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(TP) TAP Air Portugal 8509 On-Time Performance Rating

Date Range:

01-Sep-2026 to 31-Oct-2026

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

(EWR) Newark Liberty International Airport

Newark, NJ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
35
56%
Late
6
10%
Very Late
3
5%
Excessive
11
18%
Cancelled
4
6%
Diverted
3
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
23
Codeshares
59
Average Delay (min.)
47.17391304347826
Standard Deviation
38.1
Min
0
Max
150

TP 8509 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 59%
Average Delay Time 47.17391304347826 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 3% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 59%
This flight has an on-time performance of 59%. 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
0.4 of 5
Very Poor
Average Delay Time 47.17391304347826 min
This flight has an average delay of 47.17391304347826 minutes with a standard deviation of 38.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 8% of other flights.