United UA1721 Flight Status Tracker
UA1721 is a domestic flight operated by United. UA1721 is departing from San Francisco (SFO), United States and arriving at Kona (KOA), United States. The flight distance is about 3808.34 km or 2366.39 miles and flight time is 5 hours 23 minutes. Get the latest status of UA1721 / UAL1721 here.
Update on Jan. 6, 2026, 7:44 p.m.
Lastest Status
Scheduled On time
SFO
Departure
San Francisco International Airport
Scheduled Departure:
09:00
Estimate Departure:
09:00
Departure Terminal:
3 Gate None
Distance:
3808.34 km / 2366.39 miles or 2056.34 nautical miles.
KOA
Arrival
Kona Airport
Scheduled Arrival:
12:57
Estimate Arrival:
12:57
Arrival Terminal:
N/A Gate None
Flight UA1721 detail information
- Type Domestic Flight
- Route Departure San Francisco (SFO), United States and arriving at Kona (KOA), United States
- Airlines United (UA)
- Aircraft 739
- Flight Duration 5 hours 23 minutes
- Flight Distance 3808.34 km /2366.39 miles
- Operating Days Thursday, Friday
UA1721 Airports
Departures
- Airport: San Francisco International Airport, United States
- ICAO Code: SFO
- SFO Current time: 05:59 11-Jan-2026
Arrivals
- Airport: Kona Airport, United States
- ICAO Code: KOA
- KOA Current time: 03:59 11-Jan-2026