Best Time to Fly MDW to RSW: On-Time Stats by Hour & Airline
Chicago Midway International → Southwest Florida International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 75.6% of Chicago (MDW) to Fort Myers (RSW) flights arrived on time (1,162 scheduled flights). That is 2.0 points below the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
November has been the best month (88% on time) and Sunday the weakest day of the week (72%).
1.6% of flights were cancelled, versus 1.8% nationally.
MDW to RSW on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlines | 75.6% | 53 min | 1.6% | 1,162 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MDW to RSW
On-time arrival % by scheduled departure hour (local time), 2,322 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 94.7% | 1.4% | 139 |
| 6am–7am | 94.4% | 0.0% | 108 |
| 7am–8am | 84.4% | 1.7% | 172 |
| 8am–9am | 80.8% | 1.0% | 195 |
| 9am–10am | 84.9% | 1.9% | 216 |
| 10am–11am | 90.2% | 0.0% | 41 |
| 11am–12pm | 83.5% | 0.0% | 85 |
| 12pm–1pm | 74.5% | 1.8% | 114 |
| 1pm–2pm | 79.9% | 1.7% | 350 |
| 2pm–3pm | 57.5% | 1.3% | 75 |
| 3pm–4pm | 78.3% | 0.0% | 60 |
| 4pm–5pm | 68.6% | 2.7% | 73 |
| 5pm–6pm | 73.5% | 0.0% | 68 |
| 6pm–7pm | 72.7% | 1.7% | 287 |
| 7pm–8pm | 66.5% | 2.0% | 196 |
| 8pm–9pm | 60.3% | 4.1% | 123 |
| 9pm–10pm | Limited data | 20 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MDW to RSW
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 85.0% | +4.2 pts | 4.8% | 42 |
| Christmas & New Year (Dec 20 - Jan 3) | 62.2% | -18.5 pts | 1.1% | 92 |
| Summer peak (Jun 15 - Aug 15) | 66.2% | -14.6 pts | 2.1% | 340 |
| All other days | 80.8% | — | 1.4% | 1,848 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).