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(DL) Delta Air Lines 6251 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR

(POA) Porto Alegre Salgado Filho International Airport

Porto Alegre, RS, BR

On-Time Performance Chart

(using rounded numbers)
On-Time
30
51%
Late
18
31%
Very Late
3
5%
Excessive
6
10%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
51
Codeshares
58
Average Delay (min.)
20.725490196078432
Standard Deviation
19.7
Min
0
Max
102

DL 6251 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 52%
Average Delay Time 20.725490196078432 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 52%
This flight has an on-time performance of 52%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
4.8 of 5
Very Good
Average Delay Time 20.725490196078432 min
This flight has an average delay of 20.725490196078432 minutes with a standard deviation of 19.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 96% of other flights.