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(IX) Air India Express 1521 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(CCU) Kolkata Netaji Subhas Chandra Bose Intl Airport

Kolkata, IN

(IXA) Agartala Airport

Agartala, IN

On-Time Performance Chart

(using rounded numbers)
On-Time
44
73%
Late
9
15%
Very Late
2
3%
Excessive
5
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
43
Codeshares
0
Average Delay (min.)
24.697674418604652
Standard Deviation
42.5
Min
0
Max
255

IX 1521 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 73%
Average Delay Time 24.697674418604652 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 52% of all other flights in the FlightStats database.
On-Time Performance Rating
1.2 of 5
Poor
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 24% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 24.697674418604652 min
This flight has an average delay of 24.697674418604652 minutes with a standard deviation of 42.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.

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