AA678 IAH → MIA

American Airlines · Houston, TX to Miami, FL · 124 flights observed, 2025-07-01 to 2025-11-01 · 964 mi

This flight's reliability varies a lot by day of week — 78% on-time on Wednesdays vs. 28% on Tuesdays.

AA678 covers more than one route in the data window — the stats below are for IAH → MIA, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
57%
Median delay
+5 min
90th percentile
+105 min
Cancellation rate
2%

How often is AA678 on time?

Across 124 flights on IAH → MIA from 2025-07-01 to 2025-11-01, AA678 arrived within 15 minutes of schedule 57% of the time. The median arrival delay was +5 min, and the worst 10% of flights arrived +105 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time6957%
16-30 min1714%
31-60 min1613%
61-120 min108%
2+ hrs108%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072955%+27 min
2025-083145%+40 min
2025-093073%+66 min
2025-103152%+16 min
2025-111100%-20 min

Performance by day of week

DayFlightsOn-time
Mon1675%
Tue1828%
Wed1878%
Thu1856%
Fri1844%
Sat1867%
Sun1650%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…