Informational Guide to San Francisco Airport (SFO) - NON OFFICIAL

UA863 United Airlines - Flight Status

Below, you can find details about United Airlines flight UA863, which currently operates between the airports of San Francisco - San Francisco International Airport (Airport Code SFO) and Sydney - Sydney Kingsford Smith International Airport (Airport Code SYD).
This flight data pertains specifically to the flight's details for Monday, December 29, 2025.

UA863 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Flight Status

UA863 United Airlines to Sydney

Scheduled - On-time
Flight Status for Monday December 29, 2025
This flight was also scheduled for Yesterday (December 28, 2025). See it here
This flight is also scheduled for Tomorrow (December 30, 2025). See it here

Airline information

United Airlines
United Airlines
Equipment: Boeing 777-200 / 200ER

Departure

San Francisco (SFO)
December 29, 2025
San Francisco International Airport
Estimated Departure Time:
11:00 pm
Terminal:
IN - International
Gate:
G10
Scheduled Departure Time: 11:00 pm

Arrival

Sydney (SYD)
December 31, 2025
Sydney Kingsford Smith International Airport
Estimated Arrival Time:
09:15 am
Terminal:
1
Gate:
-
Scheduled Arrival Time: 09:15 am
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.airport-sfo.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- LH9327 - Lufthansa

- LX3158 - Swiss

- NZ9863 - Air New Zealand

- VA8005 - Virgin Australia

Additional Information

Which is the frequency of flight UA863?
The flight UA863 is scheduled to flight on daily basis.

Which is the distance of flight UA863?
The distance between the two airports is 7426 miles.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in San Francisco: 2025-12-29 04:56:17
Current Time in Sydney: 2025-12-29 23:56:17

Alternative Flights

The following airlines serves the same route between San Francisco and Sydney:

Qantas
- Flight Number: QF74. (On Time performance: 95 - Average Delay: 13 minutes)

United Airlines
- Flight Number: UA829. (On Time performance: 87 - Average Delay: -76 minutes)

Punctuality and delays

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from December 02, 2024 to November 30, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Note: We have excluded some months from the graph, since the quantity and quality of the data is not representative enough.

Last Past Flights UA863

Date
Departure
Arrival
Duration
Aircraft
Status
Tuesday
30 December
12:46 am
San Francisco (SFO)
10:38 am
Sydney (SYD)
14h 52min
Boeing 777-200
Boeing 777-200
- Delayed
Monday
29 December
11:16 pm
San Francisco (SFO)
09:09 am
Sydney (SYD)
14h 53min
Boeing 777-200
Boeing 777-200
- On-time
Sunday
28 December
11:25 pm
San Francisco (SFO)
09:06 am
Sydney (SYD)
14h 41min
Boeing 777-200
Boeing 777-200
- On-time
Saturday
27 December
11:18 pm
San Francisco (SFO)
10:04 am
Sydney (SYD)
15h 46min
Boeing 777-200
Boeing 777-200
- Delayed
Friday
26 December
11:08 pm
San Francisco (SFO)
09:50 am
Sydney (SYD)
15h 42min
Boeing 777-200
Boeing 777-200
- Delayed
Thursday
25 December
11:08 pm
San Francisco (SFO)
09:13 am
Sydney (SYD)
15h 05min
Boeing 777-200
Boeing 777-200
- On-time
Wednesday
24 December
11:19 pm
San Francisco (SFO)
09:30 am
Sydney (SYD)
15h 11min
Boeing 777-200
Boeing 777-200
- Delayed
Tuesday
23 December
11:16 pm
San Francisco (SFO)
09:17 am
Sydney (SYD)
15h 01min
Boeing 777-200
Boeing 777-200
- On-time
Monday
22 December
11:13 pm
San Francisco (SFO)
09:04 am
Sydney (SYD)
14h 51min
Boeing 777-200
Boeing 777-200
- On-time
Sunday
21 December
11:00 pm
San Francisco (SFO)
08:58 am
Sydney (SYD)
14h 58min