Schedule: a typical Wednesday (the flights of Jul 29, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.

REPUBLIC · FLIGHT YX 4591 SCHEDULED · TYPICAL SCHEDULE

Wednesday, September 30 Tomorrow

YX 4591 · MSN → LGA

departs 8:00 AM CT · arrives 11:27 AM ET

Forecast issued Tue 9:00 PM ET · 12h before departure

YX 4591 isn’t flying MSN → LGA on Wed, Sep 30

This listing came from a typical schedule. According to the FAA, YX 4591 flies these legs that day:

XNA → LGA · 9:57 AM · scheduled