background

(UL) SriLankan Airlines 3630 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(DEL) Delhi Indira Gandhi International Airport

Delhi, IN

(GAU) Guwahati Lokpriya Gopinath Bordoloi Intl Airport

Guwahati, IN

On-Time Performance Chart

(using rounded numbers)
On-Time
39
66%
Late
6
10%
Very Late
4
7%
Excessive
6
10%
Cancelled
4
7%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
35
Codeshares
59
Average Delay (min.)
37.91428571428571
Standard Deviation
62.9
Min
0
Max
281

UL 3630 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 66%
Average Delay Time 37.91428571428571 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 23% of all other flights in the FlightStats database.
On-Time Performance Rating
0.5 of 5
Very Poor
Percentage 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 10% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 37.91428571428571 min
This flight has an average delay of 37.91428571428571 minutes with a standard deviation of 62.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.