United Airlines UA543 Flight Status : Live Tracking & Updates

Domestic flight United Airlines UA543 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 07:00 07 May 2026 America/New_York. The flight is expected to land at O'Hare International Airport at 07:58 07 May 2026 America/Chicago. The flight will last about 1 hours 58 minutes.

Current status of UA543 is Scheduled On time Estimated Depart in 3 hours, 14 minutes

UA543 - UAL543 United Airlines (UA)
BUF Buffalo United States
Flight BUF to ORD
ORD Chicago United States
Scheduled On time Estimated Depart in 3 hours, 14 minutes
Departure Buffalo Niagara International Airport
IATA: BUFICAO: KBUF
Scheduled 07:00 07 May 2026
Estimated 07:00 07 May 2026
None 10
Arrival O'Hare International Airport
IATA: ORDICAO: KORD
Scheduled 07:58 07 May 2026
Estimated 07:58 07 May 2026
1 B9
UA543 Detail
  • Type: Domestic Flight
  • Code Shares: AC 5295, NH 7401, NZ 2110
  • Flight Duration: 1 hours 58 minutes
  • Flight Distance: 762 kms / 473 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 167
  • Freight capacity: 17.1 tons
  • Passenger classes: First Class, Economy, Business Class, Shuttle
More Detail
  • Aircraft: Boeing 737MAX 9 Passenger
  • Callsign: F-KVDF2
  • Departure Timezone: America/New_York
  • Arrival Timezone: America/Chicago
  • Current Time in Buffalo: Thursday 2026-05-07 03:46 AM
  • Current Time in Chicago: Thursday 2026-05-07 02:46 AM

United Airlines UA543 Flight Statistics

United Airlines
United Airlines
FLIGHT NO UA543
AIRPLANE Boeing 737MAX 9 Passenger
ON TIME 11
DELAYED 3
CANCELLED 0
ON TIME 25
DELAYED 5
CANCELLED 0
ON TIME 45
DELAYED 15
CANCELLED 0
ON TIME 61
DELAYED 23
CANCELLED 0
Last 14 days flight data
14 30 60 90
On Time Rate

United Airlines UA543 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Thu 30 Apr
Scheduled On time
Buffalo (BUF) 2026-04-30T07:00
Chicago (ORD) 2026-04-30T07:58
Wed 29 Apr
Departed Delayed by 21m
Buffalo (BUF) 2026-04-29T10:30
Chicago (ORD) 2026-04-29T13:12
2026-04-29T10:56
Mon 27 Apr
Departed Delayed by 27m
Buffalo (BUF) 2026-04-27T10:30
Chicago (ORD) 2026-04-27T13:12
2026-04-27T10:38
Wed 22 Apr
Departed On time
Buffalo (BUF) 2026-04-22T10:30
Chicago (ORD) 2026-04-22T13:12
2026-04-22T10:26
Mon 20 Apr
Scheduled Delayed by 55m
Buffalo (BUF) 2026-04-20T10:30
Chicago (ORD) 2026-04-20T13:12
Sat 18 Apr
Departed On time
Buffalo (BUF) 2026-04-18T10:30
Chicago (ORD) 2026-04-18T13:27
2026-04-18T10:37
Mon 13 Apr
Scheduled On time
Buffalo (BUF) 2026-04-13T10:30
Chicago (ORD) 2026-04-13T13:12
Sun 12 Apr
Arrived Delayed by 46m
Buffalo (BUF) 2026-04-12T10:30
Chicago (ORD) 2026-04-12T13:12
2026-04-12T11:28
2026-04-12T13:58
Thu 09 Apr
Arrived On time
Buffalo (BUF) 2026-04-09T10:30
Chicago (ORD) 2026-04-09T13:12
2026-04-09T10:29
2026-04-09T13:07
Wed 08 Apr
Arrived Delayed by 3h 46m
Buffalo (BUF) 2026-04-08T10:30
Chicago (ORD) 2026-04-08T13:12
2026-04-08T14:31
2026-04-08T16:58

Flight routes similar to United Airlines UA543

Airline Flight no Departure Arrival
Air New Zealand NZ2114
Air New Zealand 		07/05/2026
17:55 		1 hours 56 minutes
18:51
ANA NH7401
ANA 		07/05/2026
07:00 		1 hours 58 minutes
07:58
Air Canada AC3235
Air Canada 		07/05/2026
13:57 		1 hours 58 minutes
14:55
Air New Zealand NZ2112
Air New Zealand 		07/05/2026
11:02 		1 hours 58 minutes
12:00
Air New Zealand NZ2116
Air New Zealand 		07/05/2026
13:57 		1 hours 58 minutes
14:55
Gulf Air GF6789
Gulf Air 		07/05/2026
18:00 		2 hours 17 minutes
19:17
United Airlines UA2032
United Airlines 		07/05/2026
17:55 		1 hours 56 minutes
18:51
Qatar Airways QR8700
Qatar Airways 		07/05/2026
11:31 		2 hours 3 minutes
12:34

United Airlines Flight UA543 FAQs

What is the scheduled flight duration for United Airlines UA543 flight?

On average, nonstop flight takes 1 hour(s) 58 minutes, with the flight distance of 762 km (473 miles).

What is the current status of United Airlines UA543 flight?

The current status of flight United Airlines UA543 is Scheduled On time.

What type of aircraft is used for the United Airlines UA543 flight?

All United Airlines UA543 flights are operated using Boeing 737MAX 9 Passenger aircraft.

When does the flight United Airlines UA543 arrive?

Flight United Airlines UA543 arrives at 07:58.

Which terminal the flight United Airlines UA543 is arriving at?

Flight United Airlines UA543 arrives in O'Hare International Airport at Terminal 1.

How many United Airlines UA543 flights are operated a week?

7 flights per week. The Flight United Airlines UA543 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .