background

(AY) Finnair 4251 On-Time Performance Rating

Date Range:

01-Aug-2025 to 30-Sep-2025

(DFW) Dallas Fort Worth International Airport

Dallas, TX, US

(CLT) Charlotte Douglas International Airport

Charlotte, NC, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
64%
Late
7
16%
Very Late
3
7%
Excessive
5
11%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
45
Total Delays ( > 1 min )
24
Codeshares
45
Average Delay (min.)
51.416666666666664
Standard Deviation
82.1
Min
0
Max
325

AY 4251 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 64%
Average Delay Time 51.416666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 3% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 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 4% of other flights.
Delay Performance
0.2 of 5
Very Poor
Average Delay Time 51.416666666666664 min
This flight has an average delay of 51.416666666666664 minutes with a standard deviation of 82.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.