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 644 SCHEDULED · TYPICAL SCHEDULE

Wednesday, October 28 Tomorrow

UA 644 · DEN → PDX

departs 11:27 AM MT · arrives 1:09 PM PT

Forecast issued Tue 10:00 AM ET · 27h before departure

UA 644 isn’t flying DEN → PDX on Wed, Oct 28

This listing came from a typical schedule. According to the FAA, UA 644 flies these legs that day:

DFW → DEN · 9:10 AM · scheduled