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$27+ Cheap flights from California to San Diego (SAN)

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SAN
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from California to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from California (USCA) 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 January 21, 2025.

Round-trip from

$39
(Frontier)

One-way from

$27
(Cheapflightsfares)

Good round-trip deal

$97 or less

Good one-way deal

$63 or less
From California to San Diego
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One-way flight from California to San Diego
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Price to beat on a round-trip flight from California to San Diego.
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Price to beat on a one-way flight from California to San Diego.
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Find flight deals from California to San Diego

Cheapest flights from California to San Diego
Explore the most affordable flight options available from California to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Frontier deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/17:12 pmSFO - SAN
Nonstop1h 44mFrontier
Tue 3/48:18 pmSAN - SFO
Nonstop1h 51mFrontier
Deal found 1/21$39
This Cheapflightsfares deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/185:52 pmLAS - SAN
Nonstop1h 26mFrontier
Tue 2/258:18 pmSAN - LAS
Nonstop1h 26mFrontier
Deal found 1/21$41
This Trip.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/308:06 amSFO - SAN
Nonstop1h 44mMultiple Airlines
Tue 2/47:55 pmSAN - SFO
Nonstop1h 41mMultiple Airlines
Deal found 1/20$44
This Cheapflightsfares deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/42:12 pmLAS - SAN
Nonstop1h 14mSpirit Airlines
Tue 2/117:26 pmSAN - LAS
Nonstop1h 20mSpirit Airlines
Deal found 1/21$46
This Booking.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/23:28 pmOAK - SAN
Nonstop1h 29mSpirit Airlines
Mon 5/51:10 pmSAN - OAK
Nonstop1h 23mSpirit Airlines
Deal found 1/21$53
This Alaska Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/142:54 pmMRY - SAN
Nonstop1h 29mAlaska Airlines
Sun 3/168:59 pmSAN - MRY
Nonstop1h 27mAlaska Airlines
Deal found 1/21$55
This Alaska Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/47:40 amSFO - SAN
Nonstop1h 37mAlaska Airlines
Mon 2/107:55 pmSAN - SFO
Nonstop1h 41mAlaska Airlines
Deal found 1/21$57
This Kiwi.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1510:31 amSJC - SAN
Nonstop1h 24mSpirit Airlines
Sat 4/268:18 amSAN - SJC
Nonstop1h 23mSpirit Airlines
Deal found 1/20$58
This Frontier deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/271:27 pmSMF - SAN
Nonstop1h 39mFrontier
Sun 3/212:48 pmSAN - SMF
Nonstop1h 46mFrontier
Deal found 1/20$58
This Kiwi.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/19:08 pmLAS - SAN
Nonstop1h 10mMultiple Airlines
Wed 2/128:08 pmSAN - LAS
Nonstop1h 26mMultiple Airlines
Deal found 1/21$64
This FlightHub deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/114:41 pmSMF - SAN
1 stop5h 37mSpirit Airlines
Wed 2/126:15 amSAN - SMF
1 stop9h 07mSpirit Airlines
Deal found 1/20$64
This CheapOair deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/251:27 pmSMF - SAN
Nonstop1h 39mMultiple Airlines
Thu 2/276:15 amSAN - SMF
1 stop9h 07mMultiple Airlines
Deal found 1/21$65

Find flights from California to San Diego within your budget

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, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 3/1

7:12 pm-8:56 pm

Nonstop1h 44m

San Diego

Tue 3/4

8:18 pm-10:09 pm

Nonstop1h 51m

$39

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Tue 2/18

5:52 pm-7:18 pm

Nonstop1h 26m

San Diego

Tue 2/25

8:18 pm-9:44 pm

Nonstop1h 26m

$41

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Tue 2/4

7:40 am-9:17 am

Nonstop1h 37m

San Diego

Thu 2/6

7:48 pm-9:39 pm

Nonstop1h 51m

$44

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Tue 2/4

2:12 pm-3:26 pm

Nonstop1h 14m

San Diego

Tue 2/11

7:26 pm-8:46 pm

Nonstop1h 20m

$46

OaklandSan Diego

OAK - SAN

OAKSAN

Oakland

Mon 1/27

1:27 pm-2:56 pm

Nonstop1h 29m

San Diego

Mon 2/3

3:51 pm-5:24 pm

Nonstop1h 33m

$52

MontereySan Diego

MRY - SAN

MRYSAN

Monterey Regional

Fri 3/14

2:54 pm-4:23 pm

Nonstop1h 29m

San Diego

Sun 3/16

8:59 pm-10:26 pm

Nonstop1h 27m

$55

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Tue 2/4

7:40 am-9:17 am

Nonstop1h 37m

San Diego

Mon 2/10

7:55 pm-9:36 pm

Nonstop1h 41m

$57

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Mon 5/12

10:31 am-11:55 am

Nonstop1h 24m

San Diego

Fri 5/16

8:18 am-9:41 am

Nonstop1h 23m

$58

SacramentoSan Diego

SMF - SAN

SMFSAN

Sacramento Intl

Thu 2/27

1:27 pm-3:06 pm

Nonstop1h 39m

San Diego

Sun 3/2

12:48 pm-2:34 pm

Nonstop1h 46m

$58

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Sat 2/1

9:08 pm-10:18 pm

Nonstop1h 10m

San Diego

Wed 2/12

8:08 pm-9:34 pm

Nonstop1h 26m

$64

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 60 results
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Best time to book a flight from California to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from California with our price prediction graph.
Estimated round-trip 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.

Travel insights for flights from California to San Diego

Get recent, data-driven insights about flights from California to San Diego including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from California to San Diego?

Currently, August is the cheapest month in which you can book a flight from California to San Diego (average of $286). Flying from California to San Diego in March is currently the most expensive (average of $366). 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 CA to SAN?

Find hourly flight availability from California 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 January 21, 2025.

When flying from California 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.

Weekly flight availability from California to San Diego

Explore weekly flight availability from California to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 21, 2025.

The most flights from USCA to SAN are scheduled on a Monday (35 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (20 on average).

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated January 21, 2025.
Peruse reviews from past customers who have flown with Frontier, Delta and American Airlines from California to San Diego to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,662 reviews

Overall

8.1

Comfort

8.1

Boarding

8.2

Food

7.2

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,662 reviews
Southwest
8.1
Very good
4,662 reviews

Overall

8.1

Comfort

8.1

Boarding

8.2

Food

7.2

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,706 reviews
Southwest
8.1
Very good
4,662 reviews

Overall

8.1

Comfort

8.1

Boarding

8.2

Food

7.2

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,521 reviews
Southwest
8.1
Very good
4,662 reviews

Overall

8.1

Comfort

8.1

Boarding

8.2

Food

7.2

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
8,984 reviews
Southwest
8.1
Very good
4,662 reviews

Overall

8.1

Comfort

8.1

Boarding

8.2

Food

7.2

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,662 reviews

Overall

8.1

Comfort

8.1

Boarding

8.2

Food

7.2

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from California to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Diego from California?

    San Diego (SAN) is the airport you will fly into if you book a flight from California to San Diego. It is only a 2.6 mi journey from San Diego (SAN) to San Diego’s city center.

  • How popular is this California to San Diego flight route?

    Within the past month, 2 users have taken a look at flights from California to San Diego.

  • What are the cheapest airlines to fly from California to San Diego one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $27. Spirit Airlines flights start at $29 while deals on Alaska Airlines start at $29 one-way.

  • What are the most popular routes from California to San Diego?

    The most popular flight routes from California to San Diego are San Francisco - San Diego, San Jose - San Diego and Sacramento Intl - San Diego.

  • What are the most reliable airlines from California to San Diego?

    Before booking your flight to San Diego from California, check out the most reliable airlines to get you to your destination on time: Air China (89%), ANA (88%), Copa Airlines( 88%).

  • What are the cheapest flights from California to San Diego?

    The cheapest flight price from California to San Diego is $179. On average you can expect to pay $877. The most popular route, (San Francisco - San Diego), can usually be booked for $35.

  • Can I find deals for flights from California to San Diego that include hotel bookings?

    Yes. In addition to deals on California to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from California to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to San Diego.

  • Can I find deals for business class flights from California to San Diego?

    Yes. Cheapflights offers flight deals from California 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 California to San Diego?

    Currently, August is the cheapest month in which you can book a flight from California to San Diego (average of $286). Flying from California to San Diego in March is currently the most expensive (average of $366). 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

Traveling to a place near California?

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

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Alternative routes for California to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from California to San Diego

Discover the top 7 airlines that operate flights from California to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$32Average$106FlexibilityNo cancel feeOn-time65%
FrontierCheapest$33Average$93FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$102Average$229FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$108Average$297FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$113Average$240FlexibilityNo cancel feeOn-time75%
DeltaCheapest$154Average$286FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$178Average$389FlexibilityNo cancel feeOn-time71%
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