Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from San Francisco to San Diego from €33

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 28/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from San Francisco to San Diego (SFO-SAN)

Cheap return flights

Frontier Logo
14:17 - 15:58SFO-SAN
1h 41mdirect
Frontier Logo
11:28 - 13:22SAN-SFO
1h 54mdirect
€61Frontier
Find Deal
Thu, 11 Sep - Mon, 15 Sep
United Airlines Logo
16:50 - 18:29SFO-SAN
1h 39mdirect
United Airlines Logo
20:08 - 21:48SAN-SFO
1h 40mdirect
€62United Airlines
Find Deal
Sat, 4 Oct - Sat, 4 Oct
Frontier Logo
13:29 - 15:11SFO-SAN
1h 42mdirect
Frontier Logo
10:32 - 12:24SAN-SFO
1h 52mdirect
€64Frontier
Find Deal
Thu, 9 Oct - Thu, 16 Oct
Alaska Airlines Logo
07:10 - 08:52SFO-SAN
1h 42mdirect
Alaska Airlines Logo
22:18 - 23:59SAN-SFO
1h 41mdirect
€66Alaska Airlines
Find Deal
Wed, 17 Sep - Tue, 23 Sep
Southwest Logo
18:55 - 20:40SFO-SAN
1h 45mdirect
Southwest Logo
13:25 - 15:05SAN-SFO
1h 40mdirect
€69Southwest
Find Deal
Fri, 12 Dec - Mon, 15 Dec
Southwest Logo
06:00 - 07:30SFO-SAN
1h 30mdirect
Southwest Logo
17:30 - 23:20SAN-SFO
5h 50m1 stop
€76Southwest
Find Deal
Thu, 25 Sep - Mon, 29 Sep
Alaska Airlines Logo
14:48 - 16:30SFO-SAN
1h 42mdirect
Alaska Airlines Logo
20:08 - 22:01SAN-SFO
1h 53mdirect
€79Alaska Airlines
Find Deal
Tue, 18 Nov - Tue, 18 Nov
United Airlines Logo
22:36 - 00:15SFO-SAN
1h 39mdirect
United Airlines Logo
16:07 - 17:45SAN-SFO
1h 38mdirect
€82United Airlines
Find Deal
Fri, 26 Sep - Tue, 30 Sep
Hawaiian Airlines Logo
08:41 - 10:32SFO-SAN
1h 51mdirect
Hawaiian Airlines Logo
12:18 - 14:01SAN-SFO
1h 43mdirect
€110Hawaiian Airlines
Find Deal
Sat, 11 Oct - Sat, 11 Oct
Hawaiian Airlines Logo
21:27 - 23:08SFO-SAN
1h 41mdirect
Hawaiian Airlines Logo
22:12 - 23:57SAN-SFO
1h 45mdirect
€134Hawaiian Airlines
Find Deal
Sat, 22 Nov - Fri, 28 Nov

Southwest flights from San Francisco to San Diego

Our best Southwest deals on San Francisco to San Diego flight tickets
Southwest
12 Dec
SFO18:55San Francisco
1h 45m
SAN20:40San Diego
15 Dec
SAN13:25San Diego
1h 40m
SFO15:05San Francisco
€69
Find similar
Southwest
25 Sept
SFO06:00San Francisco
1h 30m
SAN07:30San Diego
29 Sept
SAN17:30San Diego
5h 50m
1 stop
SFO23:20San Francisco
€76
Find similar
Southwest
11 Sept
SFO06:00San Francisco
1h 30m
SAN07:30San Diego
17 Sept
SAN19:00San Diego
1h 35m
SFO20:35San Francisco
€83
Find similar

United Airlines flights from San Francisco to San Diego

Our best United Airlines deals on San Francisco to San Diego flight tickets
United Airlines
4 Oct
SFO16:50San Francisco
1h 39m
SAN18:29San Diego
4 Oct
SAN20:08San Diego
1h 40m
SFO21:48San Francisco
€62
Find similar
United Airlines
26 Sept
SFO22:36San Francisco
1h 39m
SAN00:15San Diego
30 Sept
SAN16:07San Diego
1h 38m
SFO17:45San Francisco
€82
Find similar
United Airlines
18 Oct
SFO16:50San Francisco
1h 39m
SAN18:29San Diego
18 Oct
SAN20:08San Diego
1h 40m
SFO21:48San Francisco
€91
Find similar

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 26 August 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

Thu 11/9

14:17-15:58

Nonstop1h 41m

San Diego

Mon 15/9

11:28-13:22

Nonstop1h 54m

€61

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 4/10

16:50-18:29

Nonstop1h 39m

San Diego

Sat 4/10

20:08-21:48

Nonstop1h 40m

€62

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 9/10

13:29-15:11

Nonstop1h 42m

San Diego

Thu 16/10

10:32-12:24

Nonstop1h 52m

€64

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Wed 17/9

07:10-08:52

Nonstop1h 42m

San Diego

Tue 23/9

22:18-23:59

Nonstop1h 41m

€66

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Fri 12/12

18:55-20:40

Nonstop1h 45m

San Diego

Mon 15/12

13:25-15:05

Nonstop1h 40m

€69

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Thu 25/9

06:00-07:30

Nonstop1h 30m

San Diego

Mon 29/9

17:30-23:20

1 stop5h 50m

€76

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Tue 18/11

14:48-16:30

Nonstop1h 42m

San Diego

Tue 18/11

20:08-22:01

Nonstop1h 53m

€79

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Fri 26/9

22:36-00:15

Nonstop1h 39m

San Diego

Tue 30/9

16:07-17:45

Nonstop1h 38m

€82

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 11/10

08:41-10:32

Nonstop1h 51m

San Diego

Sat 11/10

12:18-14:01

Nonstop1h 43m

€110

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

Sat 22/11

21:27-23:08

Nonstop1h 41m

San Diego

Fri 28/11

22:12-23:57

Nonstop1h 45m

€134

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 €92, 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 €106.

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 €119 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 €89 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 August 2025, prices for San Francisco to San Diego flights are approximately 43% 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

Best price found

€75

Fastest flight time

1h 30m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from San Francisco in the past 72 hours is €75. The best return flight deal from San Francisco to San Diego found on momondo in the last 72 hours is €74.
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)
Search flight deals

  • 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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 31/8
Sun 7/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States