United Airlines UA643 Flight Status Today

Domestic flight United Airlines UA643 takes off from San Francisco (SFO) United States to Santa Ana (SNA) United States. It's operated by United Airlines. The plane leaves San Francisco International Airport at 10:45 18 March 2026 America/Los_Angeles. The flight is expected to land at John Wayne Airport at 12:22 18 March 2026 America/Los_Angeles. The flight will last about 1 hours 34 minutes.

Current status of UA643 is Arrived On time

UA643 - UAL643 United Airlines (UA)
SFO San Francisco United States
Flight SFO to SNA
SNA Santa Ana United States
Arrived On time
Departure San Francisco International Airport
IATA: SFOICAO: KSFO
Scheduled 10:45 18 March 2026
Actual 10:40 18 March 2026
3 E7
Arrival John Wayne Airport
IATA: SNAICAO: KSNA
Scheduled 12:22 18 March 2026
Actual 12:14 18 March 2026
B 10
UA643 Detail
  • Type: Domestic Flight
  • Code Shares: AC 3054, NZ 9717, VA 8495
  • Flight Duration: 1 hours 34 minutes
  • Flight Distance: 599 kms / 372 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 8 Passenger
  • Callsign: F-NZAA2
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/Los_Angeles
  • Current Time in San Francisco: Wednesday 2026-03-18 19:25 PM
  • Current Time in Santa Ana: Wednesday 2026-03-18 19:25 PM

United Airlines UA643 Flight Statistics

United Airlines
United Airlines
FLIGHT NO UA643
AIRPLANE Boeing 737MAX 8 Passenger
ON TIME 11
DELAYED 3
CANCELLED 0
ON TIME 26
DELAYED 3
CANCELLED 0
ON TIME 47
DELAYED 5
CANCELLED 0
ON TIME 64
DELAYED 6
CANCELLED 1
Last 14 days flight data
14 30 60 90
On Time Rate

United Airlines UA643 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Tue 17 Mar
Scheduled On time
San Francisco (SFO) 2026-03-17T10:45
Santa Ana (SNA) 2026-03-17T12:22
Mon 16 Mar
Arrived On time
San Francisco (SFO) 2026-03-16T10:45
Santa Ana (SNA) 2026-03-16T12:22
2026-03-16T10:44
2026-03-16T12:23
Sun 15 Mar
Arrived On time
San Francisco (SFO) 2026-03-15T10:45
Santa Ana (SNA) 2026-03-15T12:22
2026-03-15T10:45
2026-03-15T12:18
Mon 09 Mar
Arrived On time
San Francisco (SFO) 2026-03-09T10:45
Santa Ana (SNA) 2026-03-09T12:22
2026-03-09T10:37
2026-03-09T12:02
Mon 02 Mar
Scheduled On time
San Francisco (SFO) 2026-03-02T15:25
Santa Ana (SNA) 2026-03-02T20:35
Thu 26 Feb
Scheduled On time
San Francisco (SFO) 2026-02-26T15:25
Santa Ana (SNA) 2026-02-26T20:35
Wed 25 Feb
Arrived On time
San Francisco (SFO) 2026-02-25T15:25
Santa Ana (SNA) 2026-02-25T20:35
2026-02-25T15:20
2026-02-25T20:29
Tue 24 Feb
Departed On time
San Francisco (SFO) 2026-02-24T06:00
Santa Ana (SNA) 2026-02-24T07:48
2026-02-24T05:56
Sat 21 Feb
Arrived On time
San Francisco (SFO) 2026-02-21T15:25
Santa Ana (SNA) 2026-02-21T20:35
2026-02-21T15:14
2026-02-21T20:07
Fri 20 Feb
Scheduled On time
San Francisco (SFO) 2026-02-20T10:43
Santa Ana (SNA) 2026-02-20T12:18

Flight routes similar to United Airlines UA643

Airline Flight no Departure Arrival
United Airlines UA589
United Airlines 		18/03/2026
19:10 		1 hours 40 minutes
20:50
American Airlines AA9298
American Airlines 		18/03/2026
16:19 		1 hours 39 minutes
17:58
Air Canada AC4332
Air Canada 		18/03/2026
17:22 		1 hours 45 minutes
19:07
Japan Airlines JL5458
Japan Airlines 		18/03/2026
13:46 		1 hours 24 minutes
15:26
Air New Zealand NZ9717
Air New Zealand 		18/03/2026
10:45 		1 hours 28 minutes
12:22
Air New Zealand NZ9699
Air New Zealand 		18/03/2026
16:50 		1 hours 45 minutes
18:35
Alaska Airlines AS3450
Alaska Airlines 		18/03/2026
09:28 		1 hours 43 minutes
11:11
Alaska Airlines AS3492
Alaska Airlines 		18/03/2026
19:23 		1 hours 40 minutes
21:03

United Airlines Flight UA643 FAQs

What is the scheduled flight duration for United Airlines UA643 flight?

On average, nonstop flight takes 1 hour(s) 34 minutes, with the flight distance of 599 km (372 miles).

What is the current status of United Airlines UA643 flight?

The current status of flight United Airlines UA643 is Arrived On time.

What type of aircraft is used for the United Airlines UA643 flight?

All United Airlines UA643 flights are operated using Boeing 737MAX 8 Passenger aircraft.

When does the flight United Airlines UA643 arrive?

Flight United Airlines UA643 arrives at 12:22.

Which terminal the flight United Airlines UA643 is arriving at?

Flight United Airlines UA643 arrives in John Wayne Airport at Terminal B.

How many United Airlines UA643 flights are operated a week?

7 flights per week. The Flight United Airlines UA643 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .