UA4790 United Airlines - Flight Status
Below, you can find details about United Airlines flight UA4790, which currently operates between the airports of San Francisco - San Francisco International Airport (Airport Code SFO) and Sacramento - Sacramento International Airport (Airport Code SMF).
This flight data pertains specifically to the flight's details for Thursday, August 20, 2026.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA4790
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA4790
UA4790 On Time performance:
17
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
UA4790 United Airlines to Sacramento
Landed - Delayed
Delay: 17 minutes
Flight Status for Thursday August 20, 2026
This flight was also scheduled for Yesterday (August 19, 2026). See it here
This flight is also scheduled for Tomorrow (August 21, 2026). See it here
Landed - Delayed
Delay: 17 minutes
Flight Status for Thursday August 20, 2026
Airline information
United Airlines
Equipment: Canadair (Bombardier) Regional Jet 200
Departure
San Francisco (SFO)
August 20, 2026
San Francisco International Airport
Departed at:
12:47 pm
Terminal:
3
Gate:
F9
Scheduled Departure Time: 12:50 pm
Arrival
Sacramento (SMF)
August 20, 2026
Sacramento International Airport
Arrived at:
02:09 pm
Terminal:
A
Gate:
A15
Scheduled Arrival Time: 01:52 pm
Baggage: A1
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:
- NH7388 - ANA All Nippon Airways
- VA8237 - Virgin Australia
Additional Information
Which is the frequency of flight UA4790?
The flight UA4790 is scheduled to flight on daily basis.
Which is the distance of flight UA4790?
The distance between the two airports is 86 miles.
Which is the flight time of flight UA4790?
The scheduled flight time gate to gate is: 01:02 hours.
The real flight time gate to gate on average is: 01:10 hours.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
The flight UA4790 is scheduled to flight on daily basis.
Which is the distance of flight UA4790?
The distance between the two airports is 86 miles.
Which is the flight time of flight UA4790?
The scheduled flight time gate to gate is: 01:02 hours.
The real flight time gate to gate on average is: 01:10 hours.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
Alternative Flights
The following airline serve the same route between San Francisco and Sacramento:
United Airlines - Flight Number: UA1406.
United Airlines - Flight Number: UA1406.
Punctuality and delays
We have gathered data from recent months and present below an analysis of how timely the flights have been.
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: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from August 11, 2026 to August 16, 2026, we have obtained these figures.
Total number of flights: 6
On Time: 1 ( 17 % )
Moderate Delay: 4 ( 67 % )
Significant Delay: 0 ( 0 % )
Major Delay: 1 ( 17 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 27 minutes.
Total number of flights: 6
On Time: 1 ( 17 % )
Moderate Delay: 4 ( 67 % )
Significant Delay: 0 ( 0 % )
Major Delay: 1 ( 17 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 27 minutes.
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Last Past Flights UA4790
Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
19 August
19 August
01:16 pm
San Francisco (SFO)
San Francisco (SFO)
02:05 pm
Sacramento (SMF)
Sacramento (SMF)
00h 49min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Tuesday
18 August
18 August
02:26 pm
San Francisco (SFO)
San Francisco (SFO)
03:35 pm
Sacramento (SMF)
Sacramento (SMF)
01h 09min
Canadair (Bomb
Canadair (Bomb
Landed - Delayed
Monday
17 August
17 August
12:54 pm
San Francisco (SFO)
San Francisco (SFO)
02:27 pm
Sacramento (SMF)
Sacramento (SMF)
01h 33min
Canadair (Bomb
Canadair (Bomb
Landed - Delayed
Sunday
16 August
16 August
12:42 pm
San Francisco (SFO)
San Francisco (SFO)
02:07 pm
Sacramento (SMF)
Sacramento (SMF)
01h 25min
Canadair (Bomb
Canadair (Bomb
Landed - Delayed
Saturday
15 August
15 August
12:26 pm
San Francisco (SFO)
San Francisco (SFO)
01:36 pm
Sacramento (SMF)
Sacramento (SMF)
01h 10min
Canadair (Bomb
Canadair (Bomb
Landed - Delayed
Friday
14 August
14 August
02:07 pm
San Francisco (SFO)
San Francisco (SFO)
03:15 pm
Sacramento (SMF)
Sacramento (SMF)
01h 08min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Thursday
13 August
13 August
01:02 pm
San Francisco (SFO)
San Francisco (SFO)
02:09 pm
Sacramento (SMF)
Sacramento (SMF)
01h 07min
Canadair (Bomb
Canadair (Bomb
Landed - Delayed
Wednesday
12 August
12 August
12:44 pm
San Francisco (SFO)
San Francisco (SFO)
02:08 pm
Sacramento (SMF)
Sacramento (SMF)
01h 24min
Canadair (Bomb
Canadair (Bomb
Landed - Delayed
Tuesday
11 August
11 August
12:47 pm
San Francisco (SFO)
San Francisco (SFO)
01:37 pm
Sacramento (SMF)
Sacramento (SMF)
00h 50min
Canadair (Bomb
Canadair (Bomb
Landed - On-time