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(DL) Delta Air Lines 4027 On-time Performance Rating

Date Range:

15-May-2018 to 15-Jul-2018

(JFK) John F. Kennedy International AirportNew York, NY, US
(RDU) Raleigh-Durham International AirportRaleigh/Durham, NC, US
On-Time Performance Chart
(using rounded numbers)
On-Time
16
67%
Late
3
13%
Very Late
0
0%
Excessive
4
17%
Cancelled
1
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
24
Total Delays ( > 1 min )
10
Codeshares
24
Average Delay (min.)
58
Standard Deviation
64
Min
1
Max
186
DL 4027 On-time Performance Details
Overall Rating
0.6 of 5
Poor
Percentage On-Time 67%
Average Delay Time 58 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 12% of all other flights in the FlightStats database.
On-time Performance Rating
1.1 of 5
Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
0.2 of 5
Very Poor
Average Delay Time 58 min
This flight has an average delay of 58 minutes with a standard deviation of 64 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.