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UA1521 Flight Status ( Houston to San Francisco )

EXPECTED TO ARRIVE IN 19 MINUTES
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dep   

Departure (UA1521 Flight Schedule)

George Bush Intercontinental ()

flag Houston, United States

18:50 CDT

Sat 01-Nov-2025

 LATE 24 min
CDT 00:00:00 DAY
arr   

Arrival (UA1521 Flight Schedule)

San Francisco Intl ()

flag San Francisco, United States

21:13 PDT

Sat 01-Nov-2025

 EARLY 26 min
PDT 00:00:00 DAY

Flight Radar Checker UA 1521

Live Flight Tracker Map

Flight UA1521 from Houston to San Francisco is operated by United Airlines. Scheduled time of departure from George Bush Intercontinental is 18:50 CDT and scheduled time of arrival in San Francisco Intl is 21:13 PDT. The duration of the flight is 4 hours 23 minutes.

N77871

Boeing (B753)

4.4 out of 5 stars / 11 votes

Flight Finder
from San Francisco to Houston

Flight Departure Arrival

00:59
San Francisco Intl
()
George Bush Intercontinental
()

05:46
San Francisco Intl
()
George Bush Intercontinental
()

06:28
San Francisco Intl
()
George Bush Intercontinental
()

11:04
San Francisco Intl
()
George Bush Intercontinental
()

13:05
San Francisco Intl
()
George Bush Intercontinental
()

15:02
San Francisco Intl
()
George Bush Intercontinental
()

17:09
San Francisco Intl
()
George Bush Intercontinental
()

18:55
San Francisco Intl
()
George Bush Intercontinental
()

20:48
San Francisco Intl
()
George Bush Intercontinental
()

21:59
San Francisco Intl
()
George Bush Intercontinental
()

History Flight Information for UA1521 from Flight Scanner System

Date Flight Departure Airport Arrival Airport Scheduled Plane Estimated
Departure Arrival Departure Arrival
Sun, 02 Nov UA1521 George Bush Intercontinental () San Francisco Intl () 19:50 CST 22:13 PST
Sat, 01 Nov UA1521 George Bush Intercontinental () San Francisco Intl () 18:50 CDT 21:13 PDT (Boeing B753) 19:29 CDT 20:26 PDT
Fri, 31 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:20 MDT 15:13 EDT (Boeing B738) 10:18 MDT 14:56 EDT
Thu, 30 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:20 MDT 15:13 EDT (Boeing B739) 12:31 MDT 16:54 EDT
Wed, 29 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:20 MDT 15:13 EDT (Boeing B738) 10:15 MDT 14:58 EDT
Tue, 28 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:20 MDT 15:13 EDT (Boeing B738) 11:18 MDT 16:02 EDT
Mon, 27 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:20 MDT 15:13 EDT (Boeing B738) 10:19 MDT 15:16 EDT
Sun, 26 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:20 MDT 15:13 EDT (Boeing B738) 10:23 MDT 15:08 EDT
Sat, 25 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:11 MDT 15:01 EDT
Fri, 24 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:00 MDT 14:47 EDT
Thu, 23 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 09:56 MDT 14:39 EDT
Wed, 22 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:07 MDT 14:39 EDT
Tue, 21 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B738) 10:04 MDT 14:37 EDT
Mon, 20 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:03 MDT 14:33 EDT
Sun, 19 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:41 MDT 15:14 EDT
Sat, 18 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:53 MDT 15:14 EDT
Fri, 17 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:09 MDT 14:42 EDT
Thu, 16 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT
Wed, 15 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:46 MDT 15:29 EDT
Tue, 14 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B738) 10:32 MDT 14:55 EDT
Mon, 13 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:03 MDT 14:48 EDT
Sun, 12 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:08 MDT 14:40 EDT
Sat, 11 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT 10:16 MDT 14:53 EDT
Fri, 10 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:09 MDT 14:55 EDT
Thu, 09 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:01 MDT 14:56 EDT
Wed, 08 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:00 MDT 14:41 EDT
Tue, 07 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B738) 10:00 MDT 14:48 EDT
Mon, 06 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:03 MDT 14:37 EDT
Sun, 05 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT 10:30 MDT 14:50 EDT
Sat, 04 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:12 MDT 15:04 EDT
Fri, 03 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:04 MDT 14:49 EDT
Thu, 02 Oct UA1521 Denver Intl () Cleveland Hopkins Intl () 10:07 MDT 15:04 EDT (Boeing B739) 10:10 MDT 14:51 EDT

Disclaimer for UA1521 Flight Radar Data

Flight UA1521 from George Bush Intercontinental to San Francisco Intl data is collected from different sources. The data is for informational purposes only and PlaneMapper is not responsible for the accuracy and reliability of flight UA1521 data.