
- 83.2%
- On-time
- +4.2 pts
- vs US avg
- 65 min
- Delay when late
- 7,740
- Flights
Cancelled
1.3%
Best Month
Nov 2024 94%
Worst Month
Jul 2025 66%
Distance
760 mi
Carriers
40
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 172 | 46 | 1 | 0 | YX,MQ,UA,OO |
| Nov 2025 | 178 | 38 | 8 | 0 | UA,MQ,YX |
| Oct 2025 | 177 | 34 | 0 | 0 | AA,UA,YX,MQ |
| Sep 2025 | 145 | 23 | 0 | 0 | MQ,UA,YX,AA |
| Aug 2025 | 138 | 22 | 5 | 0 | AA,YX,MQ,UA |
| Jul 2025 | 171 | 58 | 3 | 1 | AA,UA,YX,MQ |
| Jun 2025 | 169 | 32 | 1 | 0 | AA,UA,YX,MQ |
| May 2025 | 157 | 30 | 0 | 1 | AA,UA,YX,MQ |
| Apr 2025 | 150 | 18 | 4 | 0 | MQ,UA,YX,AA |
| Mar 2025 | 151 | 25 | 0 | 0 | YX,UA,MQ |
| Feb 2025 | 106 | 19 | 1 | 0 | UA,YX,MQ |
| Jan 2025 | 85 | 11 | 6 | 0 | YX,UA |
| Dec 2024 | 104 | 11 | 0 | 0 | MQ,OO,UA,YX |
| Nov 2024 | 109 | 7 | 0 | 0 | OO,YX,UA,MQ |
| Oct 2024 | 120 | 13 | 0 | 0 | UA,MQ,OO,YX |
| Sep 2024 | 119 | 18 | 0 | 0 | YX,UA,MQ |
| Aug 2024 | 116 | 20 | 4 | 0 | AA,MQ,YX,UA |
| Jul 2024 | 111 | 20 | 3 | 0 | AA,MQ,OO,UA,YX |
| Jun 2024 | 135 | 16 | 2 | 0 | AA,MQ,OO,UA,YX |
| May 2024 | 122 | 26 | 0 | 0 | MQ,YX,OO,UA |
| Apr 2024 | 120 | 15 | 0 | 1 | MQ,UA,YX |
| Mar 2024 | 119 | 20 | 0 | 1 | MQ,YX,UA |
| Feb 2024 | 93 | 6 | 0 | 0 | MQ,OO,UA,YX |
| Jan 2024 | 84 | 18 | 4 | 1 | YX,OO,UA |
Cancellation Rate
1.3%
42 of 3,151 flights
Diversion Rate
0.2%
5 of 3,151 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 →CHS - Charleston
Full on-time, delay-cause, and seasonal performance for Charleston, SC.
Destination airport →Compare the two airports
See ORD and CHS 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–CHS.
Routes with a similar on-time rate
What the Data Says About ORD to CHS
Bureau of Transportation Statistics records show Chicago to Charleston (ORD to CHS) running a 83.2% on-time rate over 7,740 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 64.6 minutes. The 760-mile corridor is served by 40 carriers, and over the last 24 months 1.3% of 3,151 flights were cancelled, 0.2% diverted.
The monthly split is wide on this route: Nov 2024 posted the strongest performance at 94% on-time, while Jul 2025 came in at just 66% - a 28-point swing worth factoring into travel timing.
Frequently Asked Questions
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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.