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(DL) Delta Air Lines 829 On-Time Performance Rating

Date Range:

15-Jul-2023 to 15-Sep-2023

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(ANC) Ted Stevens Anchorage International Airport

Anchorage, AK, US

On-Time Performance Chart

(using rounded numbers)
On-Time
52
90%
Late
3
5%
Very Late
1
2%
Excessive
1
2%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
7
Codeshares
0
Average Delay (min.)
21.428571428571427
Standard Deviation
15.2
Min
0
Max
49

DL 829 On-Time Performance Details

Overall Rating
4.5 of 5
Good
Percentage On-Time 91%
Average Delay Time 21.428571428571427 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.5 shows that this flight has on-time performance characteristics better than 88% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 91%
This flight has an on-time performance of 91%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 21.428571428571427 min
This flight has an average delay of 21.428571428571427 minutes with a standard deviation of 15.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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