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(UA) United Airlines 421 On-Time Performance Rating

Date Range:

01-Apr-2024 to 31-May-2024

(SMF) Sacramento International Airport

Sacramento, CA, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
44
86%
Late
2
4%
Very Late
2
4%
Excessive
3
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
51
Total Delays ( > 1 min )
13
Codeshares
0
Average Delay (min.)
69.15384615384616
Standard Deviation
139.4
Min
0
Max
488

UA 421 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 86%
Average Delay Time 69.15384615384616 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 49% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 69.15384615384616 min
This flight has an average delay of 69.15384615384616 minutes with a standard deviation of 139.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.

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