AA366 PHX → BOS

American Airlines · Phoenix, AZ to Boston, MA · 77 flights observed, 2025-07-01 to 2026-06-30 · 2,300 mi

This flight's reliability varies a lot by day of week — 100% on-time on Wednesdays vs. 64% on Mondays.

AA366 covers more than one route in the data window — the stats below are for PHX → BOS, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
82%
Median delay
-11 min
90th percentile
+41 min
Cancellation rate
0%

How often is AA366 on time?

Across 77 flights on PHX → BOS from 2025-07-01 to 2026-06-30, AA366 arrived within 15 minutes of schedule 82% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +41 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time6282%
16-30 min45%
31-60 min45%
61-120 min34%
2+ hrs34%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073083%+15 min
2025-08580%-5 min
2026-051182%-5 min
2026-063080%+8 min

Performance by day of week

DayFlightsOn-time
Mon1164%
Tue1182%
Wed10100%
Thu1182%
Fri1182%
Sat1182%
Sun1182%

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