Schedule: the flights that flew on Wednesday, Oct 21, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

UNITED · FLIGHT UA 1678 SCHEDULED · TYPICAL SCHEDULE

Wednesday, October 28 Tomorrow

UA 1678 · SFO → DCA

departs 8:20 AM PT · arrives 4:47 PM ET

Forecast issued Tue 6:00 AM ET · 29h before departure

UA 1678 isn’t flying SFO → DCA on Wed, Oct 28

This listing came from a typical schedule. According to the FAA, UA 1678 flies these legs that day:

DCA → IAH · 7:43 PM · scheduled
DCA → IAH · 7:57 PM · scheduled