background

(AI) Air India 639 On-time Performance Rating

Date Range:

01-Apr-2018 to 31-May-2018

(BOM) Chhatrapati Shivaji International AirportMumbai, IN
(BLR) Kempegowda International AirportBengaluru, IN
On-Time Performance Chart
(using rounded numbers)
On-Time
55
89%
Late
4
6%
Very Late
2
3%
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 )
18
Codeshares
0
Average Delay (min.)
17
Standard Deviation
21.9
Min
0
Max
91
AI 639 On-time Performance Details
Overall Rating
4.6 of 5
Very Good
Percentage On-Time 89%
Average Delay Time 17 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 90% 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
4.2 of 5
Good
Average Delay Time 17 min
This flight has an average delay of 17 minutes with a standard deviation of 21.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.