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(DL) Delta Air Lines 511 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(MCO) Orlando International Airport

Orlando, FL, US

(CVG) Cincinnati/Northern Kentucky International Airport

Cincinnati, OH, US

On-Time Performance Chart

(using rounded numbers)
On-Time
43
69%
Late
5
8%
Very Late
2
3%
Excessive
11
18%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
27
Codeshares
0
Average Delay (min.)
41.18518518518518
Standard Deviation
38.1
Min
0
Max
142

DL 511 On-Time Performance Details

Overall Rating
1.5 of 5
Poor
Percentage On-Time 71%
Average Delay Time 41.18518518518518 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.5 shows that this flight has on-time performance characteristics better than 28% of all other flights in the FlightStats database.
On-Time Performance Rating
1.5 of 5
Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 41.18518518518518 min
This flight has an average delay of 41.18518518518518 minutes with a standard deviation of 38.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.

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