Route
MDW → MCI
Chicago Midway International Airport Kansas City International Airport
How punctual is this route?
- On-time arrivals
- 78.0%
- Less than 15 minutes late
- Cancelled
- 1.4%
- Of scheduled flights
- Average delay when late
- 57 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,108
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 49%
- Airline (crew, maintenance, cleaning) 35%
- Air traffic control & airport 14%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 85.3% | 177 |
| October 2025 | 85.4% | 198 |
| November 2025 | 86.7% | 157 |
| December 2025 | 72.0% | 166 |
| January 2026 | 84.0% | 151 |
| February 2026 | 85.1% | 135 |
| March 2026 | 74.3% | 174 |
| April 2026 | 81.7% | 172 |
| May 2026 | 76.7% | 176 |
| June 2026 | 71.6% | 199 |
| July 2026 | 67.5% | 208 |
| August 2026 | 71.1% | 195 |
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 | 2,108 | 78.0% | 1.4% | 57 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN4407
28% late · 61 flights
-
WN3513
19% late · 60 flights
-
WN1699
16% late · 58 flights
-
WN2644
5% late · 58 flights
-
WN3548
19% late · 58 flights
-
WN4549
17% late · 58 flights
-
WN458
25% late · 57 flights
-
WN1843
9% late · 55 flights
-
WN1482
52% late · 51 flights
-
WN2711
10% late · 50 flights
-
WN2950
14% late · 50 flights
-
WN3304
37% late · 50 flights
-
WN2500
21% late · 47 flights
-
WN513
15% late · 47 flights
-
WN3061
14% late · 46 flights
-
WN3479
22% late · 46 flights
-
WN2812
26% late · 44 flights
-
WN2814
45% late · 36 flights
-
WN2810
38% late · 35 flights
-
WN1513
39% late · 33 flights
-
WN3192
6% late · 33 flights
-
WN3691
23% late · 33 flights
-
WN3960
47% late · 33 flights
-
WN943
21% late · 33 flights
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