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(UA) United Airlines 5518 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
23
92%
Late
1
4%
Very Late
0
0%
Excessive
1
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
4
Codeshares
25
Average Delay (min.)
20.75
Standard Deviation
18
Min
0
Max
47

UA 5518 On-Time Performance Details

Overall Rating
4.2 of 5
Good
Percentage On-Time 92%
Average Delay Time 20.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.2 shows that this flight has on-time performance characteristics better than 83% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 92%
This flight has an on-time performance of 92%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 97% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 20.75 min
This flight has an average delay of 20.75 minutes with a standard deviation of 18 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.

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