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(DL) Delta Air Lines 4787 On-Time Performance Rating

Date Range:

01-Aug-2021 to 30-Sep-2021

(RDU) Raleigh-Durham International Airport

Raleigh/Durham, NC, US

(JFK) John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
31
89%
Late
1
3%
Very Late
0
0%
Excessive
2
6%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
6
Codeshares
34
Average Delay (min.)
48
Standard Deviation
68.7
Min
1
Max
168

DL 4787 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 91%
Average Delay Time 48 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
4.8 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 96% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 48 min
This flight has an average delay of 48 minutes with a standard deviation of 68.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.