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(BA) British Airways 4631 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(HND) Tokyo Haneda International Airport

Tokyo, JP

(ITM) Osaka Itami International Airport

Osaka, JP

On-Time Performance Chart

(using rounded numbers)
On-Time
53
87%
Late
4
7%
Very Late
0
0%
Excessive
4
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
40
Codeshares
61
Average Delay (min.)
14.075
Standard Deviation
20.3
Min
0
Max
93

BA 4631 On-Time Performance Details

Overall Rating
4.9 of 5
Very Good
Percentage On-Time 87%
Average Delay Time 14.075 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.9 shows that this flight has on-time performance characteristics better than 97% 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
4.9 of 5
Very Good
Average Delay Time 14.075 min
This flight has an average delay of 14.075 minutes with a standard deviation of 20.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 98% of other flights.