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Cheap flights from San Francisco to San Diego from $59

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SAN
9 Jul — 16 Jul1
1 adult

Cheapflights Tip: The best prices from San Francisco to San Diego are usually found in January or February, booked 72 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from San Francisco to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 4 July 2025.

Round-trip from

$102

One-way from

$59

Popular in

December

Cheapest in

January

Average price

$237

Good one-way deal

$100 or less
Southwest
  • Southwest
  • 15/7-16/7
  • Nonstop
  • 3h 20m total
  • San Francisco to San Diego
Southwest
  • Southwest
  • 15/7
  • Nonstop
  • 1h 35m total
  • San Francisco to San Diego
High demand for flights, 3% potential price rise
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a one-way flight from San Francisco to San Diego.

Find flight deals from San Francisco to San Diego

Cheapest flights from San Francisco to San Diego
Explore the most affordable flight options available from San Francisco to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Tue 15/706:15SFO - SAN
Nonstop1h 35mSouthwest
Wed 16/706:50SAN - SFO
Nonstop1h 45mSouthwest
Deal found 3/7$102
Wed 16/706:00SFO - SAN
Nonstop1h 42mAlaska Airlines
Thu 24/706:15SAN - SFO
Nonstop1h 45mAlaska Airlines
Deal found 2/7$117
Sun 3/807:00SFO - SAN
Nonstop1h 38mUnited Airlines
Thu 7/806:20SAN - SFO
Nonstop1h 38mUnited Airlines
Deal found 3/7$125
Tue 5/806:00SFO - SAN
Nonstop1h 42mHawaiian Airlines
Tue 12/819:57SAN - SFO
Nonstop1h 40mHawaiian Airlines
Deal found 3/7$135

Cheapflights Fare Finder

Customise your flight search to find flights from San Francisco 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 647,157 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from San Francisco to San Diego that are best for you.

Fly from

San Francisco

Fly to

San Diego

Route

Depart

Return

Price

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Tue 15/7

06:15-07:50

Nonstop1h 35m

San Diego

Wed 16/7

06:50-08:35

Nonstop1h 45m

$102

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Wed 16/7

06:00-07:42

Nonstop1h 42m

San Diego

Thu 24/7

06:15-08:00

Nonstop1h 45m

$117

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sun 3/8

07:00-08:38

Nonstop1h 38m

San Diego

Thu 7/8

06:20-07:58

Nonstop1h 38m

$125

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Tue 5/8

06:00-07:42

Nonstop1h 42m

San Diego

Tue 12/8

19:57-21:37

Nonstop1h 40m

$135

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Tue 15/7

06:15-07:50

Nonstop1h 35m

$59

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Wed 20/8

07:10-08:52

Nonstop1h 42m

$75

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sun 21/9

07:10-08:52

Nonstop1h 42m

$90

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Fri 18/7

22:35-00:15

Nonstop1h 40m

$96

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sun 20/7

05:55-09:18

1 stop3h 23m

$135

Flights are sorted by cheapest return flights first.

Deals found on 3/7

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

Have a flexible travel schedule? Discover the best time to fly to San Diego from San Francisco with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to San Diego

How far ahead should I book a flight from San Francisco to San Diego?

Use this chart to determine the optimal time to book a return flight from San Francisco to San Diego. Price data was last updated on 27 June 2025.

Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from San Francisco to San Diego (average of $924). Flying from San Francisco to San Diego in December is currently the most expensive (average of $1,574). 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 SFO to SAN?

Find hourly flight availability from San Francisco 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 4 July 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to San Diego as you normally would.

Weekly flight availability from San Francisco to San Diego

Explore weekly flight availability from San Francisco 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 4 July 2025.

The most flights from SFO to SAN are scheduled on a Thursday (86 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (46 on average).

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 4 July 2025.
Read reviews from past customers who have flown with Alaska Airlines, Southwest, andDelta from San Francisco to San Diego. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
8.0
Very Good

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Related info for your journey

Find useful and relevant information for your journey from San Francisco to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How popular is this San Francisco to San Diego flight route?

  • What are the cheapest airlines flying from San Francisco to San Diego round-trip?

    Flying on Southwest is currently your cheapest option to San Diego, with prices starting at $102. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and United Airlines, with the lowest prices starting at $117 and $125, respectively. Users have found that Southwest is 52% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $59. However, be on the lookout for offers from Alaska Airlines and Hawaiian Airlines, as they are both options that can get you from San Francisco to San Diego for a low price.

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

    Before booking your flight to San Diego from San Francisco, have a look at the most reliable airlines to get you to your destination on time: Asiana Airlines (88%), Air China (88%), United Airlines( 87%).

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

    On average you can expect to pay $326 for a flight from San Francisco to San Diego. The cheapest flight overall is $86 while the most popular route, (San Francisco - San Diego) is currently priced at $163.

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

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

  • How can I find direct flights from San Francisco 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 to San Diego.

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

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

    Currently, March is the cheapest month in which you can book a flight from San Francisco to San Diego (average of $924). Flying from San Francisco to San Diego in December is currently the most expensive (average of $1,574). 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

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Why should you use Cheapflights to find cheap flight tickets from San Francisco to San Diego?

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Can Cheapflights find flights from San Francisco to San Diego with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from San Francisco to San Diego flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from San Francisco to San Diego become cheaper?

Yes, Cheapflights offers price alerts on San Francisco to San Diego flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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