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(AI) Air India 477 On-Time Performance Rating

Date Range:

15-Dec-2020 to 15-Feb-2021

(DEL) Indira Gandhi International Airport

Delhi, IN

(BBI) Biju Patnaik International Airport

Bhubaneswar, IN

On-Time Performance Chart

(using rounded numbers)
On-Time
44
77%
Late
8
14%
Very Late
2
4%
Excessive
3
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
36
Codeshares
0
Average Delay (min.)
16
Standard Deviation
24
Min
0
Max
122

AI 477 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 77%
Average Delay Time 16 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 53% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
Percentage On-Time 77%
This flight has an on-time performance of 77%. 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
4.5 of 5
Good
Average Delay Time 16 min
This flight has an average delay of 16 minutes with a standard deviation of 24 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 90% of other flights.