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(DL) Delta Air Lines 5129 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(ROA) Roanoke-Blacksburg Regional Airport

Roanoke, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
50
89%
Late
1
2%
Very Late
2
4%
Excessive
3
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
18
Codeshares
56
Average Delay (min.)
19.666666666666668
Standard Deviation
25.5
Min
0
Max
91

DL 5129 On-Time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 89%
Average Delay Time 19.666666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 90% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
4.2 of 5
Good
Average Delay Time 19.666666666666668 min
This flight has an average delay of 19.666666666666668 minutes with a standard deviation of 25.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.

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