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(AA) American Airlines 634 On-time Performance Rating

Date Range:

01-Sep-2018 to 31-Oct-2018

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(ONT) Ontario International Airport

Ontario, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
78%
Late
3
6%
Very Late
3
6%
Excessive
5
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
50
Total Delays ( > 1 min )
22
Codeshares
0
Average Delay (min.)
33
Standard Deviation
46.4
Min
0
Max
202

AA 634 On-time Performance Details

Overall Rating
1.5 of 5
Poor
Percentage On-Time 78%
Average Delay Time 33 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.5 shows that this flight has on-time performance characteristics better than 29% of all other flights in the FlightStats database.
On-time Performance Rating
2.1 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 33 min
This flight has an average delay of 33 minutes with a standard deviation of 46.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.