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(DL) Delta Air Lines 4121 On-Time Performance Rating

Date Range:

15-Mar-2025 to 15-May-2025

(AUS) Austin-Bergstrom International Airport

Austin, TX, US

(MFE) McAllen Miller International Airport

McAllen, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
44
72%
Late
4
7%
Very Late
1
2%
Excessive
11
18%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
31
Codeshares
61
Average Delay (min.)
42.83870967741935
Standard Deviation
56.3
Min
0
Max
196

DL 4121 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 72%
Average Delay Time 42.83870967741935 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 10% of all other flights in the FlightStats database.
On-Time Performance Rating
0.6 of 5
Poor
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 12% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 42.83870967741935 min
This flight has an average delay of 42.83870967741935 minutes with a standard deviation of 56.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.