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(UL) SriLankan Airlines 3517 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(DOH) Doha Hamad International Airport

Doha, QA

(MIA) Miami International Airport

Miami, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
24
67%
Late
4
11%
Very Late
2
6%
Excessive
3
8%
Cancelled
2
6%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
12
Codeshares
35
Average Delay (min.)
31.666666666666668
Standard Deviation
28.7
Min
0
Max
107

UL 3517 On-Time Performance Details

Overall Rating
1.3 of 5
Poor
Percentage On-Time 69%
Average Delay Time 31.666666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.3 shows that this flight has on-time performance characteristics better than 25% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 7% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 31.666666666666668 min
This flight has an average delay of 31.666666666666668 minutes with a standard deviation of 28.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.