United Airlines UA4559 Flight Status Today

Domestic flight United Airlines UA4559 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 18:40 11 February 2026 America/Chicago. The flight is expected to land at O'Hare International Airport at 20:23 11 February 2026 America/Chicago. The flight will last about 1 hours 43 minutes.

Current status of UA4559 is Scheduled On time Estimated Depart in 7 hours, 18 minutes

UA4559 - UAL4559 United Airlines (UA)
STL Saint Louis United States
Flight STL to ORD
ORD Chicago United States
Scheduled On time Estimated Depart in 7 hours, 18 minutes
Departure Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 18:40 11 February 2026
Estimated 18:40 11 February 2026
1 A19
Arrival O'Hare International Airport
IATA: ORDICAO: KORD
Scheduled 20:23 11 February 2026
Estimated 20:23 11 February 2026
2 F26
UA4559 Detail
  • Type: Domestic Flight
  • Code Shares: AC 4937, LH 8793, NZ 2902
  • Flight Duration: 1 hours 43 minutes
  • Flight Distance: 415 kms / 258 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 70
  • Freight capacity: 1.9 tons
  • Passenger classes: First Class, Economy, Business Class, Shuttle
More Detail
  • Aircraft: Canadair (Bombardier) Regional Jet 700 and Challenger 870
  • Callsign: T-KIAD61
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/Chicago
  • Current Time in Saint Louis: Wednesday 2026-02-11 11:22 AM
  • Current Time in Chicago: Wednesday 2026-02-11 11:22 AM

Flight routes similar to United Airlines UA4559

Airline Flight no Departure Arrival
Gulf Air GF6525
Gulf Air 		11/02/2026
15:20 		1 hours 22 minutes
16:42
Air Canada AC4913
Air Canada 		11/02/2026
06:30 		1 hours 35 minutes
08:05
Air Canada AC4919
Air Canada 		11/02/2026
16:49 		1 hours 43 minutes
18:32
Air Canada AC4915
Air Canada 		11/02/2026
13:15 		1 hours 35 minutes
14:50
Alaska Airlines AS6123
Alaska Airlines 		11/02/2026
15:20 		1 hours 22 minutes
16:42
American Airlines AA3365
American Airlines 		11/02/2026
08:31 		1 hours 29 minutes
10:00
Air Canada AC4937
Air Canada 		11/02/2026
18:40 		1 hours 43 minutes
20:23
Lufthansa LH8793
Lufthansa 		11/02/2026
18:40 		1 hours 43 minutes
20:23

United Airlines Flight UA4559 FAQs

What is the scheduled flight duration for United Airlines UA4559 flight?

On average, nonstop flight takes 1 hour(s) 43 minutes, with the flight distance of 415 km (258 miles).

What is the current status of United Airlines UA4559 flight?

The current status of flight United Airlines UA4559 is Scheduled On time.

What type of aircraft is used for the United Airlines UA4559 flight?

All United Airlines UA4559 flights are operated using Canadair (Bombardier) Regional Jet 700 and Challenger 870 aircraft.

When does the flight United Airlines UA4559 arrive?

Flight United Airlines UA4559 arrives at 20:23.

Which terminal the flight United Airlines UA4559 is arriving at?

Flight United Airlines UA4559 arrives in O'Hare International Airport at Terminal 2.

How many United Airlines UA4559 flights are operated a week?

2 flights per week. The Flight United Airlines UA4559 is operated on Saturday, Sunday.