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(UA) United Airlines 9728 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(ZRH) Zurich Airport

Zurich, CH

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
22
38%
Late
18
31%
Very Late
5
9%
Excessive
13
22%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
49
Codeshares
58
Average Delay (min.)
30.46938775510204
Standard Deviation
23.1
Min
0
Max
98

UA 9728 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 38%
Average Delay Time 30.46938775510204 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 30% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 38%
This flight has an on-time performance of 38%. 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
3.1 of 5
Average
Average Delay Time 30.46938775510204 min
This flight has an average delay of 30.46938775510204 minutes with a standard deviation of 23.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.