Memphis (MEM) to Miami (MIA): On-Time Performance
Data through July 2026
Memphis (MEM) to Miami (MIA) effectively runs on two schedules. In August 2024, 97% of arrivals were on time; in June 2025 that fell to 57% — a 40-point seasonal swing. Across the full period the route averages 80% on-time against a national 78%. Morning departures also hold up better than evening ones (87% vs 58%), which matters most in the rough months.
- On-time
- 80%
- arrived <15 min late
- Avg delay
- 24 min
- completed flights
- Cancelled
- 1.4%
- Flights/day
- 1.5
- last 12 months
- Duration
- 2h 26m
- scheduled
- Distance
- 859 mi
Monthly on-time trend
Best time to fly from MEM to MIA
Aim for departures around 6 a.m. (88% on-time); avoid 5 p.m. departures (52%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 29 min |
| Tuesdaybest | 87% | 16 min |
| Wednesday | 83% | 17 min |
| Thursday | 83% | 14 min |
| Friday | 78% | 18 min |
| Saturday | 81% | 25 min |
| Sunday | 70% | 45 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft42%
- Airline operations50%
- National airspace system7%
- Weather1%
Frequently asked questions
- How often are flights from MEM to MIA delayed?
- 20% of MEM–MIA 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 24 minutes.
- What is the best time of day to fly from MEM to MIA?
- Departures around 6 a.m. have the best record (88% on-time), while departures around 5 p.m. have the worst (52%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from MEM to MIA?
- The scheduled MEM–MIA flight time averages 2h 26m over 859 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
- How often are MEM to MIA flights cancelled?
- 1.4% 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 MEM to MIA?
- June 2025 was the roughest month in this dataset, with only 57% of arrivals on time. The best was August 2024 at 97%. If your dates are flexible, that 40-point gap is worth planning around.
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Based on 1,029 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.