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

Date Range:

01-Dec-2025 to 31-Jan-2026

(CVG) Cincinnati/Northern Kentucky International Airport

Cincinnati, OH, US

(MCO) Orlando International Airport

Orlando, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
48
83%
Late
2
3%
Very Late
1
2%
Excessive
5
9%
Cancelled
2
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
18
Codeshares
0
Average Delay (min.)
34.333333333333336
Standard Deviation
42.3
Min
0
Max
129

DL 511 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 83%
Average Delay Time 34.333333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 74% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 34.333333333333336 min
This flight has an average delay of 34.333333333333336 minutes with a standard deviation of 42.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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