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 4439 SCHEDULED · TYPICAL SCHEDULE

Thursday, October 1 Today

YX 4439 · ORD → IND

departs 6:45 AM CT · arrives 9:01 AM ET

Forecast issued Thu 6:00 AM ET · 2h before departure

YX 4439 isn’t flying ORD → IND today

This listing came from a typical schedule. According to the FAA, YX 4439 flies these legs today:

BOS → BUF · 7:20 PM · scheduled
BOS → BUF · 7:31 PM · scheduled
BOS → BUF · 7:43 PM · landed
BOS → BUF · 7:20 PM · scheduled