United UA646 Flight Status Tracker
UA646 is a international flight operated by United. UA646 is departing from Houston (IAH), United States and arriving at San Luis Potosi (SLP), Mexico. The flight distance is about 1022.30 km or 635.23 miles and flight time is 5 hours 38 minutes. Get the latest status of UA646 / UAL646 here.
Update on March 2, 2026, 6:12 p.m.
Lastest Status
Scheduled On time
| IAH | SLP |
Distance: 1022.30 km / 635.23 miles or 552.00 nautical miles.
Departure Houston George Bush Intercontinental Airport
Estimate Departure: 14:38
Scheduled Departure: 14:38
Departure Terminal : C Gate None
Arrival San Luis Potosi Airport
Estimate Arrival: 17:26
Scheduled Arrival: 17:39
Arrival Terminal : 1 Gate None
Flight UA646 detail information
| Type | International Flight |
| Route | Departure Houston (IAH), United States and arriving at San Luis Potosi (SLP), Mexico |
| Airlines | United (UA) |
| Aircraft | B737 |
| Flight Duration | 5 hours 38 minutes |
| Flight Distance | 1022.30 km /635.23 miles |
| Operating Days | Monday, Wednesday, Thursday, Friday, Sunday |
Find more flight status
UA646 Airports
| Departures |
|---|
| Airport: Houston George Bush Intercontinental Airport, United States |
| ICAO Code: IAH |
| IAH Current time: 14:00 02-Mar-2026 |
| Arrivals |
| Airport: San Luis Potosi Airport, Mexico |
| ICAO Code: SLP |
| SLP Current time: 14:00 02-Mar-2026 |