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(IX) Air India Express 1511 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(CCU) Kolkata Netaji Subhas Chandra Bose Intl Airport

Kolkata, IN

(HDO) Ghaziabad Hindon Airport

Ghaziabad, IN

On-Time Performance Chart

(using rounded numbers)
On-Time
47
85%
Late
5
9%
Very Late
1
2%
Excessive
2
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
55
Total Delays ( > 1 min )
20
Codeshares
0
Average Delay (min.)
34.75
Standard Deviation
86.9
Min
0
Max
401

IX 1511 On-Time Performance Details

Overall Rating
3.2 of 5
Average
Percentage On-Time 86%
Average Delay Time 34.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.2 shows that this flight has on-time performance characteristics better than 63% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 95% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 34.75 min
This flight has an average delay of 34.75 minutes with a standard deviation of 86.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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