(BA) British Airways 4377 On-time Performance Rating

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BA 4377 Historical On-time Performance Ratings

Route:   Chicago to San Francisco
Date Range:   October 1, 2016 to November 30, 2016
Flight:   (BA) British Airways 4377
Departure Airport:   (ORD) O'Hare International Airport
Departure City   Chicago, IL, US
Arrival Airport:   (SFO) San Francisco International Airport
Arrival City:   San Francisco, CA, US

BA 4377 On-time Performance Rating Details

Overall Rating

0.1 of 5
Very Poor
On-time:
Avg. Delay:
68%
42 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1, shows that this flight has on-time performance characteristics better than 1% of all other flights in the FlightStats database.

On-time Performance

0.1 of 5
Very Poor
On-time: 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 1% of other flights.

Delay Performance

0.1 of 5
Very Poor
Avg. Delay: 42 min
This flight has an average delay of 42 minutes with a standard deviation of 41.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.

BA 4377 On-time Performance Summary

  On-time Performance
  Delay Statistics
On-time Arrival Performance for this Flight
On-time 32 68%
Late 4 8%
Very Late 3 6%
Excessive 8 17%
Canceled 0 0%
Diverted 0 0%
Total Flights 47
*Due to rounding approximations, values may not add up exactly to 100%
Aggregate Arrival Delay Statistics for this Flight
Observations 22
Average Delay (min.) 42.00
Standard Deviation 41.10
Min 3
Max 157
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