฿4,400 Cheap United flights from Sacramento to San Diego (SMF→SAN)

View ฿4,400 flight on Wed, 26 Nov 2025Opens in a new window
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United flights from Sacramento to San Diego (SMF→SAN)

Prices were available within the past 7 days and start at ฿4,400 for one-way flights and ฿22,735 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, 5 Nov - Sun, 9 Nov
SMF
Sacramento
SAN
San Diego
฿22,735 Return, found 8 hours ago
฿22,735
Return
found 8 hours ago
Select United flight, departing Wed, 5 Nov from Sacramento to San Diego, returning Sun, 9 Nov, priced at ฿22,735 found 8 hours ago
Flight from Sacramento to San Diego route information
Origin airport
Sacramento Intl.
Destination airport
San Diego Intl.
Airlines serving
American Airlines, Delta, United
Popular airline
United
Distance
767 km
Average flight time
1 hour 30 mins

Frequently asked questions

How much is a United Airlines flight from Sacramento Intl. Airport (SMF) to San Diego Intl. Airport (SAN)?
You can discover cheap return United Airlines flights from ฿22,735 from SMF to SAN by sorting your results from "Price (lowest to highest)" on Expedia. Or search for options from ฿4,400 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SMF to SAN with United Airlines?
Look for return or one-way flights to San Diego in January or November. You could find a cheap fare with United Airlines during these quieter months.
Does United Airlines fly nonstop from Sacramento Intl. Airport (SMF) to San Diego Intl. Airport (SAN)?
Simply enter your dates, press search and check the "Nonstop" filter on Expedia to browse any direct flights from SMF to SAN with United Airlines or another airline.
What airports does United Airlines fly into in San Diego?
Hop on a United Airlines flight from Sacramento Intl. Airport (SMF) to San Diego, and you're most likely to arrive at San Diego Intl. Airport (SAN). This is the airline's primary hub here.
Can I change or cancel my United Airlines flight from Sacramento Intl. Airport (SMF) to San Diego Intl. Airport (SAN)?
It's usually possible to reschedule or cancel your flight, although additional charges may apply if you booked more than 24 hours ago. Need to keep your options open? Use our "No cancel fee" or "Changes included" filter to find flights that won't charge you extra if you have to alter your plans. To make changes, head to "Trips," select your flight and click on "Manage Booking" for more information.
*Available to Expedia members.