Schedule: the flights that flew on Monday, Nov 2, 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
Today

DL 1783 · SLC → BUR

departs 11:03 AM MT · arrives 12:17 PM PT
Forecast issued Mon 6:00 PM ET · 5h after departure

DL 1783 isn’t flying SLC → BUR today

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