United Airlines UA4539 Flight Status Today

Domestic flight United Airlines UA4539 takes off from Roanoke (ROA) United States to Chicago (ORD) United States. It's operated by United Airlines. The plane leaves Roanoke-Blacksburg Regional Airport at 06:40 28 February 2026 America/New_York. The flight is expected to land at O'Hare International Airport at 07:57 28 February 2026 America/Chicago. The flight will last about 2 hours 17 minutes.

Current status of UA4539 is Scheduled Delayed by 51m Estimated Depart in 5 hours, 23 minutes

UA4539 - UAL4539 United Airlines (UA)
ROA Roanoke United States
Flight ROA to ORD
ORD Chicago United States
Scheduled Delayed by 51m Estimated Depart in 5 hours, 23 minutes
Departure Roanoke-Blacksburg Regional Airport
IATA: ROAICAO: KROA
Scheduled 06:40 28 February 2026
Estimated 07:31 28 February 2026
None 2
Arrival O'Hare International Airport
IATA: ORDICAO: KORD
Scheduled 07:57 28 February 2026
Estimated 08:48 28 February 2026
1 B23
UA4539 Detail
  • Type: Domestic Flight
  • Code Shares: NH 7783, NZ 2814
  • Flight Duration: 2 hours 17 minutes
  • Flight Distance: 854 kms / 531 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: Saturday
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: F-KORD9
  • Departure Timezone: America/New_York
  • Arrival Timezone: America/Chicago
  • Current Time in Roanoke: Saturday 2026-02-28 02:08 AM
  • Current Time in Chicago: Saturday 2026-02-28 01:08 AM

Flight routes similar to United Airlines UA4539

Airline Flight no Departure Arrival
American Airlines AA4723
American Airlines 		28/02/2026
07:33 		2 hours 18 minutes
08:51
United Airlines UA4425
United Airlines 		28/02/2026
17:33 		2 hours 14 minutes
18:50
Lufthansa LH8729
Lufthansa 		28/02/2026
10:43 		2 hours 10 minutes
12:00
Air New Zealand NZ2818
Air New Zealand 		28/02/2026
10:43 		1 hours 51 minutes
12:00
ANA NH7783
ANA 		28/02/2026
06:40 		1 hours 41 minutes
07:57
Qatar Airways QR9572
Qatar Airways 		28/02/2026
07:33 		2 hours 18 minutes
08:51
Republic Airlines YX4723
Republic Airlines 		28/02/2026
07:33 		2 hours 4 minutes
08:51
Lufthansa LH7683
Lufthansa 		28/02/2026
17:33 		2 hours 17 minutes
18:50

United Airlines Flight UA4539 FAQs

What is the scheduled flight duration for United Airlines UA4539 flight?

On average, nonstop flight takes 2 hour(s) 17 minutes, with the flight distance of 854 km (531 miles).

What is the current status of United Airlines UA4539 flight?

The current status of flight United Airlines UA4539 is Scheduled Delayed by 51m.

What type of aircraft is used for the United Airlines UA4539 flight?

All United Airlines UA4539 flights are operated using Canadair (Bombardier) Regional Jet 700 and Challenger 870 aircraft.

When does the flight United Airlines UA4539 arrive?

Flight United Airlines UA4539 arrives at 07:57.

Which terminal the flight United Airlines UA4539 is arriving at?

Flight United Airlines UA4539 arrives in O'Hare International Airport at Terminal 1.

How many United Airlines UA4539 flights are operated a week?

1 flights per week. The Flight United Airlines UA4539 is operated on Saturday.