United UA5638 Flight Status Tracker
UA5638 is a domestic flight operated by United. UA5638 is departing from San Francisco (SFO), United States and arriving at Sacramento (SMF), United States. The flight distance is about 138.43 km or 86.02 miles and flight time is 55 minutes. Get the latest status of UA5638 / UAL5638 here.
Update on Dec. 7, 2025, 3:18 p.m.
Lastest Status
Arrived On time
| SFO | SMF |
Distance: 138.43 km / 86.02 miles or 74.75 nautical miles.
Departure San Francisco International Airport
Actual Departure: 10:51
Scheduled Departure: 11:00
Departure Terminal : 2 Gate None
Arrival Sacramento International Airport
Actual Arrival: 12:18
Scheduled Arrival: 12:27
Arrival Terminal : 3 Gate None
Flight UA5638 detail information
| Type | Domestic Flight |
| Route | Departure San Francisco (SFO), United States and arriving at Sacramento (SMF), United States |
| Airlines | United (UA) |
| Aircraft | Canadair CRJ 700 |
| Flight Duration | 55 minutes |
| Flight Distance | 138.43 km /86.02 miles |
| Operating Days | Tuesday, Thursday, Saturday |
Find more flight status
UA5638 Airports
| Departures |
|---|
| Airport: San Francisco International Airport, United States |
| ICAO Code: SFO |
| SFO Current time: 18:06 07-Dec-2025 |
| Arrivals |
| Airport: Sacramento International Airport, United States |
| ICAO Code: SMF |
| SMF Current time: 18:06 07-Dec-2025 |