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(UA) United Airlines 435 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(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
49
80%
Late
3
5%
Very Late
4
7%
Excessive
3
5%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
19
Codeshares
0
Average Delay (min.)
35.473684210526315
Standard Deviation
48.9
Min
0
Max
176

UA 435 On-Time Performance Details

Overall Rating
3.6 of 5
Good
Percentage On-Time 82%
Average Delay Time 35.473684210526315 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.6 shows that this flight has on-time performance characteristics better than 70% of all other flights in the FlightStats database.
On-Time Performance Rating
4.4 of 5
Good
Percentage On-Time 82%
This flight has an on-time performance of 82%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 88% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 35.473684210526315 min
This flight has an average delay of 35.473684210526315 minutes with a standard deviation of 48.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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