Route
MDW → RSW
Chicago Midway International Airport Southwest Florida International Airport
How punctual is this route?
- On-time arrivals
- 75.3%
- Less than 15 minutes late
- Cancelled
- 1.5%
- Of scheduled flights
- Average delay when late
- 58 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,166
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 44%
- Airline (crew, maintenance, cleaning) 31%
- Air traffic control & airport 23%
- Extreme weather 1%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 88.4% | 69 |
| October 2025 | 79.1% | 92 |
| November 2025 | 86.2% | 91 |
| December 2025 | 67.0% | 94 |
| January 2026 | 74.0% | 102 |
| February 2026 | 79.8% | 110 |
| March 2026 | 63.6% | 163 |
| April 2026 | 87.0% | 103 |
| May 2026 | 76.1% | 92 |
| June 2026 | 73.5% | 86 |
| July 2026 | 63.5% | 88 |
| August 2026 | 73.7% | 76 |
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 | 1,166 | 75.3% | 1.5% | 58 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN3771
22% late · 64 flights
-
WN2079
23% late · 58 flights
-
WN4754
24% late · 58 flights
-
WN2881
49% late · 51 flights
-
WN3241
28% late · 47 flights
-
WN455
19% late · 47 flights
-
WN3350
26% late · 46 flights
-
WN3869
19% late · 46 flights
-
WN3481
16% late · 43 flights
-
WN4764
39% late · 35 flights
-
WN1949
52% late · 33 flights
-
WN3456
44% late · 33 flights
-
WN3991
13% late · 33 flights
-
WN1869
13% late · 31 flights
-
WN4690
35% late · 31 flights
-
WN645
10% late · 30 flights
-
WN3992
25% late · 28 flights
-
WN1327
8% late · 26 flights
-
WN4301
4% late · 25 flights
-
WN1988
8% late · 24 flights
-
WN3035
65% late · 24 flights
-
WN3757
13% late · 23 flights
-
WN635
27% late · 22 flights
-
WN3754
10% late · 21 flights
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