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 3864 SCHEDULED · TYPICAL SCHEDULE

Sunday, October 4 Today

WN 3864 · SNA → SJC

departs 4:55 PM PT · arrives 6:15 PM PT

Forecast issued Sun 7:00 AM ET · 13h before departure

WN 3864 isn’t flying SNA → SJC today

This listing came from a typical schedule. According to the FAA, WN 3864 flies these legs today:

SJU → MCO · 8:35 PM · scheduled