United Airlines UA4423 Flight Status Today

Domestic flight United Airlines UA4423 takes off from Saint Louis (STL) United States to Chicago (ORD) United States. It's operated by United Airlines. The plane leaves Lambert-St. Louis International Airport at 06:30 22 January 2026 America/Chicago. The flight is expected to land at O'Hare International Airport at 08:05 22 January 2026 America/Chicago. The flight will last about 1 hours 35 minutes.

Current status of UA4423 is Scheduled On time Estimated Depart in 1 hour, 14 minutes

UA4423 - UAL4423 United Airlines (UA)
STL Saint Louis United States
Flight STL to ORD
ORD Chicago United States
Scheduled On time Estimated Depart in 1 hour, 14 minutes
Departure Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 06:30 22 January 2026
Estimated 06:30 22 January 2026
1 A18
Arrival O'Hare International Airport
IATA: ORDICAO: KORD
Scheduled 08:05 22 January 2026
Estimated 08:05 22 January 2026
2 F17
UA4423 Detail
  • Type: Domestic Flight
  • Code Shares: AC 4913, NH 7591, NZ 2894
  • Flight Duration: 1 hours 35 minutes
  • Flight Distance: 415 kms / 258 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 50
  • Freight capacity: 1 tons
  • Passenger classes: Economy, Shuttle, Premium Economy
More Detail
  • Aircraft: Canadair (Bombardier) Regional Jet 700 and Challenger 870
  • Callsign: F-KMDW2
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/Chicago
  • Current Time in Saint Louis: Thursday 2026-01-22 05:16 AM
  • Current Time in Chicago: Thursday 2026-01-22 05:16 AM

United Airlines UA4423 Flight Statistics

United Airlines
United Airlines
FLIGHT NO UA4423
AIRPLANE Canadair (Bombardier) Regional Jet 700 and Challenger 870
ON TIME 12
DELAYED 2
CANCELLED 0
ON TIME 23
DELAYED 6
CANCELLED 0
ON TIME 48
DELAYED 7
CANCELLED 0
ON TIME 75
DELAYED 7
CANCELLED 0
Last 14 days flight data
14 30 60 90
On Time Rate

United Airlines UA4423 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Thu 15 Jan
Scheduled On time
Saint Louis (STL) 2026-01-15T06:30
Chicago (ORD) 2026-01-15T08:05
Wed 14 Jan
Scheduled On time
Saint Louis (STL) 2026-01-14T06:30
Chicago (ORD) 2026-01-14T08:05
Tue 13 Jan
Scheduled On time
Saint Louis (STL) 2026-01-13T06:30
Chicago (ORD) 2026-01-13T08:05
Thu 08 Jan
Scheduled On time
Saint Louis (STL) 2026-01-08T06:30
Chicago (ORD) 2026-01-08T08:05
Wed 07 Jan
Scheduled On time
Saint Louis (STL) 2026-01-07T06:30
Chicago (ORD) 2026-01-07T08:05
Sat 27 Dec
Scheduled On time
Saint Louis (STL) 2025-12-27T06:30
Chicago (ORD) 2025-12-27T08:05
Fri 21 Nov
Arrived Delayed by 1h 42m
Saint Louis (STL) 2025-11-21T06:30
Chicago (ORD) 2025-11-21T07:59
2025-11-21T08:01
2025-11-21T09:41
Mon 17 Nov
Arrived On time
Saint Louis (STL) 2025-11-17T06:30
Chicago (ORD) 2025-11-17T07:59
2025-11-17T06:19
2025-11-17T07:40
Tue 04 Nov
Arrived On time
Saint Louis (STL) 2025-11-04T06:30
Chicago (ORD) 2025-11-04T07:59
2025-11-04T06:29
2025-11-04T07:43
Sun 02 Nov
Scheduled On time
Saint Louis (STL) 2025-11-02T06:30
Chicago (ORD) 2025-11-02T07:59

Flight routes similar to United Airlines UA4423

Airline Flight no Departure Arrival
Avianca AV2331
Avianca 		22/01/2026
11:20 		1 hours 35 minutes
12:55
Copa Airlines CM1498
Copa Airlines 		22/01/2026
08:05 		1 hours 35 minutes
09:40
Air Canada AC4925
Air Canada 		22/01/2026
08:05 		1 hours 35 minutes
09:40
American Airlines AA3458
American Airlines 		22/01/2026
13:35 		1 hours 22 minutes
14:57
Air New Zealand NZ2896
Air New Zealand 		22/01/2026
13:15 		1 hours 58 minutes
14:50
Aer Lingus EI7207
Aer Lingus 		22/01/2026
15:20 		1 hours 20 minutes
16:42
Emirates EK6401
Emirates 		22/01/2026
15:11 		1 hours 28 minutes
16:55
Air New Zealand NZ2898
Air New Zealand 		22/01/2026
16:49 		2 hours 14 minutes
18:32

United Airlines Flight UA4423 FAQs

What is the scheduled flight duration for United Airlines UA4423 flight?

On average, nonstop flight takes 1 hour(s) 35 minutes, with the flight distance of 415 km (258 miles).

What is the current status of United Airlines UA4423 flight?

The current status of flight United Airlines UA4423 is Scheduled On time.

What type of aircraft is used for the United Airlines UA4423 flight?

All United Airlines UA4423 flights are operated using Canadair (Bombardier) Regional Jet 700 and Challenger 870 aircraft.

When does the flight United Airlines UA4423 arrive?

Flight United Airlines UA4423 arrives at 08:05.

Which terminal the flight United Airlines UA4423 is arriving at?

Flight United Airlines UA4423 arrives in O'Hare International Airport at Terminal 2.

How many United Airlines UA4423 flights are operated a week?

7 flights per week. The Flight United Airlines UA4423 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .