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 4640 · ORD → MDT
departs 9:18 PM CT · arrives 12:22 AM ET
YX 4640 isn’t flying ORD → MDT on Sat, Oct 3
This listing came from a typical schedule. According to the FAA, YX 4640 flies these legs that day: