UAL1575

Flight

Status

Incomplete (signal lost)

Departure

George Bush Intercontinental Houston Airport (IAH) — Houston, United States

Departed

2026-09-08 12:37 UTC

Arrival

Denver International Airport (DEN) — Denver, United States (predicted)

Distance flown

470 km

Straight-line distance

1388 km

Aircraft

Registration

N54558

Type

Airbus A321 Neo

Altitude & speed

Max altitude

34,000 ft

Max ground speed

467 kt

Tracked

35m · 438 km

Altitude (ft, max 34,000)

Ground speed (kt, max 467)

Altitude (ft, max 34,000)

Ground speed (kt, max 467)

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 22:51 UTC	UAL1575	PHL → SFO Philadelphia → San Francisco	N77471	Boeing 737 MAX 9	Completed	4127 km
2026-10-03 16:25 UTC	UAL1575	SFO → PHL San Francisco → Philadelphia	N77471	Boeing 737 MAX 9	Completed	4097 km
2026-10-03 12:32 UTC	UAL1575	IAH → DEN Houston → Denver	N37554	Boeing 737 MAX 9	Completed	1809 km
2026-10-02 23:26 UTC	UAL1575	PHL → SFO Philadelphia → San Francisco	N17593	Boeing 737 MAX 9	Completed	4120 km
2026-10-02 16:05 UTC	UAL1575	DEN → PHL Denver → Philadelphia	N13248	Boeing 737-800	Completed	2600 km
2026-10-02 12:27 UTC	UAL1575	IAH → DEN Houston → Denver	N47569	Boeing 737 MAX 9	Completed	1490 km
2026-10-01 22:47 UTC	UAL1575	PHL → SFO Philadelphia → San Francisco	N87442	Boeing 737 MAX 9	Completed	4112 km
2026-10-01 15:52 UTC	UAL1575	SFO → PHL San Francisco → Philadelphia	N87442	Boeing 737 MAX 9	Completed	4200 km
2026-10-01 13:21 UTC	UAL1575	IAH → DEN Houston → Denver	N77579	Boeing 737 MAX 9	Completed	2165 km
2026-09-30 22:53 UTC	UAL1575	PHL → SFO Philadelphia → San Francisco	N17438	Boeing 737 MAX 9	Completed	4131 km
2026-09-30 16:08 UTC	UAL1575	DEN → SFO Denver → San Francisco	N87512	Boeing 737-800	Completed (landing confirmed by airport data)	~6664 km est. (2573 km recorded)
2026-09-30 12:27 UTC	UAL1575	IAH → DEN Houston → Denver	N14521	Airbus A321 Neo	Completed	1454 km
2026-09-29 22:46 UTC	UAL1575	PHL → SFO Philadelphia → San Francisco	N27474	Boeing 737 MAX 9	Completed	4282 km
2026-09-29 12:30 UTC	UAL1575	IAH → DEN Houston → Denver	N14528	Airbus A321 Neo	Completed	1448 km
2026-09-28 22:37 UTC	UAL1575	PHL → SFO Philadelphia → San Francisco	N47280	Boeing 737 MAX 8	Completed	4104 km
2026-09-28 16:11 UTC	UAL1575	DEN → PHL Denver → Philadelphia	N35260	Boeing 737-800	Completed	2571 km
2026-09-28 12:31 UTC	UAL1575	IAH → DEN Houston → Denver	N14536	Airbus A321 Neo	Completed	1482 km
2026-09-27 23:02 UTC	UAL1575	PHL → SFO Philadelphia → San Francisco	N27439	Boeing 737 MAX 9	Completed	4151 km
2026-09-27 15:55 UTC	UAL1575	SFO → PHL San Francisco → Philadelphia	N27439	Boeing 737 MAX 9	Completed	4238 km
2026-09-27 12:31 UTC	UAL1575	IAH → DEN Houston → Denver	N24542	Airbus A321 Neo	Completed	1501 km
2026-09-26 22:46 UTC	UAL1575	PHL → SFO Philadelphia → San Francisco	N37507	Boeing 737 MAX 9	Completed	4100 km
2026-09-26 16:14 UTC	UAL1575	DEN → PHL Denver → Philadelphia	N37252	Boeing 737-800	Completed	2561 km
2026-09-26 12:30 UTC	UAL1575	IAH → DEN Houston → Denver	N37427	Boeing 737-900	Completed	1508 km
2026-09-25 23:00 UTC	UAL1575	PHL → SFO Philadelphia → San Francisco	N77585	Boeing 737 MAX 9	Completed	4101 km
2026-09-25 16:40 UTC	UAL1575	DEN → PHL Denver → Philadelphia	N35271	Boeing 737-800	Completed	2600 km
2026-09-25 15:59 UTC	UAL1575	SFO → PHL San Francisco → Philadelphia	N77585	Boeing 737 MAX 9	Completed	4289 km
2026-09-25 12:43 UTC	UAL1575	IAH → DEN Houston → Denver	N37447	Boeing 737 MAX 9	Completed	1453 km
2026-09-24 23:22 UTC	UAL1575	PHL → SFO Philadelphia → San Francisco	N37472	Boeing 737 MAX 9	Completed	4136 km
2026-09-24 16:17 UTC	UAL1575	DEN → PHL Denver → Philadelphia	N77539	Boeing 737-800	Completed	2579 km
2026-09-24 12:38 UTC	UAL1575	IAH → DEN Houston → Denver	N14523	Airbus A321 Neo	Completed	1448 km
2026-09-23 12:36 UTC	UAL1575	IAH → DEN Houston → Denver	N14523	Airbus A321 Neo	Completed	1474 km
2026-09-21 12:36 UTC	UAL1575	IAH → DEN Houston → Denver	N14563	Airbus A321 Neo	Completed	1473 km
2026-09-20 12:32 UTC	UAL1575	IAH → DEN Houston → Denver	N14531	Airbus A321 Neo	Completed	1496 km
2026-09-19 12:58 UTC	UAL1575	IAH → DEN Houston → Denver	N14511	Airbus A321 Neo	Completed	1564 km
2026-09-18 12:34 UTC	UAL1575	IAH → DEN Houston → Denver	N14548	Airbus A321 Neo	Completed	1537 km
2026-09-17 12:29 UTC	UAL1575	IAH → DEN Houston → Denver	N14529	Airbus A321 Neo	Completed	1603 km
2026-09-16 12:33 UTC	UAL1575	IAH → DEN Houston → Denver	N14503	Airbus A321 Neo	Completed	1577 km
2026-09-15 12:38 UTC	UAL1575	IAH → DEN Houston → Denver	N14530	Airbus A321 Neo	Completed	1555 km
2026-09-14 12:37 UTC	UAL1575	IAH → DEN Houston → Denver	N54552	Airbus A321 Neo	Completed	1549 km
2026-09-13 12:56 UTC	UAL1575	IAH → DEN Houston → Denver	N14540	Airbus A321 Neo	Completed	1602 km
2026-09-12 12:30 UTC	UAL1575	IAH → DEN Houston → Denver	N14506	Airbus A321 Neo	Completed	1529 km
2026-09-11 12:47 UTC	UAL1575	IAH → DEN Houston → Denver	N14512	Airbus A321 Neo	Completed	1595 km
2026-09-10 12:33 UTC	UAL1575	IAH → DEN Houston → Denver	N14512	Airbus A321 Neo	Completed	1593 km
2026-09-09 12:37 UTC	UAL1575	IAH → DEN Houston → Denver	N34547	Airbus A321 Neo	Completed	1509 km
2026-09-08 12:37 UTC	UAL1575	IAH → DEN Houston → Denver	N54558	Airbus A321 Neo	Incomplete (signal lost)	~1491 km est. (470 km recorded)
2026-09-07 22:48 UTC	UAL1575	PHL → SFO Philadelphia → San Francisco	N27463	Boeing 737 MAX 9	Completed	4417 km
2026-09-07 16:04 UTC	UAL1575	DEN → PHL Denver → Philadelphia	N77525	Boeing 737-800	Completed	2809 km
2026-09-07 12:38 UTC	UAL1575	IAH → DEN Houston → Denver	N24555	Airbus A321 Neo	Completed	1618 km
2026-09-06 16:20 UTC	UAL1575	DEN → PHL Denver → Philadelphia	N18243	Boeing 737-800	Completed	2755 km
2026-09-06 12:27 UTC	UAL1575	IAH → DEN Houston → Denver	N14517	Airbus A321 Neo	Completed	1536 km