background

(BA) British Airways 1521 On-time Performance Rating

Date Range:

01-Aug-2018 to 30-Sep-2018

(DFW) Dallas/Fort Worth International Airport

Dallas, TX, US

(LHR) London Heathrow Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
54
87%
Late
2
3%
Very Late
1
2%
Excessive
5
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
62
Total Delays ( > 1 min )
16
Codeshares
62
Average Delay (min.)
50
Standard Deviation
71.6
Min
1
Max
268

BA 1521 On-time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 87%
Average Delay Time 50 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 49% of all other flights in the FlightStats database.
On-time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. 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
0.1 of 5
Very Poor
Average Delay Time 50 min
This flight has an average delay of 50 minutes with a standard deviation of 71.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 3% of other flights.