Best Time to Fly MEM to MIA: On-Time Stats by Hour & Airline
Memphis International → Miami International
Data through July 2026 · Last updated October 18, 2026
559 flights were scheduled from Memphis (MEM) to Miami (MIA) in the last 12 months, and 79.2% of those that flew arrived on time, 1.5 points above the US average of 77.6%.
Among 2 airlines, American Airlines led with 80.1% on time and Envoy Air was last with 71.2%.
Over 24 months, Tuesday was the most reliable day (89% on time) and June the worst month (70%).
The cancellation rate was 1.6% (US average 1.8%).
MEM to MIA 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 |
|---|---|---|---|---|
| American Airlines | 80.1% | 118 min | 1.8% | 505 |
| Envoy Air | 71.2% | 76 min | 0.0% | 52 |
| Republic Airways | Limited data | 2 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MEM to MIA
On-time arrival % by scheduled departure hour (local time), 998 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 88.0% | 0.9% | 635 |
| 6am–7am | 89.7% | 4.3% | 93 |
| 7am–8am | Limited data | 2 | |
| 3pm–4pm | Limited data | 5 | |
| 5pm–6pm | 51.7% | 0.8% | 117 |
| 6pm–7pm | 62.9% | 2.0% | 146 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MEM to MIA
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 | 19 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 75.6% | -7.3 pts | 0.0% | 41 |
| Summer peak (Jun 15 - Aug 15) | 70.2% | -12.7 pts | 2.2% | 182 |
| All other days | 82.9% | — | 1.3% | 756 |
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).