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(IB) Iberia 3634 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(LHR) London Heathrow Airport

London, EN, GB

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
64%
Late
13
21%
Very Late
5
8%
Excessive
4
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
29
Codeshares
61
Average Delay (min.)
28.82758620689655
Standard Deviation
27.1
Min
0
Max
125

IB 3634 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 64%
Average Delay Time 28.82758620689655 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 30% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 64%
This flight has an on-time performance of 64%. 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
3.1 of 5
Average
Average Delay Time 28.82758620689655 min
This flight has an average delay of 28.82758620689655 minutes with a standard deviation of 27.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.