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(AI) Air India 9189 On-Time Performance Rating

Date Range:

01-May-2025 to 30-Jun-2025

(MAA) Chennai International Airport

Chennai, IN

(SIN) Singapore Changi Airport

Singapore, SG

On-Time Performance Chart

(using rounded numbers)
On-Time
18
31%
Late
26
44%
Very Late
4
7%
Excessive
11
19%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
59
Codeshares
59
Average Delay (min.)
35.152542372881356
Standard Deviation
52.3
Min
2
Max
356

AI 9189 On-Time Performance Details

Overall Rating
1.5 of 5
Poor
Percentage On-Time 31%
Average Delay Time 35.152542372881356 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 31%
This flight has an on-time performance of 31%. 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 35.152542372881356 min
This flight has an average delay of 35.152542372881356 minutes with a standard deviation of 52.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.