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(AI) Air India 9428 On-Time Performance Rating

Date Range:

15-Apr-2026 to 15-Jun-2026

(DEL) Delhi Indira Gandhi International Airport

Delhi, IN

(PAT) Jay Prakash Narayan International Airport

Patna, IN

On-Time Performance Chart

(using rounded numbers)
On-Time
31
55%
Late
4
7%
Very Late
5
9%
Excessive
16
29%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
43
Codeshares
56
Average Delay (min.)
39.27906976744186
Standard Deviation
36.6
Min
0
Max
117

AI 9428 On-Time Performance Details

Overall Rating
0.5 of 5
Very Poor
Percentage On-Time 55%
Average Delay Time 39.27906976744186 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.5 shows that this flight has on-time performance characteristics better than 8% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 55%
This flight has an on-time performance of 55%. 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
0.9 of 5
Poor
Average Delay Time 39.27906976744186 min
This flight has an average delay of 39.27906976744186 minutes with a standard deviation of 36.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.