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 3617 SCHEDULED · TYPICAL SCHEDULE

Sunday, October 4 Today

WN 3617 · SEA → DEN

departs 5:05 PM PT · arrives 8:45 PM MT

Forecast issued Sun 5:00 AM ET · 15h before departure

WN 3617 isn’t flying SEA → DEN today

This listing came from a typical schedule. According to the FAA, WN 3617 flies these legs today:

DAL → DCA · 6:30 AM · scheduled
DAL → DCA · 6:34 AM · scheduled
SAT → DAL · 5:36 AM · scheduled