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(UA) United Airlines 638 On-time Performance Rating

Date Range:

01-Aug-2018 to 30-Sep-2018

(ORD) O'Hare International Airport

Chicago, IL, US

(PHL) Philadelphia International Airport

Philadelphia, PA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
46
74%
Late
4
6%
Very Late
3
5%
Excessive
9
15%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
62
Total Delays ( > 1 min )
24
Codeshares
0
Average Delay (min.)
64
Standard Deviation
90.3
Min
0
Max
313

UA 638 On-time Performance Details

Overall Rating
0.7 of 5
Poor
Percentage On-Time 74%
Average Delay Time 64 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.7 shows that this flight has on-time performance characteristics better than 13% of all other flights in the FlightStats database.
On-time Performance Rating
1.4 of 5
Poor
Percentage On-Time 74%
This flight has an on-time performance of 74%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 27% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 64 min
This flight has an average delay of 64 minutes with a standard deviation of 90.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.