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(DL) Delta Air Lines 4828 On-Time Performance Rating

Date Range:

15-Mar-2020 to 15-May-2020

(PWM) Portland International Jetport

Portland, ME, US

(JFK) John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
13
62%
Late
0
0%
Very Late
0
0%
Excessive
2
10%
Cancelled
5
24%
Diverted
1
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
20
Total Delays ( > 1 min )
3
Codeshares
20
Average Delay (min.)
236
Standard Deviation
363
Min
4
Max
655

DL 4828 On-Time Performance Details

Overall Rating
1.5 of 5
Poor
Percentage On-Time 65%
Average Delay Time 236 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.5 shows that this flight has on-time performance characteristics better than 28% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 65%
This flight has an on-time performance of 65%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 236 min
This flight has an average delay of 236 minutes with a standard deviation of 363 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.