Cheap flights from Los Angeles to San Diego from £51

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SAN
21 Feb — 28 Feb1
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 22 January 2026.

Wed 4/212:24
LAX
-
SAN
1 stop22h 01m
Frontier
Tue 10/208:00
SAN
-
LAX
1 stop7h 45m
Frontier
Deal found 22/1£93
Sun 1/321:09
LAX
-
SAN
1 stop15h 56m
Frontier
Wed 4/308:45
SAN
-
LAX
1 stop14h 33m
Frontier
Deal found 22/1£95
Sat 14/215:22
LAX
-
SAN
1 stop4h 31m
Frontier
Mon 16/220:20
SAN
-
LAX
1 stop19h 25m
Frontier
Deal found 21/1£107
Sat 7/320:57
LAX
-
SAN
1 stop26h 12m
Frontier
Sat 14/315:16
SAN
-
LAX
1 stop4h 24m
Frontier
Deal found 20/1£122
Thu 12/216:26
LAX
-
SAN
Nonstop1h 03m
United Airlines
Mon 16/211:05
SAN
-
LAX
Nonstop1h 12m
United Airlines
Deal found 21/1£133
Thu 12/209:00
LAX
-
SAN
Nonstop0h 55m
Delta
Sun 15/210:40
SAN
-
LAX
Nonstop1h 14m
Delta
Deal found 20/1£134
Thu 30/722:45
LAX
-
SAN
Nonstop0h 59m
United Airlines
Sun 2/820:50
SAN
-
LAX
Nonstop1h 04m
United Airlines
Deal found 20/1£138
Wed 4/209:17
LAX
-
SAN
2 stops10h 17m
Multiple Airlines
Tue 10/208:00
SAN
-
LAX
1 stop7h 45m
Multiple Airlines
Deal found 22/1£141
Wed 4/212:55
LAX
-
SAN
Nonstop0h 53m
Delta
Mon 9/206:35
SAN
-
LAX
Nonstop1h 10m
Delta
Deal found 20/1£144
Sat 7/306:15
LAX
-
SAN
1 stop17h 54m
Multiple Airlines
Sat 14/315:16
SAN
-
LAX
2 stops24h 46m
Multiple Airlines
Deal found 20/1£145

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 22 January 2026.

Round-trip from

£107

One-way from

£76

Popular in

December

Cheapest in

July

Average price

£207
Frontier
  • Frontier
  • 14/2-16/2
  • 2 total stops
  • 23h 56m total
  • Los Angeles to San Diego
Alaska Airlines
  • Alaska Airlines
  • 22/4
  • 1 total stop
  • 6h 46m total
  • Los Angeles to San Diego
Highest demand for flights based on searches. 18% potential increase in price (£28 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Average for round-trip flights in January 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 858,174 searches. Data last updated 22 January 2026.
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

Sun 1/3

21:09-13:05

1 stop15h 56m

San Diego

Wed 4/3

08:45-23:18

1 stop14h 33m

£95

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Sat 7/3

20:57-23:09

1 stop26h 12m

San Diego

Sat 14/3

15:16-19:40

1 stop4h 24m

£122

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Tue 21/7

21:59-22:55

Nonstop0h 56m

San Diego

Mon 27/7

06:15-07:27

Nonstop1h 12m

£133

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Thu 2/4

19:14-20:12

Nonstop0h 58m

San Diego

Sun 5/4

20:39-21:41

Nonstop1h 02m

£133

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Fri 17/4

21:45-22:46

Nonstop1h 01m

San Diego

Sun 19/4

06:15-07:31

Nonstop1h 16m

£133

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Thu 12/2

16:26-17:29

Nonstop1h 03m

San Diego

Mon 16/2

11:05-12:17

Nonstop1h 12m

£133

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Sun 8/3

17:58-18:50

Nonstop0h 52m

San Diego

Sun 15/3

06:20-07:34

Nonstop1h 14m

£133

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Mon 6/7

09:30-10:27

Nonstop0h 57m

San Diego

Sat 11/7

06:15-07:27

Nonstop1h 12m

£133

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Wed 18/2

22:15-23:04

Nonstop0h 49m

San Diego

Wed 25/2

10:40-11:54

Nonstop1h 14m

£133

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Thu 12/2

09:00-09:55

Nonstop0h 55m

San Diego

Sun 15/2

10:40-11:54

Nonstop1h 14m

£133

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 22 results
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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 16 January 2026.

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 63 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 £59). 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 22 January 2026.

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 56m. 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 EL AL (93%), Virgin Australia (85%) or Air New Zealand (85%) when booking your flight. These represent the most reliable airlines 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 £59). 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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