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(AI) Air India 9858 On-Time Performance Rating

Date Range:

15-Nov-2019 to 15-Jan-2020

(DED) Dehra Dun Airport

Dehra Dun, IN

(DEL) Indira Gandhi International Airport

Delhi, IN

On-Time Performance Chart

(using rounded numbers)
On-Time
16
67%
Late
0
0%
Very Late
2
8%
Excessive
6
25%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
24
Total Delays ( > 1 min )
8
Codeshares
24
Average Delay (min.)
91
Standard Deviation
43.7
Min
35
Max
157

AI 9858 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 67%
Average Delay Time 91 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 3% of all other flights in the FlightStats database.
On-Time Performance Rating
0.4 of 5
Very Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 8% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 91 min
This flight has an average delay of 91 minutes with a standard deviation of 43.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.