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(UL) SriLankan Airlines 3559 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(DOH) Doha Hamad International Airport

Doha, QA

(VIE) Vienna International Airport

Vienna, AT

On-Time Performance Chart

(using rounded numbers)
On-Time
23
85%
Late
2
7%
Very Late
1
4%
Excessive
1
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
27
Total Delays ( > 1 min )
17
Codeshares
27
Average Delay (min.)
22.176470588235293
Standard Deviation
46.5
Min
0
Max
200

UL 3559 On-Time Performance Details

Overall Rating
4.5 of 5
Good
Percentage On-Time 85%
Average Delay Time 22.176470588235293 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.5 shows that this flight has on-time performance characteristics better than 88% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 93% of other flights.
Delay Performance
4.2 of 5
Good
Average Delay Time 22.176470588235293 min
This flight has an average delay of 22.176470588235293 minutes with a standard deviation of 46.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.