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 4375 SCHEDULED · TYPICAL SCHEDULE

Wednesday, September 30 Tomorrow

YX 4375 · BOS → LGA

departs 2:04 PM ET · arrives 3:30 PM ET

Forecast issued Tue 9:00 PM ET · 17h before departure

YX 4375 isn’t flying BOS → LGA on Wed, Sep 30

This listing came from a typical schedule. According to the FAA, YX 4375 flies these legs that day:

SDF → PHL · 4:55 PM · scheduled
SDF → PHL · 5:06 PM · scheduled