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(TP) TAP Air Portugal 4377 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(BOS) Boston Logan International Airport

Boston, MA, US

(RSW) Southwest Florida International Airport

Fort Myers, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
34
76%
Late
4
9%
Very Late
1
2%
Excessive
6
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
45
Total Delays ( > 1 min )
18
Codeshares
45
Average Delay (min.)
34.333333333333336
Standard Deviation
36.6
Min
0
Max
101

TP 4377 On-Time Performance Details

Overall Rating
1.7 of 5
Average
Percentage On-Time 76%
Average Delay Time 34.333333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.7 shows that this flight has on-time performance characteristics better than 32% of all other flights in the FlightStats database.
On-Time Performance Rating
1.4 of 5
Poor
Percentage On-Time 76%
This flight has an on-time performance of 76%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 27% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 34.333333333333336 min
This flight has an average delay of 34.333333333333336 minutes with a standard deviation of 36.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.