background

(UA) United Airlines 4398 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(RIC) Richmond International Airport

Richmond, VA, US

(EWR) Newark Liberty International Airport

Newark, NJ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
8
53%
Late
2
13%
Very Late
1
7%
Excessive
3
20%
Cancelled
1
7%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
15
Total Delays ( > 1 min )
9
Codeshares
15
Average Delay (min.)
43.333333333333336
Standard Deviation
36.4
Min
0
Max
100

UA 4398 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 53%
Average Delay Time 43.333333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 15% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 53%
This flight has an on-time performance of 53%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 43.333333333333336 min
This flight has an average delay of 43.333333333333336 minutes with a standard deviation of 36.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.

Other Stops for UA 4398