United UA4578 Flight Status Tracker
UA4578 is a domestic flight operated by United. UA4578 is departing from St Louis (STL), United States and arriving at New York (EWR), United States. The flight distance is about 1403.59 km or 872.15 miles and flight time is 59 minutes. Get the latest status of UA4578 / UAL4578 here.
Update on Jan. 22, 2026, 11:37 a.m.
Lastest Status
Scheduled Delayed by 1h 46m
STL
Departure
Lambert International Airport
Scheduled Departure:
09:39
Estimate Departure:
11:25
Departure Terminal:
N/A Gate None
Distance:
1403.59 km / 872.15 miles or 757.88 nautical miles.
EWR
Arrival
Newark Liberty International Airport
Scheduled Arrival:
12:18
Estimate Arrival:
14:04
Arrival Terminal:
1 Gate None
Flight UA4578 detail information
- Type Domestic Flight
- Route Departure St Louis (STL), United States and arriving at New York (EWR), United States
- Airlines United (UA)
- Aircraft CRJ7
- Flight Duration 59 minutes
- Flight Distance 1403.59 km /872.15 miles
- Operating Days Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
UA4578 Airports
Departures
- Airport: Lambert International Airport, United States
- ICAO Code: STL
- STL Current time: 07:47 22-Jan-2026
Arrivals
- Airport: Newark Liberty International Airport, United States
- ICAO Code: EWR
- EWR Current time: 08:47 22-Jan-2026