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

Date Range:

01-Mar-2026 to 30-Apr-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
33
65%
Late
9
18%
Very Late
4
8%
Excessive
4
8%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
51
Total Delays ( > 1 min )
28
Codeshares
51
Average Delay (min.)
27.75
Standard Deviation
29.6
Min
0
Max
138

DL 6251 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 65%
Average Delay Time 27.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 30% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 65%
This flight has an on-time performance of 65%. 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
3.1 of 5
Average
Average Delay Time 27.75 min
This flight has an average delay of 27.75 minutes with a standard deviation of 29.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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