Route
RSW → MDW
Southwest Florida International Airport Chicago Midway International Airport
How punctual is this route?
- On-time arrivals
- 73.0%
- Less than 15 minutes late
- Cancelled
- 1.4%
- Of scheduled flights
- Average delay when late
- 64 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,165
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 56%
- Airline (crew, maintenance, cleaning) 21%
- Air traffic control & airport 18%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 91.3% | 69 |
| October 2025 | 84.6% | 91 |
| November 2025 | 74.4% | 90 |
| December 2025 | 61.1% | 95 |
| January 2026 | 83.0% | 101 |
| February 2026 | 71.6% | 110 |
| March 2026 | 66.7% | 163 |
| April 2026 | 75.0% | 104 |
| May 2026 | 70.3% | 92 |
| June 2026 | 69.9% | 86 |
| July 2026 | 69.0% | 88 |
| August 2026 | 65.8% | 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 | 1,165 | 73.0% | 1.4% | 64 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN3688
25% late · 64 flights
-
WN4200
38% late · 63 flights
-
WN164
9% late · 58 flights
-
WN2162
5% late · 58 flights
-
WN4043
43% late · 58 flights
-
WN4120
60% late · 52 flights
-
WN3469
24% late · 51 flights
-
WN339
32% late · 47 flights
-
WN3681
22% late · 46 flights
-
WN675
12% late · 44 flights
-
WN2752
32% late · 39 flights
-
WN3997
35% late · 33 flights
-
WN4331
3% late · 33 flights
-
WN4332
31% late · 33 flights
-
WN324
23% late · 31 flights
-
WN3363
30% late · 30 flights
-
WN3785
13% late · 30 flights
-
WN1243
7% late · 27 flights
-
WN4339
7% late · 27 flights
-
WN4006
55% late · 20 flights
-
WN4333
63% late · 20 flights
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