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(TP) TAP Air Portugal 4399 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
48
81%
Late
5
8%
Very Late
0
0%
Excessive
6
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
18
Codeshares
59
Average Delay (min.)
39.22222222222222
Standard Deviation
43.9
Min
0
Max
114

TP 4399 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 81%
Average Delay Time 39.22222222222222 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 45% of all other flights in the FlightStats database.
On-Time Performance Rating
3.5 of 5
Average
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 69% of other flights.
Delay Performance
1.1 of 5
Poor
Average Delay Time 39.22222222222222 min
This flight has an average delay of 39.22222222222222 minutes with a standard deviation of 43.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.