background

(BA) British Airways 4931 On-time Performance Rating

Date Range:

15-Jan-2019 to 15-Mar-2019

(ORD) O'Hare International Airport

Chicago, IL, US

(AZO) Kalamazoo/Battle Creek International Airport

Kalamazoo, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
38
62%
Late
3
5%
Very Late
4
7%
Excessive
6
10%
Cancelled
8
13%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
19
Codeshares
59
Average Delay (min.)
33
Standard Deviation
26.7
Min
0
Max
90

BA 4931 On-time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 64%
Average Delay Time 33 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
0.1 of 5
Very Poor
Percentage On-Time 64%
This flight has an on-time performance of 64%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 33 min
This flight has an average delay of 33 minutes with a standard deviation of 26.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.