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(AI) Air India 440 On-time Performance Rating

Date Range:

15-Feb-2018 to 15-Apr-2018

(MAA) Chennai AirportChennai, IN
(DEL) Indira Gandhi International AirportDelhi, IN
On-Time Performance Chart
(using rounded numbers)
On-Time
44
71%
Late
16
26%
Very Late
1
2%
Excessive
1
2%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
62
Total Delays ( > 1 min )
42
Codeshares
0
Average Delay (min.)
13
Standard Deviation
13.3
Min
0
Max
79
AI 440 On-time Performance Details
Overall Rating
2.9 of 5
Average
Percentage On-Time 71%
Average Delay Time 13 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 57% of all other flights in the FlightStats database.
On-time Performance Rating
0.9 of 5
Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.
Delay Performance
4.9 of 5
Very Good
Average Delay Time 13 min
This flight has an average delay of 13 minutes with a standard deviation of 13.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 98% of other flights.