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Cheap flights from California to San Diego from $30

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 9/17. 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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Cheap round-trip flights

Frontier Logo
8:00 pm - 9:24 pmLAS-SAN
1h 24mnonstop
Frontier Logo
8:00 am - 9:31 amSAN-LAS
1h 31mnonstop
$48Frontier
Find Deal
Wed, Oct 1 - Wed, Oct 8
Spirit Airlines Logo
9:06 pm - 10:26 pmLAS-SAN
1h 20mnonstop
Spirit Airlines Logo
8:25 am - 9:49 amSAN-LAS
1h 24mnonstop
$49Spirit Airlines
Find Deal
Fri, Sep 26 - Sun, Sep 28
Hawaiian Airlines Logo
7:00 am - 8:40 amSFO-SAN
1h 40mnonstop
Hawaiian Airlines Logo
8:08 pm - 10:01 pmSAN-SFO
1h 53mnonstop
$76Hawaiian Airlines
Find Deal
Sat, Nov 1 - Wed, Nov 5
Alaska Airlines Logo
7:00 am - 8:40 amSFO-SAN
1h 40mnonstop
Alaska Airlines Logo
8:08 pm - 10:01 pmSAN-SFO
1h 53mnonstop
$77Alaska Airlines
Find Deal
Wed, Oct 29 - Wed, Oct 29
Southwest Logo
8:05 pm - 9:35 pmOAK-SAN
1h 30mnonstop
Southwest Logo
8:45 pm - 10:20 pmSAN-OAK
1h 35mnonstop
$81Southwest
Find Deal
Sat, Oct 4 - Mon, Oct 6
Southwest Logo
6:30 am - 8:00 amSJC-SAN
1h 30mnonstop
Southwest Logo
6:25 am - 11:20 amSAN-SJC
4h 55m1 stop
$90Southwest
Find Deal
Wed, Oct 1 - Wed, Oct 8
Hawaiian Airlines Logo
6:25 am - 8:01 amSJC-SAN
1h 36mnonstop
Hawaiian Airlines Logo
5:02 pm - 6:40 pmSAN-SJC
1h 38mnonstop
$91Hawaiian Airlines
Find Deal
Tue, Oct 21 - Wed, Oct 29
Alaska Airlines Logo
7:10 am - 8:52 amSFO-SAN
1h 42mnonstop
Alaska Airlines Logo
10:18 pm - 11:59 pmSAN-SFO
1h 41mnonstop
$97Alaska Airlines
Find Deal
Thu, Sep 25 - Wed, Oct 1
United Airlines Logo
8:25 am - 10:06 amSFO-SAN
1h 41mnonstop
United Airlines Logo
8:08 pm - 9:48 pmSAN-SFO
1h 40mnonstop
$116United Airlines
Find Deal
Thu, Sep 25 - Mon, Sep 29
United Airlines Logo
6:23 pm - 11:41 pmFAT-SAN
5h 18m1 stop
United Airlines Logo
6:00 pm - 11:44 pmSAN-FAT
5h 44m1 stop
$157United Airlines
Find Deal
Tue, Sep 30 - Sat, Oct 4

Spirit Airlines flights from California to San Diego

Our best Spirit Airlines deals on California to San Diego flight tickets
Spirit Airlines
Sep 26
LAS9:06 pmLas Vegas Harry Reid Intl
1h 20m
SAN10:26 pmSan Diego
Sep 28
SAN8:25 amSan Diego
1h 24m
LAS9:49 amLas Vegas Harry Reid Intl
$49
Find similar
Spirit Airlines
Sep 25
LAS10:14 pmLas Vegas Harry Reid Intl
1h 20m
SAN11:34 pmSan Diego
Sep 28
SAN8:25 amSan Diego
1h 24m
LAS9:49 amLas Vegas Harry Reid Intl
$50
Find similar
Spirit Airlines
Sep 18
LAS10:14 pmLas Vegas Harry Reid Intl
1h 20m
SAN11:34 pmSan Diego
Sep 21
SAN6:15 amSan Diego
1h 25m
LAS7:40 amLas Vegas Harry Reid Intl
$56
Find similar

Delta flights from California to San Diego

Our best Delta deals on California to San Diego flight tickets
Delta
Oct 10
LAS7:00 pmLas Vegas Harry Reid Intl
4h 06m
1 stop
SAN11:06 pmSan Diego
Oct 12
SAN6:29 pmSan Diego
1h 29m
LAS7:58 pmLas Vegas Harry Reid Intl
$107
Find similar
Delta
Sep 18
LAS8:25 amLas Vegas Harry Reid Intl
1h 18m
SAN9:43 amSan Diego
Sep 21
SAN5:15 pmSan Diego
1h 29m
LAS6:44 pmLas Vegas Harry Reid Intl
$137
Find similar
Delta
Sep 18
LAS8:25 amLas Vegas Harry Reid Intl
1h 18m
SAN9:43 amSan Diego
Sep 21
SAN5:15 pmSan Diego
1h 29m
LAS6:44 pmLas Vegas Harry Reid Intl
$138
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 September 9, 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

Wed 10/1

8:00 pm-9:24 pm

Nonstop1h 24m

San Diego

Wed 10/8

8:00 am-9:31 am

Nonstop1h 31m

$48

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Fri 9/26

9:06 pm-10:26 pm

Nonstop1h 20m

San Diego

Sun 9/28

8:25 am-9:49 am

Nonstop1h 24m

$49

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 11/1

7:00 am-8:40 am

Nonstop1h 40m

San Diego

Wed 11/5

8:08 pm-10:01 pm

Nonstop1h 53m

$76

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Wed 10/29

7:00 am-8:40 am

Nonstop1h 40m

San Diego

Wed 10/29

8:08 pm-10:01 pm

Nonstop1h 53m

$77

OaklandSan Diego

OAK - SAN

OAKSAN

Oakland

Sat 10/4

8:05 pm-9:35 pm

Nonstop1h 30m

San Diego

Mon 10/6

8:45 pm-10:20 pm

Nonstop1h 35m

$81

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Wed 10/1

6:30 am-8:00 am

Nonstop1h 30m

San Diego

Wed 10/8

6:25 am-11:20 am

1 stop4h 55m

$90

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Tue 10/21

6:25 am-8:01 am

Nonstop1h 36m

San Diego

Wed 10/29

5:02 pm-6:40 pm

Nonstop1h 38m

$91

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 9/25

7:10 am-8:52 am

Nonstop1h 42m

San Diego

Wed 10/1

10:18 pm-11:59 pm

Nonstop1h 41m

$97

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 9/25

8:25 am-10:06 am

Nonstop1h 41m

San Diego

Mon 9/29

8:08 pm-9:48 pm

Nonstop1h 40m

$116

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Tue 9/30

6:23 pm-11:41 pm

1 stop5h 18m

San Diego

Sat 10/4

6:00 pm-11:44 pm

1 stop5h 44m

$157

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 $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 $179. Flights in the afternoon are often more expensive with an average ticket price of $284.

What is the cheapest California to San Diego flight route?

Fly from Oakland 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 $212 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 $162 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

$49

Fastest flight time

0h 53m

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 $49. The best round-trip flight deal from California to San Diego found on momondo in the last 72 hours is $104.
The fastest flight from California to San Diego takes 0h 53m
Direct flights go from California to San Diego every day.
There is 1 airport near San Diego: 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
Spirit AirlinesPriceFrom $28Free CancellationRating
6.3
8,025 reviews
Search Spirit Airlines flights
FrontierPriceFrom $29Free CancellationRating
5.8
3,185 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $38Free CancellationRating
7.8
2,721 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $57Free CancellationRating
7.4
8,943 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $57Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $83Free CancellationRating
8.0
4,250 reviews
Search Southwest flights
DeltaPriceFrom $88Free CancellationRating
7.9
7,965 reviews
Search Delta flights
American AirlinesPriceFrom $167Free CancellationRating
7.2
10,000 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
La Mesa
National City
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 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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