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(UL) SriLankan Airlines 181 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(CMB) Colombo Bandaranaike International Airport

Colombo, LK

(KTM) Kathmandu Tribhuvan International Airport

Kathmandu, NP

On-Time Performance Chart

(using rounded numbers)
On-Time
26
72%
Late
2
6%
Very Late
5
14%
Excessive
2
6%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
17
Codeshares
0
Average Delay (min.)
30.705882352941178
Standard Deviation
43.7
Min
0
Max
186

UL 181 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 74%
Average Delay Time 30.705882352941178 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-Time Performance Rating
2.3 of 5
Average
Percentage On-Time 74%
This flight has an on-time performance of 74%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 46% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 30.705882352941178 min
This flight has an average delay of 30.705882352941178 minutes with a standard deviation of 43.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.