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(SQ) Singapore Airlines 1399 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(PDX) Portland International Airport

Portland, OR, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
44
77%
Late
6
11%
Very Late
2
4%
Excessive
5
9%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
19
Codeshares
57
Average Delay (min.)
35.68421052631579
Standard Deviation
37.6
Min
0
Max
137

SQ 1399 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 77%
Average Delay Time 35.68421052631579 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 31% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 35.68421052631579 min
This flight has an average delay of 35.68421052631579 minutes with a standard deviation of 37.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.