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

Alaska Airlines Los Angeles, CA (LAX) to Seattle, WA (SEA) reliability

A dedicated historical view of 3,279 Alaska Airlines marketed flights on this direction during July 2025–June 2026.

HISTORICAL ROUTE SIGNALLower disruption
84.2%arrived on time
7.7%30+ min late
1.1%cancelled
3,279scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late7.7%
60+ minutes late3.3%
Cancelled1.1%
Average arrival-2.7 mincompleted flights

What this airline-route sample says

Alaska Airlines completed 98.8% of its scheduled reportable LAX to SEA flights in the observation window. 84.2% of all scheduled flights arrived less than 15 minutes late, while 3.3% arrived at least an hour late.

Use the parent route report to compare this result with other marketing carriers and with time-of-day, weekday and monthly slices.

Compare all airlines on this route

Not a prediction.

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