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(VS) Virgin Atlantic 4538 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-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
41
65%
Late
13
21%
Very Late
4
6%
Excessive
3
5%
Cancelled
0
0%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
29
Codeshares
61
Average Delay (min.)
23.413793103448278
Standard Deviation
23.5
Min
0
Max
121

VS 4538 On-Time Performance Details

Overall Rating
3.1 of 5
Average
Percentage On-Time 67%
Average Delay Time 23.413793103448278 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 60% of all other flights in the FlightStats database.
On-Time Performance Rating
1.5 of 5
Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.
Delay Performance
4.6 of 5
Very Good
Average Delay Time 23.413793103448278 min
This flight has an average delay of 23.413793103448278 minutes with a standard deviation of 23.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.