Schedule: the flights that flew on Thursday, Nov 5, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

SKYWEST · FLIGHT OO 5478 SCHEDULED · TYPICAL SCHEDULE
Tomorrow

OO 5478 · ORD → DTW

departs 9:27 PM CT · arrives 11:55 PM ET
Forecast issued Wed 7:00 PM ET · 27h before departure

OO 5478 isn’t flying ORD → DTW on Thu, Nov 12

This listing came from a typical schedule. According to the FAA, OO 5478 flies these legs that day: