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(UA) United Airlines 421 On-time Performance Rating

Date Range:

01-Jul-2018 to 31-Aug-2018

(SFO) San Francisco International Airport

San Francisco, CA, US

(EWR) Newark Liberty International Airport

Newark, NJ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
38
64%
Late
5
8%
Very Late
1
2%
Excessive
13
22%
Cancelled
2
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
30
Codeshares
0
Average Delay (min.)
80
Standard Deviation
122
Min
1
Max
551

UA 421 On-time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 64%
Average Delay Time 80 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.
On-time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 64%
This flight has an on-time performance of 64%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 7% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 80 min
This flight has an average delay of 80 minutes with a standard deviation of 122 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.