YAFT.LIVE

UAL873

GUM → NRT · Boeing 737-800 · United Airlines

Flight

Status
Completed
Arrival confirmed via
ADS-B (ground reading)
Departure
Antonio B. Won Pat International Airport (GUM) — Hagåtña, Guam International Airport, Guam
Departed
2026-09-25 09:31 UTC (first seen)
Arrival
Narita International Airport (NRT) — Tokyo / Narita, Japan
Distance flown
627 km
Straight-line distance
2516 km
Approach distance
94 km

Aircraft

Registration
N73283
Type
Boeing 737-800
Seats
166 total (102 Economy, 48 Economy Plus, 16 First)

Altitude & speed

Max altitude
38,000 ft
Max ground speed
481 kt
Tracked
1h 4m · 625 km
Altitude (ft, max 38,000)
020,52041,0400m30m1h 0m
Ground speed (kt, max 481)
02605190m30m1h 0m
Altitude (ft, max 38,000)
020,52041,0400m1h 0m
Ground speed (kt, max 481)
02605190m1h 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
2026-10-03 09:42 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17309 Boeing 737 MAX 8 Completed 567 km
2026-10-03 07:07 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17309 Boeing 737 MAX 8 Incomplete (signal lost) ~2562 km est. (9 km recorded)
2026-10-02 10:18 UTC UAL873 NRT → NRT
Tokyo / Narita → Tokyo / Narita
 N17309 Boeing 737 MAX 8 Completed (landing presumed) ~1 km est. (0 km recorded)
2026-10-02 09:28 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17309 Boeing 737 MAX 8 Completed 463 km
2026-10-02 06:59 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17309 Boeing 737 MAX 8 Incomplete (signal lost) ~2562 km est. (9 km recorded)
2026-10-01 06:31 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17306 Boeing 737 MAX 8 Completed 772 km
2026-10-01 07:04 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17306 Boeing 737 MAX 8 Incomplete (signal lost) ~2564 km est. (19 km recorded)
2026-09-30 09:39 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17306 Boeing 737 MAX 8 Completed 473 km
2026-09-30 07:01 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17306 Boeing 737 MAX 8 Incomplete (signal lost) ~2565 km est. (34 km recorded)
2026-09-29 09:32 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17303 Boeing 737 MAX 8 Completed 583 km
2026-09-29 07:02 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17303 Boeing 737 MAX 8 Incomplete (signal lost) ~2564 km est. (17 km recorded)
2026-09-28 09:37 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17302 Boeing 737 MAX 8 Completed 537 km
2026-09-28 07:05 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17302 Boeing 737 MAX 8 Incomplete (signal lost) ~2564 km est. (24 km recorded)
2026-09-27 09:33 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Completed 593 km
2026-09-27 07:01 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Incomplete (signal lost) ~2565 km est. (22 km recorded)
2026-09-26 09:34 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Completed 565 km
2026-09-26 07:03 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Incomplete (signal lost) ~2566 km est. (31 km recorded)
2026-09-25 09:31 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Completed 627 km
2026-09-25 07:00 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Incomplete (signal lost) ~2567 km est. (26 km recorded)
2026-09-25 02:15 UTC UAL873 NRT → GUM
Tokyo / Narita → Hagåtña, Guam International Airport
 N73283 Boeing 737-800 Completed 2613 km
2026-09-24 07:01 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Incomplete (signal lost) ~2572 km est. (40 km recorded)
2026-09-24 02:04 UTC UAL873 NRT → GUM
Tokyo / Narita → Hagåtña, Guam International Airport
 N73283 Boeing 737-800 Completed 2615 km
2026-09-23 09:26 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Completed 551 km
2026-09-23 07:02 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Incomplete (signal lost) ~2565 km est. (28 km recorded)
2026-09-22 07:06 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17302 Boeing 737 MAX 8 Completed 2650 km
2026-09-21 20:56 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17302 Boeing 737 MAX 8 Completed 2590 km
2026-09-20 09:44 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17302 Boeing 737 MAX 8 Completed 504 km
2026-09-20 06:58 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17302 Boeing 737 MAX 8 Incomplete (signal lost) ~2570 km est. (42 km recorded)
2026-09-19 09:26 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17326 Boeing 737 MAX 8 Completed 517 km
2026-09-19 06:56 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17326 Boeing 737 MAX 8 Incomplete (signal lost) ~2566 km est. (31 km recorded)
2026-09-18 09:27 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17326 Boeing 737 MAX 8 Completed 696 km
2026-09-18 06:49 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17326 Boeing 737 MAX 8 Incomplete (signal lost) ~2576 km est. (41 km recorded)
2026-09-17 09:36 UTC UAL873 ? → NRT
? → Tokyo / Narita
 N37319 Boeing 737 MAX 8 Completed 436 km
2026-09-17 07:00 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N37319 Boeing 737 MAX 8 Incomplete (signal lost) ~2561 km est. (34 km recorded)
2026-09-16 09:52 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N37319 Boeing 737 MAX 8 Completed 495 km
2026-09-16 06:50 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N37319 Boeing 737 MAX 8 Incomplete (signal lost) ~2570 km est. (43 km recorded)
2026-09-15 09:40 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Completed 505 km
2026-09-15 07:04 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Incomplete (signal lost) ~2565 km est. (18 km recorded)
2026-09-14 09:31 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N27304 Boeing 737 MAX 8 Completed 552 km
2026-09-14 06:59 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N27304 Boeing 737 MAX 8 Incomplete (signal lost) ~2566 km est. (24 km recorded)
2026-09-13 06:49 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17309 Boeing 737 MAX 8 Completed 2654 km
2026-09-12 09:41 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Completed 505 km
2026-09-12 07:03 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Incomplete (signal lost) ~2567 km est. (31 km recorded)
2026-09-11 09:42 UTC UAL873 ? → NRT
? → Tokyo / Narita
 N73283 Boeing 737-800 Completed 507 km
2026-09-11 07:11 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Incomplete (signal lost) ~2570 km est. (21 km recorded)
2026-09-10 07:10 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N73283 Boeing 737-800 Completed 2628 km
2026-09-09 09:57 UTC UAL873 ? → NRT
? → Tokyo / Narita
 N17306 Boeing 737 MAX 8 Completed 558 km
2026-09-08 07:03 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N17309 Boeing 737 MAX 8 Completed 2699 km
2026-09-07 09:44 UTC UAL873 ? → NRT
? → Tokyo / Narita
 N33262 Boeing 737-800 Completed 581 km
2026-09-06 06:55 UTC UAL873 GUM → NRT
Hagåtña, Guam International Airport → Tokyo / Narita
 N33262 Boeing 737-800 Completed 2610 km

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