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(DL) Delta Air Lines 3858 On-time Performance Rating

Date Range:

15-Jul-2018 to 15-Sep-2018

(BOS) Logan International Airport

Boston, MA, US

(JFK) John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
2
40%
Late
1
20%
Very Late
0
0%
Excessive
1
20%
Cancelled
0
0%
Diverted
1
20%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
4
Total Delays ( > 1 min )
3
Codeshares
4
Average Delay (min.)
28
Standard Deviation
29.5
Min
2
Max
60

DL 3858 On-time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 50%
Average Delay Time 28 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 35% of all other flights in the FlightStats database.
On-time Performance Rating
0.7 of 5
Poor
Percentage On-Time 50%
This flight has an on-time performance of 50%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 28 min
This flight has an average delay of 28 minutes with a standard deviation of 29.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.