Schedule: a typical summer Friday (the flights of Jul 31, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

SOUTHWEST · FLIGHT WN 3943 SCHEDULED · TYPICAL SCHEDULE

Friday, October 2 Today

WN 3943 · STL → MCI

departs 8:10 AM CT · arrives 9:15 AM CT

Forecast issued Fri 10:00 PM ET · 13h after departure

WN 3943 isn’t flying STL → MCI today

This listing came from a typical schedule. According to the FAA, WN 3943 flies these legs today:

SMF → MCO · 10:42 PM · scheduled
SMF → MCO · 10:42 PM · scheduled