Q: How much does it cost for a return flight from San Francisco to San Diego?

Airfare is below average for this route at the moment. San Francisco to San Diego flights typically cost between ₹ 7,526 and ₹ 21,411 in August. The cheapest return flight price found within the last 3 days was ₹ 6,661 on Alaska Airlines (27 Aug-4 Sept). Find deals

Question 1

How much does it cost for a return flight from San Francisco to San Diego?

Accepted Answer

Airfare is below average for this route at the moment.San Francisco to San Diego flights typically cost between ₹ 7,526 and ₹ 21,411 in August.
The cheapest return flight price found within the last 3 days was ₹ 6,661 on Alaska Airlines (27 Aug-4 Sept). Find deals

Question 2

How popular is this San Francisco to San Diego flight route?

Accepted Answer

This flight path from San Francisco to San Diego was viewed by 40 users in the past month. Keep an eye out for changes in search interest prior to high and low season. Find deals

Question 3

What are the cheapest airlines flying from San Francisco to San Diego round-trip?

Accepted Answer

Currently priced at ₹ 6,661, Alaska Airlines will fly you from San Francisco to San Diego and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and United Airlines - these airlines can fly you to your destination from ₹ 7,526 and ₹ 8,391, respectively. You may be able to fly from San Francisco to San Diego for 44% less than the average price by searching for these airlines. Find deals

Question 4

What are the cheapest airlines to fly from San Francisco to San Diego one-way?

Accepted Answer

For one-way options, check prices for United Airlines. According to our data, you can fly for as low as ₹ 3,374. Users have also found prices from ₹ 4,239 and ₹ 5,104 on Southwest and Alaska Airlines, respectively. Find deals

Question 5

How far ahead should I book a flight from San Francisco to San Diego?

Accepted Answer

The best time to book flights from San Francisco to San Diego is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 6

What is the cheapest day to fly from San Francisco to San Diego?

Accepted Answer

Travellers seeking maximum savings on their San Francisco to San Diego flight should consider departing on Thursday mornings when fares are most often at their lowest. Wednesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Question 7

Weekly flight availability from San Francisco to San Diego

Accepted Answer

The most flights from SFO to SAN are scheduled on a Friday (79 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (57 on average).

Question 8

E

Accepted Answer

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 inches per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

Question 9

E

Accepted Answer

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

Question 10

What are the cheapest flights from San Francisco to San Diego?

Accepted Answer

Looking for the cheapest flight from San Francisco to San Diego? While on average our users pay ₹ 5,924, our data indicates the cheapest price to be ₹ 3,314. The most popular route (San Francisco - San Diego), is priced around ₹ 18,945.

Question 11

What are the most reliable airlines from San Francisco to San Diego?

Accepted Answer

The top 3 most reliable airlines when flying from San Francisco to San Diego are Copa Airlines (100%), Air China (94%) and Asiana Airlines (88%).

Question 12

What are the most popular airlines that fly from San Francisco to San Diego?

Accepted Answer

Before booking your flight from San Francisco to San Diego, check out the most popular airlines for this route: Alaska Airlines, Frontier or Southwest.

Question 13

What is the cheapest day to fly return from San Francisco to San Diego?

Accepted Answer

Users have found that leaving on a Wednesday can be a cost-effective option. It’s possible to save up to 132% on your flight compared to booking on days when demand is much higher.

Question 14

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

Accepted Answer

Users have found that booking a flight from San Francisco to San Diego at least 31 days early can save you up to 95% on average compared to booking a flight this week. If booking 31 days before your flight isn’t an option for you, users have found flights from San Francisco to San Diego for as little as ₹ 10,987 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as ₹ 17,994 for flights departing within the next 3 days.

Question 15

What is the cheapest month to fly from San Francisco to San Diego?

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, January can be a great choice for travel to San Diego. Flights to San Diego from San Francisco in January are about ₹ 12,025 on average during January, but can be found for as low as ₹ 3,114.

Question 16

What is the cheapest time of day to fly from SFO to SAN?

Accepted Answer

One of the essential ways to save on airfare from San Francisco to San Diego is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the evening could potentially save you up to 45% on airfare.

Question 17

What airports do I use to fly from San Francisco to San Diego?

Accepted Answer

To fly from San Francisco to San Diego, you need to book a flight from San Francisco (SFO) to San Diego (SAN). Nonstop flights to San Diego from San Francisco take 1h 40m on average. When it comes time to book airfare, you have a few options: there are 68 outbound flights from San Francisco to San Diego offered by 3 different airlines.

Question 18

Can I find deals for flights from San Francisco to San Diego that include hotel bookings?

Accepted Answer

Yes. In addition to deals on San Francisco to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 19

How can I find direct flights from San Francisco to San Diego?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to San Diego.

Question 20

Can I find deals for business class flights from San Francisco to San Diego?

Accepted Answer

Yes. Cheapflights offers flight deals from San Francisco to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 21

How does Cheapflights help users find flights from San Francisco to San Diego?

Accepted Answer

When you search for this flight from San Francisco to San Diego, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Question 22

Why should you use Cheapflights to find cheap flight tickets from San Francisco to San Diego?

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Francisco to San Diego.

Question 23

Can Cheapflights find flights from San Francisco to San Diego with no change fees?

Accepted Answer

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Francisco to San Diego, users can toggle the no change fees filter when performing a flight search.

Question 24

Can Cheapflights notify me if prices for flights from San Francisco to San Diego become cheaper?

Accepted Answer

Yes! Start tracking prices for San Francisco to San Diego flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Round-trip from	₹ 6,661
One-way from	₹ 3,374
Popular in	December
Cheapest in	January
Average price	₹ 12,717
Good one-way deal	₹ 3,314 or less

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest₹ 3,288	Average₹ 6,730	FlexibilityNo cancel fee	On-time62%	Search Frontier flights
Southwest	Cheapest₹ 4,896	Average₹ 8,357	FlexibilityNo cancel fee	On-time63%	Search Southwest flights
Alaska Airlines	Cheapest₹ 7,023	Average₹ 18,405	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights

Cheap flights from San Francisco to San Diego from ₹ 3,374

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from San Francisco to San Diego are usually found in January or February, booked 72 days in advance, depart on a Thursday or Tuesday and return on a Friday

Cheap flight deals from San Francisco to San Diego

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Find flight deals from San Francisco to San Diego

Cheapest flights from San Francisco to San DiegoExplore the most affordable flight options available from San Francisco to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 July 2025.

Explore the most affordable flight options available from San Francisco to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to San Diego that are best for you.

Best time to book a flight from San Francisco to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from San Francisco with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to San Diego

How far ahead should I book a flight from San Francisco to San Diego?

Use this chart to determine the optimal time to book a return flight from San Francisco to San Diego. Price data was last updated on 18 July 2025.

What is the cheapest time of day to fly from SFO to SAN?

Find hourly flight availability from San Francisco to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 July 2025.

Weekly flight availability from San Francisco to San Diego

How much does it cost for a return flight from San Francisco to San Diego?

Reviews of airlines servicing San Diego

See what other customers who have flown with Alaska Airlines, Southwest, andDelta from San Francisco to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airports do I use to fly from San Francisco to San Diego?

How popular is this San Francisco to San Diego flight route?

What are the cheapest airlines flying from San Francisco to San Diego round-trip?

What are the cheapest airlines to fly from San Francisco to San Diego one-way?

What are the most reliable airlines from San Francisco to San Diego?

What are the cheapest flights from San Francisco to San Diego?

Can I find deals for flights from San Francisco to San Diego that include hotel bookings?

How can I find direct flights from San Francisco to San Diego?

Can I find deals for business class flights from San Francisco to San Diego?

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Alternative routes for San Francisco to San Diego

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Top 3 airlines flying from San Francisco to San Diego

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How does Cheapflights help users find flights from San Francisco to San Diego?

Why should you use Cheapflights to find cheap flight tickets from San Francisco to San Diego?

Can Cheapflights find flights from San Francisco to San Diego with no change fees?

Can Cheapflights notify me if prices for flights from San Francisco to San Diego become cheaper?

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Cheapest flights from San Francisco to San Diego
Explore the most affordable flight options available from San Francisco to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 July 2025.