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(AI) Air India 489 On-Time Performance Rating

Date Range:

15-Aug-2021 to 15-Oct-2021

(DEL) Indira Gandhi International Airport

Delhi, IN

(STV) Surat Gujarat Airport

Surat Gujarat, IN

On-Time Performance Chart

(using rounded numbers)
On-Time
8
80%
Late
0
0%
Very Late
1
10%
Excessive
1
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
10
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
33
Standard Deviation
40.7
Min
12
Max
115

AI 489 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 80%
Average Delay Time 33 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-Time Performance Rating
2.3 of 5
Average
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 46% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 33 min
This flight has an average delay of 33 minutes with a standard deviation of 40.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.