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(DL) Delta Air Lines 4820 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(MKE) Milwaukee Mitchell International Airport

Milwaukee, WI, US

(JFK) New York John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
20
95%
Late
1
5%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
2
Codeshares
21
Average Delay (min.)
9.5
Standard Deviation
12
Min
0
Max
18

DL 4820 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 95%
Average Delay Time 9.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 84% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 95%
This flight has an on-time performance of 95%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 9.5 min
This flight has an average delay of 9.5 minutes with a standard deviation of 12 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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