(SA) South African Airways 7427 On-time Performance Rating

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SA 7427 Historical On-time Performance Ratings

Route:   Boston to Dulles
Date Range:   June 15, 2017 to August 15, 2017
Flight:   (SA) South African Airways 7427
Departure Airport:   (BOS) Logan International Airport
Departure City   Boston, MA, US
Arrival Airport:   (IAD) Washington Dulles International Airport
Arrival City:   Dulles, VA, US

SA 7427 On-time Performance Rating Details

Overall Rating

0.3 of 5
Very Poor
On-time:
Avg. Delay:
66%
45 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3, shows that this flight has on-time performance characteristics better than 5% of all other flights in the FlightStats database.

On-time Performance

0.4 of 5
Very Poor
On-time: 66%
This flight has an on-time performance of 66%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 8% of other flights.

Delay Performance

0.2 of 5
Very Poor
Avg. Delay: 45 min
This flight has an average delay of 45 minutes with a standard deviation of 58.43 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.

SA 7427 On-time Performance Summary

  On-time Performance
  Delay Statistics
On-time Arrival Performance for this Flight
On-time 41 66%
Late 7 11%
Very Late 5 8%
Excessive 9 14%
Canceled 0 0%
Diverted 0 0%
Total Flights 62
*Due to rounding approximations, values may not add up exactly to 100%
Aggregate Arrival Delay Statistics for this Flight
Observations 36
Average Delay (min.) 45.00
Standard Deviation 58.43
Min 3
Max 217
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