Cheap flights from Los Angeles to San Diego from $146

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SAN
14 Apr — 21 Apr1
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 15 March 2026.

Thu 2/408:55
LAX
-
SAN
Nonstop1h 00m
Delta
Sun 5/419:35
SAN
-
LAX
Nonstop1h 12m
Delta
Deal found 10/3$314
Thu 26/309:17
LAX
-
SAN
Nonstop1h 05m
United Airlines
Tue 31/318:20
SAN
-
LAX
Nonstop1h 09m
United Airlines
Deal found 10/3$335
Sat 4/408:55
LAX
-
SAN
Nonstop1h 00m
Delta
Sun 5/410:40
SAN
-
LAX
Nonstop1h 13m
Delta
Deal found 14/3$341
Sat 11/408:55
LAX
-
SAN
Nonstop1h 00m
Delta
Tue 14/410:05
SAN
-
LAX
Nonstop1h 09m
Delta
Deal found 13/3$342
Mon 6/422:20
LAX
-
SAN
Nonstop0h 54m
Delta
Wed 15/407:30
SAN
-
LAX
1 stop15h 16m
Delta
Deal found 11/3$347
Thu 26/309:17
LAX
-
SAN
Nonstop1h 05m
United Airlines
Sun 29/320:39
SAN
-
LAX
Nonstop1h 02m
United Airlines
Deal found 11/3$357
Wed 1/408:55
LAX
-
SAN
Nonstop1h 00m
Delta
Sat 4/410:40
SAN
-
LAX
Nonstop1h 13m
Delta
Deal found 12/3$364
Sat 25/406:13
LAX
-
SAN
1 stop4h 12m
Alaska Airlines
Sat 25/412:30
SAN
-
LAX
1 stop6h 58m
Alaska Airlines
Deal found 14/3$368
Wed 15/407:00
LAX
-
SAN
1 stop15h 29m
Delta
Thu 14/518:45
SAN
-
LAX
Nonstop1h 08m
Delta
Deal found 14/3$375
Wed 18/322:43
LAX
-
SAN
Nonstop0h 57m
United Airlines
Wed 25/320:50
SAN
-
LAX
Nonstop1h 04m
United Airlines
Deal found 11/3$378

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 15 March 2026.

Round-trip from

$314

One-way from

$146

Popular in

January

Cheapest in

February

Average price

$342
Delta
  • Delta
  • 2/4-5/4
  • Nonstop
  • 2h 04m total
  • Los Angeles to San Diego
Alaska Airlines
  • Alaska Airlines
  • 9/5
  • 1 total stop
  • 5h 33m total
  • Los Angeles to San Diego
Highest demand for flights based on searches. 13% potential increase in price ($74 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average return price).
Average for round-trip flights in March 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 15 March 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

Fri 10/4

08:55-09:55

Nonstop1h 00m

San Diego

Sun 12/4

19:35-20:47

Nonstop1h 12m

$314

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Mon 11/5

19:00-20:02

Nonstop1h 02m

San Diego

Thu 21/5

06:20-07:21

Nonstop1h 01m

$314
Fastest return journey

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Fri 24/4

08:28-09:24

Nonstop0h 56m

San Diego

Fri 1/5

15:15-16:13

Nonstop0h 58m

$314

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Sat 2/5

16:22-17:24

Nonstop1h 02m

San Diego

Mon 4/5

20:45-21:53

Nonstop1h 08m

$342

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Mon 13/4

08:28-09:24

Nonstop0h 56m

San Diego

Mon 20/4

06:20-07:35

Nonstop1h 15m

$342

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Sat 18/4

23:01-23:59

Nonstop0h 58m

San Diego

Sat 25/4

11:01-12:11

Nonstop1h 10m

$342

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Tue 14/4

18:05-18:59

Nonstop0h 54m

San Diego

Tue 12/5

18:45-19:53

Nonstop1h 08m

$342

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Sat 11/4

08:55-09:55

Nonstop1h 00m

San Diego

Tue 14/4

10:05-11:14

Nonstop1h 09m

$342

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Wed 15/4

21:35-22:36

Nonstop1h 01m

San Diego

Mon 18/5

18:45-19:53

Nonstop1h 08m

$342

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles Los Angeles

Fri 27/3

22:43-23:40

Nonstop0h 57m

San Diego

Sun 29/3

06:20-07:22

Nonstop1h 02m

$357

Flights are sorted by cheapest return flights first.

Deals found on 10/3

Showing 1-10 of 24 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?

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 13 March 2026.

The best time to book flights from Los Angeles to San Diego is 23 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, April is the cheapest month in which you can book a flight from Los Angeles to San Diego (average of $113). Flying from Los Angeles to San Diego in January is currently the most expensive (average of $256). 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 15 March 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 25% on flights from Los Angeles to San Diego by exploring options for tickets at midday.

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 Delta and United Airlines fly from Los Angeles to San Diego in about 1h. The time it takes to get you to your destination is usually consistent. There are 175 km between Los Angeles and San Diego. Generally, flights for this route are direct.

  • 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 Lufthansa (89%), Copa Airlines (88%) and Scandinavian Airlines (88%).

  • 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, April is the cheapest month in which you can book a flight from Los Angeles to San Diego (average of $113). Flying from Los Angeles to San Diego in January is currently the most expensive (average of $256). 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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Why should you use Cheapflights to find cheap flight tickets from Los Angeles to San Diego?

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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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