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(FB) Bulgaria Air 852 On-time Performance Rating

Date Range:

15-Aug-2018 to 15-Oct-2018

(LHR) London Heathrow Airport

London, EN, GB

(SOF) Sofia Airport

Sofia, BG

On-Time Performance Chart

(using rounded numbers)
On-Time
25
81%
Late
3
10%
Very Late
2
6%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
18
Codeshares
0
Average Delay (min.)
13
Standard Deviation
15.1
Min
0
Max
51

FB 852 On-time Performance Details

Overall Rating
4.0 of 5
Good
Percentage On-Time 81%
Average Delay Time 13 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4 shows that this flight has on-time performance characteristics better than 79% of all other flights in the FlightStats database.
On-time Performance Rating
3.5 of 5
Average
Percentage 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 69% of other flights.
Delay Performance
4.5 of 5
Good
Average Delay Time 13 min
This flight has an average delay of 13 minutes with a standard deviation of 15.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 90% of other flights.