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UA3921 Flight Status ( Washington to San Francisco )

ARRIVED 83 HOUR 43 MINUTES AGO
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Departure (UA3921 Flight Schedule)

Washington Dulles Intl ()

flag Washington, United States

00:15 EDT

Mon 29-Sep-2025

 ON TIME
EDT 00:00:00 DAY
arr   

Arrival (UA3921 Flight Schedule)

San Francisco Intl ()

flag San Francisco, United States

02:52 PDT

Mon 29-Sep-2025

 EARLY 24 min
PDT 00:00:00 DAY

Flight Radar Checker UA 3921

Live Flight Tracker Map

Flight UA3921 from Washington to San Francisco is operated by United Airlines. Scheduled time of departure from Washington Dulles Intl is 00:15 EDT and scheduled time of arrival in San Francisco Intl is 02:52 PDT. The duration of the flight is 5 hours 37 minutes.

N227UA

Boeing (B772)

Not Rated

Flight Finder
from San Francisco to Washington

Flight Departure Arrival

00:45
San Francisco Intl
()
Washington Dulles Intl
()

05:36
San Francisco Intl
()
Washington Dulles Intl
()

07:02
San Francisco Intl
()
Washington Dulles Intl
()

08:15
San Francisco Intl
()
Washington Dulles Intl
()

14:46
San Francisco Intl
()
Washington Dulles Intl
()

16:25
San Francisco Intl
()
Washington Dulles Intl
()

16:52
San Francisco Intl
()
Ronald Reagan Washington Natl
()

17:59
San Francisco Intl
()
Ronald Reagan Washington Natl
()

18:52
San Francisco Intl
()
Washington Dulles Intl
()

21:10
San Francisco Intl
()
Washington Dulles Intl
()

21:51
San Francisco Intl
()
Ronald Reagan Washington Natl
()

History Flight Information for UA3921 from Flight Scanner System

Date Flight Departure Airport Arrival Airport Scheduled Plane Estimated
Departure Arrival Departure Arrival
Mon, 29 Sep UA3921 Washington Dulles Intl () San Francisco Intl () 00:15 EDT 02:52 PDT (Boeing B772) 00:39 EDT 02:27 PDT
Wed, 24 Sep UA3921 San Francisco Intl () Orlando Intl () 08:00 PDT 16:34 EDT (Boeing B738) 11:00 PDT 16:37 EDT
Mon, 22 Sep UA3921 Newark Liberty Intl () Galeao Antonio Carlos Jobim () 23:00 EDT 09:43 -03 (Boeing B764) 23:44 EDT 10:31 -03
Mon, 08 Sep UA3921 Sydney Intl () Los Angeles Intl () 13:00 AEST 09:35 PDT
Fri, 05 Sep UA3921 Ted Stevens Anchorage Intl () San Francisco Intl () 19:00 AKDT 00:41 PDT
Thu, 04 Sep UA3921 Mahlon Sweet Fld () Denver Intl () 07:00 PDT 10:30 MDT
Sun, 31 Aug UA3921 George Bush Intercontinental () Pensacola Rgnl () 19:00 CDT 20:40 CDT 20:23 CDT 21:25 CDT
Thu, 28 Aug UA3921 Orlando Intl () Indianapolis Intl () 20:00 EDT 22:26 EDT
Sat, 23 Aug UA3921 Glacier Park Intl () Denver Intl () 20:21 MDT 22:49 MDT
Sat, 16 Aug UA3921 Heathrow () Dublin () 09:00 BST 10:04 IST
Mon, 11 Aug UA3921 Mc Carran Intl () George Bush Intercontinental () 10:00 PDT 14:56 CDT
Fri, 08 Aug UA3921 Portland Intl () San Francisco Intl () 06:00 PDT 07:46 PDT
Mon, 04 Aug UA3921 Mc Carran Intl () San Francisco Intl () 08:30 PDT 10:02 PDT
Sat, 02 Aug UA3921 Newark Liberty Intl () Washington Dulles Intl () 20:20 EDT 21:30 EDT

Disclaimer for UA3921 Flight Radar Data

Flight UA3921 from Washington Dulles Intl 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 UA3921 data.