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(DL) Delta Air Lines 1638 On-Time Performance Rating

Date Range:

15-Jun-2025 to 15-Aug-2025

(JFK) New York John F. Kennedy International Airport

New York, NY, US

(PBI) Palm Beach International Airport

West Palm Beach, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
43
68%
Late
4
6%
Very Late
3
5%
Excessive
7
11%
Cancelled
4
6%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
22
Codeshares
0
Average Delay (min.)
39.68181818181818
Standard Deviation
39.2
Min
0
Max
118

DL 1638 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 71%
Average Delay Time 39.68181818181818 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 49% of all other flights in the FlightStats database.
On-Time Performance Rating
2.7 of 5
Average
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 39.68181818181818 min
This flight has an average delay of 39.68181818181818 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 46% of other flights.

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