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(UL) SriLankan Airlines 181 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(CMB) Colombo Bandaranaike International Airport

Colombo, LK

(KTM) Kathmandu Tribhuvan International Airport

Kathmandu, NP

On-Time Performance Chart

(using rounded numbers)
On-Time
19
53%
Late
6
17%
Very Late
6
17%
Excessive
4
11%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
36
Total Delays ( > 1 min )
26
Codeshares
0
Average Delay (min.)
29.76923076923077
Standard Deviation
31
Min
0
Max
133

UL 181 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 53%
Average Delay Time 29.76923076923077 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 34% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 53%
This flight has an on-time performance of 53%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 29.76923076923077 min
This flight has an average delay of 29.76923076923077 minutes with a standard deviation of 31 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.