background

(UA) United Airlines 398 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(DSM) Des Moines International Airport

Des Moines, IA, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
17
71%
Late
3
13%
Very Late
1
4%
Excessive
1
4%
Cancelled
2
8%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
24
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
19.875
Standard Deviation
18.7
Min
0
Max
54

UA 398 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 71%
Average Delay Time 19.875 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 48% of all other flights in the FlightStats database.
On-Time Performance Rating
1.1 of 5
Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 19.875 min
This flight has an average delay of 19.875 minutes with a standard deviation of 18.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.

Other Stops for UA 398