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(DL) Delta Air Lines 494 On-time Performance Rating

Date Range:

01-Oct-2018 to 30-Nov-2018

(JFK) John F. Kennedy International Airport

New York, NY, US

(NAS) Lynden Pindling International Airport

Nassau, BS

On-Time Performance Chart

(using rounded numbers)
On-Time
47
89%
Late
2
4%
Very Late
1
2%
Excessive
3
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
53
Total Delays ( > 1 min )
10
Codeshares
0
Average Delay (min.)
33
Standard Deviation
39.2
Min
1
Max
131

DL 494 On-time Performance Details

Overall Rating
3.1 of 5
Average
Percentage On-Time 89%
Average Delay Time 33 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 61% of all other flights in the FlightStats database.
On-time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. 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
1.4 of 5
Poor
Average Delay Time 33 min
This flight has an average delay of 33 minutes with a standard deviation of 39.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.