background

(JL) JAL 5449 On-Time Performance Rating

Date Range:

15-Jul-2025 to 15-Sep-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
44
71%
Late
5
8%
Very Late
1
2%
Excessive
10
16%
Cancelled
0
0%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
27
Codeshares
60
Average Delay (min.)
49.74074074074074
Standard Deviation
66.5
Min
0
Max
284

JL 5449 On-Time Performance Details

Overall Rating
1.5 of 5
Poor
Percentage On-Time 73%
Average Delay Time 49.74074074074074 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.5 shows that this flight has on-time performance characteristics better than 29% of all other flights in the FlightStats database.
On-Time Performance Rating
2.5 of 5
Average
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 50% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 49.74074074074074 min
This flight has an average delay of 49.74074074074074 minutes with a standard deviation of 66.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.