Schedule: the flights that flew on Tuesday, Oct 20, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
Today
UA 1508 · SFO → YUL
departs 12:02 AM PT · arrives 8:41 AM EDT
Your aircraft is N37351 (B38M), coming in as UA 436 from PIT: landed 7:21 PM PT.
UA 1508 isn’t flying SFO → YUL today
This listing came from a typical schedule. According to the FAA, UA 1508 flies these legs today: