background

(UA) United Airlines 4398 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(BUF) Buffalo Niagara International Airport

Buffalo, NY, US

(EWR) Newark Liberty International Airport

Newark, NJ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
16
37%
Late
3
7%
Very Late
2
5%
Excessive
14
33%
Cancelled
7
16%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
42
Total Delays ( > 1 min )
22
Codeshares
42
Average Delay (min.)
84.36363636363636
Standard Deviation
75.4
Min
0
Max
266

UA 4398 On-Time Performance Details

Overall Rating
0.0 of 5
Very Poor
Percentage On-Time 38%
Average Delay Time 84.36363636363636 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 38%
This flight has an on-time performance of 38%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 84.36363636363636 min
This flight has an average delay of 84.36363636363636 minutes with a standard deviation of 75.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

Other Stops for UA 4398