Cheap flights from Los Angeles to San Diego from $148

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SAN
13 Jul — 20 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap 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 13 June 2026.

Fri 3/722:12
LAX
-
SAN
1 stop21h 22m
Frontier
Tue 7/715:03
SAN
-
LAX
1 stop18h 22m
Frontier
Deal found 12/6$227
Tue 14/707:15
LAX
-
SAN
1 stop5h 04m
Alaska Airlines
Tue 14/721:27
SAN
-
LAX
1 stop12h 40m
Alaska Airlines
Deal found 12/6$294
Tue 8/914:56
LAX
-
SAN
1 stop4h 04m
Alaska Airlines
Wed 9/907:00
SAN
-
LAX
1 stop4h 38m
Alaska Airlines
Deal found 11/6$311
Fri 3/722:40
LAX
-
SAN
Nonstop1h 00m
Delta
Tue 7/706:15
SAN
-
LAX
Nonstop1h 20m
Delta
Deal found 10/6$339
Wed 4/1107:00
LAX
-
SAN
1 stop4h 43m
Alaska Airlines
Sat 14/1107:07
SAN
-
LAX
1 stop4h 20m
Alaska Airlines
Deal found 9/6$342
Thu 2/707:30
LAX
-
SAN
Nonstop1h 00m
Delta
Sun 5/719:56
SAN
-
LAX
Nonstop1h 18m
Delta
Deal found 8/6$354
Mon 19/1018:00
LAX
-
SAN
1 stop4h 05m
Southwest
Tue 20/1010:30
SAN
-
LAX
2 stops7h 00m
Southwest
Deal found 11/6$356
Tue 23/614:11
LAX
-
SAN
Nonstop1h 00m
Delta
Tue 8/906:15
SAN
-
LAX
Nonstop1h 12m
Delta
Deal found 9/6$361
Wed 30/913:59
LAX
-
SAN
1 stop5h 01m
Alaska Airlines
Sat 3/1010:52
SAN
-
LAX
1 stop4h 04m
Alaska Airlines
Deal found 8/6$366

Find 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 13 June 2026.

Round-trip from

$183

One-way from

$155

Popular in

January

Cheapest in

February

Average price

$348
Frontier
  • Frontier
  • 3/7-7/7
  • 2 total stops
  • 42h 11m total
  • Los Angeles to San Diego
Alaska Airlines
  • Alaska Airlines
  • 1/12
  • 1 total stop
  • 14h 13m total
  • Los Angeles to San Diego
Highest demand for flights based on searches. 3% potential increase in price ($17 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average return price).
Average for round-trip flights in June 2026

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 647,157 searches. Data last updated 13 June 2026.
Use the filters below to find and compare flights from Los Angeles to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Tue 8/9

13:59-19:00

1 stop5h 01m

San Diego

Wed 9/9

07:00-19:07

1 stop12h 07m

$294

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Sat 11/7

14:11-15:08

Nonstop0h 57m

San Diego

Sat 18/7

19:58-21:13

Nonstop1h 15m

$339

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Fri 25/9

10:35-11:35

Nonstop1h 00m

San Diego

Sun 27/9

06:15-07:18

Nonstop1h 03m

$339
Fastest return journey

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Wed 15/7

14:11-15:08

Nonstop0h 57m

San Diego

Wed 22/7

15:00-16:04

Nonstop1h 04m

$339

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Sat 11/7

19:00-20:01

Nonstop1h 01m

San Diego

Sat 18/7

20:42-21:55

Nonstop1h 13m

$339

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Fri 3/7

22:40-23:40

Nonstop1h 00m

San Diego

Tue 7/7

06:15-07:35

Nonstop1h 20m

$339

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Fri 31/7

18:50-19:51

Nonstop1h 01m

San Diego

Fri 21/8

14:24-15:27

Nonstop1h 03m

$339

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Sun 16/8

09:10-10:15

Nonstop1h 05m

San Diego

Sat 22/8

06:15-07:36

Nonstop1h 21m

$339

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Tue 28/7

18:20-19:17

Nonstop0h 57m

San Diego

Mon 3/8

19:59-21:14

Nonstop1h 15m

$339
Cheapest one-way

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Wed 12/8

19:34-07:44

1 stop12h 10m

$182

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 21 resultsSorted by cheapest first
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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?

The best time to book flights from Los Angeles to San Diego is 38 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Los Angeles to San Diego (average of $254). Flying from Los Angeles to San Diego in January is currently the most expensive (average of $481). 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 13 June 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 44% on flights from Los Angeles to San Diego by exploring options for tickets at midday.

How much does it cost for a return flight from Los Angeles to San Diego?

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?

    Airlines like Frontier and Delta fly from Los Angeles to San Diego in about 57m. The time it takes to get you to your destination can typically vary by up to 20h 25m. There are 175 km between Los Angeles and San Diego. Both multi-stop and direct flights can be found to your destination and back.

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

    The top 3 most reliable airlines when flying from Los Angeles to San Diego are Sun Country Air (100%), Asiana Airlines (94%) and Scandinavian Airlines (93%).

  • 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, February is the cheapest month in which you can book a flight from Los Angeles to San Diego (average of $254). Flying from Los Angeles to San Diego in January is currently the most expensive (average of $481). 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
San Ysidro

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How does Cheapflights help users find flights from Los Angeles to San Diego?

Cheapflights makes it easy to find Los Angeles to San Diego flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Los Angeles to San Diego?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Los Angeles to San Diego.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Los Angeles to San Diego, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Los Angeles to San Diego flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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