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(DL) Delta Air Lines 7574 On-time Performance Rating

Date Range:

15-Nov-2018 to 15-Jan-2019

(DEL) Indira Gandhi International Airport

Delhi, IN

(LHR) London Heathrow Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
49
91%
Late
0
0%
Very Late
2
4%
Excessive
3
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
54
Total Delays ( > 1 min )
8
Codeshares
54
Average Delay (min.)
45
Standard Deviation
41.5
Min
7
Max
110

DL 7574 On-time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 91%
Average Delay Time 45 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 56% of all other flights in the FlightStats database.
On-time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 91%
This flight has an on-time performance of 91%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 45 min
This flight has an average delay of 45 minutes with a standard deviation of 41.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.