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Cheap flights from San Francisco to San Diego from £31

This is the cheapest return 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 1/3. 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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Find the cheapest flights from San Francisco to San Diego

Cheap return flights

These are some of the best return flight deals from San Francisco to San Diego that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from San Francisco to San Diego.

Cheap last-minute flights

Planning a quick getaway from San Francisco to San Diego? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Diego, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from San Francisco to San Diego

Find recent return train or bus tickets from San Francisco to San Diego.

All return flight deals from San Francisco to San Diego

The cheapest plane tickets from San Francisco to San Diego found on KAYAK recently.
19:12 - 20:56SFO-SAN
1h 44mdirect
20:18 - 22:09SAN-SFO
1h 51mdirect
£31Frontier
Find Deal
Sat, 1 Mar - Tue, 4 Mar
06:00 - 07:36SFO-SAN
1h 36mdirect
10:24 - 12:15SAN-SFO
1h 51mdirect
£41Alaska Airlines
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Tue, 18 Mar - Tue, 18 Mar
06:00 - 07:36SFO-SAN
1h 36mdirect
06:15 - 07:59SAN-SFO
1h 44mdirect
£46Alaska Airlines
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Wed, 5 Mar - Sat, 8 Mar
19:12 - 20:56SFO-SAN
1h 44mdirect
06:25 - 13:33SAN-SFO
7h 08m1 stop
£61Frontier
Find Deal
Sat, 1 Mar - Tue, 4 Mar
22:35 - 00:14SFO-SAN
1h 39mdirect
17:25 - 19:11SAN-SFO
1h 46mdirect
£65United Airlines
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Thu, 20 Feb - Mon, 24 Feb
07:15 - 08:52SFO-SAN
1h 37mdirect
06:15 - 08:01SAN-SFO
1h 46mdirect
£66United Airlines
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Thu, 20 Feb - Fri, 21 Feb
07:20 - 08:45SFO-SAN
1h 25mdirect
06:40 - 08:20SAN-SFO
1h 40mdirect
£79Southwest
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Thu, 20 Mar - Mon, 24 Mar
15:15 - 16:45SFO-SAN
1h 30mdirect
20:30 - 22:10SAN-SFO
1h 40mdirect
£94Southwest
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Mon, 24 Feb - Mon, 24 Feb
18:50 - 22:10SFO-SAN
3h 20m1 stop
10:58 - 17:33SAN-SFO
6h 35m1 stop
£144Delta
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Sat, 15 Feb - Wed, 19 Feb
10:55 - 17:00SFO-SAN
6h 05m1 stop
19:12 - 00:14SAN-SFO
5h 02m1 stop
£160Delta
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Sat, 1 Feb - Mon, 3 Feb
07:40 - 09:17SFO-SAN
1h 37mdirect
£36Alaska Airlines
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Tue, 28 Jan
20:05 - 21:35SFO-SAN
1h 30mdirect
£40Southwest
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Mon, 3 Mar
22:35 - 00:14SFO-SAN
1h 39mdirect
£48United Airlines
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Fri, 21 Feb
15:50 - 22:40SFO-SAN
6h 50m1 stop
£55Southwest
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Tue, 1 Apr
22:35 - 00:14SFO-SAN
1h 39mdirect
£56United Airlines
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Mon, 17 Feb
11:00 - 12:39SFO-SAN
1h 39mdirect
£60United Airlines
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Tue, 28 Jan
05:40 - 12:20SFO-SAN
6h 40m1 stop
£63Southwest
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Thu, 10 Apr
07:00 - 08:35SFO-SAN
1h 35mdirect
£64Alaska Airlines
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Thu, 13 Feb
10:55 - 17:00SFO-SAN
6h 05m1 stop
£81Delta
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Mon, 27 Jan
06:00 - 10:12SFO-SAN
4h 12m1 stop
£102Delta
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Sat, 19 Apr
22:35 - 00:14SFO-SAN
1h 39mdirect
21:30 - 23:16SAN-SFO
1h 46mdirect
£75United Airlines
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Fri, 24 Jan - Mon, 24 Mar
22:35 - 00:14SFO-SAN
1h 39mdirect
15:58 - 17:43SAN-SFO
1h 45mdirect
£87United Airlines
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Sat, 25 Jan - Tue, 28 Jan
18:25 - 23:58SFO-SAN
5h 33m1 stop
21:30 - 23:16SAN-SFO
1h 46mdirect
£95United Airlines
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Fri, 24 Jan - Mon, 24 Mar
06:05 - 10:18SFO-SAN
4h 13m1 stop
10:58 - 14:57SAN-SFO
3h 59m1 stop
£152Delta
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Sun, 26 Jan - Mon, 3 Feb
18:30 - 22:51SFO-SAN
4h 21m1 stop
19:12 - 00:14SAN-SFO
5h 02m1 stop
£160Delta
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Sun, 26 Jan - Wed, 29 Jan
07:40 - 09:17SFO-SAN
1h 37mdirect
06:33 - 12:30SAN-SFO
5h 57m1 stop
£161American Airlines
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Sun, 26 Jan - Wed, 29 Jan
12:45 - 20:55SFO-SAN
8h 10m1 stop
07:45 - 14:40SAN-SFO
6h 55m2 stops
£193Southwest
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Sat, 25 Jan - Sat, 1 Feb
06:05 - 10:10SFO-SAN
4h 05m1 stop
07:45 - 14:40SAN-SFO
6h 55m2 stops
£197Southwest
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Fri, 24 Jan - Sat, 25 Jan
07:40 - 09:17SFO-SAN
1h 37mdirect
19:55 - 21:36SAN-SFO
1h 41mdirect
£209Alaska Airlines
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Wed, 22 Jan - Sat, 25 Jan
06:00 - 07:36SFO-SAN
1h 36mdirect
19:55 - 21:36SAN-SFO
1h 41mdirect
£315Alaska Airlines
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Wed, 22 Jan - Thu, 23 Jan
19:12 - 20:56SFO-SAN
1h 44mdirect
20:18 - 22:09SAN-SFO
1h 51mdirect
£31Frontier
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Sat, 1 Mar - Tue, 4 Mar
06:00 - 07:36SFO-SAN
1h 36mdirect
10:24 - 12:15SAN-SFO
1h 51mdirect
£41Alaska Airlines
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Tue, 18 Mar - Tue, 18 Mar
07:00 - 08:35SFO-SAN
1h 35mdirect
06:15 - 07:59SAN-SFO
1h 44mdirect
£46Alaska Airlines
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Wed, 5 Mar - Sat, 8 Mar
07:40 - 09:17SFO-SAN
1h 37mdirect
10:55 - 12:37SAN-SFO
1h 42mdirect
£59Alaska Airlines
Find Deal
Sat, 1 Feb - Tue, 4 Feb
22:35 - 00:14SFO-SAN
1h 39mdirect
17:25 - 19:11SAN-SFO
1h 46mdirect
£65United Airlines
Find Deal
Thu, 20 Feb - Mon, 24 Feb
07:15 - 08:52SFO-SAN
1h 37mdirect
06:15 - 08:01SAN-SFO
1h 46mdirect
£66United Airlines
Find Deal
Thu, 20 Feb - Fri, 21 Feb
06:00 - 07:36SFO-SAN
1h 36mdirect
06:15 - 08:00SAN-SFO
1h 45mdirect
£71Alaska Airlines
Find Deal
Wed, 19 Feb - Fri, 21 Feb
22:35 - 00:14SFO-SAN
1h 39mdirect
06:15 - 08:01SAN-SFO
1h 46mdirect
£76United Airlines
Find Deal
Fri, 21 Feb - Sun, 23 Feb
07:20 - 08:45SFO-SAN
1h 25mdirect
20:55 - 22:40SAN-SFO
1h 45mdirect
£79Southwest
Find Deal
Thu, 20 Mar - Mon, 24 Mar
15:15 - 16:45SFO-SAN
1h 30mdirect
20:30 - 22:10SAN-SFO
1h 40mdirect
£94Southwest
Find Deal
Mon, 24 Feb - Mon, 24 Feb

Delta flights from San Francisco to San Diego

Our best Delta deals on San Francisco to San Diego flight tickets
Delta
15 Feb
SFO18:50San Francisco
3h 20m
1 stop
SAN22:10San Diego
19 Feb
SAN10:58San Diego
6h 35m
1 stop
SFO17:33San Francisco
Delta
1 Feb
SFO17:16San Francisco
5h 34m
1 stop
SAN22:50San Diego
4 Feb
SAN06:30San Diego
3h 29m
1 stop
SFO09:59San Francisco
Delta
1 Feb
SFO10:55San Francisco
6h 05m
1 stop
SAN17:00San Diego
3 Feb
SAN19:12San Diego
5h 02m
1 stop
SFO00:14San Francisco

Alaska Airlines flights from San Francisco to San Diego

Our best Alaska Airlines deals on San Francisco to San Diego flight tickets
Alaska Airlines
18 Mar
SFO06:00San Francisco
1h 36m
SAN07:36San Diego
18 Mar
SAN10:24San Diego
1h 51m
SFO12:15San Francisco
Alaska Airlines
5 Mar
SFO06:00San Francisco
1h 36m
SAN07:36San Diego
8 Mar
SAN06:15San Diego
1h 44m
SFO07:59San Francisco
Alaska Airlines
1 Feb
SFO07:40San Francisco
1h 37m
SAN09:17San Diego
4 Feb
SAN10:55San Diego
1h 42m
SFO12:37San Francisco

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 typical price of a round-trip flight between San Francisco and San Diego?

What is the cheapest month to fly to San Diego?

If you don’t want to visit San Diego in January, then you should wait until October to fly from San Francisco, when ticket prices are also cheap, with an average price of £105.

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 £103. Flights from San Francisco to San Diego on a Thursday will generally be more expensive and average around £296. 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 £81. Flying to San Diego in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at midday because they tend to be around £207. 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 5 weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around £136 when searching 5 weeks out.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 £99 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 January 2025, prices for San Francisco to San Diego flights are approximately 58% 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

£36

Fastest flight time

1h 25m

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 £36. The best return flight deal from San Francisco to San Diego found on momondo in the last 72 hours is £31.
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)

  • 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 25m 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
FrontierPriceFrom £30Free CancellationRating
6.0
3,443 reviews
Search Frontier flights
Alaska AirlinesPriceFrom £44Free CancellationRating
8.0
9,706 reviews
Search Alaska Airlines flights
  • Alaska Airlines Flights From San Francisco to San Diego

    Alaska Airlines flies from San Francisco to San Diego around 30 times per week, with 9,706 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 £54 (round-trip), much lower than the average airfare cost of £210 for Alaska Airlines flights on this route.

  • Frontier Flights From San Francisco to San Diego

    Across 3,443 Frontier reviews on momondo, the average score is 6.0/10. Frontier flies from San Francisco to San Diego about 7 times each week, with ticket deals ranging from £36 to £68. 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
National City

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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