San Francisco

$56+ 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 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SFO
Mar 25 — Apr 11
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Find cheap flights from San Diego to San Francisco with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from San Diego to San Francisco are usually found in May or March, booked 90 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap 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 February 23, 2026.

This WAYA deal was found by Cheapflights users on 2/22. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/252:08 pm
SAN
-
SFO
1 stop4h 29m
Multiple Airlines
Tue 3/316:35 am
SFO
-
SAN
Nonstop1h 40m
Multiple Airlines
Deal found 2/22$115
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 3/189:54 am
SAN
-
SFO
Nonstop1h 50m
United Airlines
Mon 3/237:00 am
SFO
-
SAN
Nonstop1h 40m
United Airlines
Deal found 2/19$117
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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 4/299:12 pm
SAN
-
SFO
Nonstop1h 49m
Alaska Airlines
Sat 5/27:15 am
SFO
-
SAN
Nonstop1h 40m
Alaska Airlines
Deal found 2/19$118
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/43:46 pm
SAN
-
SFO
1 stop5h 14m
Frontier
Mon 4/209:58 am
SFO
-
SAN
Nonstop1h 42m
Frontier
Deal found 2/21$119
This SmartFares deal was found by Cheapflights users on 2/19. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/168:59 pm
SAN
-
SFO
Nonstop1h 53m
Hawaiian Airlines
Sun 4/196:35 am
SFO
-
SAN
Nonstop1h 40m
Hawaiian Airlines
Deal found 2/19$120
This Trip.com deal was found by Cheapflights users on 2/19. 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 4/168:59 pm
SAN
-
SFO
Nonstop1h 53m
Multiple Airlines
Sun 4/199:58 am
SFO
-
SAN
Nonstop1h 42m
Multiple Airlines
Deal found 2/19$121
This Southwest deal was found by Cheapflights users on 2/21. 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 4/76:30 pm
SAN
-
SFO
1 stop4h 15m
Southwest
Tue 4/148:55 am
SFO
-
SAN
2 stops7h 25m
Southwest
Deal found 2/21$122
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/303:35 pm
SAN
-
SFO
Nonstop1h 46m
Multiple Airlines
Fri 5/19:58 am
SFO
-
SAN
Nonstop1h 42m
Multiple Airlines
Deal found 2/19$123
This Frontier deal was found by Cheapflights users on 2/20. 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 4/169:19 am
SAN
-
SFO
Nonstop1h 52m
Frontier
Sun 4/199:20 pm
SFO
-
SAN
1 stop20h 36m
Frontier
Deal found 2/20$124
This Super.com deal was found by Cheapflights users on 2/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:19 am
SAN
-
SFO
Nonstop1h 52m
Frontier
Mon 4/209:58 am
SFO
-
SAN
Nonstop1h 42m
Frontier
Deal found 2/20$126
This United Airlines deal was found by Cheapflights users on 2/22. 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 4/176:20 am
SAN
-
SFO
1 stop5h 40m
United Airlines
Sat 4/187:00 am
SFO
-
SAN
Nonstop1h 44m
United Airlines
Deal found 2/22$127

Find 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 February 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$115
(WAYA)

One-way from

$56
(United Airlines)

Popular in

November

Cheapest in

May

Average price

$186

Good round-trip deal

$250 or less

Good one-way deal

$130 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. 12% potential increase in price ($22 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in February 2026
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.

Cheapflights Fare Finder

 
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 February 23, 2026.
Use the filters below to find and compare flights from San Diego to San Francisco that are best for you.

Fly from

San Diego

Fly to

San Francisco

Route

Depart

Return

Price

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Thu 3/12

10:09 pm-11:59 pm

Nonstop1h 50m

San Francisco

Tue 3/17

6:40 am-8:18 am

Nonstop1h 38m

$117

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Tue 3/24

7:00 pm-12:15 am

1 stop5h 15m

San Francisco

Wed 3/25

5:05 am-9:30 am

1 stop4h 25m

$117

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Tue 3/31

9:46 am-11:32 am

Nonstop1h 46m

San Francisco

Tue 3/31

4:10 pm-8:12 pm

1 stop4h 02m

$127

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Tue 3/17

6:20 am-10:01 am

1 stop3h 41m

San Francisco

Thu 3/19

6:00 am-9:07 am

1 stop3h 07m

$157

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Tue 3/31

6:36 am-8:24 am

Nonstop1h 48m

San Francisco

Tue 4/7

10:40 pm-12:29 am

Nonstop1h 49m

$157

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 5/13

7:10 pm-11:57 pm

1 stop4h 47m

San Francisco

Sat 5/16

4:55 pm-11:15 pm

1 stop6h 20m

$157

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Thu 4/16

3:15 pm-7:56 pm

1 stop4h 41m

San Francisco

Sun 4/19

6:00 am-9:24 am

1 stop3h 24m

$158

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Sun 5/3

7:00 am-8:35 am

Nonstop1h 35m

San Francisco

Sat 5/9

10:10 am-5:50 pm

2 stops7h 40m

$172

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Thu 4/16

6:50 pm-11:45 pm

1 stop4h 55m

San Francisco

Sun 4/19

6:00 am-7:35 am

Nonstop1h 35m

$177

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Fri 8/7

7:10 pm-11:52 pm

1 stop4h 42m

San Francisco

Mon 8/10

7:00 pm-11:42 pm

1 stop4h 42m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 24 results
1
2
3

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust 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.

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.

Cheapflights Insights

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

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 February 20, 2026.

To ensure you get the cheapest price possible for a flight from San Diego to San Francisco, you should look to book at least 90 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, May is the cheapest month in which you can book a flight from San Diego to San Francisco (average of $28). Flying from San Diego to San Francisco in January is currently the most expensive (average of $100). 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 February 23, 2026.

It’s typically best to fly out from San Diego to San Francisco in the afternoon. Doing so could potentially save you 49% on the flight price compared to flying in the morning, 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 February 21, 2026.

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

The best insider tips for San Diego to San Francisco flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Diego to San Francisco trip
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines and SFO

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.

Marisa Garcia

Marisa Garcia

Expert on Frontier and Southwest

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.

Robert Schrader

Robert Schrader

Expert on Alaska Airlines

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.

Blane Bachelor

Blane Bachelor

Expert on SAN

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.

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 February 23, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Hawaiian Airlines from San Diego to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

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 54 flights from San Diego (SAN) to San Francisco (SFO) per day to choose from. Flights to San Francisco from San Diego are available from 9 different airlines, which means you should have some options if you want to compare airfare deals. 1h 40m 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?

  • How long is the flight from San Diego to San Francisco?

    There are many flights that can get you from San Diego to San Francisco in 1h 46m. Fly via Alaska Airlines, Southwest, or United Airlines to get the fastest option. The distance between San Diego and San Francisco is about 446 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, Spirit Airlines ($22), Hawaiian Airlines ($28), and Frontier ($37) offers the cheapest pricing from San Diego to San Francisco. Spirit Airlines is 85% 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 $27 on Spirit Airlines. Other airlines that offer cheap prices include Hawaiian Airlines from $28 and Frontier from $29 one-way.

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

    Consider ANA (83%), Emirates (82%) or SWISS (81%) 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 $753, our data indicates the cheapest price to be $48. The most popular route (San Diego - San Francisco), is priced around $77.

  • 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, May is the cheapest month in which you can book a flight from San Diego to San Francisco (average of $28). Flying from San Diego to San Francisco in January is currently the most expensive (average of $100). 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?

Book flights to San Francisco if you plan to visit one of these locations
South San Francisco
Santa Cruz
Santa Clara
Livermore
Roseville
Watsonville
San Bruno
Daly City
Sunnyvale
Vacaville
Turlock
San Carlos
San Ramon
Redwood City
Rancho Cordova
San Lorenzo
Davis
Hollister
Manteca
Union City

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 9 airlines flying from San Diego to San Francisco

Discover the top 9 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 February 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$22Average$64FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$28Average$111FlexibilityNo cancel feeOn-time85%
FrontierCheapest$37Average$95FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$57Average$166FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$77Average$185FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$77Average$169FlexibilityNo cancel feeOn-time63%
DeltaCheapest$88Average$156FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$116Average$195FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$197Average$339FlexibilityNo cancel feeOn-time71%

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