Frontier offers extra comfort seats with 32” separation for a fee, enhancing short-haul comfort.
Frontier's Zone 1 boarding is available with a carry-on purchase or special fare bundle.
$34+ Cheap flights from San Francisco to San Diego (SFO - SAN)
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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SAN
Jan 2 — Jan 91
1 adult, Economy
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Find cheap flights from San Francisco to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.The best prices from San Francisco to San Diego are usually found in October or September, booked 73 days in advance, depart on a Saturday or Tuesday and return on a Saturday
Cheap flight deals from San Francisco to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 28, 2024.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $50 (Cheapflightsfares) |
One-way from | $34 (Cheapflightsfares) |
Popular in | March |
Cheapest in | October |
Average price | $197 |
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 December 28, 2024.
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 December 28, 2024.
This Cheapflightsfares deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/306:34 pmSFO - SAN
Nonstop1h 41mFrontier
Mon 1/138:18 pmSAN - SFO
Nonstop1h 43mFrontier
Deal found 12/27![Frontier logo]()
$137
This Orbitz deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/306:34 pmSFO - SAN
Nonstop1h 41mMultiple Airlines
Fri 1/35:03 pmSAN - SFO
1 stop5h 44mMultiple Airlines
Deal found 12/27![Multiple Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/307:25 amSFO - SAN
1 stop5h 20mSouthwest
Tue 1/75:30 pmSAN - SFO
Nonstop1h 40mSouthwest
Deal found 12/28![Southwest logo]()
$256
This Delta deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/306:55 pmSFO - SAN
1 stop4h 37mDelta
Tue 1/75:14 pmSAN - SFO
1 stop7h 00mDelta
Deal found 12/28![Delta logo]()
$326
This Alaska Airlines deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/296:00 amSFO - SAN
Nonstop1h 39mAlaska Airlines
Sun 1/58:55 pmSAN - SFO
Nonstop1h 39mAlaska Airlines
Deal found 12/28![Alaska Airlines logo]()
$342
This United deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/287:45 pmSFO - SAN
Nonstop1h 39mUnited Airlines
Sat 1/48:51 pmSAN - SFO
1 stop3h 34mUnited Airlines
Deal found 12/28![United Airlines logo]()
$357
This American Airlines deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/299:15 amSFO - SAN
1 stop6h 10mAmerican Airlines
Sun 1/56:15 amSAN - SFO
Nonstop1h 50mAmerican Airlines
Deal found 12/28![American Airlines logo]()
$412
Find flights from San Francisco to San Diego within your budget
Customize 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, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2024.
Fly from
Any airport
Fly to
Any airport
Route
Depart
Return
Price
San FranciscoSan Diego
SFO - SAN
SFOSAN
San Francisco
Tue 3/11
7:12 pm-8:56 pm
Nonstop1h 44m
San Diego
Tue 3/18
8:18 pm-10:09 pm
Nonstop1h 51m
$50
San FranciscoSan Diego
SFO - SAN
SFOSAN
San Francisco
Wed 1/15
6:00 am-7:36 am
Nonstop1h 36m
San Diego
Fri 1/17
2:05 pm-3:56 pm
Nonstop1h 51m
$53
San FranciscoSan Diego
SFO - SAN
SFOSAN
San Francisco
Wed 3/5
7:00 am-8:35 am
Nonstop1h 35m
San Diego
Mon 3/10
7:55 pm-9:41 pm
Nonstop1h 46m
$57
San FranciscoSan Diego
SFO - SAN
SFOSAN
San Francisco
Sat 1/18
4:15 pm-5:40 pm
Nonstop1h 25m
San Diego
Wed 1/22
11:15 am-1:00 pm
Nonstop1h 45m
$97
San FranciscoSan Diego
SFO - SAN
SFOSAN
San Francisco
Tue 1/7
7:00 pm-8:39 pm
Nonstop1h 39m
San Diego
Thu 1/9
6:15 am-9:35 am
1 stop3h 20m
$137
San FranciscoSan Diego
SFO - SAN
SFOSAN
San Francisco
Tue 4/8
6:10 am-10:11 am
1 stop4h 01m
San Diego
Tue 4/8
7:08 pm-12:06 am
1 stop4h 58m
$176
San FranciscoSan Diego
SFO - SAN
SFOSAN
San Francisco
Thu 1/9
6:00 am-7:36 am
Nonstop1h 36m
San Diego
Mon 1/13
7:55 pm-9:36 pm
Nonstop1h 41m
$232
San FranciscoSan Diego
SFO - SAN
SFOSAN
San Francisco
Mon 1/6
12:59 pm-2:40 pm
Nonstop1h 41m
$34
San FranciscoSan Diego
SFO - SAN
SFOSAN
San Francisco
Mon 1/13
10:25 am-12:02 pm
Nonstop1h 37m
$59
San FranciscoSan Diego
SFO - SAN
SFOSAN
San Francisco
Sun 1/12
3:05 pm-4:06 pm
1 stop25h 01m
$61
Showing 1-10 of 13 results
Compare providers for flights from San Francisco to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to San Diego in December.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
The best insider tips for San Francisco to San Diego flights
Find out what our experts recommend to make the most of your San Francisco to San Diego trip
Airlines
![Frontier]()
Frontier
![Alaska Airlines]()
Alaska Airlines
Alaska Airlines offers 32” legroom in Main Cabin, enhancing comfort for short flights.
Alaska Airlines' Wi-Fi is a flat fee, ideal for business travelers needing connectivity.
![United Airlines]()
United Airlines
United's Economy Plus offers extra legroom, ideal for added comfort on short flights.
United's MileagePlus program allows pooling miles, useful for frequent travelers.
Airports
Our travel experts
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
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.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Travel insights for flights from San Francisco to San Diego
Get recent, data-driven insights about flights from San Francisco to San Diego including ideal travel times, pricing trends, and more.
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 round-trip flight from San Francisco to San Diego. Price data was last updated on December 27, 2024.
The price you pay for your flight from San Francisco to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 73 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Francisco to San Diego?
Currently, August is the cheapest month in which you can book a flight from San Francisco to San Diego (average of $286). Flying from San Francisco to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
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 December 28, 2024.
A simple way to save on the total cost of your ticket is to fly from San Francisco to San Diego in the afternoon. If you’re flexible enough to do this you can expect to save up to 35% on your trip compared to booking a flight at noon.
What is the cheapest day to fly from San Francisco to San Diego?
Use this chart to determine the cheapest time to fly round-trip from San Francisco to San Diego. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their San Francisco to San Diego flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from San Francisco to San Diego
Explore weekly flight availability from San Francisco to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 28, 2024.
The most flights from SFO to SAN are scheduled on a Friday (68 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (38 on average).
Rainfall in San Diego by month
Plan your trip to San Diego by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.
Temperature in San Diego by month
Plan your trip to San Diego by taking into account the average temperature totals by month.
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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated December 28, 2024.
Get a feel of what it's like to fly with Frontier, Alaska Airlines and United Airlines from San Francisco to San Diego by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
4,731 reviews
Entertainment
7.7
Boarding
8.2
Comfort
8.1
Crew
8.7
Food
7.2
Overall
8.1
Reviews
1 / 10
No issues. I needed pre boarding and I was able to get it without issue
4,731 reviews
4,731 reviews
Entertainment
7.7
Boarding
8.2
Comfort
8.1
Crew
8.7
Food
7.2
Overall
8.1
Reviews
1 / 10
No issues. I needed pre boarding and I was able to get it without issue
9,582 reviews
4,731 reviews
Entertainment
7.7
Boarding
8.2
Comfort
8.1
Crew
8.7
Food
7.2
Overall
8.1
Reviews
1 / 10
No issues. I needed pre boarding and I was able to get it without issue
8,556 reviews
4,731 reviews
Entertainment
7.7
Boarding
8.2
Comfort
8.1
Crew
8.7
Food
7.2
Overall
8.1
Reviews
1 / 10
No issues. I needed pre boarding and I was able to get it without issue
9,002 reviews
4,731 reviews
Entertainment
7.7
Boarding
8.2
Comfort
8.1
Crew
8.7
Food
7.2
Overall
8.1
Reviews
1 / 10
No issues. I needed pre boarding and I was able to get it without issue
10,000 reviews
4,731 reviews
Entertainment
7.7
Boarding
8.2
Comfort
8.1
Crew
8.7
Food
7.2
Overall
8.1
Reviews
1 / 10
No issues. I needed pre boarding and I was able to get it without issue
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for San Francisco to San Diego
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from San Francisco to San Diego
Discover the top 7 airlines that operate flights from San Francisco to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2024.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$33 | Average$106 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$38 | Average$106 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$104 | Average$205 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$121 | Average$250 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$123 | Average$271 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$157 | Average$216 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$199 | Average$433 | FlexibilityNo cancel fee | On-time71% |