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(S4) Azores Airlines 8447 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(OPO) Porto Airport

Porto, PT

(LIS) Lisbon Humberto Delgado Airport

Lisbon, PT

On-Time Performance Chart

(using rounded numbers)
On-Time
49
79%
Late
8
13%
Very Late
1
2%
Excessive
3
5%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
29
Codeshares
61
Average Delay (min.)
20.75862068965517
Standard Deviation
31.5
Min
0
Max
153

S4 8447 On-Time Performance Details

Overall Rating
4.5 of 5
Good
Percentage On-Time 80%
Average Delay Time 20.75862068965517 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.5 shows that this flight has on-time performance characteristics better than 88% of all other flights in the FlightStats database.
On-Time Performance Rating
4.4 of 5
Good
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 88% of other flights.
Delay Performance
4.5 of 5
Good
Average Delay Time 20.75862068965517 min
This flight has an average delay of 20.75862068965517 minutes with a standard deviation of 31.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 90% of other flights.