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.
Yesterday
YX 4421 · LGA → GSO
departs 3:59 PM ET · arrives 5:52 PM ET
YX 4421 isn’t flying LGA → GSO on Sat, Oct 3
This listing came from a typical schedule. According to the FAA, YX 4421 flies these legs that day: