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UAL1684

SFO → LIH · Boeing 737 MAX 8 · United Airlines

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Departure · San Francisco (SFO)

Terminal T3 · Gate E4
Scheduled 02 Oct 16:55 · Departed 02 Oct 16:51
Board status: Departed
Airborne since 02 Oct 16:56 (ADS-B)

Board data from sfo, updated 1191 min ago; times local to each airport.

Flight

Status
Incomplete (signal lost)
Departure
San Francisco International Airport (SFO) — San Francisco, United States
Scheduled departure
2026-10-02 23:55 UTC
Departed
2026-10-02 23:56 UTC
Arrival
Lihue Airport (LIH) — Lihue, United States (scheduled)
Also flies as
UA1684
Codeshares
LH9326
Distance flown
3966 km
Straight-line distance
3934 km
Approach distance
41 km

Aircraft

Registration
N77259
Type
Boeing 737 MAX 8
Seats
166 total (96 Economy, 54 Economy Plus, 16 First)

Altitude & speed

Max altitude
38,000 ft
Max ground speed
443 kt
Tracked
5h 27m · 3,965 km
Altitude (ft, max 38,000)
020,52041,0400m1h 0m2h 0m3h 0m4h 0m5h 0m
Ground speed (kt, max 443)
02394780m1h 0m2h 0m3h 0m4h 0m5h 0m
Altitude (ft, max 38,000)
020,52041,0400m2h 0m4h 0m
Ground speed (kt, max 443)
02394780m2h 0m4h 0m

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

United Airlines (UAL)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-02 23:56 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N77259 Boeing 737 MAX 8 Incomplete (signal lost) 3966 km
2026-10-02 00:12 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N17285 Boeing 737 MAX 8 Incomplete (signal lost) 3919 km
2026-09-29 01:28 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N47370 Boeing 737 MAX 8 Incomplete (signal lost) 3948 km
2026-09-28 00:19 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N47293 Boeing 737 MAX 8 Incomplete (signal lost) 3941 km
2026-09-27 02:04 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N17321 Boeing 737 MAX 8 Incomplete (signal lost) 3932 km
2026-09-26 18:26 UTC UAL1684 SFO → SFO
San Francisco → San Francisco
 N47340 Boeing 737 MAX 8 Completed 3828 km
2026-09-26 00:20 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N27277 Boeing 737 MAX 8 Incomplete (signal lost) 3926 km
2026-09-24 15:07 UTC UAL1684 IAD → IAH
Washington, DC → Houston
 N38257 Boeing 737-800 Completed 2016 km
2026-09-23 14:44 UTC UAL1684 IAH → SAT
Houston → San Antonio
 N32404 Boeing 737-900 Completed 349 km
2026-09-22 14:41 UTC UAL1684 IAH → SAT
Houston → San Antonio
 N17550 Boeing 737 MAX 9 Completed 487 km
2026-09-22 00:11 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N17363 Boeing 737 MAX 8 Incomplete (signal lost) 3927 km
2026-09-21 01:01 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N27267 Boeing 737 MAX 8 Incomplete (signal lost) 3957 km
2026-09-19 23:49 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N27283 Boeing 737 MAX 8 Incomplete (signal lost) 4060 km
2026-09-19 00:11 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N17289 Boeing 737 MAX 8 Incomplete (signal lost) 3976 km
2026-09-17 15:05 UTC UAL1684 IAH → SAT
Houston → San Antonio
 N31412 Boeing 737-900 Completed 384 km
2026-09-16 14:51 UTC UAL1684 IAH → SAT
Houston → San Antonio
 N72405 Boeing 737-900 Completed 367 km
2026-09-15 14:49 UTC UAL1684 IAH → SAT
Houston → San Antonio
 N37541 Boeing 737 MAX 9 Completed 387 km
2026-09-15 00:26 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N27273 Boeing 737 MAX 8 Incomplete (signal lost) 3978 km
2026-09-14 01:23 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N47275 Boeing 737 MAX 8 Incomplete (signal lost) 4053 km
2026-09-13 00:13 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N27260 Boeing 737 MAX 8 Incomplete (signal lost) 4016 km
2026-09-11 23:50 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N47340 Boeing 737 MAX 8 Incomplete (signal lost) 4040 km
2026-09-10 15:11 UTC UAL1684 IAH → SAT
Houston → San Antonio
 N35407 Boeing 737-900 Completed 381 km
2026-09-09 15:03 UTC UAL1684 IAH → SAT
Houston → San Antonio
 N72405 Boeing 737-900 Completed 467 km
2026-09-06 23:46 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N17341 Boeing 737 MAX 8 Incomplete (signal lost) 3997 km
2026-09-05 23:48 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N17272 Boeing 737 MAX 8 Incomplete (signal lost) 3996 km
2026-09-05 01:02 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N47357 Boeing 737 MAX 8 Incomplete (signal lost) 3990 km
2026-09-04 00:46 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N27251 Boeing 737 MAX 8 Incomplete (signal lost) 3982 km
2026-09-01 00:36 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N17333 Boeing 737 MAX 8 Completed 4048 km
2026-08-31 00:25 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N17349 Boeing 737 MAX 8 Completed (landing presumed) 4050 km
2026-08-30 00:02 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N17279 Boeing 737 MAX 8 Completed 4004 km
2026-08-29 00:12 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N27273 Boeing 737 MAX 8 Completed 4011 km
2026-08-28 00:47 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N17335 Boeing 737 MAX 8 Completed 4029 km
2026-08-24 23:57 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N27258 Boeing 737 MAX 8 Completed 4013 km
2026-08-23 23:54 UTC UAL1684 SFO → LIH
San Francisco → Lihue
 N47281 Boeing 737 MAX 8 Completed 4043 km
2026-08-22 23:50 UTC UAL1684 SFO → ?
San Francisco → ?
 N37278 Boeing 737 MAX 8 Completed 4377 km
2026-08-21 23:51 UTC UAL1684 SFO → ?
San Francisco → ?
 N17312 Boeing 737 MAX 8 Completed 4267 km
2026-08-21 00:16 UTC UAL1684 SFO → ?
San Francisco → ?
 N17254 Boeing 737 MAX 8 Completed 4105 km
2026-08-13 23:58 UTC UAL1684 SFO → ?
San Francisco → ?
 N27255 Boeing 737 MAX 8 Completed 4274 km

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