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(BA) British Airways 4739 On-Time Performance Rating

Date Range:

01-Jun-2026 to 31-Jul-2026

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
42
70%
Late
5
8%
Very Late
5
8%
Excessive
7
12%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
21
Codeshares
60
Average Delay (min.)
61.19047619047619
Standard Deviation
82
Min
0
Max
353

BA 4739 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 70%
Average Delay Time 61.19047619047619 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 16% of all other flights in the FlightStats database.
On-Time Performance Rating
1.5 of 5
Poor
Percentage On-Time 70%
This flight has an on-time performance of 70%. 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
0.2 of 5
Very Poor
Average Delay Time 61.19047619047619 min
This flight has an average delay of 61.19047619047619 minutes with a standard deviation of 82 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.