AS3020 SEA → PSC

Alaska Airlines · Seattle, WA to Pasco/Kennewick/Richland, WA · 33 flights observed, 2026-02-12 to 2026-03-16 · 172 mi

This flight's reliability varies a lot by day of week — 100% on-time on Saturdays vs. 60% on Mondays.

AS3020 covers more than one route in the data window — the stats below are for SEA → PSC, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
75%
Median delay
-3 min
90th percentile
+34 min
Cancellation rate
3%

How often is AS3020 on time?

Across 33 flights on SEA → PSC from 2026-02-12 to 2026-03-16, AS3020 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +34 min or later. 3% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time2475%
16-30 min39%
31-60 min26%
61-120 min39%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-021681%+1 min
2026-031669%+13 min

Performance by day of week

DayFlightsOn-time
Mon560%
Tue475%
Wed475%
Thu475%
Fri560%
Sat5100%
Sun580%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…