background

(UA) United Airlines 4650 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(DEN) Denver International Airport

Denver, CO, US

(COS) Colorado Springs Airport

Colorado Springs, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
49
82%
Late
2
3%
Very Late
2
3%
Excessive
6
10%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
13
Codeshares
60
Average Delay (min.)
45.38461538461539
Standard Deviation
36.2
Min
0
Max
127

UA 4650 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 82%
Average Delay Time 45.38461538461539 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
3.9 of 5
Good
Percentage On-Time 82%
This flight has an on-time performance of 82%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
1.1 of 5
Poor
Average Delay Time 45.38461538461539 min
This flight has an average delay of 45.38461538461539 minutes with a standard deviation of 36.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.