Cheap flights from San Francisco to San Diego from £43

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 28/2. 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

Enter your travel dates to find the best prices.
Southwest Logo
12:30 - 19:40
SFO
-
SAN
7h 10m
1 stop
Southwest Logo
16:25 - 22:05
SAN
-
SFO
5h 40m
1 stop
£85Southwest
Wed, 25 Feb - Sat, 28 Feb
Southwest Logo
17:55 - 22:30
SFO
-
SAN
4h 35m
1 stop
Southwest Logo
16:20 - 23:15
SAN
-
SFO
6h 55m
2 stops
£89Southwest
Sat, 7 Mar - Tue, 10 Mar
United Airlines Logo
08:59 - 10:39
SFO
-
SAN
1h 40mdirect
United Airlines Logo
06:15 - 08:05
SAN
-
SFO
1h 50mdirect
£90United Airlines
Thu, 26 Feb - Sun, 1 Mar
United Airlines Logo
08:59 - 10:39
SFO
-
SAN
1h 40mdirect
United Airlines Logo
09:54 - 11:44
SAN
-
SFO
1h 50mdirect
£90United Airlines
Thu, 26 Feb - Mon, 2 Mar
United Airlines Logo
17:05 - 18:48
SFO
-
SAN
1h 43mdirect
United Airlines Logo
09:54 - 11:44
SAN
-
SFO
1h 50mdirect
£92United Airlines
Sat, 21 Feb - Mon, 2 Mar
Southwest Logo
09:05 - 10:40
SFO
-
SAN
1h 35mdirect
Southwest Logo
06:25 - 08:15
SAN
-
SFO
1h 50mdirect
£92Southwest
Thu, 26 Feb - Sun, 1 Mar
United Airlines Logo
07:00 - 08:40
SFO
-
SAN
1h 40mdirect
United Airlines Logo
06:15 - 08:05
SAN
-
SFO
1h 50mdirect
£97United Airlines
Sun, 22 Feb - Sun, 1 Mar
Southwest Logo
13:50 - 15:20
SFO
-
SAN
1h 30mdirect
Southwest Logo
06:50 - 08:35
SAN
-
SFO
1h 45mdirect
£98Southwest
Tue, 17 Feb - Sat, 21 Feb
Southwest Logo
21:50 - 23:15
SFO
-
SAN
1h 25mdirect
Southwest Logo
07:10 - 10:55
SAN
-
SFO
3h 45m
1 stop
£99Southwest
Fri, 20 Feb - Tue, 24 Feb
Southwest Logo
06:15 - 07:45
SFO
-
SAN
1h 30mdirect
Southwest Logo
06:25 - 08:15
SAN
-
SFO
1h 50mdirect
£100Southwest
Sat, 28 Feb - Sun, 1 Mar

Alaska Airlines flights from San Francisco to San Diego

Our best Alaska Airlines deals on San Francisco to San Diego flight tickets
Alaska Airlines
25 Feb
SFO08:11San Francisco
1h 38m
SAN09:49San Diego
4 Mar
SAN20:59San Diego
11h 47m
1 stop
SFO08:46San Francisco
£102
Alaska Airlines
10 Feb
SFO18:40San Francisco
1h 42m
SAN20:22San Diego
4 Mar
SAN08:00San Diego
1h 55m
SFO09:55San Francisco
£107
Alaska Airlines
10 Mar
SFO17:33San Francisco
1h 41m
SAN19:14San Diego
10 Mar
SAN22:09San Diego
1h 50m
SFO23:59San Francisco
£109

Delta flights from San Francisco to San Diego

Our best Delta deals on San Francisco to San Diego flight tickets
Delta
13 Mar
SFO06:00San Francisco
3h 07m
1 stop
SAN09:07San Diego
14 Mar
SAN09:50San Diego
6h 17m
1 stop
SFO16:07San Francisco
£114
Delta
31 Mar
SFO11:00San Francisco
3h 54m
1 stop
SAN14:54San Diego
2 Apr
SAN19:35San Diego
3h 25m
1 stop
SFO23:00San Francisco
£127
Delta
10 Feb
SFO18:49San Francisco
4h 59m
1 stop
SAN23:48San Diego
2 Mar
SAN17:00San Diego
6h 54m
1 stop
SFO23:54San Francisco
£143

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 279,928 searches. Data last updated 28 January 2026.
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 25/2

12:30-19:40

1 stop7h 10m

San Diego

Sat 28/2

16:25-22:05

1 stop5h 40m

£85

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 7/3

17:55-22:30

1 stop4h 35m

San Diego

Tue 10/3

16:20-23:15

2 stops6h 55m

£89

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 26/2

08:59-10:39

Nonstop1h 40m

San Diego

Sun 1/3

06:15-08:05

Nonstop1h 50m

£90

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 26/2

08:59-10:39

Nonstop1h 40m

San Diego

Mon 2/3

09:54-11:44

Nonstop1h 50m

£90

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 21/2

17:05-18:48

Nonstop1h 43m

San Diego

Mon 2/3

09:54-11:44

Nonstop1h 50m

£92

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 26/2

09:05-10:40

Nonstop1h 35m

San Diego

Sun 1/3

06:25-08:15

Nonstop1h 50m

£92

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sun 22/2

07:00-08:40

Nonstop1h 40m

San Diego

Sun 1/3

06:15-08:05

Nonstop1h 50m

£97

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Tue 17/2

13:50-15:20

Nonstop1h 30m

San Diego

Sat 21/2

06:50-08:35

Nonstop1h 45m

£98

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Fri 20/2

21:50-23:15

Nonstop1h 25m

San Diego

Tue 24/2

07:10-10:55

1 stop3h 45m

£99

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 28/2

06:15-07:45

Nonstop1h 30m

San Diego

Sun 1/3

06:25-08:15

Nonstop1h 50m

£100

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?

If you don’t want to visit San Diego in March, then you should wait until July to fly from San Francisco, when ticket prices are also cheap, with an average price of £97.

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

The cheapest day to depart from San Francisco to San Diego is on a Monday when prices can be found for as low as £65. Flights from San Francisco to San Diego on a Friday will generally be more expensive and average around £214. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

In the morning is the cheapest time of day to fly from San Francisco to San Diego when you can find flight prices for as low as £119. Flying to San Diego in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around £249. 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 £118 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 £87 on momondo.

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

There are 3 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 January 2026, prices for San Francisco to San Diego flights are approximately 5% more expensive 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 39m

Direct flights

Every day

Airports in San Diego

1 airport
The fastest flight from San Francisco to San Diego takes 1h 39m
Direct flights go from San Francisco to San Diego every day.
There is 1 airport in San Diego. From San Francisco there are direct flights to San Diego (SAN).
  • How far is San Francisco to San Diego by plane?

    San Diego is 458.7 mi away from San Francisco. Typically, this will take 1h 39m by plane in normal conditions.

  • 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 were last updated today.

  • 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?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • 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
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom £62Free CancellationRating
7.8
2,830 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom £65Free CancellationRating
8.0
11,801 reviews
Search Alaska Airlines flights
  • Alaska Airlines Flights From San Francisco to San Diego

    Alaska Airlines flies from San Francisco to San Diego around 26 times per week, with 11,801 momondo users rating the airline 8.0/10. The cheapest Alaska Airlines deal from San Francisco to San Diego in the last 72 hours was £65 (round-trip), much lower than the average airfare cost of £119 for Alaska Airlines flights on this route.

  • Hawaiian Airlines Flights From San Francisco to San Diego

    Across 2,830 Hawaiian Airlines reviews on momondo, the average score is 7.8/10. Hawaiian Airlines flies from San Francisco to San Diego about 38 times each week, with ticket deals ranging from £62 to £104. Price data is based on momondo searches in the last 72 hours.

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista

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?

momondo does allow users to show only those flights to San Diego from San Francisco which offer a flexible booking policy as well as other useful filters and features.

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?

If you are not ready to book a flight from San Francisco to San Diego now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Diego and let you know when they change.

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1 adult
Fri 27/2
Fri 6/3

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