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(UL) SriLankan Airlines 454 On-time Performance Rating

Date Range:

15-May-2018 to 15-Jul-2018

(CMB) Bandaranaike International AirportColombo, LK
(NRT) Narita International AirportTokyo, JP
On-Time Performance Chart
(using rounded numbers)
On-Time
22
65%
Late
10
29%
Very Late
0
0%
Excessive
2
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
26
Codeshares
0
Average Delay (min.)
33
Standard Deviation
72.9
Min
1
Max
286
UL 454 On-time Performance Details
Overall Rating
1.4 of 5
Poor
Percentage On-Time 65%
Average Delay Time 33 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 26% of all other flights in the FlightStats database.
On-time Performance Rating
0.6 of 5
Poor
Percentage On-Time 65%
This flight has an on-time performance of 65%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 12% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 33 min
This flight has an average delay of 33 minutes with a standard deviation of 72.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.