Schedule: a typical Tuesday (the flights of Jul 28, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.

REPUBLIC · FLIGHT YX 4375 SCHEDULED · TYPICAL SCHEDULE

Tuesday, September 29 Today

YX 4375 · LGA → BOS

departs 12:09 PM ET · arrives 1:33 PM ET

Forecast issued Tue 6:00 PM ET · 6h after departure

YX 4375 isn’t flying LGA → BOS today

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

SDF → PHL · 4:55 PM · scheduled
SDF → PHL · 5:06 PM · scheduled
SDF → PHL · 5:07 PM · landed