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(UA) United Airlines 821 On-time Performance Rating

Date Range:

01-Sep-2018 to 31-Oct-2018

(SFO) San Francisco International Airport

San Francisco, CA, US

(MEX) Benito Juarez International Airport

Mexico City, MX

On-Time Performance Chart

(using rounded numbers)
On-Time
49
75%
Late
4
6%
Very Late
3
5%
Excessive
7
11%
Cancelled
0
0%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
63
Total Delays ( > 1 min )
34
Codeshares
0
Average Delay (min.)
32
Standard Deviation
53.9
Min
0
Max
224

UA 821 On-time Performance Details

Overall Rating
1.4 of 5
Poor
Percentage On-Time 78%
Average Delay Time 32 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 26% of all other flights in the FlightStats database.
On-time Performance Rating
1.9 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. 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
0.8 of 5
Poor
Average Delay Time 32 min
This flight has an average delay of 32 minutes with a standard deviation of 53.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.