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United Airlines

UAL1721 / UA1721

ICAO: UAL1721 IATA: UA1721

Flight schedule

Select flight date
Departure
Arrive
Aircraft
Effective
Avalibility
United Airlines
UAL1721
Duration
5h 30m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 30m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AV 2356 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 30m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 30m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 30m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 31m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 33m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
179
First class
20
Economy
159
United Airlines
UAL1721
Duration
5h 33m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
179
First class
20
Economy
159
United Airlines
UAL1721
Duration
5h 33m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AV 2356 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
179
First class
20
Economy
159
United Airlines
UAL1721
Duration
5h 39m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4489
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
179
First class
20
Economy
159
United Airlines
UAL1721
Duration
5h 39m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4489 /LH 8594
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
179
First class
20
Economy
159
United Airlines
UAL1721
Duration
5h 39m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4489 /LH 8594
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
179
First class
20
Economy
159
United Airlines
UAL1721
Duration
5h 39m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487 /LH 8584
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
179
First class
20
Economy
159
United Airlines
UAL1721
Duration
5h 53m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4489
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
179
First class
20
Economy
159
United Airlines
UAL1721
Duration
5h 53m
Distance
2379 mi, 3828 km
Coreshare
AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
179
First class
20
Economy
159
United Airlines
UAL1721
Duration
5h 53m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
179
First class
20
Economy
159
United Airlines
UAL1721
Duration
5h 53m
Distance
2379 mi, 3828 km
Coreshare
AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
179
First class
20
Economy
159
United Airlines
UAL1721
Duration
5h 53m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487 /LH 8594
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 53m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AV 2356 /AZ 4487 /LH 8594
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 53m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 53m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AV 2356 /AZ 4487 /LH 8594
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 48m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 48m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487 /LH 8584
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 48m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487 /LH 8584
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 48m
Distance
2379 mi, 3828 km
Coreshare
AZ 4487 /LH 8584
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 30m
Distance
2379 mi, 3828 km
Coreshare
AZ 4487 /LH 7146
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 30m
Distance
2379 mi, 3828 km
Coreshare
AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 30m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 30m
Distance
2379 mi, 3828 km
Coreshare
AC 3529 /AZ 4487
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
United Airlines
UAL1721
Duration
5h 30m
Distance
2379 mi, 3828 km
Coreshare
Same day flight
Yes
Terminal
Departure: T3
Meals
Meal (none specific)
Seats
234
First class
24
Economy
210
TERMINAL 3
According to schedule
Live tracker
Svg Vector Icons : http://www.onlinewebfonts.com/icon
SFO
San Francisco, US
left TERMINAL 3
San Francisco - SFO
TUESDAY 02-JUN-2026
08:10 GMT-0700
KOA
Kailua-Kona, US
arrives TERMINAL N/A
Kailua-Kona - KOA
TUESDAY 02-JUN-2026
10:40 GMT-1000
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General route info

Frequency:

Daily

Sun Mon Tue Wed Thu Fri Sat

Direct distance

2365 miles, 3806 km

Actual distance

2379 miles, 3828 km

0.59%
Flight time

5h 30m

Flights / Week

28 flights

Seats / Week

234 seats/flight

6552 seats/week

Upcoming scheduled flights in the coming 30 days

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  • Date
    Time
    From
    To
    Aircraft
    Status
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    02 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    03 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    04 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    05 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    06 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    07 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    08 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    09 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    10 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    11 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    12 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    13 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    14 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    15 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    16 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    17 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    18 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    19 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    20 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    21 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    22 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    23 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    24 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    25 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    26 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    27 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    28 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    29 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    30 Jun 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    01 Jul 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    02 Jul 2026
    08:10
    San Francisco(SFO)
    Kailua-Kona(KOA)
    Boeing 757-300 Passenger
    UA1721

UAL1721 information

A domestic route in USA departing from San Francisco (SFO) and arriving at Kailua-Kona (KOA).

The timezone of the departure airport is UTC -7, and the timezone of the arrival airport is UTC -10.

The current time at the point of departure is 8:44am, and 5:44am at the point of arrival. There is a -3 hour time difference between the airports.

The flight distance is 2379 miles, or 3828 km.

For direct flights, the flight time is about 5:30.

Other flights between San Francisco and Kailua-Kona with United
07:25
UA 2372
→
10:10
UA 694
→
16:55
UA 1723
→
19:08
UA 731
→
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