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(DL) Delta Air Lines 6721 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(MDZ) Mendoza El Plumerillo International Airport

Mendoza, MD, AR

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR

On-Time Performance Chart

(using rounded numbers)
On-Time
4
67%
Late
0
0%
Very Late
1
17%
Excessive
1
17%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
6
Total Delays ( > 1 min )
4
Codeshares
6
Average Delay (min.)
23
Standard Deviation
24.4
Min
0
Max
54

DL 6721 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 67%
Average Delay Time 23 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 23 min
This flight has an average delay of 23 minutes with a standard deviation of 24.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.

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