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(UA) United Airlines 870 On-Time Performance Rating

Date Range:

15-Apr-2026 to 15-Jun-2026

(SYD) Sydney Kingsford Smith International Airport

Sydney, NSW, AU

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
43
70%
Late
8
13%
Very Late
4
7%
Excessive
4
7%
Cancelled
2
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
32
Codeshares
0
Average Delay (min.)
43.6875
Standard Deviation
103.9
Min
0
Max
504

UA 870 On-Time Performance Details

Overall Rating
0.5 of 5
Very Poor
Percentage On-Time 71%
Average Delay Time 43.6875 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.5 shows that this flight has on-time performance characteristics better than 8% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 5% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 43.6875 min
This flight has an average delay of 43.6875 minutes with a standard deviation of 103.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.