Cheap flights from San Francisco International to San Diego (SFO - SAN)

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The best prices from San Francisco International to San Diego are usually found in August or July, booked 60 days in advance, depart on a Monday or Tuesday and return on a Thursday

How to find the cheapest flight from
San Francisco International (SFO) to San Diego (SAN)

All the information you need to plan the best SFO to SAN flight in 2021: compare San Francisco International to San Diego flight prices with the expected peak season, weather and rainfall in San Diego.
SFO - SAN
Price
$132 - $193
SAN
Temperature
66.2 - 80.6 °F
SAN
Rainfall
0 - 2.8 inches

Popular in

November

High demand for flights, 17% potential price rise

Cheapest in

August

Best time to find cheap flights, 18% potential price drop

Round-trip from

$132

From San Francisco International to San Diego

One-way from

$88

One-way flight from San Francisco International to San Diego

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from San Francisco International to San Diego?

Flying to your destination on a Thursday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to San Diego. Check prices with Cheapflights to find a great deal for your trip.

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

Find a great deal and save up to 27% by booking at least 17 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from San Francisco International to San Diego within the next two weeks, with the cheapest ticket starting at $73.

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

July can be a great time to fly to San Diego from San Francisco International with a flight ticket averaging about $80. Cheapflights users have found deals in the month of July for as cheap as $44. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from San Francisco International to San Diego (SFO - SAN)?

It’s optimal to fly from San Francisco International to San Diego at noon. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the afternoon.

Cheap flights from San Francisco International to San Diego in May, June 2021

The best prices found for SFO to SAN flights for May, June
18 May - 19 May
$116pp
SFO
San Francisco
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
SFO
San Francisco
17 May - 19 May
$125pp
SFO
San Francisco
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
SFO
San Francisco
19 May - 26 May
$126pp
SFO
San Francisco
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
SFO
San Francisco

San Francisco International to San Diego 2021 flight deals

Cheap flights to San Diego from San Francisco International found for this year
23 Aug - 26 Aug
$97pp
SFO
San Francisco
Multiple Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Alaska Airlines
Non-Stop
SFO
San Francisco
1 Sep - 8 Sep
$98pp
SFO
San Francisco
Multiple Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Alaska Airlines
Non-Stop
SFO
San Francisco
1 Sep - 8 Sep
$99pp
SFO
San Francisco
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
SFO
San Francisco

Non-stop flights to San Diego from San Francisco International

Save time with San Francisco International to San Diego direct flight deals
23 Aug - 26 Aug
$97pp
SFO
San Francisco
Multiple Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Alaska Airlines
Non-Stop
SFO
San Francisco
1 Sep - 8 Sep
$98pp
SFO
San Francisco
Multiple Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Alaska Airlines
Non-Stop
SFO
San Francisco
1 Sep - 8 Sep
$99pp
SFO
San Francisco
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
SFO
San Francisco

Last minute flights from San Francisco International to San Diego

Late deals on round-trip flights to San Diego from San Francisco International, departing today and this week
18 May - 19 May
$116pp
SFO
San Francisco
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
SFO
San Francisco
17 May - 19 May
$125pp
SFO
San Francisco
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
SFO
San Francisco
19 May - 26 May
$126pp
SFO
San Francisco
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
SFO
San Francisco

One-way flights to San Diego from San Francisco International

The cheapest one-way flights from San Francisco International to San Diego
3:05 pm - 7:31 pm
United Airlines
1 Stop
4h 26m
SFO - SAN
United Airlines
$88
United
5:30 am - 7:00 am
Alaska Airlines
Nonstop
1h 30m
SFO - SAN
Alaska Airlines
$99
Alaska Airlines
5:53 pm - 6:41 am
Frontier
1 Stop
12h 48m
SFO - SAN
Frontier
$106
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">San Francisco International</span> to <span class="emphasized">San Diego</span> flights.

Flight FAQs

From San Francisco International to San Diego

Are flight prices decreasing from San Francisco to San Diego due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Francisco and San Diego for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from San Francisco to San Diego to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Alaska Airlines is one of them. Some of the new policies that have been implemented to accommodate travelers flying from San Francisco to San Diego are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from San Francisco to San Diego have flexible cancellations due to COVID-19?

Some of the carriers operating flights from San Francisco to San Diego that may be offering flexible cancellation policies are United Airlines, Alaska Airlines, and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

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

If you wish to fly to San Diego from San Francisco, then you need to book flights from San Francisco to San Diego. There are 19 flights from San Francisco (SFO) to San Diego (SAN) per day to choose from. Flights to San Diego from San Francisco are available from 9 different airlines, which means you should have some options if you want to compare airfare deals. 1h 26m is how long a nonstop flight from San Francisco to San Diego typically takes.

Can I find flights from San Francisco International to San Diego for under $100 on Cheapflights?

Yes, there are multiple flights from San Francisco International to San Diego for under $100. The cheapest flight booked recently is on Multiple Airlines for just $97, but on average you can expect to pay $125.

Are there nonstop flights from San Francisco International to San Diego for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from San Francisco International to San Diego under $100. A good price for a nonstop flight from San Francisco International to San Diego is less than $133.

Are there last-minute flights available from San Francisco International to San Diego for under $200?

There are currently 20+ open flights from San Francisco International to San Diego within the next 7 days for less than $200.

What days are nonstop flights available from San Francisco to San Diego?

Days when nonstop flights are available for this flight are: Monday.

How popular is this flight route?

The San Francisco to San Diego flight path was viewed by 382 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How many flights depart from San Francisco International to San Diego on average per day?

On average 1 flight departs from San Francisco to San Diego per day.
Evening (6pm - Midnight) - 100% of flight departures

Does it rain more in San Francisco or San Diego?

Expected rainfall in San Francisco is less than in San Diego. You can expect this to be the case over the next 7 days.

Is San Francisco weather warmer or cooler than San Diego?

With an average temperature of 81 °F, peak weather can be found in August. As a traveler, expect to see changes in flight prices during that period. The temperatures in San Diego are hotter than in San Francisco.

How long is the flight from San Francisco International to San Diego?

There are many flights that can get you from San Francisco International to San Diego in 1h 26m. Fly via United Airlines, Alaska Airlines, or Delta to get the fastest option. The distance between San Francisco International and San Diego is about 449 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

Flying on United Airlines is currently your cheapest option to San Diego, with prices starting at $99. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and Frontier, with the lowest prices starting at $114 and $116, respectively. United Airlines is priced at 38% lower than the current average price of a flight leaving 3 months from now.

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

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $56. Users have also found prices from $72 and $88 on Frontier and Alaska Airlines, respectively.

Related searches

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Alternative routes for San Francisco International to San Diego

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for San Diego

Things to know before you go - useful duration and weather info for your trip from San Francisco International to San Diego.
Flight duration
1h 33m
Average temperature for May in San Diego
71.6 °F
Avg rainfall for May in San Diego
0.2 ″

Airports servicing San Francisco

Airports servicing San Diego

Top 7 airlines flying from San Francisco International to San Diego

The chart below displays the airlines Cheapflights users traveling from San Francisco International to San Diego choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Allegiant Air
$83 $153 No cancel fee 88%
Alaska Airlines
$64 $171 No cancel fee 75%
Delta
$73 $186 No cancel fee N/A
Spirit Airlines
$105 $188 No cancel fee 65%
United Airlines
$69 $210 No cancel fee 69%
American Airlines
$73 $260 No cancel fee 71%
Southwest
$94 $266 No cancel fee 63%

Hourly flight availability from San Francisco International to San Diego

See what time of day planes typically take off from San Francisco International towards San Diego.
Morning 6 AM to noon 46% of SFO to SAN departures
Afternoon Noon to 6 PM 37% of SFO to SAN departures
Evening 6 PM to midnight 16% of SFO to SAN departures
Early morning Midnight to 6 AM 1% of SFO to SAN departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from San Francisco International to San Diego
See how many times per day planes take to the skies headed from San Francisco International to San Diego.
Sunday
25 daily flights
Monday
20 daily flights
Tuesday
13 daily flights
Wednesday
15 daily flights
Thursday
18 daily flights
Friday
24 daily flights
Saturday
19 daily flights
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