JAX → MIA American Airlines

American Airlines · Jacksonville, FL to Miami, FL · 1,525 flights, 2025-07-01 to 2026-06-30 · aggregated across 54 flight numbers

This route runs much more reliably at some times of day than others — 100% on-time departing 3–6am vs. 62% departing 3–6pm.
On-time arrival
81%
Median delay
-6 min
90th percentile
+42 min
Cancellation rate
1%

How on-time is American Airlines from JAX to MIA?

Across every American Airlines flight number on JAX → MIA (1,525 flights, 2025-07-01 to 2026-06-30), 81% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +42 min or later. 1% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time1,22481%
16-30 min997%
31-60 min765%
61-120 min725%
2+ hrs383%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0715373%+18 min
2025-0813081%+11 min
2025-0911882%+6 min
2025-1014076%+13 min
2025-1114289%-2 min
2025-1213586%+3 min
2026-0112778%+7 min
2026-0211382%+5 min
2026-039878%+12 min
2026-0411288%-2 min
2026-0512284%+0 min
2026-0611978%+24 min

Performance by day of week

DayFlightsOn-time
Mon21485%
Tue21879%
Wed20882%
Thu21283%
Fri21782%
Sat22683%
Sun21474%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…