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.

SKYWEST · FLIGHT OO 5639 SCHEDULED · TYPICAL SCHEDULE

Sunday, October 4 Today

OO 5639 · XNA → ORD

departs 6:37 PM CT · arrives 8:40 PM CT

Forecast issued Sun 9:00 AM ET · 11h before departure

OO 5639 isn’t flying XNA → ORD today

This listing came from a typical schedule. According to the FAA, OO 5639 flies these legs today:

YWG → ORD · 2:15 PM · scheduled