Route
MDW → CLT
Chicago Midway International Airport Charlotte Douglas International Airport
How punctual is this route?
- On-time arrivals
- 73.2%
- Less than 15 minutes late
- Cancelled
- 1.2%
- Of scheduled flights
- Average delay when late
- 55 min
- Flights arriving 15+ minutes late
- Flights tracked
- 722
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 49%
- Airline (crew, maintenance, cleaning) 34%
- Air traffic control & airport 10%
- Extreme weather 6%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 78.6% | 56 |
| October 2025 | 72.6% | 62 |
| November 2025 | 81.5% | 57 |
| December 2025 | 65.0% | 60 |
| January 2026 | 80.0% | 37 |
| February 2026 | 78.0% | 42 |
| March 2026 | 63.8% | 60 |
| April 2026 | 83.3% | 60 |
| May 2026 | 75.8% | 62 |
| June 2026 | 69.6% | 79 |
| July 2026 | 68.7% | 84 |
| August 2026 | 69.8% | 63 |
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 | 722 | 73.2% | 1.2% | 55 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN3528
21% late · 64 flights
-
WN4194
56% late · 52 flights
-
WN2749
6% late · 51 flights
-
WN1948
22% late · 50 flights
-
WN4343
34% late · 36 flights
-
WN4402
16% late · 33 flights
-
WN3403
12% late · 32 flights
-
WN3153
29% late · 31 flights
-
WN3183
19% late · 31 flights
-
WN4627
16% late · 31 flights
-
WN2733
21% late · 28 flights
-
WN3496
23% late · 26 flights
-
WN3225
57% late · 23 flights
-
WN482
9% late · 23 flights
-
WN1703
15% late · 22 flights
-
WN2573
32% late · 22 flights
-
WN4743
29% late · 22 flights
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