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(VS) Virgin Atlantic 4531 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(SFO) San Francisco International Airport

San Francisco, CA, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)
On-Time
41
68%
Late
8
13%
Very Late
0
0%
Excessive
10
17%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
35
Codeshares
60
Average Delay (min.)
59.857142857142854
Standard Deviation
108.5
Min
0
Max
461

VS 4531 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 68%
Average Delay Time 59.857142857142854 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 17% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 59.857142857142854 min
This flight has an average delay of 59.857142857142854 minutes with a standard deviation of 108.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.