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UAL638

HNL · Boeing 737 MAX 9 · United Airlines

Flight

Status
Completed
Arrival confirmed via
ADS-B (ground reading)
Departed
2026-10-03 07:02 UTC (first seen)
Arrival
Daniel K Inouye International Airport (HNL) — Honolulu, United States
Distance flown
352 km
Approach distance
90 km

Aircraft

Registration
N77558
Type
Boeing 737 MAX 9
Seats
179 total (117 Economy, 42 Economy Plus, 20 First)

Altitude & speed

Max altitude
34,000 ft
Max ground speed
435 kt
Tracked
40m · 351 km
Altitude (ft, max 34,000)
018,36036,7200m30m
Ground speed (kt, max 435)
02354700m30m
Altitude (ft, max 34,000)
018,36036,7200m
Ground speed (kt, max 435)
02354700m

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
2026-10-03 07:02 UTC UAL638 ? → HNL
? → Honolulu
 N77558 Boeing 737 MAX 9 Completed 352 km
2026-10-03 02:19 UTC UAL638 SFO → HNL
San Francisco → Honolulu
 N77558 Boeing 737 MAX 9 Completed (landing confirmed by airport data) ~3911 km est. (397 km recorded)
2026-10-02 07:01 UTC UAL638 ? → HNL
? → Honolulu
 N77552 Boeing 737 MAX 9 Completed 273 km
2026-10-02 02:12 UTC UAL638 SFO → HNL
San Francisco → Honolulu
 N77552 Boeing 737 MAX 9 Completed (landing confirmed by airport data) ~3911 km est. (373 km recorded)
2026-10-01 06:52 UTC UAL638 ? → HNL
? → Honolulu
 N77573 Boeing 737 MAX 9 Completed 350 km
2026-10-01 02:25 UTC UAL638 SFO → HNL
San Francisco → Honolulu
 N77573 Boeing 737 MAX 9 Completed (landing confirmed by airport data) ~3907 km est. (440 km recorded)
2026-09-30 02:31 UTC UAL638 SFO → HNL
San Francisco → Honolulu
 N17435 Boeing 737 MAX 9 Completed 3941 km
2026-09-29 02:19 UTC UAL638 SFO → HNL
San Francisco → Honolulu
 N17406 Boeing 737 MAX 9 Completed 3920 km
2026-09-28 02:17 UTC UAL638 SFO → HNL
San Francisco → Honolulu
 N37545 Boeing 737 MAX 9 Completed 3990 km
2026-09-27 02:28 UTC UAL638 SFO → HNL
San Francisco → Honolulu
 N17454 Boeing 737 MAX 9 Completed 3945 km
2026-09-26 02:35 UTC UAL638 SFO → HNL
San Francisco → Honolulu
 N77552 Boeing 737 MAX 9 Completed 3928 km
2026-09-25 02:42 UTC UAL638 SFO → HNL
San Francisco → Honolulu
 N77552 Boeing 737 MAX 9 Completed 3926 km
2026-09-23 15:57 UTC UAL638 DCA → ORD
Washington → Chicago
 N13718 Boeing 737-700 Completed 1122 km
2026-09-22 17:47 UTC UAL638 ORD → ORD
Chicago → Chicago
 N38727 Boeing 737-700 Completed ~6 km est. (3 km recorded)
2026-09-22 15:54 UTC UAL638 DCA → ORD
Washington → Chicago
 N38727 Boeing 737-700 Completed 1124 km
2026-09-21 15:52 UTC UAL638 DCA → ORD
Washington → Chicago
 N27734 Boeing 737-700 Completed 1171 km
2026-09-18 15:54 UTC UAL638 DCA → ORD
Washington → Chicago
 N17363 Boeing 737 MAX 8 Completed 1166 km
2026-09-17 17:57 UTC UAL638 DCA → ORD
Washington → Chicago
 N27734 Boeing 737-700 Completed 1302 km
2026-09-16 18:48 UTC UAL638 ORD → ORD
Chicago → Chicago
 N15751 Boeing 737-700 Completed 5 km
2026-09-16 16:52 UTC UAL638 DCA → ORD
Washington → Chicago
 N15751 Boeing 737-700 Completed 1185 km
2026-09-15 17:43 UTC UAL638 DCA → ORD
Washington → Chicago
 N39726 Boeing 737-700 Completed 1151 km
2026-09-14 15:51 UTC UAL638 DCA → ORD
Washington → Chicago
 N17753 Boeing 737-700 Completed 1167 km
2026-09-13 15:52 UTC UAL638 DCA → ORD
Washington → Chicago
 N33292 Boeing 737-800 Completed 1118 km
2026-09-12 15:57 UTC UAL638 DCA → ORD
Washington → Chicago
 N12218 Boeing 737-800 Completed 1106 km
2026-09-11 15:53 UTC UAL638 DCA → ORD
Washington → Chicago
 N16713 Boeing 737-700 Completed 1162 km
2026-09-10 15:48 UTC UAL638 DCA → ORD
Washington → Chicago
 N16713 Boeing 737-700 Completed 1192 km
2026-09-09 15:55 UTC UAL638 DCA → ORD
Washington → Chicago
 N13720 Boeing 737-700 Completed 1105 km
2026-09-07 22:16 UTC UAL638 DEN → TPA
Denver → Tampa
 N77296 Boeing 737-800 Completed 2632 km
2026-09-06 22:10 UTC UAL638 DEN → TPA
Denver → Tampa
 N17229 Boeing 737-800 Completed 2644 km
2026-09-05 22:21 UTC UAL638 DEN → TPA
Denver → Tampa
 N17430 Boeing 737 MAX 9 Completed 2624 km
2026-09-04 22:17 UTC UAL638 DEN → TPA
Denver → Tampa
 N27213 Boeing 737-800 Completed 2496 km
2026-09-03 22:23 UTC UAL638 DEN → TPA
Denver → Tampa
 N37290 Boeing 737-800 Completed 2570 km
2026-09-02 22:11 UTC UAL638 DEN → TPA
Denver → Tampa
 N17229 Boeing 737-800 Completed 2769 km
2026-09-01 22:06 UTC UAL638 DEN → TPA
Denver → Tampa
 N37281 Boeing 737-800 Completed 2586 km
2026-08-31 22:16 UTC UAL638 DEN → TPA
Denver → Tampa
 N77587 Boeing 737 MAX 9 Completed 2639 km
2026-08-30 22:13 UTC UAL638 DEN → TPA
Denver → Tampa
 N13227 Boeing 737-800 Completed 2736 km
2026-08-29 22:08 UTC UAL638 DEN → TPA
Denver → Tampa
 N34282 Boeing 737-800 Completed 2633 km
2026-08-28 22:31 UTC UAL638 DEN → TPA
Denver → Tampa
 N18243 Boeing 737-800 Completed 2648 km
2026-08-27 22:20 UTC UAL638 DEN → TPA
Denver → Tampa
 N17341 Boeing 737 MAX 8 Completed 2513 km
2026-08-27 00:13 UTC UAL638 DEN → TPA
Denver → Tampa
 N78524 Boeing 737-800 Completed 2641 km
2026-08-25 22:05 UTC UAL638 DEN → TPA
Denver → Tampa
 N73270 Boeing 737-800 Completed 2574 km
2026-08-24 22:16 UTC UAL638 DEN → TPA
Denver → Tampa
 N76522 Boeing 737-800 Completed 2653 km
2026-08-23 23:35 UTC UAL638 DEN → TPA
Denver → Tampa
 N75435 Boeing 737-900 Completed 2625 km
2026-08-22 22:17 UTC UAL638 DEN → TPA
Denver → Tampa
 N87507 Boeing 737-800 Completed 4046 km
2026-08-21 22:38 UTC UAL638 DEN → TPA
Denver → Tampa
 N76288 Boeing 737-800 Completed 3969 km
2026-08-20 22:24 UTC UAL638 DEN → TPA
Denver → Tampa
 N87531 Boeing 737-800 Completed 3916 km
2026-08-19 22:22 UTC UAL638 DEN → TPA
Denver → Tampa
 N17456 Boeing 737 MAX 9 Completed 4199 km
2026-08-18 22:10 UTC UAL638 DEN → TPA
Denver → Tampa
 N76288 Boeing 737-800 Completed 3698 km
2026-08-17 22:26 UTC UAL638 DEN → TPA
Denver → Tampa
 N35204 Boeing 737-800 Completed 3654 km
2026-08-16 22:09 UTC UAL638 DEN → TPA
Denver → Tampa
 N73251 Boeing 737-800 Completed 4028 km

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