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(DL) Delta Air Lines 164 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
9
82%
Late
2
18%
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
11
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
12.166666666666666
Standard Deviation
6.7
Min
0
Max
22

DL 164 On-Time Performance Details

Overall Rating
3.6 of 5
Good
Percentage On-Time 82%
Average Delay Time 12.166666666666666 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.6 shows that this flight has on-time performance characteristics better than 71% of all other flights in the FlightStats database.
On-Time Performance Rating
3.1 of 5
Average
Percentage On-Time 82%
This flight has an on-time performance of 82%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 62% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 12.166666666666666 min
This flight has an average delay of 12.166666666666666 minutes with a standard deviation of 6.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.

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