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UA3940 Flight Status ( Denver to Chicago )

ARRIVED 7 HOUR 45 MINUTES AGO
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dep   

Departure (UA3940 Flight Schedule)

Denver Intl ()

flag Denver, United States

06:00 MDT

Sat 14-Mar-2026

 EARLY 32 min
MDT 00:00:00 DAY
arr   

Arrival (UA3940 Flight Schedule)

Chicago Ohare Intl ()

flag Chicago, United States

09:18 CDT

Sat 14-Mar-2026

 EARLY 30 min
CDT 00:00:00 DAY

Flight Radar Checker UA 3940

Live Flight Tracker Map

Flight UA3940 from Denver to Chicago is operated by United Airlines. Scheduled time of departure from Denver Intl is 06:00 MDT and scheduled time of arrival in Chicago Ohare Intl is 09:18 CDT. The duration of the flight is 2 hours 18 minutes.

N75851

Boeing (B753)

Not Rated

Flight Finder
from Chicago to Denver

Flight Departure Arrival

07:25
Chicago Midway Intl
()
Denver Intl
()

07:52
Chicago Ohare Intl
()
Denver Intl
()

08:47
Chicago Ohare Intl
()
Denver Intl
()

08:54
Chicago Ohare Intl
()
Denver Intl
()

09:03
Chicago Ohare Intl
()
Denver Intl
()

09:40
Chicago Midway Intl
()
Denver Intl
()

09:50
Chicago Midway Intl
()
Denver Intl
()

10:00
Chicago Midway Intl
()
Denver Intl
()

10:33
Chicago Ohare Intl
()
Denver Intl
()

11:36
Chicago Midway Intl
()
Centennial
()

11:41
Chicago Ohare Intl
()
Denver Intl
()

11:43
Chicago Ohare Intl
()
Denver Intl
()

11:43
Chicago Ohare Intl
()
Denver Intl
()

12:00
Chicago Midway Intl
()
Denver Intl
()

12:05
Chicago Midway Intl
()
Denver Intl
()

12:33
Chicago Ohare Intl
()
Denver Intl
()

13:05
Chicago Midway Intl
()
Denver Intl
()

13:35
Chicago Midway Intl
()
Denver Intl
()

13:38
Chicago Ohare Intl
()
Denver Intl
()

14:48
Chicago Ohare Intl
()
Denver Intl
()

14:48
Chicago Ohare Intl
()
Denver Intl
()

15:56
Chicago Ohare Intl
()
Denver Intl
()

15:57
Chicago Ohare Intl
()
Denver Intl
()

16:00
Chicago Midway Intl
()
Denver Intl
()

16:17
Chicago Ohare Intl
()
Denver Intl
()

16:36
Chicago Ohare Intl
()
Denver Intl
()

16:40
Chicago Midway Intl
()
Denver Intl
()

17:17
Chicago Ohare Intl
()
Denver Intl
()

17:35
Chicago Ohare Intl
()
Denver Intl
()

17:55
Chicago Midway Intl
()
Denver Intl
()

18:03
Chicago Ohare Intl
()
Denver Intl
()

18:23
Chicago Ohare Intl
()
Denver Intl
()

19:05
Chicago Midway Intl
()
Denver Intl
()

19:10
Chicago Midway Intl
()
Denver Intl
()

19:20
Chicago Midway Intl
()
Denver Intl
()

19:48
Chicago Ohare Intl
()
Denver Intl
()

20:15
Chicago Ohare Intl
()
Denver Intl
()

20:34
Chicago Ohare Intl
()
Denver Intl
()

20:50
Chicago Ohare Intl
()
Denver Intl
()

22:05
Chicago Ohare Intl
()
Denver Intl
()

22:30
Chicago Midway Intl
()
Denver Intl
()

22:37
Chicago Ohare Intl
()
Denver Intl
()

23:06
Chicago Ohare Intl
()
Denver Intl
()

23:20
Chicago Midway Intl
()
Denver Intl
()

23:21
Chicago Ohare Intl
()
Denver Intl
()

23:56
Chicago Ohare 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, 14 Mar UA3940 Denver Intl () Chicago Ohare Intl () 06:00 MDT 09:18 CDT (Boeing B753) 05:45 MDT 08:45 CDT
Sun, 22 Feb UA3940 Newark Liberty Intl () Tampa Intl () 08:00 EST 11:05 EST 09:02 EST 12:18 EST
Tue, 17 Feb UA3940 Honolulu Intl () Washington Dulles Intl () 06:00 HST 20:12 EST (Boeing B763) 06:50 HST 21:54 EST
Sun, 15 Feb UA3940 Chicago Ohare Intl () Cleveland Hopkins Intl () 00:30 CST 02:44 EST
Wed, 11 Feb UA3940 San Francisco Intl () Washington Dulles Intl () 13:00 PST 21:00 EST 14:47 PST 22:11 EST
Tue, 03 Feb UA3940 Portland Intl () Denver Intl () 17:00 PST 22:04 MST (Boeing B738) 22:51 PST 02:05 MST

Disclaimer for UA3940 Flight Radar Data

Flight UA3940 from Denver Intl to Chicago Ohare 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.