(AY) Finnair 4177 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(LHR) London Heathrow Airport

London, EN, GB

(DFW) Dallas Fort Worth International Airport

Dallas, TX, US

On-Time Performance Chart

(using rounded numbers)

On-Time

87%

Late

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

19.625

Standard Deviation

13.1

Min

Max

AY 4177 On-Time Performance Details

Overall Rating

4.2 of 5

Good

Percentage On-Time 87%

Average Delay Time 19.625 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.2 shows that this flight has on-time performance characteristics better than 82% of all other flights in the FlightStats database.

On-Time Performance Rating

4.5 of 5

Good

Percentage On-Time 87%

This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.

Delay Performance

3.8 of 5

Good

Average Delay Time 19.625 min

This flight has an average delay of 19.625 minutes with a standard deviation of 13.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.