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Cheap flights from San Francisco to San Diego from C$ 56

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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SAN
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from San Francisco to San Diego are usually found in January or February, booked 30 days in advance, depart on a Monday or Wednesday and return on a Tuesday

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 25 March 2025.

Round-trip from

C$ 82

One-way from

C$ 56

Popular in

July

Cheapest in

January

Average price

C$ 225

Good one-way deal

C$ 79 or less
Alaska Airlines
  • Alaska Airlines
  • 20/4-22/4
  • Nonstop
  • 3h 24m total
  • San Francisco to San Diego
Hawaiian Airlines
  • Hawaiian Airlines
  • 1/4
  • Nonstop
  • 1h 39m total
  • San Francisco to San Diego
Highest demand for flights based on searches. 12% potential increase in price (C$ 45 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease (C$ 8 potential savings vs. average RT price).
Average for round-trip flights in March 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 25 March 2025.

Sun 20/46:00 a.m.SFO - SAN
Nonstop1h 39mAlaska Airlines
Tue 22/47:45 p.m.SAN - SFO
Nonstop1h 45mAlaska Airlines
Deal found 24/3C$ 82
Wed 2/46:00 a.m.SFO - SAN
Nonstop1h 39mHawaiian Airlines
Wed 9/46:15 a.m.SAN - SFO
Nonstop1h 49mHawaiian Airlines
Deal found 24/3C$ 96
Sat 12/44:49 p.m.SFO - SAN
Nonstop1h 40mUnited Airlines
Sun 20/46:15 a.m.SAN - SFO
Nonstop1h 42mUnited Airlines
Deal found 24/3C$ 119
Tue 1/410:10 a.m.SFO - SAN
Nonstop1h 37mFrontier
Tue 15/45:11 p.m.SAN - SFO
Nonstop1h 51mFrontier
Deal found 24/3C$ 128
Wed 23/46:35 a.m.SFO - SAN
Nonstop1h 30mSouthwest
Wed 30/47:55 a.m.SAN - SFO
Nonstop1h 35mSouthwest
Deal found 24/3C$ 139
Tue 1/412:14 p.m.SFO - SAN
1 stop6h 18mAmerican Airlines
Tue 15/41:00 p.m.SAN - SFO
1 stop5h 53mAmerican Airlines
Deal found 24/3C$ 228
Sat 5/46:10 a.m.SFO - SAN
1 stop4h 01mDelta
Sat 12/46:15 a.m.SAN - SFO
1 stop6h 38mDelta
Deal found 25/3C$ 268

Cheapflights Fare Finder

Customize 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 629,999 searches. Data last updated 25 March 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

Sun 20/4

6:00 a.m.-7:39 a.m.

Nonstop1h 39m

San Diego

Tue 22/4

7:45 p.m.-9:30 p.m.

Nonstop1h 45m

C$ 82

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Mon 7/4

10:35 p.m.-12:18 a.m.

Nonstop1h 43m

San Diego

Thu 10/4

7:45 a.m.-9:27 a.m.

Nonstop1h 42m

C$ 96

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Mon 26/5

7:24 a.m.-9:02 a.m.

Nonstop1h 38m

San Diego

Tue 27/5

10:15 p.m.-11:53 p.m.

Nonstop1h 38m

C$ 110

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Wed 23/4

6:35 a.m.-8:05 a.m.

Nonstop1h 30m

San Diego

Wed 30/4

7:55 a.m.-9:30 a.m.

Nonstop1h 35m

C$ 139

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 5/4

6:10 a.m.-10:11 a.m.

1 stop4h 01m

San Diego

Sat 12/4

6:15 a.m.-12:53 p.m.

1 stop6h 38m

C$ 268

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Wed 23/4

6:35 a.m.-8:05 a.m.

Nonstop1h 30m

C$ 70

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Fri 2/5

10:40 p.m.-12:23 a.m.

Nonstop1h 43m

C$ 79

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Fri 11/4

6:00 a.m.-7:39 a.m.

Nonstop1h 39m

C$ 85

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Tue 8/4

10:05 a.m.-4:08 p.m.

1 stop6h 03m

C$ 128

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Fri 4/4

6:00 a.m.-7:39 a.m.

Nonstop1h 39m

C$ 149

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/3

Showing 1-10 of 12 results
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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 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.

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 round-trip flight from San Francisco to San Diego. Price data was last updated on 21 March 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to San Diego, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from San Francisco to San Diego (average of C$ 300). Flying from San Francisco to San Diego in July is currently the most expensive (average of C$ 412). 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 25 March 2025.

When flying from San Francisco to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 12% versus a flight at noon.

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 25 March 2025.

The most flights from SFO to SAN are scheduled on a Friday (84 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (54 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 - 58.0 mm per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

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 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

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 25 March 2025.
Read through reviews of airlines operating flights from San Francisco to San Diego, such as Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

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

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

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

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

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

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

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

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

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

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

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.
  • What airports do I use to fly from San Francisco to San Diego?

    To fly from San Francisco to San Diego, you need to book a flight from San Francisco (SFO) to San Diego (SAN). Nonstop flights to San Diego from San Francisco take 1h 36m on average. When it comes time to book airfare, you have a few options: there are 69 outbound flights from San Francisco to San Diego offered by 1 airline.

  • 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 Alaska Airlines is currently your cheapest option to San Diego, with prices starting at C$ 82. Additional round-trip tickets that might be worth considering are offered by United Airlines and Hawaiian Airlines, with the lowest prices starting at C$ 96 and C$ 110, respectively. Users have found that Alaska Airlines is 62% 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 airlines for a one-way flight from San Francisco to San Diego are Hawaiian Airlines (C$ 56), Southwest (C$ 70), and United Airlines (C$ 99).

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

    Before booking your flight to San Diego from San Francisco, check out the most reliable airlines to get you to your destination on time: Air China (94%), Japan Airlines (93%), Lufthansa( 92%).

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

    Looking at all options, your cheapest flight can be booked for C$ 41. While the most popular route (San Francisco - San Diego) can be booked for C$ 149 on average our data indicates C$ 83 when flying from San Francisco to San Diego.

  • 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 vacation 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, January is the cheapest month in which you can book a flight from San Francisco to San Diego (average of C$ 300). Flying from San Francisco to San Diego in July is currently the most expensive (average of C$ 412). 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

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
El Cajon
Borrego Springs

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Top airline flying from San Francisco to San Diego

Discover the top airline that operate flights from San Francisco 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 629,999 searches. Data last updated 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 55AverageC$ 147FlexibilityNo cancel feeOn-time62%
Search Frontier flights

Fly with Cheapflights

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How does Cheapflights help users find flights 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.

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