UAL853

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

San Francisco International Airport (SFO) — San Francisco, United States

Departed

2026-09-30 16:59 UTC (approx.)

Arrival

Taiwan Taoyuan International Airport (TPE) — Taipei, Taiwan

Distance flown

273 km

Straight-line distance

10391 km

Approach distance

58 km

Aircraft

Registration

N787UA

Type

Boeing 777-200ER

Seats

276 total (156 Economy, 46 Economy Plus, 24 Premium Plus, 50 United Polaris Business)

Altitude & speed

Max altitude

29,975 ft

Max ground speed

471 kt

Tracked

35m · 272 km

Altitude (ft, max 29,975)

Ground speed (kt, max 471)

Altitude (ft, max 29,975)

Ground speed (kt, max 471)

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

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-03 19:51 UTC	UAL853	SFO → TPE San Francisco → Taipei	N796UA	Boeing 777-200ER	Completed	395 km
2026-10-03 19:20 UTC	UAL853	SFO → TPE San Francisco → Taipei	N796UA	Boeing 777-200ER	Completed (landing confirmed by airport data)	~844 km est. (209 km recorded)
2026-10-03 07:40 UTC	UAL853	SFO → TPE San Francisco → Taipei	N796UA	Boeing 777-200ER	Incomplete (signal lost)	~10492 km est. (626 km recorded)
2026-10-02 19:01 UTC	UAL853	SFO → TPE San Francisco → Taipei	N78005	Boeing 777-200ER	Completed	996 km
2026-10-02 07:42 UTC	UAL853	SFO → TPE San Francisco → Taipei	N78005	Boeing 777-200ER	Completed (landing confirmed by airport data)	~10497 km est. (754 km recorded)
2026-10-01 19:31 UTC	UAL853	SFO → TPE San Francisco → Taipei	N76021	Boeing 777-200ER	Completed (landing presumed)	266 km
2026-10-01 07:14 UTC	UAL853	SFO → TPE San Francisco → Taipei	N76021	Boeing 777-200ER	Incomplete (signal lost)	~10575 km est. (607 km recorded)
2026-09-30 16:59 UTC	UAL853	SFO → TPE San Francisco → Taipei	N787UA	Boeing 777-200ER	Completed	273 km
2026-09-30 07:21 UTC	UAL853	SFO → TPE San Francisco → Taipei	N787UA	Boeing 777-200ER	Completed (landing confirmed by airport data)	9376 km
2026-09-29 08:27 UTC	UAL853	SFO → TPE San Francisco → Taipei	N78002	Boeing 777-200ER	Completed	10628 km
2026-09-28 07:37 UTC	UAL853	SFO → TPE San Francisco → Taipei	N226UA	Boeing 777-200ER	Completed	10570 km
2026-09-27 06:58 UTC	UAL853	SFO → TPE San Francisco → Taipei	N793UA	Boeing 777-200ER	Completed	10462 km
2026-09-26 07:06 UTC	UAL853	SFO → TPE San Francisco → Taipei	N227UA	Boeing 777-200ER	Completed	10720 km
2026-09-25 16:49 UTC	UAL853	SFO → TPE San Francisco → Taipei	N77006	Boeing 777-200ER	Completed	11031 km
2026-09-24 07:10 UTC	UAL853	SFO → TPE San Francisco → Taipei	N791UA	Boeing 777-200ER	Completed	10634 km
2026-09-23 07:06 UTC	UAL853	SFO → TPE San Francisco → Taipei	N78003	Boeing 777-200ER	Completed	10707 km
2026-09-22 07:13 UTC	UAL853	SFO → TPE San Francisco → Taipei	N783UA	Boeing 777-200ER	Completed	10679 km
2026-09-21 07:20 UTC	UAL853	SFO → TPE San Francisco → Taipei	N784UA	Boeing 777-200ER	Completed	10624 km
2026-09-20 07:05 UTC	UAL853	SFO → TPE San Francisco → Taipei	N785UA	Boeing 777-200ER	Completed	10637 km
2026-09-19 07:31 UTC	UAL853	SFO → TPE San Francisco → Taipei	N78013	Boeing 777-200ER	Completed	10713 km
2026-09-18 07:26 UTC	UAL853	SFO → TPE San Francisco → Taipei	N798UA	Boeing 777-200ER	Completed	10643 km
2026-09-17 07:10 UTC	UAL853	SFO → TPE San Francisco → Taipei	N785UA	Boeing 777-200ER	Completed	10754 km
2026-09-16 07:10 UTC	UAL853	SFO → TPE San Francisco → Taipei	N76010	Boeing 777-200ER	Completed	10663 km
2026-09-15 07:16 UTC	UAL853	SFO → TPE San Francisco → Taipei	N228UA	Boeing 777-200ER	Completed	10686 km
2026-09-14 07:04 UTC	UAL853	SFO → TPE San Francisco → Taipei	N77006	Boeing 777-200ER	Completed	10727 km
2026-09-13 07:17 UTC	UAL853	SFO → TPE San Francisco → Taipei	N76010	Boeing 777-200ER	Completed	10789 km
2026-09-12 07:02 UTC	UAL853	SFO → TPE San Francisco → Taipei	N792UA	Boeing 777-200ER	Completed	10737 km
2026-09-11 07:11 UTC	UAL853	SFO → TPE San Francisco → Taipei	N209UA	Boeing 777-200ER	Completed	10787 km
2026-09-10 07:12 UTC	UAL853	SFO → TPE San Francisco → Taipei	N794UA	Boeing 777-200ER	Completed	10720 km
2026-09-09 07:24 UTC	UAL853	SFO → TPE San Francisco → Taipei	N216UA	Boeing 777-200ER	Completed	10550 km
2026-09-08 07:26 UTC	UAL853	SFO → TPE San Francisco → Taipei	N209UA	Boeing 777-200ER	Incomplete (signal lost)	~10546 km est. (707 km recorded)
2026-09-07 07:25 UTC	UAL853	SFO → TPE San Francisco → Taipei	N204UA	Boeing 777-200ER	Completed	10759 km
2026-09-06 07:15 UTC	UAL853	SFO → TPE San Francisco → Taipei	N787UA	Boeing 777-200ER	Completed	10727 km
2026-09-05 07:30 UTC	UAL853	SFO → TPE San Francisco → Taipei	N217UA	Boeing 777-200ER	Completed	10595 km
2026-09-04 07:46 UTC	UAL853	SFO → TPE San Francisco → Taipei	N78003	Boeing 777-200ER	Completed	10648 km
2026-09-03 07:26 UTC	UAL853	SFO → TPE San Francisco → Taipei	N74007	Boeing 777-200ER	Completed	10708 km
2026-09-02 07:01 UTC	UAL853	SFO → TPE San Francisco → Taipei	N793UA	Boeing 777-200ER	Completed	10644 km
2026-09-01 07:22 UTC	UAL853	SFO → TPE San Francisco → Taipei	N218UA	Boeing 777-200ER	Completed	10673 km
2026-08-31 07:29 UTC	UAL853	SFO → TPE San Francisco → Taipei	N229UA	Boeing 777-200ER	Completed	10676 km
2026-08-30 07:25 UTC	UAL853	SFO → TPE San Francisco → Taipei	N204UA	Boeing 777-200ER	Completed	10704 km
2026-08-29 07:17 UTC	UAL853	SFO → TPE San Francisco → Taipei	N57016	Boeing 777-200ER	Completed	10615 km
2026-08-28 07:10 UTC	UAL853	SFO → TPE San Francisco → Taipei	N796UA	Boeing 777-200ER	Completed	10674 km
2026-08-27 07:08 UTC	UAL853	SFO → TPE San Francisco → Taipei	N77012	Boeing 777-200ER	Completed	10680 km
2026-08-26 07:29 UTC	UAL853	SFO → TPE San Francisco → Taipei	N798UA	Boeing 777-200ER	Completed	10704 km
2026-08-25 07:19 UTC	UAL853	SFO → TPE San Francisco → Taipei	N783UA	Boeing 777-200ER	Completed	10582 km
2026-08-24 07:39 UTC	UAL853	SFO → TPE San Francisco → Taipei	N791UA	Boeing 777-200ER	Completed	10610 km
2026-08-23 07:22 UTC	UAL853	SFO → TPE San Francisco → Taipei	N77022	Boeing 777-200ER	Completed	10577 km
2026-08-22 07:32 UTC	UAL853	SFO → TPE San Francisco → Taipei	N785UA	Boeing 777-200ER	Completed	11506 km
2026-08-21 07:25 UTC	UAL853	SFO → TPE San Francisco → Taipei	N209UA	Boeing 777-200ER	Completed	11290 km
2026-08-20 07:25 UTC	UAL853	SFO → TPE San Francisco → Taipei	N76010	Boeing 777-200ER	Completed	15703 km