United UA4171 Flight Status Tracker
UA4171 is a domestic flight operated by United. UA4171 is departing from Houston (IAH), United States and arriving at Knoxville (TYS), United States. The flight distance is about 1241.56 km or 771.47 miles and flight time is 2 hours 21 minutes. Get the latest status of UA4171 / UAL4171 here.
Update on Dec. 22, 2025, 12:14 p.m.
Lastest Status
Scheduled On time
| IAH | TYS |
Distance: 1241.56 km / 771.47 miles or 670.39 nautical miles.
Departure Houston George Bush Intercontinental Airport
Estimate Departure: 13:48
Scheduled Departure: 13:48
Departure Terminal : A Gate None
Arrival Knoxville Airport
Estimate Arrival: 16:04
Scheduled Arrival: 16:04
Arrival Terminal : 2 Gate None
Flight UA4171 detail information
| Type | Domestic Flight |
| Route | Departure Houston (IAH), United States and arriving at Knoxville (TYS), United States |
| Airlines | United (UA) |
| Aircraft | ERJ |
| Flight Duration | 2 hours 21 minutes |
| Flight Distance | 1241.56 km /771.47 miles |
| Operating Days | Sunday |
Find more flight status
UA4171 Airports
| Departures |
|---|
| Airport: Houston George Bush Intercontinental Airport, United States |
| ICAO Code: IAH |
| IAH Current time: 08:01 22-Dec-2025 |
| Arrivals |
| Airport: Knoxville Airport, United States |
| ICAO Code: TYS |
| TYS Current time: 09:01 22-Dec-2025 |