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(AI) Air India 521 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(BLR) Bengaluru Kempegowda International Airport

Bengaluru, IN

(DED) Dehradun Jolly Grant Airport

Dehra Dun, IN

On-Time Performance Chart

(using rounded numbers)
On-Time
5
45%
Late
5
45%
Very Late
0
0%
Excessive
1
9%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
11
Total Delays ( > 1 min )
10
Codeshares
0
Average Delay (min.)
28
Standard Deviation
44.3
Min
0
Max
152

AI 521 On-Time Performance Details

Overall Rating
1.5 of 5
Poor
Percentage On-Time 46%
Average Delay Time 28 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 28% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 46%
This flight has an on-time performance of 46%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 28 min
This flight has an average delay of 28 minutes with a standard deviation of 44.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.

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