BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
AIRLINE × ROUTE REPORT
PSC→SEA

Alaska Airlines Pasco/Kennewick/Richland, WA (PSC) to Seattle, WA (SEA) reliability

Among 276 scheduled Alaska Airlines flights from PSC to SEA, 81.9% arrived on time, 10.9% arrived at least 30 minutes late, and 1.4% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: Alaska Airlines (AS) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
81.9%arrived on time
10.9%30+ min late
1.4%cancelled
276scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late10.9%
60+ minutes late5.4%
Cancelled1.4%
Average arrival+3.4 mincompleted flights

What did Alaska Airlines PSC to SEA record?

Alaska Airlines completed 98.6% of its scheduled reportable PSC to SEA flights in the observation window. 81.9% of all scheduled flights arrived less than 15 minutes late, while 5.4% arrived at least an hour late.

What were Alaska Airlines PSC to SEA disruption rates?

For Alaska Airlines PSC-to-SEA flights, 10.9% arrived at least 30 minutes late, 1.4% were cancelled, and 0.0% were diverted.

Compare all airlines on this route

What was the Alaska Airlines PSC to SEA scheduled cohort?

The Alaska Airlines PSC-to-SEA cohort contained 276 scheduled flights; 272 completed, 4 were cancelled, and 0 were diverted.

Not a prediction.

This is a descriptive historical rate. Schedule changes, seasonal operations and current conditions may differ.