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(DL) Delta Air Lines 1661 On-time Performance Rating

Date Range:

01-Sep-2018 to 31-Oct-2018

(PHL) Philadelphia International Airport

Philadelphia, PA, US

(ATL) Hartsfield-Jackson Atlanta International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
81%
Late
7
15%
Very Late
0
0%
Excessive
2
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
48
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
44
Standard Deviation
49.4
Min
16
Max
168

DL 1661 On-time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 81%
Average Delay Time 44 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 39% of all other flights in the FlightStats database.
On-time Performance Rating
3.5 of 5
Average
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 69% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 44 min
This flight has an average delay of 44 minutes with a standard deviation of 49.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.