Cheap flights from Los Angeles to San Diego from £48

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SAN
16 Nov — 23 Nov1
1 adult
1 adult, Economy

Cheap flight deals from Los Angeles to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 October 2025.

Round-trip from

£82

One-way from

£48

Popular in

November

Cheapest in

January

Average price

£182

Good one-way deal

£271 or less
Frontier
  • Frontier
  • 12/11-19/11
  • 2 total stops
  • 30h 52m total
  • Los Angeles to San Diego
Alaska Airlines
  • Alaska Airlines
  • 9/12
  • 1 total stop
  • 4h 14m total
  • Los Angeles to San Diego
Highest demand for flights based on searches. 8% potential increase in price (£10 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).
Average for round-trip flights in October 2025
Price to beat on a one-way flight from Los Angeles to San Diego.

Find flight deals from Los Angeles to San Diego

Enter your travel dates to find the best prices.

Cheapest flights from Los Angeles to San Diego
Explore the most affordable flight options available from Los Angeles to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.

Wed 12/1115:27LAX - SAN
1 stop21h 08mFrontier
Wed 19/1108:00SAN - LAX
1 stop9h 44mFrontier
Deal found 14/10£82
Thu 4/1208:02LAX - SAN
1 stop8h 18mAlaska Airlines
Wed 10/1220:59SAN - LAX
1 stop14h 24mAlaska Airlines
Deal found 14/10£97
Wed 12/1109:04LAX - SAN
2 stops11h 20mMultiple Airlines
Wed 19/1108:00SAN - LAX
1 stop9h 44mMultiple Airlines
Deal found 14/10£110
Tue 4/1116:01LAX - SAN
1 stop19h 49mAlaska Airlines
Tue 11/1108:01SAN - LAX
1 stop4h 10mAlaska Airlines
Deal found 14/10£117
Thu 6/1122:10LAX - SAN
Nonstop0h 56mDelta
Sun 9/1109:59SAN - LAX
Nonstop1h 11mDelta
Deal found 16/10£133
Sat 1/1108:20LAX - SAN
Nonstop1h 00mDelta
Thu 13/1109:59SAN - LAX
Nonstop1h 11mDelta
Deal found 17/10£137
Wed 10/1222:27LAX - SAN
1 stop10h 13mAlaska Airlines
Thu 11/1213:48SAN - LAX
1 stop7h 01mAlaska Airlines
Deal found 16/10£139
Wed 29/1008:20LAX - SAN
Nonstop1h 00mDelta
Sat 1/1119:48SAN - LAX
Nonstop1h 15mDelta
Deal found 15/10£141
Fri 26/1209:21LAX - SAN
Nonstop1h 09mUnited Airlines
Sat 10/111:08SAN - LAX
Nonstop1h 10mUnited Airlines
Deal found 15/10£144

Cheapflights Fare Finder

 
Customise your flight search to find flights from Los Angeles to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 October 2025.
Use the filters below to find and compare flights from Los Angeles to San Diego that are best for you.

Fly from

Los Angeles

Fly to

San Diego

Route

Depart

Return

Price

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Tue 4/11

16:01-11:50

1 stop19h 49m

San Diego

Tue 11/11

08:01-12:11

1 stop4h 10m

£117

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Tue 3/3

08:00-16:23

1 stop8h 23m

San Diego

Wed 4/3

12:30-18:26

1 stop5h 56m

£121

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Fri 5/12

18:24-19:17

Nonstop0h 53m

San Diego

Fri 12/12

09:59-11:08

Nonstop1h 09m

£133

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Thu 6/11

22:10-23:06

Nonstop0h 56m

San Diego

Sun 9/11

09:59-11:10

Nonstop1h 11m

£133

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Thu 25/12

20:45-21:38

Nonstop0h 53m

San Diego

Sun 18/1

10:00-11:11

Nonstop1h 11m

£133

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Wed 26/11

21:59-22:55

Nonstop0h 56m

San Diego

Sun 30/11

06:35-07:50

Nonstop1h 15m

£133

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Fri 7/11

08:20-09:20

Nonstop1h 00m

San Diego

Sun 9/11

19:59-21:13

Nonstop1h 14m

£133

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Mon 15/12

17:52-08:40

1 stop14h 48m

£53

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Tue 13/1

12:30-19:15

1 stop6h 45m

£61

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Wed 18/2

16:00-21:03

1 stop5h 03m

£61

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 19 results
1
2

Best time to book a flight from Los Angeles to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Los Angeles with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to San Diego

How far ahead should I book a flight from Los Angeles to San Diego?

Use this chart to determine the optimal time to book a return flight from Los Angeles to San Diego. Price data was last updated on 10 October 2025.

The price you pay for your flight from Los Angeles to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Los Angeles to San Diego?

Currently, January is the cheapest month in which you can book a flight from Los Angeles to San Diego (average of £47). Flying from Los Angeles to San Diego in October is currently the most expensive (average of £133). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LAX to SAN?

Find hourly flight availability from Los Angeles to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 October 2025.

When flying from Los Angeles to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How popular is this Los Angeles to San Diego flight route?

  • How long is the flight from Los Angeles to San Diego?

    Departing from Los Angeles to San Diego will take you 53m. The distance between Los Angeles and San Diego is about 109 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most reliable airlines from Los Angeles to San Diego?

    Consider ITA Airways (100%), Aeromexico (96%) or Virgin Atlantic (89%) when booking your flight. These represent the most reliable airlines when flying from Los Angeles to San Diego.

  • What are the cheapest flights from Los Angeles to San Diego?

    Looking at all options, your cheapest flight can be booked for £114. While the most popular route (Los Angeles - San Diego) can be booked for £109 on average, our data indicates £282 when flying from Los Angeles to San Diego.

  • Can I find deals for flights from Los Angeles to San Diego that include hotel bookings?

    Yes. In addition to deals on Los Angeles to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Los Angeles to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to San Diego.

  • Can I find deals for business class flights from Los Angeles to San Diego?

    Yes. Cheapflights offers flight deals from Los Angeles to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Los Angeles to San Diego?

    Currently, January is the cheapest month in which you can book a flight from Los Angeles to San Diego (average of £47). Flying from Los Angeles to San Diego in October is currently the most expensive (average of £133). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
El Cajon

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Can Cheapflights find flights from Los Angeles to San Diego with no change fees?

Need flexible booking options for your flight to San Diego from Los Angeles? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Los Angeles to San Diego become cheaper?

Yes, Cheapflights offers price alerts on Los Angeles to San Diego flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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