Cheap flights from San Diego to San Francisco from C$ 95

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SFO
20 Jun — 27 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Diego to San Francisco are usually found in October or July, booked 90 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap 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 21 May 2026.

Tue 9/63:05 p.m.
SAN
-
SFO
Nonstop1h 35m
Southwest
Tue 16/65:50 a.m.
SFO
-
SAN
Nonstop1h 35m
Southwest
Deal found 17/5C$ 188
Tue 9/66:50 p.m.
SAN
-
SFO
1 stop4h 25m
Southwest
Wed 10/65:50 a.m.
SFO
-
SAN
Nonstop1h 35m
Southwest
Deal found 20/5C$ 202
Tue 16/64:25 p.m.
SAN
-
SFO
2 stops6h 50m
Southwest
Tue 23/62:55 p.m.
SFO
-
SAN
Nonstop1h 45m
Southwest
Deal found 19/5C$ 209
Tue 9/67:13 p.m.
SAN
-
SFO
1 stop4h 45m
Delta
Tue 16/611:45 a.m.
SFO
-
SAN
1 stop3h 26m
Delta
Deal found 17/5C$ 216
Tue 14/76:40 a.m.
SAN
-
SFO
2 stops7h 35m
Southwest
Wed 15/76:00 a.m.
SFO
-
SAN
1 stop4h 20m
Southwest
Deal found 20/5C$ 223
Thu 9/79:26 a.m.
SAN
-
SFO
Nonstop1h 46m
United Airlines
Thu 9/77:45 p.m.
SFO
-
SAN
1 stop4h 09m
United Airlines
Deal found 16/5C$ 226
Tue 9/66:20 a.m.
SAN
-
SFO
1 stop4h 25m
United Airlines
Sat 13/64:47 p.m.
SFO
-
SAN
Nonstop1h 52m
United Airlines
Deal found 18/5C$ 230
Thu 18/66:55 p.m.
SAN
-
SFO
2 stops5h 35m
Southwest
Tue 23/68:30 p.m.
SFO
-
SAN
Nonstop1h 40m
Southwest
Deal found 18/5C$ 237
Wed 19/88:05 a.m.
SAN
-
SFO
1 stop5h 59m
Alaska Airlines
Wed 19/85:16 p.m.
SFO
-
SAN
Nonstop1h 44m
Alaska Airlines
Deal found 17/5C$ 242
Fri 11/96:15 a.m.
SAN
-
SFO
1 stop6h 15m
Delta
Wed 16/91:35 p.m.
SFO
-
SAN
1 stop5h 10m
Delta
Deal found 20/5C$ 257

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 21 May 2026.

Round-trip from

C$ 188

One-way from

C$ 95

Popular in

March

Cheapest in

October

Average price

C$ 243

Good round-trip deal

C$ 1,868 or less

Good one-way deal

C$ 259 or less
Southwest
  • Southwest
  • 9/6-16/6
  • Nonstop
  • 3h 10m total
  • San Diego to San Francisco
Southwest
  • Southwest
  • 10/6
  • Nonstop
  • 1h 50m total
  • San Diego to San Francisco
Highest demand for flights based on searches. 19% potential increase in price (C$ 86 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease (C$ 14 potential savings vs. average RT price).
Average for round-trip flights in May 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 629,999 searches. Data last updated 21 May 2026.
Use the filters below to find and compare flights from San Diego to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Sat 1/8

6:20 a.m.-8:04 a.m.

Nonstop1h 44m

San Francisco

Mon 3/8

7:00 p.m.-8:53 p.m.

Nonstop1h 53m

C$ 188

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Sat 6/6

6:15 a.m.-12:18 p.m.

1 stop6h 03m

San Francisco

Tue 9/6

11:45 a.m.-3:11 p.m.

1 stop3h 26m

C$ 216

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Tue 9/6

6:50 p.m.-11:15 p.m.

1 stop4h 25m

San Francisco

Tue 16/6

11:40 a.m.-6:20 p.m.

1 stop6h 40m

C$ 216

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Tue 21/7

5:01 p.m.-11:52 p.m.

1 stop6h 51m

San Francisco

Sat 25/7

5:05 p.m.-10:15 p.m.

1 stop5h 10m

C$ 216

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 10/6

9:47 a.m.-4:25 p.m.

1 stop6h 38m

San Francisco

Sat 13/6

5:05 p.m.-10:18 p.m.

1 stop5h 13m

C$ 243

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Mon 24/8

1:15 p.m.-7:15 p.m.

2 stops6h 00m

San Francisco

Wed 26/8

4:40 p.m.-9:05 p.m.

1 stop4h 25m

C$ 250

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Tue 23/6

6:50 p.m.-11:15 p.m.

1 stop4h 25m

San Francisco

Sat 11/7

3:15 p.m.-10:20 p.m.

2 stops7h 05m

C$ 250

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 10/6

6:20 a.m.-10:45 a.m.

1 stop4h 25m

San Francisco

Fri 12/6

6:25 a.m.-8:09 a.m.

Nonstop1h 44m

C$ 257

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Thu 9/7

9:26 a.m.-11:12 a.m.

Nonstop1h 46m

San Francisco

Sun 12/7

6:00 a.m.-10:08 a.m.

1 stop4h 08m

C$ 257

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Fri 10/7

8:15 a.m.-1:40 p.m.

2 stops5h 25m

San Francisco

Mon 13/7

6:10 p.m.-7:45 p.m.

Nonstop1h 35m

C$ 264

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/5

Showing 1-10 of 23 resultsSorted by cheapest first
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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?

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 89 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, October is the cheapest month in which you can book a flight from San Diego to San Francisco (average of C$ 184). Flying from San Diego to San Francisco in March is currently the most expensive (average of C$ 354). 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 21 May 2026.

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 afternoon, which can drop the price by up to 89% versus a flight in the evening.

How much does it cost to fly round-trip from San Diego to San Francisco?

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

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

    Airlines like United Airlines, Delta, and Southwest fly from San Diego to San Francisco in about 1h 44m. The time it takes to get you to your destination can typically vary by up to 4h 19m. The distance between San Diego and San Francisco is about 718 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Consider Qatar Airways (84%), SWISS (78%) or Air New Zealand (74%) 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$ 1,112, our data shows the cheapest flight currently is C$ 129. When looking at the most popular route, (San Diego - San Francisco), you can expect to pay C$ 161 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, October is the cheapest month in which you can book a flight from San Diego to San Francisco (average of C$ 184). Flying from San Diego to San Francisco in March is currently the most expensive (average of C$ 354). 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
Burlingame
San Bruno
Roseville
Livermore
South San Francisco
Novato
Santa Clara
Vallejo

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