Schedule: a typical summer Sunday (the flights of Jul 26, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

SOUTHWEST · FLIGHT WN 2583 SCHEDULED · TYPICAL SCHEDULE

Sunday, October 4 Today

WN 2583 · SJC → ONT

departs 4:45 PM PT · arrives 6:05 PM PT

Forecast issued Sun 10:00 AM ET · 10h before departure

WN 2583 isn’t flying SJC → ONT today

This listing came from a typical schedule. According to the FAA, WN 2583 flies these legs today:

LGB → SMF · 1:10 PM · scheduled