United Cheap Flights from Los Angeles to San Diego

View €163 flight on Tue, 2 Jun 2026Opens in a new window

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Prices were available within the past 7 days and start at €163 for one-way flights and €268 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, 18 May - Mon, 25 May
LAX
Los Angeles
SAN
San Diego
€268 Return, found 3 days ago
€268
Return
found 3 days ago
Select United flight, departing Mon, 18 May from Los Angeles to San Diego, returning Mon, 25 May, priced at €268 found 3 days ago
United
Fri, 24 Apr - Sun, 26 Apr
LAX
Los Angeles
SAN
San Diego
€282 Return, found 3 days ago
€282
Return
found 3 days ago
Select United flight, departing Fri, 24 Apr from Los Angeles to San Diego, returning Sun, 26 Apr, priced at €282 found 3 days ago
United
Thu, 30 Apr - Sun, 3 May
LAX
Los Angeles
SAN
San Diego
€286 Return, found 6 hours ago
€286
Return
found 6 hours ago
Select United flight, departing Thu, 30 Apr from Los Angeles to San Diego, returning Sun, 3 May, priced at €286 found 6 hours ago
United
Sat, 2 May - Mon, 4 May
LAX
Los Angeles
SAN
San Diego
€289 Return, found 4 days ago
€289
Return
found 4 days ago
Select United flight, departing Sat, 2 May from Los Angeles to San Diego, returning Mon, 4 May, priced at €289 found 4 days ago
United
Sat, 2 May - Mon, 4 May
LAX
Los Angeles
SAN
San Diego
€307 Return, found 4 days ago
€307
Return
found 4 days ago
Select United flight, departing Sat, 2 May from Los Angeles to San Diego, returning Mon, 4 May, priced at €307 found 4 days ago
United
Thu, 30 Apr - Sun, 3 May
LAX
Los Angeles
SAN
San Diego
€348 Return, found 6 hours ago
€348
Return
found 6 hours ago
Select United flight, departing Thu, 30 Apr from Los Angeles to San Diego, returning Sun, 3 May, priced at €348 found 6 hours ago
United
Thu, 30 Apr - Sun, 3 May
LAX
Los Angeles
SAN
San Diego
€370 Return, found 6 hours ago
€370
Return
found 6 hours ago
Select United flight, departing Thu, 30 Apr from Los Angeles to San Diego, returning Sun, 3 May, priced at €370 found 6 hours ago

Frequently asked questions

How much is a United Airlines flight from Los Angeles Intl. Airport (LAX) to San Diego Intl. Airport (SAN)?
Landing cheap one-way United Airlines flights from LAX to SAN from €163 on Expedia couldn't be simpler — just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares from €268 for your next exciting getaway.**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 LAX to SAN with United Airlines?
United Airlines flights to San Diego are usually more affordable in the off-peak months of January and November. Whether you're in search of a round-trip or one-way ticket, you could find a better deal then.
Does United Airlines fly nonstop from Los Angeles Intl. Airport (LAX) to San Diego Intl. Airport (SAN)?
You can easily fly from Los Angeles Intl. Airport (LAX) to San Diego Intl. Airport (SAN) on one of United Airlines's 21 weekly direct flights. Apply our "Nonstop" and "Airline" filters to find the United Airlines flight that'll take you to SAN at a time that suits you.
How long does it take to fly from LAX to SAN with United Airlines?
On average, it takes 1h 3m to travel nonstop from Los Angeles Intl. Airport (LAX) to San Diego Intl. Airport (SAN) with United Airlines.
Which day of the week has the most United Airlines flights from Los Angeles Intl. Airport (LAX) to San Diego Intl. Airport (SAN)?
If you're looking for flexibility, Tuesday offers the most choice for United Airlines flights from Los Angeles Intl. Airport (LAX) to San Diego Intl. Airport (SAN). You can pick from 3 different departures.
What airports does United Airlines fly into in San Diego?
San Diego Intl. Airport (SAN) is the main San Diego gateway for United Airlines flights from Los Angeles Intl. Airport (LAX).
What type of plane does United Airlines fly from Los Angeles Intl. Airport (LAX) to San Diego Intl. Airport (SAN)?
You'll probably travel on an Embraer 175 for your United Airlines flight from Los Angeles Intl. Airport (LAX) to San Diego Intl. Airport (SAN). However, you could end up on another aircraft if there's an operational need.
Can I change or cancel my United Airlines flight from Los Angeles Intl. Airport (LAX) to San Diego Intl. Airport (SAN)?
You can usually cancel or reschedule your flight, although additional charges may apply if you booked over 24 hours ago. Need to keep your options open? Use our "Changes included" and "No cancel fee" filters to find flights that won't charge you extra if you need to revise your plans. To update your booking, go to "Trips," select your flight and click on "Manage Booking" for more information.

Travel information

0
Origin airport
Los Angeles Intl.
Destination airport
San Diego Intl.
Distance
174 km

Explore a world of travel with Expedia

*Available to Expedia members.