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(UA) United Airlines 5510 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(CLD) McClellan-Palomar Airport

Carlsbad, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
42
68%
Late
4
6%
Very Late
4
6%
Excessive
11
18%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
30
Codeshares
61
Average Delay (min.)
43.36666666666667
Standard Deviation
42.3
Min
0
Max
137

UA 5510 On-Time Performance Details

Overall Rating
0.5 of 5
Very Poor
Percentage On-Time 69%
Average Delay Time 43.36666666666667 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 9% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 7% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 43.36666666666667 min
This flight has an average delay of 43.36666666666667 minutes with a standard deviation of 42.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.