Route
MDW → HOU
Chicago Midway International Airport William P. Hobby Airport
How punctual is this route?
- On-time arrivals
- 73.3%
- Less than 15 minutes late
- Cancelled
- 1.2%
- Of scheduled flights
- Average delay when late
- 53 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,849
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 38%
- Airline (crew, maintenance, cleaning) 37%
- Air traffic control & airport 20%
- Extreme weather 4%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 89.4% | 161 |
| October 2025 | 77.9% | 154 |
| November 2025 | 74.6% | 143 |
| December 2025 | 71.0% | 146 |
| January 2026 | 85.3% | 129 |
| February 2026 | 85.6% | 119 |
| March 2026 | 73.2% | 161 |
| April 2026 | 75.5% | 150 |
| May 2026 | 65.3% | 150 |
| June 2026 | 57.8% | 176 |
| July 2026 | 67.8% | 202 |
| August 2026 | 63.9% | 158 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 1,849 | 73.3% | 1.2% | 53 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN2922
28% late · 64 flights
-
WN2583
8% late · 63 flights
-
WN3709
20% late · 62 flights
-
WN2785
43% late · 60 flights
-
WN874
36% late · 59 flights
-
WN3964
28% late · 58 flights
-
WN4807
19% late · 58 flights
-
WN3414
16% late · 50 flights
-
WN3151
38% late · 49 flights
-
WN2743
7% late · 47 flights
-
WN1431
48% late · 43 flights
-
WN2783
16% late · 43 flights
-
WN4497
12% late · 43 flights
-
WN709
51% late · 43 flights
-
WN455
12% late · 42 flights
-
WN3946
53% late · 39 flights
-
WN954
54% late · 36 flights
-
WN150
9% late · 33 flights
-
WN2818
22% late · 33 flights
-
WN3253
36% late · 33 flights
-
WN951
37% late · 33 flights
-
WN2927
19% late · 31 flights
-
WN3694
3% late · 31 flights
-
WN860
10% late · 31 flights
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