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Cheap flights from California to San Diego from $43

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to San Diego departing on 2/8. 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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Cheap round-trip flights

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Frontier Logo
7:00 am - 8:21 am
LAS
-
SAN
1h 21mnonstop
Frontier Logo
8:26 pm - 9:56 pm
SAN
-
LAS
1h 30mnonstop
$58Frontier
Thu, Jan 15 - Mon, Jan 19
Frontier Logo
7:00 am - 8:21 am
LAS
-
SAN
1h 21mnonstop
Frontier Logo
9:16 am - 10:44 am
SAN
-
LAS
1h 28mnonstop
$59Frontier
Fri, Jan 16 - Sun, Jan 18
Southwest Logo
10:55 am - 2:10 pm
FAT
-
SAN
3h 15m1 stop
Southwest Logo
9:20 pm - 10:45 pm
SAN
-
FAT
1h 25mnonstop
$102Southwest
Wed, Mar 25 - Sat, Mar 28
Hawaiian Airlines Logo
10:28 am - 11:50 am
FAT
-
SAN
1h 22mnonstop
Hawaiian Airlines Logo
9:06 pm - 10:36 pm
SAN
-
FAT
1h 30mnonstop
$103Hawaiian Airlines
Sat, Feb 7 - Sat, Feb 14
Alaska Airlines Logo
3:10 pm - 4:32 pm
FAT
-
SAN
1h 22mnonstop
Alaska Airlines Logo
9:06 pm - 10:36 pm
SAN
-
FAT
1h 30mnonstop
$104Alaska Airlines
Thu, Mar 12 - Sat, Mar 14
Southwest Logo
1:20 pm - 7:15 pm
FAT
-
SAN
5h 55m1 stop
Southwest Logo
10:30 am - 11:50 am
SAN
-
FAT
1h 20mnonstop
$107Southwest
Sat, Jan 17 - Tue, Jan 20
Hawaiian Airlines Logo
7:00 am - 8:35 am
SFO
-
SAN
1h 35mnonstop
Hawaiian Airlines Logo
2:51 pm - 4:32 pm
SAN
-
SFO
1h 41mnonstop
$108Hawaiian Airlines
Mon, Jan 19 - Sat, Jan 24
Alaska Airlines Logo
7:00 am - 8:35 am
SFO
-
SAN
1h 35mnonstop
Alaska Airlines Logo
9:11 am - 11:01 am
SAN
-
SFO
1h 50mnonstop
$111Alaska Airlines
Mon, Jan 19 - Tue, Jan 27
American Airlines Logo
1:02 pm - 6:35 pm
RNO
-
SAN
5h 33m1 stop
American Airlines Logo
6:15 am - 12:12 pm
SAN
-
RNO
5h 57m1 stop
$158American Airlines
Thu, Jan 15 - Wed, Jan 21
American Airlines Logo
5:32 am - 11:44 am
MFR
-
SAN
6h 12m1 stop
American Airlines Logo
6:15 am - 1:07 pm
SAN
-
MFR
6h 52m1 stop
$159American Airlines
Sat, Jan 31 - Tue, Feb 3

Hawaiian Airlines flights from California to San Diego

Our best Hawaiian Airlines deals on California to San Diego flight tickets
Hawaiian Airlines
Feb 7
FAT10:28 amFresno Airterminal
1h 22m
SAN11:50 amSan Diego
Feb 14
SAN9:06 pmSan Diego
1h 30m
FAT10:36 pmFresno Airterminal
$103
Find similar
Hawaiian Airlines
Jan 19
SFO7:00 amSan Francisco
1h 35m
SAN8:35 amSan Diego
Jan 24
SAN2:51 pmSan Diego
1h 41m
SFO4:32 pmSan Francisco
$108
Find similar
Hawaiian Airlines
Feb 4
SFO11:41 amSan Francisco
1h 44m
SAN1:25 pmSan Diego
Feb 6
SAN8:59 pmSan Diego
1h 48m
SFO10:47 pmSan Francisco
$109
Find similar

Alaska Airlines flights from California to San Diego

Our best Alaska Airlines deals on California to San Diego flight tickets
Alaska Airlines
Mar 12
FAT3:10 pmFresno Airterminal
1h 22m
SAN4:32 pmSan Diego
Mar 14
SAN9:06 pmSan Diego
1h 30m
FAT10:36 pmFresno Airterminal
$104
Find similar
Alaska Airlines
Jan 19
SFO7:00 amSan Francisco
1h 35m
SAN8:35 amSan Diego
Jan 27
SAN9:11 amSan Diego
1h 50m
SFO11:01 amSan Francisco
$111
Find similar
Alaska Airlines
Jan 20
SFO9:16 amSan Francisco
1h 39m
SAN10:55 amSan Diego
Jan 26
SAN2:51 pmSan Diego
1h 41m
SFO4:32 pmSan Francisco
$113
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from California 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 December 26, 2025.
Use the filters below to find and compare flights from California to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Thu 1/15

7:00 am-8:21 am

Nonstop1h 21m

San Diego

Mon 1/19

8:26 pm-9:56 pm

Nonstop1h 30m

$58

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Fri 1/16

7:00 am-8:21 am

Nonstop1h 21m

San Diego

Sun 1/18

9:16 am-10:44 am

Nonstop1h 28m

$59

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Wed 3/25

10:55 am-2:10 pm

1 stop3h 15m

San Diego

Sat 3/28

9:20 pm-10:45 pm

Nonstop1h 25m

$102

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Sat 2/7

10:28 am-11:50 am

Nonstop1h 22m

San Diego

Sat 2/14

9:06 pm-10:36 pm

Nonstop1h 30m

$103

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Thu 3/12

3:10 pm-4:32 pm

Nonstop1h 22m

San Diego

Sat 3/14

9:06 pm-10:36 pm

Nonstop1h 30m

$104

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Sat 1/17

1:20 pm-7:15 pm

1 stop5h 55m

San Diego

Tue 1/20

10:30 am-11:50 am

Nonstop1h 20m

$107

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Mon 1/19

7:00 am-8:35 am

Nonstop1h 35m

San Diego

Sat 1/24

2:51 pm-4:32 pm

Nonstop1h 41m

$108

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Mon 1/19

7:00 am-8:35 am

Nonstop1h 35m

San Diego

Tue 1/27

9:11 am-11:01 am

Nonstop1h 50m

$111

RenoSan Diego

RNO - SAN

RNOSAN

Reno

Thu 1/15

1:02 pm-6:35 pm

1 stop5h 33m

San Diego

Wed 1/21

6:15 am-12:12 pm

1 stop5h 57m

$158

MedfordSan Diego

MFR - SAN

MFRSAN

Medford

Sat 1/31

5:32 am-11:44 am

1 stop6h 12m

San Diego

Tue 2/3

6:15 am-1:07 pm

1 stop6h 52m

$159

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 California 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 California 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 California 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 $425. 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 in the morning when flights can be purchased for as low as $225. Flights in the afternoon are often more expensive with an average ticket price of $266.

What is the cheapest California to San Diego flight route?

Fly from San Francisco to San Diego for the best California - 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 California when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $224 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from California for as low as $179 on momondo.

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

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

Can stopping save me money on California to San Diego flights?

No. A direct flight is the cheapest option for a flight between California to San Diego.

Cheap California to San Diego flight deals and tips

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

Best Price Found

$95

Fastest flight time

0h 52m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from California in the past 72 hours is $95. The best round-trip flight deal from California to San Diego found on momondo in the last 72 hours is $162.
The fastest flight from California to San Diego takes 0h 52m
Direct flights go from California to San Diego every day.
There is 1 airport in San Diego. From California there are direct flights to San Diego (SAN).
Search flight deals

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

    Prices for flights from California to San Diego Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California to San Diego Airport.

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

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from California to San Diego

Compare and see reviews for airlines that fly from California to San Diego with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $29Free CancellationRating
5.8
3,070 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $34Free CancellationRating
6.3
8,208 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $38Free CancellationRating
7.8
2,820 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $57Free CancellationRating
7.4
9,115 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $57Free CancellationRating
8.0
11,534 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $77Free CancellationRating
8.0
4,258 reviews
Search Southwest flights
DeltaPriceFrom $88Free CancellationRating
7.9
8,014 reviews
Search Delta flights
JetBluePriceFrom $95Free CancellationRating
7.2
2,900 reviews
Search JetBlue flights
American AirlinesPriceFrom $182Free CancellationRating
7.2
11,064 reviews
Search American Airlines flights

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
Poway
National City
Borrego Springs
Imperial Beach
La Mesa
San Ysidro
Lemon Grove
Alpine
Santee

Why use momondo?

Why should I use momondo to find a flight deal from California 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 California.

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

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

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

momondo provides multiple filters to help you find the best flight to San Diego from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for California to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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