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Route · CHS → ORD · 2020–2025 BTS data

Charleston to Chicago

The CHS–ORD corridor (Charleston, SC → Chicago, IL) runs ahead of the national average, served by 36 carriers across roughly 760 miles.

Data updated 2026-06-13

83.7%
On-time
+4.7 pts
vs US avg
78 min
Delay when late
7,642
Flights

Cancelled

1.6%

Best Month

Sep 2024 97%

Worst Month

Jul 2025 70%

Distance

760 mi

Carriers

36

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 172 44 4 1 YX,MQ,UA,OO
Nov 2025 178 44 6 1 UA,MQ,YX
Oct 2025 176 31 0 0 AA,UA,YX,MQ
Sep 2025 145 30 0 0 MQ,UA,YX,AA
Aug 2025 139 22 5 1 AA,YX,MQ,UA
Jul 2025 171 52 5 0 AA,UA,YX,MQ
Jun 2025 168 29 1 1 AA,UA,YX,MQ
May 2025 157 41 0 1 AA,UA,YX,MQ
Apr 2025 151 38 3 0 MQ,UA,YX,AA
Mar 2025 151 23 1 0 YX,UA,MQ
Feb 2025 106 19 1 0 UA,YX,MQ
Jan 2025 84 12 7 0 YX,UA
Dec 2024 105 23 0 0 MQ,OO,UA,YX
Nov 2024 109 13 0 0 OO,YX,UA,MQ
Oct 2024 120 5 0 0 UA,MQ,OO,YX
Sep 2024 119 4 1 0 YX,UA,MQ
Aug 2024 116 19 3 0 AA,MQ,YX,OO,UA
Jul 2024 111 12 3 0 AA,MQ,OO,UA,YX
Jun 2024 136 19 2 0 AA,MQ,OO,UA,YX
May 2024 122 25 1 1 MQ,YX,OO,UA
Apr 2024 120 15 0 0 MQ,UA,YX
Mar 2024 120 14 1 0 MQ,YX,UA
Feb 2024 93 6 0 0 MQ,OO,UA,YX
Jan 2024 86 18 6 0 YX,OO,UA

Cancellation Rate

1.6%

50 of 3,155 flights

Diversion Rate

0.2%

6 of 3,155 flights

What the Data Says About CHS to ORD

Bureau of Transportation Statistics records show Charleston to Chicago (CHS to ORD) running a 83.7% on-time rate over 7,642 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 78.0 minutes. The 760-mile corridor is served by 36 carriers, and over the last 24 months 1.6% of 3,155 flights were cancelled, 0.2% diverted.

The monthly split is wide on this route: Sep 2024 posted the strongest performance at 97% on-time, while Jul 2025 came in at just 70% - a 27-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from CHS to ORD?
Flights from Charleston to Chicago have a 83.7% on-time rate based on 7,642 flights. The average delay is 78.0 minutes. The best recent month was Sep 2024 with 97% on-time.
What is the cancellation rate for CHS to ORD?
Over the last 24 months, 1.6% of flights on this route were cancelled (50 of 3,155 flights) and 0.2% were diverted.
How far is the flight from CHS to ORD?
The flight distance from Charleston (CHS) to Chicago (ORD) is approximately 760 miles. This route is served by 36 carriers.
When is the best time to fly from CHS to ORD?
The best recent month for on-time performance was Sep 2024 (97% on-time). The worst was Jul 2025 (70% on-time). Consider booking during months with historically better performance.

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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.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

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.