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(DL) Delta Air Lines 4818 On-Time Performance Rating

Date Range:

01-Aug-2025 to 30-Sep-2025

(BUF) Buffalo Niagara International Airport

Buffalo, NY, US

(JFK) New York John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
46
78%
Late
2
3%
Very Late
2
3%
Excessive
8
14%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
17
Codeshares
59
Average Delay (min.)
78.47058823529412
Standard Deviation
100.3
Min
0
Max
374

DL 4818 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 78%
Average Delay Time 78.47058823529412 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 34% of all other flights in the FlightStats database.
On-Time Performance Rating
3.5 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 69% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 78.47058823529412 min
This flight has an average delay of 78.47058823529412 minutes with a standard deviation of 100.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.