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(AY) Finnair 5451 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(LHR) London Heathrow Airport

London, EN, GB

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
45
83%
Late
4
7%
Very Late
2
4%
Excessive
3
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
54
Total Delays ( > 1 min )
20
Codeshares
54
Average Delay (min.)
21.4
Standard Deviation
25.6
Min
0
Max
108

AY 5451 On-Time Performance Details

Overall Rating
3.9 of 5
Good
Percentage On-Time 83%
Average Delay Time 21.4 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.9 shows that this flight has on-time performance characteristics better than 77% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 21.4 min
This flight has an average delay of 21.4 minutes with a standard deviation of 25.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.