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(DL) Delta Air Lines 8399 On-time Performance Rating

Date Range:

15-Feb-2018 to 15-Apr-2018

(BOS) Logan International AirportBoston, MA, US
(CDG) Charles de Gaulle AirportParis, FR
On-Time Performance Chart
(using rounded numbers)
On-Time
37
60%
Late
13
21%
Very Late
2
3%
Excessive
5
8%
Cancelled
5
8%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
62
Total Delays ( > 1 min )
37
Codeshares
62
Average Delay (min.)
21
Standard Deviation
21
Min
0
Max
89
DL 8399 On-time Performance Details
Overall Rating
2.1 of 5
Average
Percentage On-Time 60%
Average Delay Time 21 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 60%
This flight has an on-time performance of 60%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
4.2 of 5
Good
Average Delay Time 21 min
This flight has an average delay of 21 minutes with a standard deviation of 21 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.