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(SQ) Singapore Airlines 4421 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(AKL) Auckland Airport

Auckland, NZ

(ROT) Rotorua Airport

Rotorua, NZ

On-Time Performance Chart

(using rounded numbers)
On-Time
6
50%
Late
2
17%
Very Late
0
0%
Excessive
2
17%
Cancelled
2
17%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
6
Codeshares
12
Average Delay (min.)
29.5
Standard Deviation
28.3
Min
0
Max
74

SQ 4421 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 50%
Average Delay Time 29.5 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
0.1 of 5
Very Poor
Percentage On-Time 50%
This flight has an on-time performance of 50%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 3% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 29.5 min
This flight has an average delay of 29.5 minutes with a standard deviation of 28.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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