HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$27+ Cheap flights from San Francisco Bay Area 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SAN
Feb 4 — Feb 111
Tue 2/4
Tue 2/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco Bay Area to San Diego with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Francisco Bay Area to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco Bay Area (zzXIH) 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 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$38
(Frontier)

One-way from

$27
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$129
Provider with most accurate pricing for San Francisco-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-San Diego flights.
Search Deals
From San Francisco Bay Area to San Diego
Search Deals
One-way flight from San Francisco Bay Area to San Diego
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2025
Search Deals

Find flight deals from San Francisco Bay Area to San Diego

Cheapest flights from San Francisco Bay Area to San Diego
Explore the most affordable flight options available from San Francisco Bay Area to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.

This Frontier deal was found by Cheapflights users on 1/29. 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 2/68:06 amSFO - SAN
Nonstop1h 44mFrontier
Mon 2/107:48 pmSAN - SFO
Nonstop1h 51mFrontier
Deal found 1/29$38
This Travelocity deal was found by Cheapflights users on 1/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/126:00 amSFO - SAN
Nonstop1h 36mMultiple Airlines
Sat 2/158:18 pmSAN - SFO
Nonstop1h 51mMultiple Airlines
Deal found 1/30$53
This eDestinos deal was found by Cheapflights users on 1/29. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/1611:28 amOAK - SAN
Nonstop1h 25mSpirit Airlines
Thu 2/206:15 amSAN - OAK
1 stop5h 30mSpirit Airlines
Deal found 1/29$53
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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.
Mon 3/105:57 pmSJC - SAN
Nonstop1h 22mSpirit Airlines
Mon 3/243:29 pmSAN - SJC
Nonstop1h 25mSpirit Airlines
Deal found 1/28$59
This Travelocity deal was found by Cheapflights users on 1/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/225:23 pmSJC - SAN
Nonstop1h 23mMultiple Airlines
Tue 2/259:17 pmSAN - SJC
Nonstop1h 28mMultiple Airlines
Deal found 1/28$70
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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.
Wed 2/57:40 amSFO - SAN
Nonstop1h 37mAlaska Airlines
Wed 2/510:55 amSAN - SFO
Nonstop1h 42mAlaska Airlines
Deal found 1/29$72
This Alaska Airlines deal was found by Cheapflights users on 1/28. 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.
Sat 2/226:15 amSJC - SAN
Nonstop1h 25mAlaska Airlines
Wed 2/269:17 pmSAN - SJC
Nonstop1h 28mAlaska Airlines
Deal found 1/28$97
This Frontier deal was found by Cheapflights users on 1/28. 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 2/271:00 pmSJC - SAN
1 stop6h 18mFrontier
Mon 3/36:25 amSAN - SJC
1 stop8h 38mFrontier
Deal found 1/28$100
This Southwest deal was found by Cheapflights users on 1/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/195:40 amSFO - SAN
1 stop6h 25mSouthwest
Fri 3/216:40 amSAN - SFO
Nonstop1h 40mSouthwest
Deal found 1/29$117
This Southwest deal was found by Cheapflights users on 1/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/256:55 amOAK - SAN
Nonstop1h 30mSouthwest
Thu 2/278:00 pmSAN - OAK
Nonstop1h 40mSouthwest
Deal found 1/29$117
This United Airlines deal was found by Cheapflights users on 1/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/47:15 amSFO - SAN
Nonstop1h 36mUnited Airlines
Mon 4/76:15 amSAN - SFO
Nonstop1h 42mUnited Airlines
Deal found 1/29$145
This Mytrip deal was found by Cheapflights users on 1/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/249:10 amSTS - SAN
1 stop13h 46mMultiple Airlines
Fri 2/286:15 amSAN - STS
1 stop6h 57mMultiple Airlines
Deal found 1/29$146

Find flights from San Francisco Bay Area to San Diego within your budget

Customize your flight search to find flights from San Francisco Bay Area 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 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sun 3/2

6:39 pm-8:23 pm

Nonstop1h 44m

San Diego

Tue 3/4

8:18 pm-10:09 pm

Nonstop1h 51m

$38

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Wed 2/12

6:00 am-7:36 am

Nonstop1h 36m

San Diego

Sat 2/15

8:18 pm-10:09 pm

Nonstop1h 51m

$53

OaklandSan Diego

OAK - SAN

OAKSAN

Oakland

Sun 2/16

11:28 am-12:53 pm

Nonstop1h 25m

San Diego

Thu 2/20

6:15 am-11:45 am

1 stop5h 30m

$53

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Wed 2/12

7:40 am-9:17 am

Nonstop1h 37m

San Diego

Sat 2/15

7:55 pm-9:41 pm

Nonstop1h 46m

$57

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Mon 3/10

5:57 pm-7:19 pm

Nonstop1h 22m

San Diego

Mon 3/24

3:29 pm-4:54 pm

Nonstop1h 25m

$59

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Sat 2/22

5:23 pm-6:46 pm

Nonstop1h 23m

San Diego

Tue 2/25

9:17 pm-10:45 pm

Nonstop1h 28m

$70

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Fri 2/21

10:35 pm-12:14 am

Nonstop1h 39m

San Diego

Sat 2/22

7:45 am-9:30 am

Nonstop1h 45m

$80

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Sat 2/22

6:15 am-7:40 am

Nonstop1h 25m

San Diego

Wed 2/26

9:17 pm-10:45 pm

Nonstop1h 28m

$97

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Thu 2/27

1:00 pm-7:18 pm

1 stop6h 18m

San Diego

Mon 3/3

6:25 am-3:03 pm

1 stop8h 38m

$100

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Wed 3/19

5:40 am-12:05 pm

1 stop6h 25m

San Diego

Fri 3/21

6:40 am-8:20 am

Nonstop1h 40m

$117

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 40 results
1
2
3
4

Best time to book a flight from San Francisco Bay Area to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from San Francisco Bay Area 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 San Francisco Bay Area to San Diego

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

What is the cheapest month to book a flight from San Francisco Bay Area to San Diego?

Currently, August is the cheapest month in which you can book a flight from San Francisco Bay Area to San Diego (average of $286). Flying from San Francisco Bay Area 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 XIH to SAN?

Find hourly flight availability from San Francisco Bay Area 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 30, 2025.

When flying from San Francisco Bay Area 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 San Francisco Bay Area to San Diego

Explore weekly flight availability from San Francisco Bay Area 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 30, 2025.

The most flights from zzXIH to SAN are scheduled on a Thursday (75 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 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 30, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from San Francisco Bay Area to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,587 reviews

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

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

Southwest
8.1
Very good
4,587 reviews
Southwest
8.1
Very good
4,587 reviews

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

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

Alaska Airlines
8.0
Very good
9,687 reviews
Southwest
8.1
Very good
4,587 reviews

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

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

Delta
8.0
Very good
8,456 reviews
Southwest
8.1
Very good
4,587 reviews

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

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

United Airlines
7.4
Good
8,913 reviews
Southwest
8.1
Very good
4,587 reviews

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

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
4,587 reviews

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

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 San Francisco Bay Area 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 San Francisco Bay Area?

    San Diego (SAN), located 2.6 mi from the city center, is the airport you fly into when you book flights from San Francisco Bay Area to San Diego.

  • How popular is this San Francisco Bay Area to San Diego flight route?

    This flight path from San Francisco Bay Area to San Diego was viewed by 159 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from San Francisco Bay Area to San Diego one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $27. Users have also found prices from $29 and $33 on Alaska Airlines and Frontier, respectively.

  • What are the most popular routes from San Francisco Bay Area to San Diego?

    Most travelers choose San Francisco - San Diego, San Jose - San Diego or Oakland - San Diego when deciding on the best route from San Francisco Bay Area to San Diego.

  • What are the most reliable airlines from San Francisco Bay Area to San Diego?

    Consider Horizon Air (85%), Japan Airlines (79%) or Lufthansa (79%) when booking your flight. These represent the most reliable airlines when flying from San Francisco Bay Area to San Diego.

  • What are the cheapest flights from San Francisco Bay Area to San Diego?

    Looking for the cheapest flight from San Francisco Bay Area to San Diego? While on average our users pay $279, our data indicates the cheapest price to be $19. The most popular route (San Francisco - San Diego), is priced around $38.

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

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

  • How can I find direct flights from San Francisco Bay Area to San Diego?

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

  • Can I find deals for business class flights from San Francisco Bay Area to San Diego?

    Yes. Cheapflights offers flight deals from San Francisco Bay Area 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 San Francisco Bay Area to San Diego?

    Currently, August is the cheapest month in which you can book a flight from San Francisco Bay Area to San Diego (average of $286). Flying from San Francisco Bay Area 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 San Francisco Bay Area?

Book flights to San Francisco Bay Area 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco Bay Area to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Las Vegas flights
San Francisco to Los Angeles flights
Los Angeles to Las Vegas flights
Santa Ana to Las Vegas flights
Los Angeles to San Francisco flights
Burbank to Las Vegas flights
San Jose to Las Vegas flights
Los Angeles to Oakland flights
Oakland to Las Vegas flights
San Jose to Los Angeles flights
Los Angeles to San Jose flights
Oakland to Los Angeles flights
San Francisco to Ontario flights
San Francisco to Santa Ana flights
Ontario to San Francisco flights
Santa Ana to Oakland flights
Santa Ana to San Francisco flights
Los Angeles to Sacramento flights
Oakland to Santa Ana flights
Ontario to Las Vegas flights
San Francisco to San Diego flights
Burbank to Oakland flights
Sacramento to Los Angeles flights
San Jose to Santa Ana flights
San Francisco to Burbank flights
Oakland to Burbank flights
Santa Ana to San Jose flights
San Francisco to Palm Springs flights
Burbank to San Francisco flights
Sacramento to Las Vegas flights
San Diego to Las Vegas flights
San Jose to San Diego flights
San Diego to San Francisco flights
Las Vegas to Los Angeles flights
Santa Ana to Sacramento flights
Ontario to Sacramento flights
Oakland to San Diego flights
San Jose to Ontario flights
Los Angeles to Reno flights
Sacramento to Burbank flights
Burbank to Sacramento flights
Sacramento to Santa Ana flights
Sacramento to Ontario flights
Fresno to Las Vegas flights
Stockton to Las Vegas flights
San Diego to San Jose flights
Los Angeles to Santa Rosa flights
Las Vegas to San Francisco flights
Burbank to San Jose flights
San Diego to Sacramento flights

Top 7 airlines flying from San Francisco Bay Area to San Diego

Discover the top 7 airlines that operate flights from San Francisco Bay Area 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$29Average$102FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$32Average$107FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$98Average$283FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$98Average$232FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$102Average$245FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$178Average$426FlexibilityNo cancel feeOn-time71%
DeltaCheapest$228Average$362FlexibilityNo cancel feeOn-timeN/A
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.