BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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AIRLINE × ROUTE REPORT
OAK→SEA

Southwest Airlines Oakland, CA (OAK) to Seattle, WA (SEA) reliability

Among 1,130 scheduled Southwest Airlines flights from OAK to SEA, 74.7% arrived on time, 14.7% arrived at least 30 minutes late, and 0.3% were cancelled during July 2025–June 2026.

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

HISTORICAL ROUTE SIGNALGenerally reliable
74.7%arrived on time
14.7%30+ min late
0.3%cancelled
1,130scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late14.7%
60+ minutes late5.7%
Cancelled0.3%
Average arrival+6.3 mincompleted flights

What did Southwest Airlines OAK to SEA record?

Southwest Airlines completed 99.7% of its scheduled reportable OAK to SEA flights in the observation window. 74.7% of all scheduled flights arrived less than 15 minutes late, while 5.7% arrived at least an hour late.

What were Southwest Airlines OAK to SEA disruption rates?

For Southwest Airlines OAK-to-SEA flights, 14.7% arrived at least 30 minutes late, 0.3% were cancelled, and 0.0% were diverted.

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What was the Southwest Airlines OAK to SEA scheduled cohort?

The Southwest Airlines OAK-to-SEA cohort contained 1,130 scheduled flights; 1,127 completed, 3 were cancelled, and 0 were diverted.

Not a prediction.

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