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(AY) Finnair 3778 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(LHR) London Heathrow Airport

London, EN, GB

On-Time Performance Chart

(using rounded numbers)
On-Time
27
77%
Late
2
6%
Very Late
2
6%
Excessive
3
9%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
15
Codeshares
34
Average Delay (min.)
31.533333333333335
Standard Deviation
48
Min
0
Max
183

AY 3778 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 79%
Average Delay Time 31.533333333333335 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 53% of all other flights in the FlightStats database.
On-Time Performance Rating
3.1 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 62% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 31.533333333333335 min
This flight has an average delay of 31.533333333333335 minutes with a standard deviation of 48 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.