Best Time to Fly CMH to RSW: On-Time Stats by Hour & Airline
John Glenn Columbus International → Southwest Florida International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 80.1% of Columbus (CMH) to Fort Myers (RSW) flights arrived on time (652 scheduled flights). That is 2.5 points above the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Wednesday was the most reliable day (88% on time) and December the worst month (70%).
The cancellation rate was 1.5% (US average 1.8%).
CMH 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 | 80.1% | 65 min | 1.5% | 652 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly CMH to RSW
On-time arrival % by scheduled departure hour (local time), 1,274 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 97.9% | 0.0% | 101 |
| 6am–7am | 91.7% | 1.7% | 115 |
| 7am–8am | 97.1% | 0.0% | 175 |
| 8am–9am | Limited data | 30 | |
| 9am–10am | 86.0% | 3.9% | 52 |
| 10am–11am | 92.3% | 1.9% | 53 |
| 11am–12pm | 94.4% | 5.3% | 38 |
| 12pm–1pm | 79.3% | 0.7% | 141 |
| 1pm–2pm | 79.4% | 0.0% | 129 |
| 2pm–3pm | 74.6% | 6.2% | 64 |
| 3pm–4pm | 62.6% | 2.1% | 93 |
| 4pm–5pm | 77.9% | 1.3% | 79 |
| 5pm–6pm | Limited data | 20 | |
| 6pm–7pm | 67.7% | 1.1% | 94 |
| 7pm–8pm | 75.8% | 0.0% | 33 |
| 8pm–9pm | 66.7% | 0.0% | 37 |
| 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 CMH 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) | 85.7% | +1.8 pts | 2.8% | 36 |
| Christmas & New Year (Dec 20 - Jan 3) | 63.8% | -20.2 pts | 2.3% | 86 |
| Summer peak (Jun 15 - Aug 15) | 85.3% | +1.4 pts | 0.7% | 145 |
| All other days | 83.9% | — | 1.3% | 1,007 |
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).