(BA) British Airways 4998 On-time Performance Rating

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BA 4998 Historical On-time Performance Ratings

Route:   Washington to Chicago
Date Range:   March 15, 2017 to May 15, 2017
Flight:   (BA) British Airways 4998
Departure Airport:   (DCA) Ronald Reagan National Airport
Departure City   Washington, DC, US
Arrival Airport:   (ORD) O'Hare International Airport
Arrival City:   Chicago, IL, US

BA 4998 On-time Performance Rating Details

Overall Rating

2.3 of 5
Average
On-time:
Avg. Delay:
81%
37 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3, shows that this flight has on-time performance characteristics better than 45% of all other flights in the FlightStats database.

On-time Performance

3.8 of 5
Good
On-time: 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 75% of other flights.

Delay Performance

0.9 of 5
Poor
Avg. Delay: 37 min
This flight has an average delay of 37 minutes with a standard deviation of 50.58 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.

BA 4998 On-time Performance Summary

  On-time Performance
  Delay Statistics
On-time Arrival Performance for this Flight
On-time 43 81%
Late 4 7%
Very Late 1 1%
Excessive 5 9%
Canceled 0 0%
Diverted 0 0%
Total Flights 53
*Due to rounding approximations, values may not add up exactly to 100%
Aggregate Arrival Delay Statistics for this Flight
Observations 20
Average Delay (min.) 37.00
Standard Deviation 50.58
Min 1
Max 158
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