What airlines fly to San Diego?

Southwest, Alaska Airlines and United Airlines are the top three most popular airlines that fly to San Diego from California according to our data. Southwest is the first choice among our users, with 37% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 8 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to San Diego?

On average, it takes 56m to fly from California to San Diego if you fly out of Los Angeles (the most popular airport in California) and into San Diego (the most popular airport in San Diego). If you’re flying out of San Jose and into San Diego, then the flight time is around 1h 20m.

What is the cheapest airline that flies from California to San Diego?

Delta, Southwest, and Alaska Airlines are the most popular carriers operating from California to San Diego

How many flights depart from California to San Diego on average per week?

As of September 2026, there are 1,289 flights per week flying from California to San Diego. The most common day of the week flights depart is Thu, with 20% of flights taking off on this day.

How many flights depart from California to San Diego on average per day?

184 flights are operational daily from California to San Diego as of September 2026. The most popular departure time for this route is 6:00PM, with 39% of flights per day taking off in the afternoon.

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?

As of September 2026, there are 8 operators available to choose from 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.

$40 Cheap Flights from California to San Diego in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from California to San Diego

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:56 pm - 8:17 pmLAS Las Vegas Harry Reid Intl-SAN San Diego

1h 21mnonstop

9:03 pm - 10:32 pmSAN San Diego-LAS Las Vegas Harry Reid Intl

1h 29mnonstop

$66Frontier

Mon, Sep 21 - Thu, Sep 24

3:33 pm - 4:59 pmLAS Las Vegas Harry Reid Intl-SAN San Diego

1h 26mnonstop

9:03 pm - 10:32 pmSAN San Diego-LAS Las Vegas Harry Reid Intl

1h 29mnonstop

$66Frontier

Wed, Sep 23 - Thu, Sep 24

8:45 am - 10:05 amLAS Las Vegas Harry Reid Intl-SAN San Diego

1h 20mnonstop

5:54 pm - 7:20 pmSAN San Diego-LAS Las Vegas Harry Reid Intl

1h 26mnonstop

$80Multiple Airlines

Sat, Sep 26 - Sat, Sep 26

4:57 pm - 6:38 pmSFO San Francisco-SAN San Diego

1h 41mnonstop

4:25 pm - 6:06 pmSAN San Diego-SFO San Francisco

1h 41mnonstop

$82Multiple Airlines

Mon, Nov 2 - Thu, Nov 5

8:20 am - 10:06 amSFO San Francisco-SAN San Diego

1h 46mnonstop

8:12 pm - 9:57 pmSAN San Diego-SFO San Francisco

1h 45mnonstop

$107Alaska Airlines

Fri, Oct 30 - Mon, Nov 2

7:01 am - 8:22 amLAS Las Vegas Harry Reid Intl-SAN San Diego

1h 21mnonstop

9:58 pm - 11:33 pmSAN San Diego-LAS Las Vegas Harry Reid Intl

1h 35mnonstop

$109Alaska Airlines

Wed, Oct 14 - Wed, Oct 21

3:15 pm - 4:45 pmSMF Sacramento Intl-SAN San Diego

1h 30mnonstop

7:10 am - 8:55 amSAN San Diego-SMF Sacramento Intl

1h 45mnonstop

$117Southwest

Thu, Sep 24 - Mon, Sep 28

9:00 am - 10:35 amSMF Sacramento Intl-SAN San Diego

1h 35mnonstop

6:10 pm - 7:55 pmSAN San Diego-SMF Sacramento Intl

1h 45mnonstop

$117Southwest

Mon, Jan 11 - Wed, Jan 20

12:58 pm - 2:19 pmLAS Las Vegas Harry Reid Intl-SAN San Diego

1h 21mnonstop

3:50 pm - 5:18 pmSAN San Diego-LAS Las Vegas Harry Reid Intl

1h 28mnonstop

$117Delta

Tue, Oct 20 - Wed, Oct 21

1:02 pm - 7:14 pmLAS Las Vegas Harry Reid Intl-SAN San Diego

6h 12m1 stop Los Angeles

3:50 pm - 5:18 pmSAN San Diego-LAS Las Vegas Harry Reid Intl

1h 28mnonstop

$127Delta

Tue, Oct 20 - Wed, Oct 21

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American Airlines flights from California to San Diego

Our best American Airlines deals on California to San Diego flight tickets

American Airlines

Sep 22

FAT1:01 pmFresno Airterminal

5h 15m

1 stop

SAN6:16 pmSan Diego

Sep 29

SAN9:46 amSan Diego

6h 05m

1 stop

FAT3:51 pmFresno Airterminal

$159

American Airlines

Sep 13

STS6:16 amSanta Rosa Sonoma County

1h 49m

SAN8:05 amSan Diego

Sep 16

SAN9:59 pmSan Diego

1h 55m

STS11:54 pmSanta Rosa Sonoma County

$267

American Airlines

Sep 17

STS6:16 amSanta Rosa Sonoma County

1h 49m

SAN8:05 amSan Diego

Sep 20

SAN7:57 amSan Diego

1h 57m

STS9:54 amSanta Rosa Sonoma County

$287

Frontier flights from California to San Diego

Our best Frontier deals on California to San Diego flight tickets

Frontier

Sep 23

LAS3:33 pmLas Vegas Harry Reid Intl

1h 26m

SAN4:59 pmSan Diego

Sep 28

SAN9:03 pmSan Diego

1h 29m

LAS10:32 pmLas Vegas Harry Reid Intl

$66

Frontier

Sep 25

LAS6:56 pmLas Vegas Harry Reid Intl

1h 21m

SAN8:17 pmSan Diego

Sep 26

SAN5:54 pmSan Diego

1h 26m

LAS7:20 pmLas Vegas Harry Reid Intl

$68

Frontier

Oct 7

LAS3:33 pmLas Vegas Harry Reid Intl

1h 26m

SAN4:59 pmSan Diego

Oct 12

SAN8:34 pmSan Diego

1h 32m

LAS10:06 pmLas Vegas Harry Reid Intl

$69

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Las VegasSan Diego

LAS Las Vegas Harry Reid Intl - SAN San Diego

LASSAN

Las Vegas Harry Reid Intl

Mon 9/21

6:56 pm-8:17 pm

Nonstop1h 21m

San Diego

Thu 9/24

9:03 pm-10:32 pm

Nonstop1h 29m

$66

Las VegasSan Diego

LAS Las Vegas Harry Reid Intl - SAN San Diego

LASSAN

Las Vegas Harry Reid Intl

Wed 9/23

3:33 pm-4:59 pm

Nonstop1h 26m

San Diego

Thu 9/24

9:03 pm-10:32 pm

Nonstop1h 29m

$66

Quickest round-trip

Las VegasSan Diego

LAS Las Vegas Harry Reid Intl - SAN San Diego

LASSAN

Las Vegas Harry Reid Intl

Sat 9/26

8:45 am-10:05 am

Nonstop1h 20m

San Diego

Sat 9/26

5:54 pm-7:20 pm

Nonstop1h 26m

$80

San FranciscoSan Diego

SFO San Francisco - SAN San Diego

SFOSAN

San Francisco

Mon 11/2

4:57 pm-6:38 pm

Nonstop1h 41m

San Diego

Thu 11/5

4:25 pm-6:06 pm

Nonstop1h 41m

$82

San FranciscoSan Diego

SFO San Francisco - SAN San Diego

SFOSAN

San Francisco

Fri 10/30

8:20 am-10:06 am

Nonstop1h 46m

San Diego

Mon 11/2

8:12 pm-9:57 pm

Nonstop1h 45m

$107

Las VegasSan Diego

LAS Las Vegas Harry Reid Intl - SAN San Diego

LASSAN

Las Vegas Harry Reid Intl

Wed 10/14

7:01 am-8:22 am

Nonstop1h 21m

San Diego

Wed 10/21

9:58 pm-11:33 pm

Nonstop1h 35m

$109

SacramentoSan Diego

SMF Sacramento Intl - SAN San Diego

SMFSAN

Sacramento Intl

Thu 9/24

3:15 pm-4:45 pm

Nonstop1h 30m

San Diego

Mon 9/28

7:10 am-8:55 am

Nonstop1h 45m

$117

SacramentoSan Diego

SMF Sacramento Intl - SAN San Diego

SMFSAN

Sacramento Intl

Mon 1/11

9:00 am-10:35 am

Nonstop1h 35m

San Diego

Wed 1/20

6:10 pm-7:55 pm

Nonstop1h 45m

$117

Las VegasSan Diego

LAS Las Vegas Harry Reid Intl - SAN San Diego

LASSAN

Las Vegas Harry Reid Intl

Tue 10/20

12:58 pm-2:19 pm

Nonstop1h 21m

San Diego

Wed 10/21

3:50 pm-5:18 pm

Nonstop1h 28m

$117

Las VegasSan Diego

LAS Las Vegas Harry Reid Intl - SAN San Diego

LASSAN

Las Vegas Harry Reid Intl

Tue 10/20

1:02 pm-7:14 pm

1 stop6h 12m

San Diego

Wed 10/21

3:50 pm-5:18 pm

Nonstop1h 28m

$127

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of September, then departing from California during the month October is also very affordable. Most momondo users find prices during this month for around $203.

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 Thursday. Travelers who choose to depart for San Diego on a Thursday will often find tickets for as low as $239. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $467. 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 $253. Flights at noon are often more expensive with an average ticket price of $359.

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

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	$40
Fastest flight time	0h 55m
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 $40. The best round-trip flight deal from California to San Diego found on momondo in the last 72 hours is $66.

The fastest flight from California to San Diego takes 0h 55m

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

Frequently asked questions about flying from California to San Diego

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?
As of September 2026, there are 8 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from California to San Diego is Boeing 737 MAX 8, representing 21.01% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 18.98%, Boeing 737-800 at 9.60%, and Airbus A320neo at 9.12%.

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
Frontier	PriceFrom $38	Free Cancellation	Rating 5.6 2,625 reviews	Search Frontier flights
JetBlue	PriceFrom $53	Free Cancellation	Rating 7.1 3,043 reviews	Search JetBlue flights
United Airlines	PriceFrom $77	Free Cancellation	Rating 7.4 10,168 reviews	Search United Airlines flights
Delta	PriceFrom $78	Free Cancellation	Rating 7.8 8,559 reviews	Search Delta flights
Southwest	PriceFrom $83	Free Cancellation	Rating 8.0 4,202 reviews	Search Southwest flights
Hawaiian Airlines	PriceFrom $97	Free Cancellation	Rating 7.8 2,815 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $98	Free Cancellation	Rating 7.9 12,875 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $207	Free Cancellation	Rating 7.1 12,040 reviews	Search American Airlines flights

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Coronado

El Cajon

National City

La Mesa

Julian

Poway

San Ysidro

Imperial Beach

Santee

Alpine

Lemon Grove

Borrego Springs

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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Cheap flights from California to San Diego from $40

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 10/6. 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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American Airlines flights from California to San Diego

Our best American Airlines deals on California to San Diego flight tickets

Frontier flights from California to San Diego

Our best Frontier deals on California to San Diego flight tickets

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How to get the cheapest flight ticket from California to San Diego

What is the cheapest month to fly to San Diego?

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

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

What is the cheapest California to San Diego flight route?

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

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

What is the cheapest airline that flies from California to San Diego?

What airlines fly to San Diego?

How many flights depart from California to San Diego on average per day?

How many flights depart from California to San Diego on average per week?

How long does it take to fly to San Diego?

Cheap California to San Diego flight deals and tips

Best Price Found

Fastest flight time

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Airports in San Diego

Frequently asked questions about flying 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

Traveling to a place near San Diego?

Why use momondo?

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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Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California

Fly your favorite airline to San Diego

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in San Diego. Availability may vary depending on flight origin and airline.

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