Informational Guide to San Diego Airport (SAN) - NON OFFICIAL

UA1142 United Airlines - Flight Status

Below, you can find details about United Airlines flight UA1142, which currently operates between the airports of San Francisco - San Francisco International Airport (Airport Code SFO) and San Diego - San Diego International Airport (Airport Code SAN).
This flight data pertains specifically to the flight's details for Saturday, October 04, 2025.

UA1142 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

UA1142 United Airlines from San Francisco

Scheduled - On-time
Flight Status for Saturday October 04, 2025
This flight was also scheduled for Yesterday (October 02, 2025). See it here
This flight is also scheduled for Today (October 03, 2025). See it here

Airline information

United Airlines
United Airlines
Equipment: Boeing 737MAX 8 Passenger

Departure

San Francisco (SFO)
October 04, 2025
San Francisco International Airport
Estimated Departure Time:
02:20 pm
Terminal:
3
Gate:
E11
Scheduled Departure Time: 02:20 pm

Arrival

San Diego (SAN)
October 04, 2025
San Diego International Airport
Estimated Arrival Time:
03:59 pm
Terminal:
2
Gate:
42
Scheduled Arrival Time: 03:59 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.san-diego-airport.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:

- AC4466 - Air Canada

- CA7335 - Air China

- NH7300 - ANA All Nippon Airways

- VA8431 - Virgin Australia

Additional Information

Which is the frequency of flight UA1142?
The flight UA1142 is scheduled to flight on daily basis.

Which is the distance of flight UA1142?
The distance between the two airports is 447 miles.

Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.

Alternative Flights

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

Alaska Airlines
- Flight Number: AS3206. (On Time performance: 92 - Average Delay: 4 minutes)
- Flight Number: AS3376. (On Time performance: 73 - Average Delay: 14 minutes)
- Flight Number: AS3452. (On Time performance: 65 - Average Delay: 20 minutes)
- Flight Number: AS3473. (On Time performance: 56 - Average Delay: 19 minutes)
- Flight Number: AS3482. (On Time performance: 66 - Average Delay: 19 minutes)
- Flight Number: AS3490. (On Time performance: 90 - Average Delay: 9 minutes)
- Flight Number: AS912. (On Time performance: 88 - Average Delay: 7 minutes)

Frontier Airlines
- Flight Number: F93384. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: F94306. (On Time performance: 45 - Average Delay: 25 minutes)

United Airlines
- Flight Number: UA1074. (On Time performance: 67 - Average Delay: 17 minutes)
- Flight Number: UA1106. (On Time performance: 84 - Average Delay: 11 minutes)
- Flight Number: UA1434. (On Time performance: 77 - Average Delay: 14 minutes)
- Flight Number: UA1483. (On Time performance: 80 - Average Delay: 8 minutes)
- Flight Number: UA1712. (On Time performance: 91 - Average Delay: 5 minutes)
- Flight Number: UA1812. (On Time performance: 78 - Average Delay: 9 minutes)
- Flight Number: UA2237. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: UA2633. (On Time performance: 69 - Average Delay: 19 minutes)
- Flight Number: UA2861. (On Time performance: 80 - Average Delay: 12 minutes)
- Flight Number: UA682. (On Time performance: 80 - Average Delay: 7 minutes)

Southwest Airlines
- Flight Number: WN1843. (On Time performance: 83 - Average Delay: 22 minutes)
- Flight Number: WN2053. (On Time performance: 44 - Average Delay: 29 minutes)
- Flight Number: WN2649. (On Time performance: 40 - Average Delay: 60 minutes)
- Flight Number: WN3734. (On Time performance: 57 - Average Delay: 20 minutes)
- Flight Number: WN4012. (On Time performance: 69 - Average Delay: 20 minutes)
- Flight Number: WN494. (On Time performance: 42 - Average Delay: 30 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: 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 UA1142

Date
Departure
Arrival
Duration
Aircraft
Status
Thursday
02 October
02:24 pm
San Francisco (SFO)
04:08 pm
San Diego (SAN)
01h 44min
Boeing 737-800
Boeing 737-800
Landed - On-time
Wednesday
01 October
04:02 pm
San Francisco (SFO)
06:01 pm
San Diego (SAN)
01h 59min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Tuesday
30 September
04:05 pm
San Francisco (SFO)
05:30 pm
San Diego (SAN)
01h 25min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Monday
29 September
02:14 pm
San Francisco (SFO)
03:52 pm
San Diego (SAN)
01h 38min
Boeing 737-800
Boeing 737-800
Landed - On-time
Sunday
28 September
03:26 pm
San Francisco (SFO)
04:51 pm
San Diego (SAN)
01h 25min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Saturday
27 September
02:17 pm
San Francisco (SFO)
03:49 pm
San Diego (SAN)
01h 32min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
26 September
02:20 pm
San Francisco (SFO)
03:53 pm
San Diego (SAN)
01h 33min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Thursday
25 September
02:30 pm
San Francisco (SFO)
04:32 pm
San Diego (SAN)
02h 02min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed