Schedule: the flights that flew on Tuesday, Nov 3, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

DELTA · FLIGHT DL 1783 SCHEDULED · TYPICAL SCHEDULE
Tomorrow

DL 1783 · SLC → BUR

departs 11:05 AM MT · arrives 12:15 PM PT
Forecast issued Mon 6:00 PM ET · 19h before departure

DL 1783 isn’t flying SLC → BUR on Tue, Nov 10

This listing came from a typical schedule. According to the FAA, DL 1783 flies these legs that day: