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Cheap flights from San Francisco to San Diego from €34

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to San Diego departing on 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

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Alaska Airlines Logo
21:57 - 23:30SFO-SAN
1h 33mdirect
Alaska Airlines Logo
06:15 - 08:06SAN-SFO
1h 51mdirect
€67Alaska Airlines
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Wed, 3 Dec - Sat, 6 Dec
Frontier Logo
14:13 - 15:52SFO-SAN
1h 39mdirect
Frontier Logo
20:10 - 22:03SAN-SFO
1h 53mdirect
€75Frontier
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Thu, 18 Dec - Thu, 25 Dec
United Airlines Logo
22:37 - 00:15SFO-SAN
1h 38mdirect
United Airlines Logo
17:45 - 19:27SAN-SFO
1h 42mdirect
€84United Airlines
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Tue, 2 Dec - Thu, 4 Dec
Southwest Logo
14:15 - 22:25SFO-SAN
8h 10m1 stop
Southwest Logo
16:55 - 18:35SAN-SFO
1h 40mdirect
€93Southwest
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Tue, 2 Dec - Thu, 4 Dec
Alaska Airlines Logo
09:16 - 10:55SFO-SAN
1h 39mdirect
Alaska Airlines Logo
14:51 - 16:32SAN-SFO
1h 41mdirect
€97Alaska Airlines
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Sat, 17 Jan - Sat, 17 Jan
Southwest Logo
10:10 - 17:55SFO-SAN
7h 45m2 stops
Southwest Logo
07:00 - 08:45SAN-SFO
1h 45mdirect
€97Southwest
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Sat, 13 Dec - Sun, 14 Dec
United Airlines Logo
16:15 - 19:52SFO-SAN
3h 37m1 stop
United Airlines Logo
16:08 - 17:50SAN-SFO
1h 42mdirect
€106United Airlines
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Tue, 2 Dec - Tue, 9 Dec
Southwest Logo
07:40 - 09:10SFO-SAN
1h 30mdirect
Southwest Logo
07:00 - 08:45SAN-SFO
1h 45mdirect
€108Southwest
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Fri, 5 Dec - Sun, 7 Dec
Delta Logo
06:00 - 09:15SFO-SAN
3h 15m1 stop
Delta Logo
06:15 - 12:21SAN-SFO
6h 06m1 stop
€145Delta
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Mon, 24 Nov - Wed, 3 Dec
Delta Logo
09:49 - 16:40SFO-SAN
6h 51m1 stop
Delta Logo
19:07 - 23:55SAN-SFO
4h 48m1 stop
€158Delta
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Sat, 15 Nov - Mon, 17 Nov

Delta flights from San Francisco to San Diego

Our best Delta deals on San Francisco to San Diego flight tickets
Delta
17 Nov
SFO06:00San Francisco
3h 15m
1 stop
SAN09:15San Diego
17 Nov
SAN19:07San Diego
4h 48m
1 stop
SFO23:55San Francisco
€137
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Delta
19 Nov
SFO18:43San Francisco
4h 12m
1 stop
SAN22:55San Diego
3 Dec
SAN09:59San Diego
4h 37m
1 stop
SFO14:36San Francisco
€145
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Delta
15 Nov
SFO06:00San Francisco
3h 15m
1 stop
SAN09:15San Diego
19 Nov
SAN06:35San Diego
4h 55m
1 stop
SFO11:30San Francisco
€158
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Alaska Airlines flights from San Francisco to San Diego

Our best Alaska Airlines deals on San Francisco to San Diego flight tickets
Alaska Airlines
3 Dec
SFO21:57San Francisco
1h 33m
SAN23:30San Diego
6 Dec
SAN06:15San Diego
1h 51m
SFO08:06San Francisco
€67
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Alaska Airlines
17 Jan
SFO09:16San Francisco
1h 39m
SAN10:55San Diego
17 Jan
SAN14:51San Diego
1h 41m
SFO16:32San Francisco
€97
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Alaska Airlines
3 Feb
SFO14:52San Francisco
1h 38m
SAN16:30San Diego
23 Apr
SAN17:30San Diego
1h 46m
SFO19:16San Francisco
€102
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momondo Fare Finder

 
Customise 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, momondo users made 13,528 searches. Data last updated 5 November 2025.
Use the filters below to find and compare flights from San Francisco to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Wed 3/12

21:57-23:30

Nonstop1h 33m

San Diego

Sat 6/12

06:15-08:06

Nonstop1h 51m

€67

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 18/12

14:13-15:52

Nonstop1h 39m

San Diego

Thu 25/12

20:10-22:03

Nonstop1h 53m

€75

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Tue 2/12

22:37-00:15

Nonstop1h 38m

San Diego

Thu 4/12

17:45-19:27

Nonstop1h 42m

€84

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Tue 2/12

14:15-22:25

1 stop8h 10m

San Diego

Thu 4/12

16:55-18:35

Nonstop1h 40m

€93

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 17/1

09:16-10:55

Nonstop1h 39m

San Diego

Sat 17/1

14:51-16:32

Nonstop1h 41m

€97

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 13/12

10:10-17:55

2 stops7h 45m

San Diego

Sun 14/12

07:00-08:45

Nonstop1h 45m

€97

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Tue 2/12

16:15-19:52

1 stop3h 37m

San Diego

Tue 9/12

16:08-17:50

Nonstop1h 42m

€106

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Fri 5/12

07:40-09:10

Nonstop1h 30m

San Diego

Sun 7/12

07:00-08:45

Nonstop1h 45m

€108

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Mon 24/11

06:00-09:15

1 stop3h 15m

San Diego

Wed 3/12

06:15-12:21

1 stop6h 06m

€145

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 15/11

09:49-16:40

1 stop6h 51m

San Diego

Mon 17/11

19:07-23:55

1 stop4h 48m

€158

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from San Francisco to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Diego?

The cheapest month to fly to San Diego from San Francisco is in January. Flight prices, which tend to average around €97, are often lower during this time because this is during the off-season. If you’re not able to fly to San Diego in January, then February is your next best option. Flight prices from San Francisco to San Diego during February average around €109.

What is the cheapest time of day to depart on your flight to San Diego?

According to our data, the cheapest time of day to fly to San Diego is in the morning. momondo users have found flights departing from San Francisco to San Diego in the morning for as low as €76. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At midday is when there is more demand to fly to San Diego, so prices are often more expensive at around €88 per ticket.

What is the cheapest San Francisco to San Diego flight route?

Fly from San Francisco to San Diego for the best San Francisco - San Diego flight prices

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around €128 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from San Francisco for as low as €98 on momondo.

What cabin class options are available on San Francisco to San Diego flights?

There is only 1 cabin class available to choose from on San Francisco to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Francisco to San Diego flight prices changed over time?

As of November 2025, prices for San Francisco to San Diego flights are approximately 55% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San Francisco to San Diego (SFO to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to San Diego

Fastest flight time

1h 30m

Direct flights

Every day

Airports in San Diego

1 airport
The fastest flight from San Francisco to San Diego takes 1h 30m
Direct flights go from San Francisco to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)
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  • How far is San Francisco to San Diego by plane?

    San Francisco and San Diego are 738.2 km apart from one another. By plane, this route typically takes 1h 30m.

  • When did momondo last update prices for flights from San Francisco Airport to San Diego Airport?

    Prices for flights from San Francisco Airport to San Diego Airport are refreshed on a daily basis.

  • How old do you have to be to fly from San Francisco Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Francisco to San Diego?

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to San Diego?

It is quick and easy to find San Francisco to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.

Can I find flights from San Francisco to San Diego with flexible booking policies on momondo?

Yes. All flights to San Diego from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Francisco to San Diego?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Diego from San Francisco.

I’m not ready to book a flight from San Francisco to San Diego right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Francisco to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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