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(IB) Iberia 3520 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(PDX) Portland International Airport

Portland, OR, US

(LHR) London Heathrow Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
22
81%
Late
1
4%
Very Late
1
4%
Excessive
3
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
27
Total Delays ( > 1 min )
12
Codeshares
27
Average Delay (min.)
30.25
Standard Deviation
37.9
Min
0
Max
115

IB 3520 On-Time Performance Details

Overall Rating
3.4 of 5
Average
Percentage On-Time 82%
Average Delay Time 30.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.4 shows that this flight has on-time performance characteristics better than 66% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 of 5
Good
Percentage On-Time 82%
This flight has an on-time performance of 82%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 76% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 30.25 min
This flight has an average delay of 30.25 minutes with a standard deviation of 37.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.