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(SQ) Singapore Airlines 135 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(PEN) Penang International Airport

Penang, MY

(SIN) Singapore Changi Airport

Singapore, SG

On-Time Performance Chart

(using rounded numbers)
On-Time
40
66%
Late
13
21%
Very Late
2
3%
Excessive
6
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
35
Codeshares
0
Average Delay (min.)
24.2
Standard Deviation
22.8
Min
0
Max
87

SQ 135 On-Time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 66%
Average Delay Time 24.2 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 54% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
Percentage On-Time 66%
This flight has an on-time performance of 66%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.
Delay Performance
4.6 of 5
Very Good
Average Delay Time 24.2 min
This flight has an average delay of 24.2 minutes with a standard deviation of 22.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.