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UA1721 has a schedule in our database but isn't on the airport board right now. Live position data typically appears within a few hours of departure.
Flight Status
Scheduled
Route Info
SFO
San Francisco International Airport
San Francisco
T3 Gate F13 Scheduled 9:05 AM
Actual 9:05 AM
KOA
Ellison Onizuka Kona International Airport at Keāhole
Kailua-Kona
Gate 2 Scheduled 11:59 AM
Actual 11:59 AM
Baggage claim A1
5h 54m flight time
Daily
Recent Flights
Last 1 observedMar 10
Tue
SFO
KOA
Dep 08:56:00
(actual 09:17:00)
753
Boarding
Schedule
Operates
Daily
Departure
9:05 AM
Arrival
11:59 AM
Duration
5h 54m
Aircraft
Boeing 757-300
Terminal
T3
Gate
F13
2
Actual
09:05
11:59
Baggage
Carousel A1
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Fri, Mar 20
Sat, Mar 21
Sun, Mar 22
Mon, Mar 23
Tue, Mar 24
Wed, Mar 25
Thu, Mar 26
Schedule valid
Mar 17 —
Jun 16, 2026