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(AS) Alaska Airlines 5279 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(LHR) London Heathrow Airport

London, EN, GB

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
46
78%
Late
3
5%
Very Late
1
2%
Excessive
7
12%
Cancelled
2
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
30
Codeshares
59
Average Delay (min.)
23.166666666666668
Standard Deviation
25.4
Min
0
Max
87

AS 5279 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 78%
Average Delay Time 23.166666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 59% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 23.166666666666668 min
This flight has an average delay of 23.166666666666668 minutes with a standard deviation of 25.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.