ON TIMEBOARD

AA 1255 on time

American Airlines 1255: Phoenix to Indianapolis at 3:30 p.m. (past 12 months)

On time
67%
141 flights · likely 59–74%
Cancelled
0.0%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+109 min
average delay
Similar flights
69%
AA, same route & hour

About 1 in 3 AA 1255 flights from Phoenix arrived 15+ minutes late, diverted or cancelled over the past year (33%); 0.0% were cancelled. The typical flight landed 7 minutes early.

AA 1255: PHX → IND

Scheduled to leave Phoenix at 3:30 p.m. local time. Over the past year it arrived on time 67% of the time (141 flights), in line with other AA flights on the route at that hour (69%). Last seen in the data Aug 30, 2026.

Usually American Airlines's last flight of the day from Phoenix to Indianapolis (99% of days). American Airlines's last PHX–IND flight was cancelled 0.4% of the time, against 0.0% for its earlier ones. If it's cancelled, the next American Airlines flight is usually around 8:50 a.m. the next morning.

Month by month

40%70%100%Apr 2025: 60% on time (30 flights)60AprMay 2025: 63% on time (30 flights)63MayJun 2025: 70% on time (30 flights)70JunJul 2025: 47% on time (30 flights)47JulAug 2025: 53% on time (15 flights)53AugSep 2025: too few flights (12 flights)SepOct 2025: 63% on time (16 flights)63OctApr 2026: 60% on time (20 flights)60AprMay 2026: 74% on time (27 flights)74MayJun 2026: 71% on time (28 flights)71JunJul 2026: 60% on time (30 flights)60JulAug 2026: too few flights (8 flights)Aug

By day of week

DayFlightsOn time
Monday2658%
Tuesday10—
Wednesday16—
Thursday2576%
Friday2065%
Saturday15—
Sunday2969%

Why it was late

Late inbound plane 61%Airline (crew, maintenance, ops) 35%Air traffic & airport (NAS) 5%

All flights PHX → IND · Connecting off AA 1255? Check the risk

Questions

How often is AA 1255 from PHX to IND late?

American Airlines 1255 from Phoenix, AZ to Indianapolis, IN arrived 15 or more minutes late, was diverted or was cancelled on 33% of 141 scheduled flights between September 2025 and August 2026. 0.0% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check American Airlines for today's flight. Method.