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(BA) British Airways 4917 On-Time Performance Rating

Date Range:

01-Jun-2026 to 31-Jul-2026

(MIA) Miami International Airport

Miami, FL, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
43
69%
Late
6
10%
Very Late
0
0%
Excessive
11
18%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
22
Codeshares
61
Average Delay (min.)
57
Standard Deviation
58.3
Min
0
Max
245

BA 4917 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 71%
Average Delay Time 57 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
1.5 of 5
Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. 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
0.3 of 5
Very Poor
Average Delay Time 57 min
This flight has an average delay of 57 minutes with a standard deviation of 58.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.