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(UA) United Airlines 4666 On-Time Performance Rating

Date Range:

15-Mar-2025 to 15-May-2025

(BOI) Boise Air Terminal

Boise, ID, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
28
88%
Late
0
0%
Very Late
0
0%
Excessive
4
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
32
Total Delays ( > 1 min )
6
Codeshares
32
Average Delay (min.)
80.83333333333333
Standard Deviation
103.3
Min
0
Max
283

UA 4666 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 88%
Average Delay Time 80.83333333333333 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 45% of all other flights in the FlightStats database.
On-Time Performance Rating
4.5 of 5
Good
Percentage On-Time 88%
This flight has an on-time performance of 88%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 80.83333333333333 min
This flight has an average delay of 80.83333333333333 minutes with a standard deviation of 103.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.

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