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(BA) British Airways 521 On-Time Performance Rating

Date Range:

15-Jul-2025 to 15-Sep-2025

(FLR) Florence Peretola Airport

Florence, IT

(LHR) London Heathrow Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
46
75%
Late
7
11%
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
61
Total Delays ( > 1 min )
32
Codeshares
0
Average Delay (min.)
17.46875
Standard Deviation
16.5
Min
0
Max
72

BA 521 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 75%
Average Delay Time 17.46875 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.1 shows that this flight has on-time performance characteristics better than 80% of all other flights in the FlightStats database.
On-Time Performance Rating
3.3 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 66% of other flights.
Delay Performance
4.8 of 5
Very Good
Average Delay Time 17.46875 min
This flight has an average delay of 17.46875 minutes with a standard deviation of 16.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 96% of other flights.