Chicago (MDW) to Charlotte (CLT): On-Time Performance
Data through July 2026
Chicago (MDW) to Charlotte (CLT) effectively runs on two schedules. In January 2025, 90% of arrivals were on time; in July 2024 that fell to 54% — a 36-point seasonal swing. Across the full period the route averages 72% on-time against a national 78%. Morning departures also hold up better than evening ones (84% vs 62%), which matters most in the rough months.
- On-time
- 72%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 0.8%
- Flights/day
- 2.0
- last 12 months
- Duration
- 1h 53m
- scheduled
- Distance
- 584 mi
Monthly on-time trend
Best time to fly from MDW to CLT
Aim for departures around 7 a.m. (97% on-time); avoid 8 p.m. departures (54%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 75% | 15 min |
| Tuesdaybest | 77% | 11 min |
| Wednesday | 74% | 13 min |
| Thursday | 70% | 18 min |
| Friday | 72% | 16 min |
| Saturday | 76% | 13 min |
| Sunday | 62% | 21 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft45%
- Airline operations34%
- National airspace system16%
- Weather5%
Frequently asked questions
- How often are flights from MDW to CLT delayed?
- 28% of MDW–CLT flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 16 minutes.
- What is the best time of day to fly from MDW to CLT?
- Departures around 7 a.m. have the best record (97% on-time), while departures around 8 p.m. have the worst (54%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from MDW to CLT?
- The scheduled MDW–CLT flight time averages 1h 53m over 584 miles. Actual arrival times vary — flights on this route land 15+ minutes late 28% of the time.
- How often are MDW to CLT flights cancelled?
- 0.8% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from MDW to CLT?
- July 2024 was the roughest month in this dataset, with only 54% of arrivals on time. The best was January 2025 at 90%. If your dates are flexible, that 36-point gap is worth planning around.
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Based on 1,546 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.