Schedule: a typical summer Tuesday (the flights of Jul 28, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
REPUBLIC · FLIGHT YX 3556SCHEDULED · TYPICAL ODDS
YX 3556 · EWR → STL
departs 2:20 PM ET · arrives 4:07 PM CT
Forecast issued Thu 4:00 PM ET · 118h before departure
Typical odds
Too early for a weather forecast — these are typical odds for this flight on a Tuesday in October, from the weather this date has had in past years (the range shows how much they varied). They’ll switch to forecast-based odds about 3 days before departure.
Odds over time
Arrive at STL more than 15 minutes late?
15%chance · ±8 pts+0 pts · 24h
HOW SURE WE ARELow. This is mostly a starting point from history; weather forecasts haven't kicked in yet.
How late will it get to STL?
On time or early
84%
15–30 min late
9%
30 min–1 hour late
3%
1–2 hours late
3%
Over 2 hours late
1%
Cancelled
1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.