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(AI) Air India 821 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(DEL) Delhi Indira Gandhi International Airport

Delhi, IN

(COK) Cochin International Airport

Kochi, IN

On-Time Performance Chart

(using rounded numbers)
On-Time
53
85%
Late
3
5%
Very Late
2
3%
Excessive
3
5%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
24
Codeshares
0
Average Delay (min.)
18.125
Standard Deviation
21.2
Min
0
Max
72

AI 821 On-Time Performance Details

Overall Rating
4.5 of 5
Good
Percentage On-Time 87%
Average Delay Time 18.125 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.5 shows that this flight has on-time performance characteristics better than 89% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 95% of other flights.
Delay Performance
4.3 of 5
Good
Average Delay Time 18.125 min
This flight has an average delay of 18.125 minutes with a standard deviation of 21.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.