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(TP) TAP Air Portugal 4474 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
33
56%
Late
10
17%
Very Late
5
8%
Excessive
8
14%
Cancelled
3
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
28
Codeshares
59
Average Delay (min.)
57.82142857142857
Standard Deviation
106
Min
0
Max
564

TP 4474 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 56%
Average Delay Time 57.82142857142857 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 56%
This flight has an on-time performance of 56%. 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
0.1 of 5
Very Poor
Average Delay Time 57.82142857142857 min
This flight has an average delay of 57.82142857142857 minutes with a standard deviation of 106 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.