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 March 10, 2026, 8:25 a.m.
Lastest Status
Scheduled On time
| SFO | KOA |
Distance: 3808.34 km / 2366.39 miles or 2056.34 nautical miles.
Departure San Francisco International Airport
Estimate Departure: 09:05
Scheduled Departure: 09:05
Departure Terminal : 3 Gate None
Arrival Kona Airport
Estimate Arrival: 11:59
Scheduled Arrival: 11:59
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 |
Find more flight status
UA1721 Airports
| Departures |
|---|
| Airport: San Francisco International Airport, United States |
| ICAO Code: SFO |
| SFO Current time: 03:09 10-Mar-2026 |
| Arrivals |
| Airport: Kona Airport, United States |
| ICAO Code: KOA |
| KOA Current time: 00:09 10-Mar-2026 |