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(UA) United Airlines 1 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(SIN) Singapore Changi Airport

Singapore, SG

On-Time Performance Chart

(using rounded numbers)
On-Time
44
75%
Late
7
12%
Very Late
5
8%
Excessive
2
3%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
33
Codeshares
0
Average Delay (min.)
37.303030303030305
Standard Deviation
113.5
Min
0
Max
660

UA 1 On-Time Performance Details

Overall Rating
1.7 of 5
Average
Percentage On-Time 75%
Average Delay Time 37.303030303030305 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.7 shows that this flight has on-time performance characteristics better than 33% of all other flights in the FlightStats database.
On-Time Performance Rating
1.9 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. 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
1.5 of 5
Poor
Average Delay Time 37.303030303030305 min
This flight has an average delay of 37.303030303030305 minutes with a standard deviation of 113.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.