San Francisco

$27+ Cheap flights from San Diego to San Francisco (SAN - SFO)

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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SFO
Feb 1 — Feb 81
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The best prices from San Diego to San Francisco are usually found in September or January, booked 37 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from San Diego to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to San Francisco (SFO). 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 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$38
(Frontier)

One-way from

$28
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$125

Good round-trip deal

$132 or less

Good one-way deal

$80 or less
Provider with most accurate pricing for San Diego-San Francisco flight deals.
Provider most trusted by Cheapflights users for San Diego-San Francisco flights.
From San Diego to San Francisco
One-way flight from San Diego to San Francisco
Highest demand for flights based on searches. 22% potential increase in price ($42 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease ($9 potential savings vs. average RT price).
Average for round-trip flights in January 2025
Price to beat on a round-trip flight from San Diego to San Francisco.
Price to beat on a one-way flight from San Diego to San Francisco.

Find flight deals from San Diego to San Francisco

Cheapest flights from San Diego to San Francisco
Explore the most affordable flight options available from San Diego to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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.
Fri 2/73:06 pmSAN - SFO
Nonstop1h 51mFrontier
Sun 2/98:06 amSFO - SAN
Nonstop1h 44mFrontier
Deal found 1/27$38
This Trip.com deal was found by Cheapflights users on 1/27. 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 2/67:48 pmSAN - SFO
Nonstop1h 51mMultiple Airlines
Mon 2/106:00 amSFO - SAN
Nonstop1h 36mMultiple Airlines
Deal found 1/27$46
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Mon 2/35:30 pmSAN - SFO
Nonstop1h 45mUnited Airlines
Mon 2/310:35 pmSFO - SAN
Nonstop1h 39mUnited Airlines
Deal found 1/27$72
This Alaska Airlines deal was found by Cheapflights users on 1/27. 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 2/47:55 pmSAN - SFO
Nonstop1h 41mAlaska Airlines
Wed 2/57:40 amSFO - SAN
Nonstop1h 37mAlaska Airlines
Deal found 1/27$77
This Southwest deal was found by Cheapflights users on 1/27. 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.
Sun 2/168:30 amSAN - SFO
Nonstop1h 40mSouthwest
Mon 2/176:25 amSFO - SAN
Nonstop1h 30mSouthwest
Deal found 1/27$132
This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/86:33 amSAN - SFO
1 stop5h 50mAmerican Airlines
Sun 2/94:18 pmSFO - SAN
1 stop6h 28mAmerican Airlines
Deal found 1/27$159
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/15:14 pmSAN - SFO
1 stop5h 58mDelta
Sun 3/96:10 amSFO - SAN
1 stop4h 05mDelta
Deal found 1/27$177

Find flights from San Diego to San Francisco within your budget

Customize your flight search to find flights from San Diego to San Francisco 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 27, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Fri 2/7

7:48 pm-9:39 pm

Nonstop1h 51m

San Francisco

Sat 2/8

8:06 am-9:50 am

Nonstop1h 44m

$38

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Thu 2/6

7:48 pm-9:39 pm

Nonstop1h 51m

San Francisco

Mon 2/10

6:00 am-7:36 am

Nonstop1h 36m

$46

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 2/26

6:15 am-8:00 am

Nonstop1h 45m

San Francisco

Wed 3/5

7:00 am-8:35 am

Nonstop1h 35m

$57

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Mon 2/10

6:15 am-8:00 am

Nonstop1h 45m

San Francisco

Mon 2/17

7:15 am-8:52 am

Nonstop1h 37m

$85

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Sun 2/16

8:30 am-10:10 am

Nonstop1h 40m

San Francisco

Mon 2/17

6:25 am-7:55 am

Nonstop1h 30m

$132

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Sat 2/8

6:33 am-12:23 pm

1 stop5h 50m

San Francisco

Wed 2/12

9:15 am-3:22 pm

1 stop6h 07m

$159

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Fri 2/7

5:40 pm-11:18 pm

1 stop5h 38m

San Francisco

Mon 2/10

6:30 pm-10:51 pm

1 stop4h 21m

$187

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Sat 2/8

7:48 pm-9:39 pm

Nonstop1h 51m

$27

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 2/26

7:55 pm-9:41 pm

Nonstop1h 46m

$29

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 4/9

10:30 am-12:10 pm

Nonstop1h 40m

$49

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 14 results
1
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Compare providers for flights from San Diego to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to San Francisco in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 star
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy2 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for San Diego to San Francisco flights

Find out what our experts recommend to make the most of your San Diego to San Francisco trip
Airlines
Frontier

Frontier offers low fares, but expect extra charges for carry-ons and seat selection.


Consider early check-in to secure your seat due to frequent overbooking.

Read more about Frontierby Marisa Garcia
Alaska Airlines

Alaska's Premium Class offers extra legroom and free cocktails, enhancing comfort.


Alaska's Wi-Fi is a flat fee, allowing work during flights.

United Airlines

United's Economy Plus offers extra legroom, ideal for comfort on short flights.


United's MileagePlus allows pooling miles for family travel, enhancing flexibility.

Airports
SAN

Plan to arrive at SAN at least two hours before your flight to avoid stress from potential traffic congestion.

Read more about SANby Blane Bachelor
SFO

Use BART for a cost-effective trip from SFO to downtown San Francisco, taking about 40 minutes.

Read more about SFOby Harriet Baskas
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines and SFO

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Blane Bachelor

Blane Bachelor

Expert on SAN

Blane Bachelor

Blane Bachelor

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.

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

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to San Francisco. Price data was last updated on January 24, 2025.

To ensure you get the cheapest price possible for a flight from San Diego to San Francisco, you should look to book at least 37 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 Diego to San Francisco?

Currently, January is the cheapest month in which you can book a flight from San Diego to San Francisco (average of $276). Flying from San Diego to San Francisco in June is currently the most expensive (average of $404). 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 SAN to SFO?

Find hourly flight availability from San Diego to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 27, 2025.

It’s typically best to fly out from San Diego to San Francisco at noon. Doing so could potentially save you 82% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from San Diego to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from San Diego to San Francisco. Price data was last updated on January 26, 2025.

Travelers seeking maximum savings on their San Diego to San Francisco flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Diego to San Francisco

Explore weekly flight availability from San Diego to San Francisco. 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 27, 2025.

The most flights from SAN to SFO are scheduled on a Monday (73 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (39 on average).

Rainfall in San Francisco by month

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

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

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

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 Francisco. Reviews last updated January 27, 2025.
Get a feel of what it's like to fly with United Airlines, Alaska Airlines and Delta from San Diego to San Francisco by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
4,608 reviews

Entertainment

7.7

Crew

8.7

Boarding

8.2

Food

7.1

Overall

8.1

Comfort

8.1

Reviews

1 / 10

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

8.1
Very good
4,608 reviews
8.1
Very good
4,608 reviews

Entertainment

7.7

Crew

8.7

Boarding

8.2

Food

7.1

Overall

8.1

Comfort

8.1

Reviews

1 / 10

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

8.0
Very good
9,690 reviews
8.1
Very good
4,608 reviews

Entertainment

7.7

Crew

8.7

Boarding

8.2

Food

7.1

Overall

8.1

Comfort

8.1

Reviews

1 / 10

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

8.0
Very good
8,468 reviews
8.1
Very good
4,608 reviews

Entertainment

7.7

Crew

8.7

Boarding

8.2

Food

7.1

Overall

8.1

Comfort

8.1

Reviews

1 / 10

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

7.4
Good
8,943 reviews
8.1
Very good
4,608 reviews

Entertainment

7.7

Crew

8.7

Boarding

8.2

Food

7.1

Overall

8.1

Comfort

8.1

Reviews

1 / 10

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

7.2
Good
10,000 reviews
8.1
Very good
4,608 reviews

Entertainment

7.7

Crew

8.7

Boarding

8.2

Food

7.1

Overall

8.1

Comfort

8.1

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 San Diego to San Francisco. 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 Diego to San Francisco?

    If you wish to fly to San Francisco from San Diego, then you need to book flights from San Diego to San Francisco. There are 58 flights from San Diego (SAN) to San Francisco (SFO) per day to choose from. Flights to San Francisco from San Diego are available from 8 different airlines, which means you should have some options if you want to compare airfare deals. 1h 35m is how long a nonstop flight from San Diego to San Francisco typically takes.

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

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

    According to our current data, Frontier ($38), Alaska Airlines ($57), and United Airlines ($85) offers the cheapest pricing from San Diego to San Francisco. Frontier is 74% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $28 on Frontier. Other airlines that offer cheap prices include Alaska Airlines from $29 and Southwest from $49 one-way.

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

    Consider ANA (78%), Horizon Air (76%) or SWISS (73%) when booking your flight. These represent the most reliable airlines when flying from San Diego to San Francisco.

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

    Looking for the cheapest flight from San Diego to San Francisco? While on average our users pay $793, our data indicates the cheapest price to be $29. The most popular route (San Diego - San Francisco), is priced around $38.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Diego to San Francisco (average of $276). Flying from San Diego to San Francisco in June is currently the most expensive (average of $404). 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 Diego?

Book flights to San Diego if you plan to visit one of these locations
Roseville
Mountain View
Turlock
Santa Cruz
Fairfield
Manteca
Sausalito
Watsonville
Hayward
Richmond
Hollister
South San Francisco
Antioch
Milpitas
Elk Grove
Newark
Alameda
Campbell
Lathrop
Pacific Grove

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Diego to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from San Diego to San Francisco

Discover the top 7 airlines that operate flights from San Diego to San Francisco. 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 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$33Average$87FlexibilityNo cancel feeOn-time65%
FrontierCheapest$38Average$93FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$97Average$232FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$98Average$198FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$100Average$225FlexibilityNo cancel feeOn-time75%
CitizenPlaneCheapest$180Average$196FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$214Average$425FlexibilityNo cancel feeOn-time71%
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