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UA4423 Flight Status ( St. Louis to Chicago )

ARRIVED 13 HOUR 19 MINUTES AGO
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Departure (UA4423 Flight Schedule)

Lambert St Louis Intl ()

flag St. Louis, United States

06:30 CDT

Thu 30-Oct-2025

 ON TIME
CDT 00:00:00 DAY
arr   

Arrival (UA4423 Flight Schedule)

Chicago Ohare Intl ()

flag Chicago, United States

07:59 CDT

Thu 30-Oct-2025

 EARLY 23 min
CDT 00:00:00 DAY

Flight Radar Checker UA 4423

Live Flight Tracker Map

Flight UA4423 from St. Louis to Chicago is operated by United Airlines. Scheduled time of departure from Lambert St Louis Intl is 06:30 CDT and scheduled time of arrival in Chicago Ohare Intl is 07:59 CDT. The duration of the flight is 1 hour 29 minutes.

 

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from Chicago to St. Louis

Flight Departure Arrival

07:35
Chicago Midway Intl
()
Lambert St Louis Intl
()

07:39
Chicago Midway Intl
()
Lambert St Louis Intl
()

08:09
Chicago Ohare Intl
()
Lambert St Louis Intl
()

08:50
Chicago Midway Intl
()
Lambert St Louis Intl
()

08:54
Chicago Midway Intl
()
Lambert St Louis Intl
()

09:17
Chicago Ohare Intl
()
Lambert St Louis Intl
()

09:24
Chicago Ohare Intl
()
Lambert St Louis Intl
()

09:26
Chicago Ohare Intl
()
Lambert St Louis Intl
()

10:10
Chicago Midway Intl
()
Lambert St Louis Intl
()

10:15
Chicago Midway Intl
()
Lambert St Louis Intl
()

10:49
Chicago Ohare Intl
()
Lambert St Louis Intl
()

10:54
Chicago Ohare Intl
()
Lambert St Louis Intl
()

10:55
Chicago Midway Intl
()
Lambert St Louis Intl
()

11:48
Chicago Midway Intl
()
Lambert St Louis Intl
()

12:00
Chicago Midway Intl
()
Lambert St Louis Intl
()

12:00
Chicago Ohare Intl
()
Lambert St Louis Intl
()

12:28
Chicago Ohare Intl
()
Lambert St Louis Intl
()

12:28
Chicago Ohare Intl
()
Lambert St Louis Intl
()

12:35
Chicago Midway Intl
()
Lambert St Louis Intl
()

12:54
Chicago Midway Intl
()
Lambert St Louis Intl
()

13:31
Chicago Ohare Intl
()
Lambert St Louis Intl
()

13:44
Chicago Ohare Intl
()
Lambert St Louis Intl
()

13:50
Chicago Midway Intl
()
Lambert St Louis Intl
()

14:25
Chicago Ohare Intl
()
Lambert St Louis Intl
()

14:25
Chicago Midway Intl
()
Lambert St Louis Intl
()

14:27
Chicago Ohare Intl
()
Lambert St Louis Intl
()

14:31
Chicago Ohare Intl
()
Lambert St Louis Intl
()

14:55
Chicago Midway Intl
()
Lambert St Louis Intl
()

15:37
Chicago Ohare Intl
()
Lambert St Louis Intl
()

15:44
Chicago Ohare Intl
()
Lambert St Louis Intl
()

15:59
Chicago Ohare Intl
()
Lambert St Louis Intl
()

16:25
Chicago Ohare Intl
()
Lambert St Louis Intl
()

17:10
Chicago Midway Intl
()
Lambert St Louis Intl
()

17:39
Chicago Ohare Intl
()
Lambert St Louis Intl
()

18:17
Chicago Ohare Intl
()
Lambert St Louis Intl
()

18:18
Chicago Ohare Intl
()
Lambert St Louis Intl
()

18:55
Chicago Midway Intl
()
Lambert St Louis Intl
()

19:09
Chicago Ohare Intl
()
Lambert St Louis Intl
()

19:10
Chicago Ohare Intl
()
Lambert St Louis Intl
()

19:10
Chicago Midway Intl
()
Lambert St Louis Intl
()

19:23
Chicago Ohare Intl
()
Lambert St Louis Intl
()

19:42
Chicago Ohare Intl
()
Lambert St Louis Intl
()

20:05
Chicago Midway Intl
()
Lambert St Louis Intl
()

20:05
Chicago Midway Intl
()
Lambert St Louis Intl
()

20:32
Chicago Ohare Intl
()
Lambert St Louis Intl
()

20:35
Chicago Midway Intl
()
Lambert St Louis Intl
()

21:37
Chicago Ohare Intl
()
Lambert St Louis Intl
()

21:40
Chicago Midway Intl
()
Lambert St Louis Intl
()

21:53
Chicago Ohare Intl
()
Lambert St Louis Intl
()

22:35
Chicago Ohare Intl
()
Lambert St Louis Intl
()

22:35
Chicago Ohare Intl
()
Lambert St Louis Intl
()

22:45
Chicago Ohare Intl
()
Lambert St Louis Intl
()

23:54
Chicago Ohare Intl
()
Lambert St Louis Intl
()

History Flight Information for UA4423 from Flight Scanner System

Date Flight Departure Airport Arrival Airport Scheduled Plane Estimated
Departure Arrival Departure Arrival
Fri, 31 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 07:59 CDT
Thu, 30 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 07:59 CDT 06:36 CDT 07:34 CDT
Wed, 29 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 07:59 CDT 06:40 CDT 07:32 CDT
Tue, 28 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 07:59 CDT 06:31 CDT 07:23 CDT
Mon, 27 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 07:59 CDT 06:33 CDT 07:30 CDT
Sun, 26 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 07:59 CDT 06:37 CDT 07:32 CDT
Sat, 25 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:32 CDT 07:25 CDT
Fri, 24 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:28 CDT 07:26 CDT
Thu, 23 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:32 CDT 07:27 CDT
Wed, 22 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:48 CDT 07:46 CDT
Tue, 21 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:34 CDT 07:29 CDT
Mon, 20 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:30 CDT 07:25 CDT
Sun, 19 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:37 CDT 07:32 CDT
Sat, 18 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:48 CDT 07:34 CDT
Fri, 17 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:42 CDT 07:40 CDT
Thu, 16 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:37 CDT 07:29 CDT
Wed, 15 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:35 CDT 07:27 CDT
Tue, 14 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:33 CDT 07:20 CDT
Mon, 13 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:37 CDT 07:29 CDT
Sun, 12 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:34 CDT 07:28 CDT
Sat, 11 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:31 CDT 07:26 CDT
Fri, 10 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:33 CDT 07:31 CDT
Thu, 09 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:37 CDT 07:30 CDT
Wed, 08 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:31 CDT 07:39 CDT
Tue, 07 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:33 CDT 07:45 CDT
Mon, 06 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:30 CDT 07:29 CDT
Sun, 05 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT
Sat, 04 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:47 CDT 07:39 CDT
Fri, 03 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:30 CDT 07:30 CDT
Thu, 02 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:28 CDT 09:37 CDT
Wed, 01 Oct UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:41 CDT 07:30 CDT
Tue, 30 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:29 CDT 07:23 CDT
Mon, 29 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:33 CDT 07:20 CDT
Sun, 28 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:33 CDT 07:31 CDT
Sat, 27 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:31 CDT 07:28 CDT
Fri, 26 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:42 CDT 07:40 CDT
Thu, 25 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:30 CDT 08:00 CDT 06:35 CDT 07:35 CDT
Wed, 24 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:43 CDT 07:42 CDT
Tue, 23 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:48 CDT 07:40 CDT
Mon, 22 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:39 CDT 07:41 CDT
Sun, 21 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:37 CDT 07:36 CDT
Sat, 20 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:40 CDT 07:20 CDT
Fri, 19 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:33 CDT 07:22 CDT
Thu, 18 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:41 CDT 07:32 CDT
Wed, 17 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:41 CDT 07:34 CDT
Tue, 16 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:45 CDT 07:36 CDT
Mon, 15 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:47 CDT 07:38 CDT
Sun, 14 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:39 CDT 07:33 CDT
Sat, 13 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT
Fri, 12 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:31 CDT 07:24 CDT
Thu, 11 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:40 CDT 07:36 CDT
Wed, 10 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:37 CDT 07:33 CDT
Tue, 09 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:43 CDT 07:38 CDT
Mon, 08 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:42 CDT 07:31 CDT
Sun, 07 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:38 CDT 07:36 CDT
Sat, 06 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:43 CDT 07:35 CDT
Fri, 05 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:42 CDT 07:37 CDT
Thu, 04 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:55 CDT 07:54 CDT
Wed, 03 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:43 CDT 07:35 CDT
Tue, 02 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 06:31 CDT 07:28 CDT
Mon, 01 Sep UA4423 Lambert St Louis Intl () Chicago Ohare Intl () 06:35 CDT 08:05 CDT 07:17 CDT 08:09 CDT

Disclaimer for UA4423 Flight Radar Data

Flight UA4423 from Lambert St Louis 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 UA4423 data.