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(SQ) Singapore Airlines 639 On-Time Performance Rating

Date Range:

15-Dec-2019 to 15-Feb-2020

(HND) Haneda Airport

Tokyo, JP

(SIN) Changi International Airport

Singapore, SG

On-Time Performance Chart

(using rounded numbers)
On-Time
53
84%
Late
8
13%
Very Late
0
0%
Excessive
2
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
63
Total Delays ( > 1 min )
28
Codeshares
0
Average Delay (min.)
14
Standard Deviation
19.4
Min
0
Max
92

SQ 639 On-Time Performance Details

Overall Rating
4.4 of 5
Good
Percentage On-Time 84%
Average Delay Time 14 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.4 shows that this flight has on-time performance characteristics better than 88% of all other flights in the FlightStats database.
On-Time Performance Rating
4.3 of 5
Good
Percentage On-Time 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 86% of other flights.
Delay Performance
4.6 of 5
Very Good
Average Delay Time 14 min
This flight has an average delay of 14 minutes with a standard deviation of 19.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.