Schedule: a typical summer Thursday (the flights of Jul 30, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
Yesterday
YX 4379 · LGA → BUF
departs 9:07 AM ET · arrives 10:40 AM ET
YX 4379 isn’t flying LGA → BUF on Thu, Oct 1
This listing came from a typical schedule. According to the FAA, YX 4379 flies these legs that day: