| ARRIVED 10 HOUR 48 MINUTES AGO |
 |  |
Departure (UA4423 Flight Schedule)
Lambert St Louis Intl (STL/KSTL)
St. Louis, United States
07:00 CST
Sun 01-Nov-2026
| EARLY 1 hour 11 min |
CST 00:00:00 DAY
Arrival (UA4423 Flight Schedule)
CST 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 07:00 CST and scheduled time of arrival in Chicago Ohare Intl is 08:36 CST. The duration of the flight is 1 hour 36 minutes.
Not Rated
Flight Finder
from Chicago to St. Louis
| Flight | Departure | Arrival |
|---|---|---|
| AA3069 00:19 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| AA3292 00:55 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| WN3042 08:45 |
Chicago Midway Intl (MDW) |
Lambert St Louis Intl (STL) |
| EJA961 08:54 |
Chicago Midway Intl (MDW) |
Lambert St Louis Intl (STL) |
| UA4613 09:55 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| WN845 11:05 |
Chicago Midway Intl (MDW) |
Lambert St Louis Intl (STL) |
| UA3556 11:32 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| AA3111 11:47 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| UA2844 13:10 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| WN459 13:20 |
Chicago Midway Intl (MDW) |
Lambert St Louis Intl (STL) |
| AA6332 13:50 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| UA5790 15:34 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| UA2000 16:43 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| AA3484 17:43 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| UA5901 17:57 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| UA4518 19:09 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| AA3547 19:17 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| AA772 20:22 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| UA4412 20:23 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| WN380 20:50 |
Chicago Midway Intl (MDW) |
Lambert St Louis Intl (STL) |
| AA2444 21:13 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| UA516 21:40 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| AA3768 23:15 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| UA4576 23:24 |
Chicago Ohare Intl (ORD) |
Lambert St Louis Intl (STL) |
| WN2339 23:45 |
Chicago Midway Intl (MDW) |
Lambert St Louis Intl (STL) |
History Flight Information for UA4423 from Flight Scanner System
| Date | Flight | Departure Airport | Arrival Airport | Scheduled | Plane | Estimated | ||
|---|---|---|---|---|---|---|---|---|
| Departure | Arrival | Departure | Arrival | |||||
| Mon, 02 Nov | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 07:00 CST | 08:36 CST | |||
| Sun, 01 Nov | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 07:00 CST | 08:36 CST | 06:03 CST | 06:55 CST | |
| Sat, 31 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:16 CDT | 06:05 CDT | |
| Fri, 30 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:04 CDT | 06:04 CDT | |
| Thu, 29 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:08 CDT | 06:07 CDT | |
| Wed, 28 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:01 CDT | 05:55 CDT | |
| Mon, 26 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:01 CDT | 05:55 CDT | |
| Sat, 24 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:11 CDT | 06:07 CDT | |
| Fri, 23 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | |||
| Thu, 22 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:01 CDT | 05:55 CDT | |
| Wed, 21 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:02 CDT | 06:01 CDT | |
| Tue, 20 Oct | UA4423 | Chicago Ohare Intl (ORD) | Dane Co Rgnl Truax Fld (MSN) | 16:00 CDT | 17:13 CDT | 15:26 CDT | 15:56 CDT | |
| Mon, 19 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:03 CDT | 06:01 CDT | |
| Sun, 18 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:05 CDT | 06:02 CDT | |
| Sat, 17 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:11 CDT | 06:11 CDT | |
| Fri, 16 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:06 CDT | 06:04 CDT | |
| Thu, 15 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:17 CDT | 06:09 CDT | |
| Wed, 14 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:06 CDT | 05:59 CDT | |
| Tue, 13 Oct | UA4423 | Chicago Ohare Intl (ORD) | Dane Co Rgnl Truax Fld (MSN) | 16:00 CDT | 17:13 CDT | 15:24 CDT | 15:49 CDT | |
| Mon, 12 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:03 CDT | 06:03 CDT | |
| Sun, 11 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:09 CDT | 06:00 CDT | |
| Sat, 10 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:01 CDT | 05:48 CDT | |
| Fri, 09 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:03 CDT | 05:58 CDT | |
| Thu, 08 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:04 CDT | 06:00 CDT | |
| Wed, 07 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:00 CDT | 05:52 CDT | |
| Tue, 06 Oct | UA4423 | Chicago Ohare Intl (ORD) | Dane Co Rgnl Truax Fld (MSN) | 16:00 CDT | 17:13 CDT | 15:17 CDT | 15:43 CDT | |
| Mon, 05 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:06 CDT | 06:00 CDT | |
| Sun, 04 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | N116HQ (Embraer E175) | 05:04 CDT | 06:43 CDT |
| Sat, 03 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:13 CDT | 06:01 CDT | |
| Fri, 02 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 05:18 CDT | 06:00 CDT | |
| Thu, 01 Oct | UA4423 | Lambert St Louis Intl (STL) | Chicago Ohare Intl (ORD) | 06:00 CDT | 07:36 CDT | 06:04 CDT | 07:01 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.
