background

(8F) STP Airways 508 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(TMS) Sao Tome International Airport

Sao Tome Island, ST

(LIS) Lisbon Humberto Delgado Airport

Lisbon, PT

On-Time Performance Chart

(using rounded numbers)
On-Time
1
13%
Late
1
13%
Very Late
2
25%
Excessive
4
50%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
8
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
54.5
Standard Deviation
42.8
Min
1
Max
135

8F 508 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 13%
Average Delay Time 54.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 5% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 13%
This flight has an on-time performance of 13%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 54.5 min
This flight has an average delay of 54.5 minutes with a standard deviation of 42.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.