Schedule: a typical summer Saturday (the flights of Jul 25, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

UNITED · FLIGHT UA 663 SCHEDULED · TYPICAL SCHEDULE

Saturday, October 3 Today

UA 663 · EWR → DEN

departs 3:41 PM ET · arrives 6:23 PM MT

Forecast issued Sat 11:00 AM ET · 5h before departure

UA 663 isn’t flying EWR → DEN today

This listing came from a typical schedule. According to the FAA, UA 663 flies these legs today:

DEN → MFR · 7:58 PM · landed
DEN → MFR · 7:38 PM · scheduled