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

UA3439 United Airlines - Flight Status

Below, you can find details about United Airlines flight UA3439, which currently operates between the airports of Sacramento - Sacramento International Airport (Airport Code SMF) and San Diego - San Diego International Airport (Airport Code SAN).
This flight data pertains specifically to the flight's details for Monday, July 14, 2025.

UA3439 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

UA3439 United Airlines from Sacramento

Landed - On-time
Flight Status for Monday July 14, 2025

Airline information

United Airlines
United Airlines
Equipment: Embraer 175 (Enhanced Winglets)

Departure

Sacramento (SMF)
July 14, 2025
Sacramento International Airport
Departed at:
02:59 pm
Terminal:
-
Gate:
-
Scheduled Departure Time: 02:56 pm

Arrival

San Diego (SAN)
July 14, 2025
San Diego International Airport
Arrived at:
04:10 pm
Terminal:
-
Gate:
-
Scheduled Arrival Time: 04:11 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.

Additional Information

Which is the frequency of flight UA3439?
The flight UA3439 is scheduled to flight on Monday, Wednesday, Thursday, Friday, Sunday on a weekly basis.

Which is the distance of flight UA3439?
The distance between the two airports is 480 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 Sacramento and San Diego:

Alaska Airlines
- Flight Number: AS3368. (On Time performance: 87 - Average Delay: 7 minutes)
- Flight Number: AS3398. (On Time performance: 94 - Average Delay: 8 minutes)
- Flight Number: AS3410. (On Time performance: 72 - Average Delay: 14 minutes)
- Flight Number: AS3439. (On Time performance: 83 - Average Delay: 11 minutes)

Southwest Airlines
- Flight Number: WN1482. (On Time performance: 44 - Average Delay: 28 minutes)
- Flight Number: WN1786. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: WN1856. (On Time performance: 42 - Average Delay: 30 minutes)
- Flight Number: WN1934. (On Time performance: 100 - Average Delay: 2 minutes)
- Flight Number: WN1983. (On Time performance: 72 - Average Delay: 15 minutes)
- Flight Number: WN2438. (On Time performance: 59 - Average Delay: 19 minutes)
- Flight Number: WN2520. (On Time performance: 54 - Average Delay: 25 minutes)
- Flight Number: WN2680. (On Time performance: 40 - Average Delay: 15 minutes)
- Flight Number: WN2788. (On Time performance: 94 - Average Delay: 3 minutes)
- Flight Number: WN2874. (On Time performance: 90 - Average Delay: 5 minutes)
- Flight Number: WN2877. (On Time performance: 88 - Average Delay: 5 minutes)
- Flight Number: WN3034. (On Time performance: 68 - Average Delay: 15 minutes)
- Flight Number: WN3418. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: WN3652. (On Time performance: 95 - Average Delay: 2 minutes)
- Flight Number: WN3689. (On Time performance: 75 - Average Delay: 17 minutes)
- Flight Number: WN3698. (On Time performance: 38 - Average Delay: 37 minutes)
- Flight Number: WN3889. (On Time performance: 91 - Average Delay: 2 minutes)
- Flight Number: WN4357. (On Time performance: 68 - Average Delay: 17 minutes)
- Flight Number: WN4404. (On Time performance: 60 - Average Delay: 16 minutes)
- Flight Number: WN4572. (On Time performance: 45 - Average Delay: 20 minutes)
- Flight Number: WN4573. (On Time performance: 42 - Average Delay: 35 minutes)
- Flight Number: WN4920. (On Time performance: 52 - Average Delay: 34 minutes)
- Flight Number: WN540. (On Time performance: 63 - Average Delay: 23 minutes)
- Flight Number: WN874. (On Time performance: 20 - Average Delay: 54 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 UA3439

Date
Departure
Arrival
Duration
Aircraft
Status
Monday
14 July
02:59 pm
Sacramento (SMF)
04:10 pm
San Diego (SAN)
01h 11min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Sunday
13 July
03:16 pm
Sacramento (SMF)
04:29 pm
San Diego (SAN)
01h 13min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Friday
11 July
03:21 pm
Sacramento (SMF)
04:34 pm
San Diego (SAN)
01h 13min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Thursday
10 July
04:08 pm
Sacramento (SMF)
05:19 pm
San Diego (SAN)
01h 11min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Wednesday
09 July
03:14 pm
Sacramento (SMF)
04:29 pm
San Diego (SAN)
01h 15min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed