United Airlines UA4031 flight status now

UA4031 - UAL4031 United Airlines (UA)
BUF Buffalo United States
Flight BUF to ORD
ORD Chicago United States
NO FLIGHTS IN THE LAST 14 DAYS Lasted record on 09-April-2020
Departure Buffalo Niagara International Airport
IATA: BUFICAO: KBUF
Scheduled 10:50
Arrival O'Hare International Airport
IATA: ORDICAO: KORD
Scheduled 11:47
MAIN
UA4031 Detail
  • Type: Domestic Flight
  • Flight Duration: 1 hours 22 minutes
  • Flight Distance: 762 kms / 473 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: NO FLIGHTS IN THE LAST 14 DAYS
Passenger Services
  • Service type: Normal passenger
  • Seats: 50
  • Freight capacity: 1 tons
  • Passenger classes: Economy, Shuttle, Premium Economy
More Detail
  • Aircraft: ERJ
  • Callsign: UAL4031
  • Departure Timezone: America/New_York
  • Arrival Timezone: America/Chicago
  • Current Time in Buffalo: Tuesday 2025-11-18 15:10 PM
  • Current Time in Chicago: Tuesday 2025-11-18 14:10 PM

Domestic flight United Airlines UA4031 takes off from Buffalo (BUF) United States to Chicago (ORD) United States. It's operated by United Airlines. The plane leaves Buffalo Niagara International Airport at 10:50 America/New_York. The flight is expected to land at O'Hare International Airport at 11:47 America/Chicago. The flight will last about 1 hours 22 minutes.

Similar flight route from Buffalo (BUF) to Chicago (ORD)

Airline Flight no Departure Arrival
American Airlines AA2359
American Airlines 		18/11/2025
07:40 		2 hours 3 minutes
08:40
ANA NH7075
ANA 		18/11/2025
13:52 		2 hours 3 minutes
14:55
United Airlines UA4381
United Airlines 		18/11/2025
13:52 		2 hours 3 minutes
14:55
GoJet Airlines G74381
GoJet Airlines 		18/11/2025
13:52 		2 hours 3 minutes
14:55
United Airlines UA5379
United Airlines 		18/11/2025
17:40 		2 hours 6 minutes
18:46
Air Canada AC5215
Air Canada 		18/11/2025
10:50 		2 hours 6 minutes
11:56
SkyWest Airlines OO5322
SkyWest Airlines 		18/11/2025
10:50 		2 hours 6 minutes
11:56
Alaska Airlines AS4409
Alaska Airlines 		18/11/2025
10:07 		1 hours 58 minutes
11:05

Frequently asked questions, answered

How long is the flight from Buffalo to Chicago?

On average, nonstop flight takes 1 hour(s) 22 minutes, with the flight distance of 762 km (473 miles).

What type of aircraft is used for the United Airlines UA4031 flight?

All United Airlines UA4031 flights are operated using ERJ aircraft.

Which terminal the flight United Airlines UA4031 is arriving at?

Flight United Airlines UA4031 arrives in O'Hare International Airport at Terminal MAIN.