Best Time to Fly MDW to CLT: On-Time Stats by Hour & Airline
Chicago Midway International → Charlotte Douglas International
Data through July 2026 · Last updated October 18, 2026
719 flights were scheduled from Chicago (MDW) to Charlotte (CLT) in the last 12 months, and 74.2% of those that flew arrived on time, 3.4 points below the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
January has been the best month (85% on time) and Sunday the weakest day of the week (63%).
1.4% of flights were cancelled, versus 1.8% nationally.
MDW to CLT 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 | 74.2% | 51 min | 1.4% | 719 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MDW to CLT
On-time arrival % by scheduled departure hour (local time), 1,466 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 97.0% | 0.0% | 33 |
| 8am–9am | 85.4% | 0.0% | 123 |
| 9am–10am | 84.8% | 2.0% | 148 |
| 10am–11am | 78.7% | 0.0% | 47 |
| 11am–12pm | 81.2% | 0.0% | 32 |
| 12pm–1pm | 76.6% | 1.8% | 109 |
| 1pm–2pm | 82.7% | 0.9% | 216 |
| 2pm–3pm | 77.8% | 0.0% | 45 |
| 3pm–4pm | Limited data | 10 | |
| 4pm–5pm | 62.3% | 1.9% | 54 |
| 5pm–6pm | 71.2% | 0.0% | 52 |
| 6pm–7pm | 63.3% | 0.9% | 322 |
| 7pm–8pm | 63.2% | 0.0% | 95 |
| 8pm–9pm | 57.3% | 1.3% | 152 |
| 9pm–10pm | Limited data | 28 | |
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 CLT
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) | Limited data | 28 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 78.3% | +3.5 pts | 0.0% | 60 |
| Summer peak (Jun 15 - Aug 15) | 66.2% | -8.6 pts | 1.2% | 321 |
| All other days | 74.9% | — | 0.7% | 1,057 |
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).