Cheap flights from San Diego to San Francisco from C$ 55

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 17/12. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SFO
16 Nov — 23 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from San Diego to San Francisco are usually found in January or February, booked 87 days in advance, depart on a Friday or Monday and return on a Monday

Find flight deals from San Diego to San Francisco

Enter your travel dates to find the best prices.

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 17 October 2025.

Wed 12/112:03 p.m.SAN - SFO
Nonstop1h 44mAlaska Airlines
Sun 16/117:00 a.m.SFO - SAN
Nonstop1h 40mAlaska Airlines
Deal found 16/10C$ 108
Thu 6/115:45 p.m.SAN - SFO
1 stop5h 10mSouthwest
Sun 9/115:50 a.m.SFO - SAN
Nonstop1h 30mSouthwest
Deal found 15/10C$ 122
Fri 7/118:25 p.m.SAN - SFO
Nonstop1h 53mAlaska Airlines
Sun 9/117:00 a.m.SFO - SAN
Nonstop1h 40mAlaska Airlines
Deal found 15/10C$ 125
Wed 12/117:00 a.m.SAN - SFO
Nonstop1h 45mSouthwest
Wed 19/118:20 a.m.SFO - SAN
2 stops8h 35mSouthwest
Deal found 16/10C$ 129
Sun 2/115:15 a.m.SAN - SFO
Nonstop1h 47mUnited Airlines
Sun 9/116:30 a.m.SFO - SAN
Nonstop1h 36mUnited Airlines
Deal found 15/10C$ 136
Fri 14/118:50 a.m.SAN - SFO
Nonstop1h 45mSouthwest
Sun 16/115:15 a.m.SFO - SAN
1 stop6h 00mSouthwest
Deal found 14/10C$ 139
Fri 7/118:25 p.m.SAN - SFO
Nonstop1h 53mAlaska Airlines
Tue 11/1111:41 a.m.SFO - SAN
Nonstop1h 42mAlaska Airlines
Deal found 15/10C$ 142
Wed 3/126:15 a.m.SAN - SFO
Nonstop1h 51mAlaska Airlines
Sat 6/122:50 p.m.SFO - SAN
Nonstop1h 39mAlaska Airlines
Deal found 16/10C$ 150
Thu 13/117:20 p.m.SAN - SFO
1 stop4h 15mSouthwest
Sun 16/115:15 a.m.SFO - SAN
1 stop6h 00mSouthwest
Deal found 16/10C$ 153
Fri 31/107:50 p.m.SAN - SFO
Nonstop1h 41mUnited Airlines
Fri 31/1010:35 p.m.SFO - SAN
Nonstop1h 38mUnited Airlines
Deal found 16/10C$ 157
Sat 15/118:02 p.m.SAN - SFO
Nonstop1h 53mAlaska Airlines
Mon 17/114:16 p.m.SFO - SAN
1 stop18h 07mAlaska Airlines
Deal found 14/10C$ 159

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 17 October 2025.

Round-trip from

C$ 108

One-way from

C$ 55

Popular in

September

Cheapest in

January

Average price

C$ 188

Good one-way deal

C$ 130 or less
Southwest
  • Southwest
  • 12/11-14/11
  • Nonstop
  • 3h 20m total
  • San Diego to San Francisco
United Airlines
  • United Airlines
  • 17/12
  • Nonstop
  • 1h 47m total
  • San Diego to San Francisco
Highest demand for flights based on searches. 12% potential increase in price (C$ 37 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 October 2025
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 629,999 searches. Data last updated 17 October 2025.
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

Fri 7/11

5:40 p.m.-7:20 p.m.

Nonstop1h 40m

San Francisco

Sun 9/11

5:50 a.m.-7:20 a.m.

Nonstop1h 30m

C$ 108

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Fri 7/11

3:10 p.m.-4:50 p.m.

Nonstop1h 40m

San Francisco

Tue 11/11

7:45 a.m.-9:15 a.m.

Nonstop1h 30m

C$ 108

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Fri 7/11

8:25 p.m.-10:18 p.m.

Nonstop1h 53m

San Francisco

Sun 9/11

7:00 a.m.-8:40 a.m.

Nonstop1h 40m

C$ 125

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Sat 8/11

5:30 p.m.-7:12 p.m.

Nonstop1h 42m

San Francisco

Tue 11/11

7:00 a.m.-8:40 a.m.

Nonstop1h 40m

C$ 125

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 7/1

11:10 a.m.-6:05 p.m.

2 stops6h 55m

San Francisco

Thu 8/1

3:15 p.m.-4:45 p.m.

Nonstop1h 30m

C$ 129

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Tue 9/12

8:10 a.m.-9:55 a.m.

Nonstop1h 45m

San Francisco

Wed 10/12

8:20 a.m.-4:55 p.m.

2 stops8h 35m

C$ 129

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Sun 2/11

5:15 a.m.-7:02 a.m.

Nonstop1h 47m

San Francisco

Sun 9/11

6:30 a.m.-8:06 a.m.

Nonstop1h 36m

C$ 136

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Thu 19/2

12:30 p.m.-2:05 p.m.

Nonstop1h 35m

San Francisco

Mon 23/2

7:00 a.m.-8:34 a.m.

Nonstop1h 34m

C$ 150

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Thu 13/11

7:20 p.m.-11:35 p.m.

1 stop4h 15m

San Francisco

Sun 16/11

5:15 a.m.-11:15 a.m.

1 stop6h 00m

C$ 153

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Sat 28/2

6:30 p.m.-8:04 p.m.

Nonstop1h 34m

San Francisco

Tue 3/3

7:00 a.m.-8:34 a.m.

Nonstop1h 34m

C$ 164

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/10

Showing 1-10 of 22 results
1
2
3

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 10 October 2025.

The price you pay for your flight from San Diego to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 C$ 27). Flying from San Diego to San Francisco in September is currently the most expensive (average of C$ 73). 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 17 October 2025.

When flying from San Diego to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 77% versus a flight in the morning.

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 17 October 2025.
See what other customers who have flown with Hawaiian Airlines and Frontier from San Diego to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Comfort

7.7

Entertainment

7.1

Food

7.0

Overall

7.8

Boarding

8.0

Reviews

1 / 20
6.0
Good

Thomas,Oct 2024

HNL - LAX

Seat Assignment Process which randomly assigns seats the day of the flight

Crew

8.5

Comfort

7.7

Entertainment

7.1

Food

7.0

Overall

7.8

Boarding

8.0

Reviews

1 / 20
6.0
Good

Thomas,Oct 2024

HNL - LAX

Seat Assignment Process which randomly assigns seats the day of the flight

Crew

8.5

Comfort

7.7

Entertainment

7.1

Food

7.0

Overall

7.8

Boarding

8.0

Reviews

1 / 20
6.0
Good

Thomas,Oct 2024

HNL - LAX

Seat Assignment Process which randomly assigns seats the day of the flight

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?

    You will need to book a flight from San Diego to San Francisco if you want to fly from San Diego to San Francisco. At least 2 different airlines have flights from San Diego (SAN) to San Francisco (SFO) on a regular basis. There are 69 flights to San Francisco from the San Diego airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SAN to SFO to be around 1h 47m.

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

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

    Airlines like Alaska Airlines and Southwest fly from San Diego to San Francisco in about 1h 40m. The time it takes to get you to your destination is usually consistent. The distance between San Diego and San Francisco is about 718 km. Generally, flights for this route are direct.

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

    Cheapflights users have booked flights from San Diego to San Francisco round-trip from C$ 51. Another airline that can offer you cheap pricing is Frontier. Users have found that Hawaiian Airlines is 72% cheaper than the other options available to this destination.

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

    Consider Iberia (100%), Qantas Airways (92%) or Lufthansa (84%) 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?

    While on average a flight from San Diego to San Francisco is generally C$ 194, our data shows the cheapest flight currently is C$ 82. When looking at the most popular route, (San Diego - San Francisco), you can expect to pay C$ 174 for that flight.

  • 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 C$ 27). Flying from San Diego to San Francisco in September is currently the most expensive (average of C$ 73). 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
Richmond
Newark
Alameda
Redwood City
Burlingame
San Bruno
South San Francisco
Scotts Valley
Belmont
Novato
Santa Clara
Vallejo

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.

Top 2 airlines flying from San Diego to San Francisco

Discover the top 2 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 629,999 searches. Data last updated 17 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapestC$ 51AverageC$ 162FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
FrontierCheapestC$ 107AverageC$ 125FlexibilityNo cancel feeOn-time62%
Search Frontier flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Diego to San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Diego to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from San Diego to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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.