UA1 — flight status & live tracker
Track UA1 in real time on the ScanFlyGo live map. If the aircraft is airborne and within coverage, you’ll see its exact position, altitude, speed and heading along the San Francisco–Singapore route.
Route
UA1 is operated by United Airlines and flies from San Francisco International Airport (SFO/KSFO) to Singapore Changi Airport (SIN/WSSS). Compare fares on this route →
What a seat on San Francisco → Singapore costs right now
Cheapest one-way fares found on this route in the last 48 hours, across 1 carrier(s). Prices move — open one to see live availability.
Fares are one-way, found by other travellers in the last 48 hours, and change constantly. ScanFlyGo earns a commission if you book — it costs you nothing extra.
Keep exploring
- Live traffic at San Francisco International Airport (SFO)
- Live traffic at Singapore Changi Airport (SIN)
- Track all United Airlines flights
- San Francisco → Singapore fare calendar
Frequently asked questions
How do I track flight UA1 live?
Open the ScanFlyGo live map for UA1 to see its current position, altitude and speed in real time. If the flight is airborne and within ADS-B coverage it appears on the map on the San Francisco–Singapore route.
What route does UA1 fly?
UA1 (United Airlines) operates San Francisco (SFO/KSFO) to Singapore (SIN/WSSS).
Is flight UA1 on time?
ScanFlyGo shows live aircraft position rather than airline schedule data. For exact departure and arrival times and delays, check the airline’s website — but the live map tells you instantly whether UA1 is already in the air and where it is.
Is tracking UA1 free?
Yes — ScanFlyGo flight tracking is free with no app or account, on desktop and mobile.
Positions come from community ADS-B networks for information and entertainment only — not for navigation. Coverage may be incomplete or delayed.