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(DL) Delta Air Lines 31 On-time Performance Rating

Date Range:

01-Jun-2018 to 31-Jul-2018

(LHR) London Heathrow Airport

London, EN, GB

(ATL) Hartsfield-Jackson Atlanta International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
49
78%
Late
9
14%
Very Late
3
5%
Excessive
1
2%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
62
Total Delays ( > 1 min )
23
Codeshares
0
Average Delay (min.)
17
Standard Deviation
12.6
Min
1
Max
51

DL 31 On-time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 79%
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
4.5 of 5
Good
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.
Delay Performance
4.6 of 5
Very Good
Average Delay Time 17 min
This flight has an average delay of 17 minutes with a standard deviation of 12.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.