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Route · MDW → HOU · 2020–2025 BTS data

Chicago to Houston

The MDW–HOU corridor (Chicago, IL → Houston, TX) runs behind the national average, served by 1 carrier across roughly 937 miles.

Data updated 2026-06-13

77.9%
On-time
-1.1 pts
vs US avg
52 min
Delay when late
10,712
Flights

Cancelled

1.3%

Best Month

Oct 2024 92%

Worst Month

Jul 2024 46%

Distance

937 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 146 42 1 0 WN
Nov 2025 143 34 9 0 WN
Oct 2025 154 34 0 0 WN
Sep 2025 161 17 0 0 WN
Aug 2025 166 42 0 1 WN
Jul 2025 186 70 4 2 WN
Jun 2025 178 62 1 0 WN
May 2025 166 38 1 2 WN
Apr 2025 147 33 0 1 WN
Mar 2025 151 26 0 0 WN
Feb 2025 114 13 3 0 WN
Jan 2025 129 29 5 0 WN
Dec 2024 141 26 2 3 WN
Nov 2024 142 16 0 1 WN
Oct 2024 146 11 0 1 WN
Sep 2024 160 22 0 0 WN
Aug 2024 164 39 1 1 WN
Jul 2024 171 92 8 3 WN
Jun 2024 164 60 0 1 WN
May 2024 151 58 4 4 WN
Apr 2024 144 49 0 0 WN
Mar 2024 138 27 1 2 WN
Feb 2024 112 11 0 0 WN
Jan 2024 128 36 6 3 WN

Cancellation Rate

1.3%

46 of 3,602 flights

Diversion Rate

0.7%

25 of 3,602 flights

What the Data Says About MDW to HOU

The Chicago to Houston corridor (MDW to HOU) posts a 77.9% on-time rate on the lower edge of the average band, based on 10,712 tracked flights. Late flights run 52.3 minutes behind on average. 1 carrier cover the 937-mile route; over the last 24 months, 46 of 3,602 flights were cancelled (1.3%) and 0.7% diverted.

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 92% on-time, while Jul 2024 came in at just 46% - a 46-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from MDW to HOU?
Flights from Chicago to Houston have a 77.9% on-time rate based on 10,712 flights. The average delay is 52.3 minutes. The best recent month was Oct 2024 with 92% on-time.
What is the cancellation rate for MDW to HOU?
Over the last 24 months, 1.3% of flights on this route were cancelled (46 of 3,602 flights) and 0.7% were diverted.
How far is the flight from MDW to HOU?
The flight distance from Chicago (MDW) to Houston (HOU) is approximately 937 miles. This route is served by 1 carrier.
When is the best time to fly from MDW to HOU?
The best recent month for on-time performance was Oct 2024 (92% on-time). The worst was Jul 2024 (46% 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.