What is the cheapest airline that flies from San Francisco to San Diego?

United Airlines, Southwest, and Alaska Airlines are the most popular carriers operating from San Francisco to San Diego

What is the most punctual flight time for San Francisco to San Diego flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

How many flights depart from San Francisco to San Diego on average per day?

As of October 2025, 47 flights take off from San Francisco and land in San Diego each day. The most common flight departure time for this route is 19:00, with 38% of daily flights taking off in the evening.

How often are flights from San Francisco to San Diego delayed?

Historically, on average around 18% of flights between San Francisco and San Diego have experienced a delay on any given week. The average delay length over the past 12 months has been 119 minutes.

Which airline has the best punctuality record on San Francisco to San Diego flights?

According to our data, Air China have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

How many flights depart from San Francisco to San Diego on average per week?

As of October 2025, 334 flights take off from San Francisco and land in San Diego each week. The most common flight departure day for this route is Mon, with 22% of weekly flights taking off on this day.

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 updated daily.

How many operators does momondo search for flights from San Francisco Airport to San Diego Airport?

There is 1 operator available for flights from San Francisco Airport to San Diego Airport as of October 2025.

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 necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$58 Cheap Flights from San Francisco to San Diego in 2025/26

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07:00 - 08:39SFO-SAN

1h 39mdirect

06:15 - 08:06SAN-SFO

1h 51mdirect

$117Alaska Airlines

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Thu, 4 Dec - Sat, 6 Dec

07:00 - 08:39SFO-SAN

1h 39mdirect

12:31 - 14:15SAN-SFO

1h 44mdirect

$125Alaska Airlines

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Thu, 4 Dec - Thu, 4 Dec

07:00 - 08:39SFO-SAN

1h 39mdirect

15:05 - 16:46SAN-SFO

1h 41mdirect

$132Alaska Airlines

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Thu, 4 Dec - Thu, 4 Dec

06:30 - 08:06SFO-SAN

1h 36mdirect

07:45 - 09:32SAN-SFO

1h 47mdirect

$145United Airlines

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Sat, 6 Dec - Sun, 7 Dec

13:55 - 15:25SFO-SAN

1h 30mdirect

08:10 - 09:55SAN-SFO

1h 45mdirect

$148Southwest

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Sat, 15 Nov - Mon, 17 Nov

05:10 - 10:15SFO-SAN

5h 05m1 stop

19:40 - 21:20SAN-SFO

1h 40mdirect

$151Southwest

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Wed, 19 Nov - Wed, 19 Nov

08:20 - 16:55SFO-SAN

8h 35m2 stops

07:00 - 08:45SAN-SFO

1h 45mdirect

$155Southwest

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Thu, 4 Dec - Mon, 8 Dec

06:00 - 10:21SFO-SAN

4h 21m1 stop

16:08 - 17:50SAN-SFO

1h 42mdirect

$233United Airlines

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Sat, 29 Nov - Sat, 6 Dec

06:00 - 09:15SFO-SAN

3h 15m1 stop

19:07 - 00:03SAN-SFO

4h 56m1 stop

$239Delta

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Sun, 16 Nov - Tue, 2 Dec

19:22 - 23:55SFO-SAN

4h 33m1 stop

19:07 - 23:55SAN-SFO

4h 48m1 stop

$241Delta

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Thu, 13 Nov - Mon, 17 Nov

Alaska Airlines flights from San Francisco to San Diego

Our best Alaska Airlines deals on San Francisco to San Diego flight tickets

Alaska Airlines

4 Dec

SFO07:00San Francisco

1h 39m

SAN08:39San Diego

6 Dec

SAN06:15San Diego

1h 51m

SFO08:06San Francisco

$117

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Alaska Airlines

4 Dec

SFO07:00San Francisco

1h 39m

SAN08:39San Diego

4 Dec

SAN12:31San Diego

1h 44m

SFO14:15San Francisco

$125

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Alaska Airlines

4 Dec

SFO07:00San Francisco

1h 39m

SAN08:39San Diego

4 Dec

SAN15:05San Diego

1h 41m

SFO16:46San Francisco

$132

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Delta flights from San Francisco to San Diego

Our best Delta deals on San Francisco to San Diego flight tickets

Delta

16 Nov

SFO06:00San Francisco

3h 15m

1 stop

SAN09:15San Diego

2 Dec

SAN19:07San Diego

4h 56m

1 stop

SFO00:03San Francisco

$239

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Delta

13 Nov

SFO19:22San Francisco

4h 33m

1 stop

SAN23:55San Diego

17 Nov

SAN19:07San Diego

4h 48m

1 stop

SFO23:55San Francisco

$241

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Delta

28 Nov

SFO06:00San Francisco

3h 15m

1 stop

SAN09:15San Diego

5 Dec

SAN06:15San Diego

6h 06m

1 stop

SFO12:21San Francisco

$254

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Fly from

Fly to

Route

Depart

Return

Price

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 4/12

07:00-08:39

Nonstop1h 39m

San Diego

Sat 6/12

06:15-08:06

Nonstop1h 51m

$117

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 4/12

07:00-08:39

Nonstop1h 39m

San Diego

Thu 4/12

12:31-14:15

Nonstop1h 44m

$125

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 4/12

07:00-08:39

Nonstop1h 39m

San Diego

Thu 4/12

15:05-16:46

Nonstop1h 41m

$132

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 6/12

06:30-08:06

Nonstop1h 36m

San Diego

Sun 7/12

07:45-09:32

Nonstop1h 47m

$145

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 15/11

13:55-15:25

Nonstop1h 30m

San Diego

Mon 17/11

08:10-09:55

Nonstop1h 45m

$148

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Wed 19/11

05:10-10:15

1 stop5h 05m

San Diego

Wed 19/11

19:40-21:20

Nonstop1h 40m

$151

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 4/12

08:20-16:55

2 stops8h 35m

San Diego

Mon 8/12

07:00-08:45

Nonstop1h 45m

$155

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 29/11

06:00-10:21

1 stop4h 21m

San Diego

Sat 6/12

16:08-17:50

Nonstop1h 42m

$233

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sun 16/11

06:00-09:15

1 stop3h 15m

San Diego

Tue 2/12

19:07-00:03

1 stop4h 56m

$239

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 13/11

19:22-23:55

1 stop4h 33m

San Diego

Mon 17/11

19:07-23:55

1 stop4h 48m

$241

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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

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to San Diego?

The month of January is, on average, the cheapest month to fly to San Diego from San Francisco, with most prices found around $171. 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 $190.

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

On average, the least expensive day to fly to San Diego from San Francisco is on a Friday. momondo users have found tickets for Friday departures for as low as $163. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Wednesday is the most expensive day to depart from San Francisco because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $352.

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

Our data shows that the cheapest San Francisco to San Diego flights are usually those with departure times in the morning. Our users have found flights to San Diego in the morning for as low as $122. Try not to purchase tickets at midday because they tend to be around $326. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $223 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 $169 on momondo.

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

There are 2 cabin classes 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 October 2025, prices for San Francisco to San Diego flights are approximately 35% 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 25m
Direct flights	Every day
Airports in San Diego	1 airport

The fastest flight from San Francisco to San Diego takes 1h 25m

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 Diego is 738.2 km away from San Francisco. 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 updated daily.
How many operators does momondo search for flights from San Francisco Airport to San Diego Airport?
There is 1 operator available for flights from San Francisco Airport to San Diego Airport as of October 2025.
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 necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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?
momondo data reveals that the most frequently booked plane model on the route from San Francisco to San Diego is Boeing 737-800 Passenger/BBJ2 (winglets), representing 15.47% of all bookings. The subsequent popular models are Boeing 737-800 at 13.38%, Embraer 175 at 12.82%, and Boeing 737 MAX 8 at 11.12%.
What is the most popular airline from San Francisco to San Diego?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Francisco to San Diego is Alaska Airlines (100% of total bookings).

Best airlines flying from San Francisco to San Diego

Compare and see reviews for airlines that fly from San Francisco to San Diego with momondo

Airline	Rating	Free cancellation	Price
Alaska Airlines	PriceFrom $120	Free cancellation	Rating 8.0 11,203 reviews		Search Alaska Airlines flights

Alaska Airlines Flights From San Francisco to San Diego
The lowest priced Alaska Airlines flight from San Francisco to San Diego from the last 72 hours was $120. Generally, Alaska Airlines has 25 flights on this route every week with an average price of $326. Alaska Airlines is rated 8.0/10 by our users.

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Why use momondo?

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

Finding the right flight to San Diego from San Francisco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.

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

Flights from San Francisco to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between San Francisco and San Diego by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to San Diego from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your San Diego trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from San Francisco to San Diego from $59

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 19/11. 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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Alaska Airlines flights from San Francisco to San Diego

Our best Alaska Airlines deals on San Francisco to San Diego flight tickets

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Our best Delta deals on San Francisco to San Diego flight tickets

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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?

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

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

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?

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

There are 2 cabin classes 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 October 2025, prices for San Francisco to San Diego flights are approximately 35% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from San Francisco to San Diego?

United Airlines, Southwest, and Alaska Airlines are the most popular carriers operating from San Francisco to San Diego

How often are flights from San Francisco to San Diego delayed?

Historically, on average around 18% of flights between San Francisco and San Diego have experienced a delay on any given week. The average delay length over the past 12 months has been 119 minutes.

What is the most punctual flight time for San Francisco to San Diego flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on San Francisco to San Diego flights?

According to our data, Air China have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

How many flights depart from San Francisco to San Diego on average per day?

As of October 2025, 47 flights take off from San Francisco and land in San Diego each day. The most common flight departure time for this route is 19:00, with 38% of daily flights taking off in the evening.

How many flights depart from San Francisco to San Diego on average per week?

As of October 2025, 334 flights take off from San Francisco and land in San Diego each week. The most common flight departure day for this route is Mon, with 22% of weekly flights taking off on this day.

When to book flights from San Francisco to San Diego

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

Direct flights

Airports in San Diego

How far is San Francisco to San Diego by plane?

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

How many operators does momondo search for flights from San Francisco Airport to San Diego Airport?

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

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

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

What is the most popular airline from San Francisco to San Diego?

Best airlines flying from San Francisco to San Diego

Compare and see reviews for airlines that fly from San Francisco to San Diego with momondo

Alaska Airlines Flights From San Francisco to San Diego

Travelling to a place near San Diego?

Why use momondo?

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

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

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

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

An easier way to manage your San Diego trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California