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(UL) SriLankan Airlines 2040 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(JFK) New York John F. Kennedy International Airport

New York, NY, US

(LHR) London Heathrow Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
49
80%
Late
5
8%
Very Late
1
2%
Excessive
3
5%
Cancelled
1
2%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
21
Codeshares
59
Average Delay (min.)
56.666666666666664
Standard Deviation
149.7
Min
0
Max
667

UL 2040 On-Time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 83%
Average Delay Time 56.666666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 39% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 56.666666666666664 min
This flight has an average delay of 56.666666666666664 minutes with a standard deviation of 149.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.