Cheap flights from Los Angeles to San Diego from $45

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to San Diego departing on 11/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Frontier Logo
12:42 pm - 4:40 pmLAX-SAN
3h 58m1 stop
Frontier Logo
9:14 am - 3:45 pmSAN-LAX
6h 31m1 stop
$87Frontier
Find Deal
Mon, Nov 10 - Thu, Nov 13
Frontier Logo
7:48 pm - 8:24 amLAX-SAN
12h 36m1 stop
Frontier Logo
8:00 am - 5:44 pmSAN-LAX
9h 44m1 stop
$88Frontier
Find Deal
Wed, Nov 12 - Wed, Nov 19
Frontier Logo
7:48 pm - 8:24 amLAX-SAN
12h 36m1 stop
Frontier Logo
8:00 am - 5:44 pmSAN-LAX
9h 44m1 stop
$93Frontier
Find Deal
Wed, Nov 12 - Wed, Nov 19
Multiple Airlines Logo
6:10 am - 12:35 pmLAX-SAN
6h 25m1 stop
Multiple Airlines Logo
11:34 am - 5:44 pmSAN-LAX
6h 10m1 stop
$96Multiple Airlines
Find Deal
Thu, Nov 6 - Mon, Nov 10
Frontier Logo
10:23 am - 4:57 pmLAX-SAN
6h 34m1 stop
Frontier Logo
8:38 pm - 5:44 pmSAN-LAX
21h 06m1 stop
$97Frontier
Find Deal
Thu, Nov 6 - Sun, Nov 9
Frontier Logo
10:23 am - 4:57 pmLAX-SAN
6h 34m1 stop
Frontier Logo
8:38 pm - 3:45 pmSAN-LAX
19h 07m1 stop
$99Frontier
Find Deal
Thu, Nov 6 - Sun, Nov 9
Frontier Logo
7:48 pm - 8:24 pmLAX-SAN
24h 36m1 stop
Frontier Logo
11:34 am - 5:44 pmSAN-LAX
6h 10m1 stop
$105Frontier
Find Deal
Mon, Nov 3 - Mon, Nov 10
Alaska Airlines Logo
8:10 pm - 8:40 amLAX-SAN
12h 30m1 stop
Alaska Airlines Logo
5:00 pm - 11:38 amSAN-LAX
18h 38m1 stop
$141Alaska Airlines
Find Deal
Tue, Nov 11 - Tue, Nov 18
Alaska Airlines Logo
4:01 pm - 11:50 amLAX-SAN
19h 49m1 stop
Alaska Airlines Logo
8:01 am - 12:11 pmSAN-LAX
4h 10m1 stop
$157Alaska Airlines
Find Deal
Tue, Nov 4 - Tue, Nov 11
Alaska Airlines Logo
8:00 am - 4:23 pmLAX-SAN
8h 23m1 stop
Alaska Airlines Logo
12:30 pm - 6:26 pmSAN-LAX
5h 56m1 stop
$163Alaska Airlines
Find Deal
Tue, Mar 3 - Wed, Mar 4

Alaska Airlines flights from Los Angeles to San Diego

Our best Alaska Airlines deals on Los Angeles to San Diego flight tickets
Alaska Airlines
Nov 11
LAX8:10 pmLos Angeles
12h 30m
1 stop
SAN8:40 amSan Diego
Nov 18
SAN5:00 pmSan Diego
18h 38m
1 stop
LAX11:38 amLos Angeles
Alaska Airlines
Nov 4
LAX4:01 pmLos Angeles
19h 49m
1 stop
SAN11:50 amSan Diego
Nov 11
SAN8:01 amSan Diego
4h 10m
1 stop
LAX12:11 pmLos Angeles
Alaska Airlines
Mar 3
LAX8:00 amLos Angeles
8h 23m
1 stop
SAN4:23 pmSan Diego
Mar 4
SAN12:30 pmSan Diego
5h 56m
1 stop
LAX6:26 pmLos Angeles

Frontier flights from Los Angeles to San Diego

Our best Frontier deals on Los Angeles to San Diego flight tickets
Frontier
Nov 10
LAX12:42 pmLos Angeles
3h 58m
1 stop
SAN4:40 pmSan Diego
Nov 13
SAN9:14 amSan Diego
6h 31m
1 stop
LAX3:45 pmLos Angeles
Frontier
Nov 12
LAX7:48 pmLos Angeles
12h 36m
1 stop
SAN8:24 amSan Diego
Nov 19
SAN8:00 amSan Diego
9h 44m
1 stop
LAX5:44 pmLos Angeles
Frontier
Nov 12
LAX7:48 pmLos Angeles
12h 36m
1 stop
SAN8:24 amSan Diego
Nov 19
SAN8:00 amSan Diego
9h 44m
1 stop
LAX5:44 pmLos Angeles

momondo Fare Finder

 
Customize 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, momondo users made 832,500 searches. Data last updated October 16, 2025.
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

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Mon 11/10

12:42 pm-4:40 pm

1 stop3h 58m

San Diego

Thu 11/13

9:14 am-3:45 pm

1 stop6h 31m

$87

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Wed 11/12

7:48 pm-8:24 am

1 stop12h 36m

San Diego

Wed 11/19

8:00 am-5:44 pm

1 stop9h 44m

$88

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Wed 11/12

7:48 pm-8:24 am

1 stop12h 36m

San Diego

Wed 11/19

8:00 am-5:44 pm

1 stop9h 44m

$93

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Thu 11/6

6:10 am-12:35 pm

1 stop6h 25m

San Diego

Mon 11/10

11:34 am-5:44 pm

1 stop6h 10m

$96

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Thu 11/6

10:23 am-4:57 pm

1 stop6h 34m

San Diego

Sun 11/9

8:38 pm-5:44 pm

1 stop21h 06m

$97

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Thu 11/6

10:23 am-4:57 pm

1 stop6h 34m

San Diego

Sun 11/9

8:38 pm-3:45 pm

1 stop19h 07m

$99

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Mon 11/3

7:48 pm-8:24 pm

1 stop24h 36m

San Diego

Mon 11/10

11:34 am-5:44 pm

1 stop6h 10m

$105

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Tue 11/11

8:10 pm-8:40 am

1 stop12h 30m

San Diego

Tue 11/18

5:00 pm-11:38 am

1 stop18h 38m

$141

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Tue 11/4

4:01 pm-11:50 am

1 stop19h 49m

San Diego

Tue 11/11

8:01 am-12:11 pm

1 stop4h 10m

$157

Los AngelesSan Diego

LAX - SAN

LAXSAN

Los Angeles

Tue 3/3

8:00 am-4:23 pm

1 stop8h 23m

San Diego

Wed 3/4

12:30 pm-6:26 pm

1 stop5h 56m

$163

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Los Angeles to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of January, then departing from Los Angeles during the month July is also very affordable. Most momondo users find prices during this month for around $179.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Los Angeles to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $179. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $407. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is at noon when flights can be purchased for as low as $194. Flights in the afternoon are often more expensive with an average ticket price of $283.

What is the cheapest Los Angeles to San Diego flight route?

Fly from Los Angeles to San Diego for the best Los Angeles - San Diego flight prices

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $213 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Los Angeles for as low as $164 on momondo.

What cabin class options are available on Los Angeles to San Diego flights?

There are 4 cabin classes available to choose from on Los Angeles to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Los Angeles to San Diego flight prices changed over time?

As of October 2025, prices for Los Angeles to San Diego flights are approximately 13% cheaper when compared to flights at the same time last year.

When to book flights from Los Angeles to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Los Angeles to San Diego (LAX to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to San Diego

Best Price Found

$242

Fastest flight time

0h 53m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Los Angeles in the past 72 hours is $242. The best round-trip flight deal from Los Angeles to San Diego found on momondo in the last 72 hours is $179.
The fastest flight from Los Angeles to San Diego takes 0h 53m
Direct flights go from Los Angeles to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)
  • How far is Los Angeles to San Diego by plane?

    There are 114.0 mi between Los Angeles and San Diego. A reasonable flight in good conditions will take 3h 58m.

  • When did momondo last update prices for flights from Los Angeles Airport to San Diego Airport?

    Prices for flights from Los Angeles Airport to San Diego Airport refresh daily.

  • How many operators does momondo search for flights from Los Angeles Airport to San Diego Airport?

  • How old do you have to be to fly from Los Angeles Airport to San Diego Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Los Angeles Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Los Angeles to San Diego?

  • What is the most popular airline from Los Angeles to San Diego?

Best airlines flying from Los Angeles to San Diego

Compare and see reviews for airlines that fly from Los Angeles to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $74Free CancellationRating
6.3
8,099 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $179Free CancellationRating
7.4
8,982 reviews
Search United Airlines flights
DeltaPriceFrom $179Free CancellationRating
7.9
7,978 reviews
Search Delta flights
  • Delta Flights From Los Angeles to San Diego

    Delta is one of the most popular airlines flying from Los Angeles to San Diego, operating 10 flights/week on average for this route. A good Delta flight deal for Los Angeles to San Diego starts from $179 round-trip, up to an average price of $205. Our users have rated Delta at 7.9/10.

  • United Airlines Flights From Los Angeles to San Diego

    United Airlines (7.4/10 from 8,982 reviews) operates around 16 flights from Los Angeles to San Diego in any given week. The average United Airlines airfare for this route is around $239, with deals from around $179 rare but found on momondo. Referenced prices are for round-trip Los Angeles to San Diego flight searches in the last 72 hours.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
National City
La Mesa
Imperial Beach
Poway
San Ysidro
Borrego Springs
Lemon Grove
Alpine
Santee

Why use momondo?

Why should I use momondo to find a flight deal from Los Angeles to San Diego?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Diego from Los Angeles.

Can I find flights from Los Angeles to San Diego with flexible booking policies on momondo?

All flight searches from Los Angeles to San Diego on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Los Angeles to San Diego?

momondo helps you find the best flight between Los Angeles and San Diego by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Los Angeles to San Diego right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Diego, momondo offers a useful price alert feature which will track prices for flights to San Diego from Los Angeles and alert you when they change.

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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1 adult
Sat 11/15
Sat 11/22

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