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(IB) Iberia 4521 On-Time Performance Rating

Date Range:

01-Aug-2025 to 30-Sep-2025

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(DFW) Dallas Fort Worth International Airport

Dallas, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
52
88%
Late
0
0%
Very Late
1
2%
Excessive
2
3%
Cancelled
1
2%
Diverted
3
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
10
Codeshares
56
Average Delay (min.)
29
Standard Deviation
43
Min
0
Max
135

IB 4521 On-Time Performance Details

Overall Rating
4.0 of 5
Good
Percentage On-Time 93%
Average Delay Time 29 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4 shows that this flight has on-time performance characteristics better than 78% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 29 min
This flight has an average delay of 29 minutes with a standard deviation of 43 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.