Schedule: a typical summer Friday (the flights of Jul 31, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
Yesterday
YX 4539 · ORD → PIT
departs 9:08 PM CT · arrives 11:52 PM ET
YX 4539 isn’t flying ORD → PIT on Fri, Oct 2
This listing came from a typical schedule. According to the FAA, YX 4539 flies these legs that day:
- PIT → ORD · 8:20 AM · scheduled