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 3645 SCHEDULED · TYPICAL SCHEDULE

Sunday, October 4 Today

WN 3645 · SFO → LAX

departs 7:10 PM PT · arrives 8:40 PM PT

Forecast issued Sun 10:00 AM ET · 12h before departure

WN 3645 isn’t flying SFO → LAX today

This listing came from a typical schedule. According to the FAA, WN 3645 flies these legs today:

MDW → BOS · 7:11 PM · scheduled