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(UL) SriLankan Airlines 3511 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(DOH) Doha Hamad International Airport

Doha, QA

(JFK) New York John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
6
19%
Late
5
16%
Very Late
1
3%
Excessive
3
9%
Cancelled
17
53%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
32
Total Delays ( > 1 min )
9
Codeshares
32
Average Delay (min.)
41.111111111111114
Standard Deviation
36.1
Min
0
Max
107

UL 3511 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 19%
Average Delay Time 41.111111111111114 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 14% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 19%
This flight has an on-time performance of 19%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 41.111111111111114 min
This flight has an average delay of 41.111111111111114 minutes with a standard deviation of 36.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.