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

UA2423 United Airlines - Flight Status

Below, you can find details about United Airlines flight UA2423, which currently operates between the airports of Miami - Miami International Airport (Airport Code MIA) and San Francisco - San Francisco International Airport (Airport Code SFO).
This flight data pertains specifically to the flight's details for Saturday, August 23, 2025.

UA2423 On Time performance:
60
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

UA2423 United Airlines from Miami

Scheduled - On-time
Flight Status for Saturday August 23, 2025
This flight was also scheduled for Yesterday (August 21, 2025). See it here
This flight is also scheduled for Today (August 22, 2025). See it here

Airline information

United Airlines
United Airlines
Equipment: Boeing 737MAX 8 Passenger

Departure

Miami (MIA)
August 23, 2025
Miami International Airport
Estimated Departure Time:
06:35 pm
Terminal:
S
Gate:
H17
Scheduled Departure Time: 06:35 pm

Arrival

San Francisco (SFO)
August 23, 2025
San Francisco International Airport
Estimated Arrival Time:
09:49 pm
Terminal:
3
Gate:
-
Scheduled Arrival Time: 09:49 pm
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:

- CM2873 - Copa Airlines

- NZ2924 - Air New Zealand

- VA8394 - Virgin Australia

Additional Information

Which is the frequency of flight UA2423?
The flight UA2423 is scheduled to flight on daily basis.

Which is the distance of flight UA2423?
The distance between the two airports is 2583 miles.

Which is the flight time of flight UA2423?
The scheduled flight time gate to gate is: 06:14 hours.
The real flight time gate to gate on average is: 05:57 hours.

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 Miami: 2025-08-22 22:30:41
Current Time in San Francisco: 2025-08-22 19:30:41

Alternative Flights

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

American Airlines
- Flight Number: AA2035. (On Time performance: 60 - Average Delay: 33 minutes)
- Flight Number: AA2426. (On Time performance: 73 - Average Delay: 23 minutes)
- Flight Number: AA2753. (On Time performance: 90 - Average Delay: 6 minutes)
- Flight Number: AA3012. (On Time performance: 94 - Average Delay: 4 minutes)

United Airlines
- Flight Number: UA1746. (On Time performance: 76 - Average Delay: 13 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from May 21, 2025 to August 20, 2025, we have obtained these figures.
Total number of flights: 57
On Time: 34 ( 60 % )
Moderate Delay: 9 ( 16 % )
Significant Delay: 8 ( 14 % )
Major Delay: 5 ( 9 % )
Canceled: 0 ( 0 % )
Diverted: 1 ( 2 % )

Average Delay: 24 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from February 21, 2025 to August 20, 2025. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from August 19, 2024 to July 31, 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.

Last Past Flights UA2423

Date
Departure
Arrival
Duration
Aircraft
Status
Thursday
21 August
07:09 pm
Miami (MIA)
10:25 pm
San Francisco (SFO)
06h 16min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Wednesday
20 August
06:55 pm
Miami (MIA)
09:28 pm
San Francisco (SFO)
05h 33min
Boeing 737-800
Boeing 737-800
Landed - On-time
Tuesday
19 August
07:19 pm
Miami (MIA)
10:09 pm
San Francisco (SFO)
05h 50min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Monday
18 August
06:55 pm
Miami (MIA)
10:26 pm
San Francisco (SFO)
06h 31min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Sunday
17 August
06:34 pm
Miami (MIA)
09:41 pm
San Francisco (SFO)
06h 07min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Saturday
16 August
06:26 pm
Miami (MIA)
09:23 pm
San Francisco (SFO)
05h 57min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
15 August
06:37 pm
Miami (MIA)
09:44 pm
San Francisco (SFO)
06h 07min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Thursday
14 August
06:25 pm
Miami (MIA)
09:13 pm
San Francisco (SFO)
05h 48min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Wednesday
13 August
06:44 pm
Miami (MIA)
09:42 pm
San Francisco (SFO)
05h 58min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Tuesday
12 August
06:43 pm
Miami (MIA)
09:28 pm
San Francisco (SFO)
05h 45min
Boeing 737MAX
Boeing 737MAX
Landed - On-time