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(AI) Air India 9643 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(CCU) Kolkata Netaji Subhas Chandra Bose Intl Airport

Kolkata, IN

(IXB) Bagdogra Airport

Bagdogra, IN

On-Time Performance Chart

(using rounded numbers)
On-Time
42
81%
Late
3
6%
Very Late
1
2%
Excessive
3
6%
Cancelled
3
6%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
52
Total Delays ( > 1 min )
9
Codeshares
52
Average Delay (min.)
59.666666666666664
Standard Deviation
68.8
Min
0
Max
174

AI 9643 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 81%
Average Delay Time 59.666666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 50% of all other flights in the FlightStats database.
On-Time Performance Rating
4.5 of 5
Good
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 59.666666666666664 min
This flight has an average delay of 59.666666666666664 minutes with a standard deviation of 68.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.