background

(AS) Alaska Airlines 170 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(PDX) Portland International Airport

Portland, OR, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
81%
Late
2
6%
Very Late
0
0%
Excessive
4
11%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
17
Codeshares
0
Average Delay (min.)
20.235294117647058
Standard Deviation
22.4
Min
0
Max
71

AS 170 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 83%
Average Delay Time 20.235294117647058 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 74% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 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 73% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 20.235294117647058 min
This flight has an average delay of 20.235294117647058 minutes with a standard deviation of 22.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

Other Stops for AS 170