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(UL) SriLankan Airlines 3507 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(DOH) Doha Hamad International Airport

Doha, QA

(SOF) Sofia Airport

Sofia, BG

On-Time Performance Chart

(using rounded numbers)
On-Time
15
60%
Late
1
4%
Very Late
1
4%
Excessive
0
0%
Cancelled
8
32%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
3
Codeshares
25
Average Delay (min.)
22
Standard Deviation
14.4
Min
0
Max
34

UL 3507 On-Time Performance Details

Overall Rating
1.7 of 5
Average
Percentage On-Time 60%
Average Delay Time 22 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.7 shows that this flight has on-time performance characteristics better than 33% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 60%
This flight has an on-time performance of 60%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
3.3 of 5
Average
Average Delay Time 22 min
This flight has an average delay of 22 minutes with a standard deviation of 14.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.