background

(UA) United Airlines 4227 On-time Performance Rating

Date Range:

01-Feb-2018 to 31-Mar-2018

(MEM) Memphis International AirportMemphis, TN, US
(EWR) Newark Liberty International AirportNewark, NJ, US
On-Time Performance Chart
(using rounded numbers)
On-Time
11
50%
Late
2
9%
Very Late
1
5%
Excessive
4
18%
Cancelled
3
14%
Diverted
1
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
10
Codeshares
21
Average Delay (min.)
39
Standard Deviation
40.2
Min
1
Max
133
UA 4227 On-time Performance Details
Overall Rating
0.6 of 5
Poor
Percentage On-Time 52%
Average Delay Time 39 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 11% of all other flights in the FlightStats database.
On-time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 52%
This flight has an on-time performance of 52%. 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
1.2 of 5
Poor
Average Delay Time 39 min
This flight has an average delay of 39 minutes with a standard deviation of 40.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.