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(AI) Air India 9509 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(DEL) Delhi Indira Gandhi International Airport

Delhi, IN

(GAU) Guwahati Lokpriya Gopinath Bordoloi Intl Airport

Guwahati, IN

On-Time Performance Chart

(using rounded numbers)
On-Time
54
84%
Late
0
0%
Very Late
1
2%
Excessive
4
6%
Cancelled
1
2%
Diverted
4
6%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
11
Codeshares
61
Average Delay (min.)
31.181818181818183
Standard Deviation
33
Min
0
Max
94

AI 9509 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 89%
Average Delay Time 31.181818181818183 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 75% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 31.181818181818183 min
This flight has an average delay of 31.181818181818183 minutes with a standard deviation of 33 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.