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(UA) United Airlines 4677 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(COS) Colorado Springs Airport

Colorado Springs, CO, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
43
84%
Late
4
8%
Very Late
0
0%
Excessive
1
2%
Cancelled
2
4%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
50
Total Delays ( > 1 min )
6
Codeshares
50
Average Delay (min.)
28.666666666666668
Standard Deviation
35.1
Min
0
Max
99

UA 4677 On-Time Performance Details

Overall Rating
4.0 of 5
Good
Percentage On-Time 86%
Average Delay Time 28.666666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4 shows that this flight has on-time performance characteristics better than 79% 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
3.1 of 5
Average
Average Delay Time 28.666666666666668 min
This flight has an average delay of 28.666666666666668 minutes with a standard deviation of 35.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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