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(AY) Finnair 1511 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(HEL) Helsinki-Vantaa Airport

Helsinki, FI

(ZRH) Zurich Airport

Zurich, CH

On-Time Performance Chart

(using rounded numbers)
On-Time
48
79%
Late
5
8%
Very Late
1
2%
Excessive
0
0%
Cancelled
7
11%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
20
Codeshares
0
Average Delay (min.)
10.55
Standard Deviation
8.8
Min
0
Max
35

AY 1511 On-Time Performance Details

Overall Rating
3.6 of 5
Good
Percentage On-Time 79%
Average Delay Time 10.55 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.6 shows that this flight has on-time performance characteristics better than 70% of all other flights in the FlightStats database.
On-Time Performance Rating
2.3 of 5
Average
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 46% of other flights.
Delay Performance
4.8 of 5
Very Good
Average Delay Time 10.55 min
This flight has an average delay of 10.55 minutes with a standard deviation of 8.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 96% of other flights.