background

(UA) United Airlines 4393 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(PWM) Portland International Jetport

Portland, ME, US

(EWR) Newark Liberty International Airport

Newark, NJ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
8
67%
Late
0
0%
Very Late
1
8%
Excessive
2
17%
Cancelled
0
0%
Diverted
1
8%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
11
Total Delays ( > 1 min )
4
Codeshares
11
Average Delay (min.)
158.5
Standard Deviation
156.1
Min
0
Max
299

UA 4393 On-Time Performance Details

Overall Rating
1.0 of 5
Poor
Percentage On-Time 73%
Average Delay Time 158.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1 shows that this flight has on-time performance characteristics better than 18% of all other flights in the FlightStats database.
On-Time Performance Rating
1.9 of 5
Average
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 38% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 158.5 min
This flight has an average delay of 158.5 minutes with a standard deviation of 156.1 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 4393