Schedule: a typical Thursday (the flights of Jul 30, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.

REPUBLIC · FLIGHT YX 5603 SCHEDULED · TYPICAL SCHEDULE

Thursday, October 1 Tomorrow

YX 5603 · MSN → BOS

departs 3:46 PM CT · arrives 7:20 PM ET

Forecast issued Wed 9:00 PM ET · 20h before departure

YX 5603 isn’t flying MSN → BOS on Thu, Oct 1

This listing came from a typical schedule. According to the FAA, YX 5603 flies these legs that day:

BOS → MSN · 1:14 PM · scheduled