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(UA) United Airlines 1511 On-Time Performance Rating

Date Range:

15-Jun-2025 to 15-Aug-2025

(MIA) Miami International Airport

Miami, FL, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
23
70%
Late
2
6%
Very Late
3
9%
Excessive
4
12%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
32
Total Delays ( > 1 min )
13
Codeshares
0
Average Delay (min.)
51.61538461538461
Standard Deviation
60.8
Min
0
Max
209

UA 1511 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 72%
Average Delay Time 51.61538461538461 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 35% of all other flights in the FlightStats database.
On-Time Performance Rating
2.7 of 5
Average
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 54% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 51.61538461538461 min
This flight has an average delay of 51.61538461538461 minutes with a standard deviation of 60.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.

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