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UA3940 Flight Status ( Denver to San Francisco )

ARRIVED 177 HOUR 41 MINUTES AGO
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dep   

Departure (UA3940 Flight Schedule)

Denver Intl ()

flag Denver, United States

05:15 MDT

Sat 06-Jun-2026

 EARLY 24 min
MDT 00:00:00 DAY
arr   

Arrival (UA3940 Flight Schedule)

San Francisco Intl ()

flag San Francisco, United States

06:49 PDT

Sat 06-Jun-2026

 EARLY 27 min
PDT 00:00:00 DAY

Flight Radar Checker UA 3940

Live Flight Tracker Map

Flight UA3940 from Denver to San Francisco is operated by United Airlines. Scheduled time of departure from Denver Intl is 05:15 MDT and scheduled time of arrival in San Francisco Intl is 06:49 PDT. The duration of the flight is 2 hours 34 minutes.

N24974

(B789)

Not Rated

Flight Finder
from San Francisco to Denver

Flight Departure Arrival

00:14
San Francisco Intl
()
Denver Intl
()

00:47
San Francisco Intl
()
Denver Intl
()

08:35
San Francisco Intl
()
Denver Intl
()

08:40
San Francisco Intl
()
Denver Intl
()

09:00
San Francisco Intl
()
Denver Intl
()

09:00
San Francisco Intl
()
Denver Intl
()

09:52
San Francisco Intl
()
Denver Intl
()

09:59
San Francisco Intl
()
Denver Intl
()

10:46
San Francisco Intl
()
Denver Intl
()

10:46
San Francisco Intl
()
Denver Intl
()

12:22
San Francisco Intl
()
Denver Intl
()

12:25
San Francisco Intl
()
Denver Intl
()

12:50
San Francisco Intl
()
Denver Intl
()

12:55
San Francisco Intl
()
Denver Intl
()

13:06
San Francisco Intl
()
Centennial
()

13:30
San Francisco Intl
()
Denver Intl
()

14:23
San Francisco Intl
()
Denver Intl
()

14:50
San Francisco Intl
()
Denver Intl
()

16:35
San Francisco Intl
()
Denver Intl
()

16:43
San Francisco Intl
()
Denver Intl
()

17:55
San Francisco Intl
()
Denver Intl
()

18:05
San Francisco Intl
()
Denver Intl
()

18:10
San Francisco Intl
()
Denver Intl
()

18:12
San Francisco Intl
()
Denver Intl
()

20:01
San Francisco Intl
()
Denver Intl
()

22:44
San Francisco Intl
()
Denver Intl
()

22:50
San Francisco Intl
()
Denver Intl
()

22:55
San Francisco Intl
()
Denver Intl
()

23:12
San Francisco Intl
()
Centennial
()

23:43
San Francisco Intl
()
Denver Intl
()

History Flight Information for UA3940 from Flight Scanner System

Date Flight Departure Airport Arrival Airport Scheduled Plane Estimated
Departure Arrival Departure Arrival
Sat, 06 Jun UA3940 Denver Intl () San Francisco Intl () 05:15 MDT 06:49 PDT ( B789) 05:05 MDT 06:21 PDT
Wed, 03 Jun UA3940 George Bush Intercontinental () Cleveland Hopkins Intl () 20:00 CDT 23:55 EDT (Boeing B737) 21:26 CDT 00:40 EDT
Sun, 31 May UA3940 Honolulu Intl () Washington Dulles Intl () 08:00 HST 23:44 EDT
Tue, 19 May UA3940 Los Angeles Intl () John Wayne Arpt Orange Co () 06:45 PDT 07:16 PDT 06:38 PDT 07:08 PDT
Sat, 16 May UA3940 Syracuse Hancock Intl () Newark Liberty Intl () 20:50 EDT 22:06 EDT (Airbus A319) 21:26 EDT 22:04 EDT
Thu, 14 May UA3940 Heathrow () Newark Liberty Intl () 13:00 BST 15:55 EDT
Fri, 08 May UA3940 Chicago Ohare Intl () Washington Dulles Intl () 20:00 CDT 22:56 EDT
Mon, 04 May UA3940 Ted Stevens Anchorage Intl () Chicago Ohare Intl () 20:45 AKDT 06:02 CDT 20:54 AKDT 05:33 CDT
Sun, 03 May UA3940 Washington Dulles Intl () Newark Liberty Intl () 09:00 EDT 10:35 EDT (Boeing B737) 09:14 EDT 09:52 EDT

Disclaimer for UA3940 Flight Radar Data

Flight UA3940 from Denver 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 UA3940 data.