Cheap flights from San Diego to San Antonio (SAN - SAT)

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The best prices from San Diego to San Antonio are usually found in October or January, booked 60 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

How to find the cheapest flight from
San Diego (SAN) to San Antonio (SAT)

All the information you need to plan the best SAN to SAT flight in 2022: compare San Diego to San Antonio flight prices with the expected peak season, weather and rainfall in San Antonio.
SAN - SAT
Price
$270 - $483
SAT
Temperature
51.8 - 84.2 °F
SAT
Rainfall
1.6 - 3.7 inches

Popular in

May

High demand for flights, 24% potential price rise

Cheapest in

October

Best time to find cheap flights, 27% potential price drop

Round-trip from

$270

From San Diego to San Antonio

One-way from

$145

One-way flight from San Diego to San Antonio

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from San Diego to San Antonio?

Travelers have found it’s best to book a flight 61 days in advance to save up to 41% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Diego to San Antonio 1-2 weeks in advance for as low as $387, or $494 for flights within the next 24 hours.

What is the cheapest day to fly round-trip from San Diego to San Antonio?

Travelers have found that booking a Tuesday departure is the best way to save up to 20% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

When is the cheapest time to fly from San Diego to San Antonio (SAN - SAT)?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 56% on flights from San Diego to San Antonio by exploring options for tickets in the evening.

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

October can be a great time to fly to San Antonio from San Diego with a flight ticket averaging about $369. Cheapflights users have found deals in the month of October for as cheap as $132. The most expensive prices can be found in the month of May.

Cheap flights from San Diego to San Antonio in June, July 2022

The best prices found for SAN to SAT flights for June, July
13 Jul - 19 Jul
$231pp
SAN
San Diego
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
SAN
San Diego
20 Jul - 27 Jul
$242pp
SAN
San Diego
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
SAN
San Diego
13 Jul - 24 Jul
$246pp
SAN
San Diego
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Multiple Airlines
 
1 STOP
SAN
San Diego

San Diego to San Antonio 2022 flight deals

Cheap flights to San Antonio from San Diego found for this year
10 Aug - 15 Aug
$149pp
SAN
San Diego
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
SAN
San Diego
3 Aug - 6 Aug
$226pp
SAN
San Diego
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Multiple Airlines
 
1 STOP
SAN
San Diego
21 Sep - 25 Sep
$228pp
SAN
San Diego
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
SAN
San Diego

Last minute flights from San Diego to San Antonio

Late deals on round-trip flights to San Antonio from San Diego, departing today and this week
30 Jun - 2 Jul
$299pp
SAN
San Diego
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Multiple Airlines
 
1 STOP
SAN
San Diego
30 Jun - 2 Jul
$300pp
SAN
San Diego
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Multiple Airlines
 
1 STOP
SAN
San Diego
2 Jul - 4 Jul
$406pp
SAN
San Diego
American Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
American Airlines
 
1 STOP
SAN
San Diego

One-way flights to San Antonio from San Diego

The cheapest one-way flights from San Diego to San Antonio
9:56 am - 7:20 am
Allegiant Air
1 Stop
19h 24m
SAN - SAT
Allegiant Air
$145
Kiwi.com
6:06 pm - 6:09 pm
Frontier
1 Stop
22h 03m
SAN - SAT
Frontier
$163
Kiwi.com
11:38 am - 7:03 am
Multiple Airlines
1 Stop
17h 25m
SAN - SAT
Multiple Airlines
$167
Kiwi.com

Related info for your journey

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

Flight FAQs

From San Diego to San Antonio

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

If you wish to fly to San Antonio from San Diego, then you need to book flights from San Diego to San Antonio. There are 2 flights from San Diego (SAN) to San Antonio (SAT) per day to choose from. Flights to San Antonio from San Diego are available from 7 different airlines, which means you should have some options if you want to compare airfare deals. 4h 10m is how long a nonstop flight from San Diego to San Antonio typically takes.

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

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

Can I find flights from San Diego to San Antonio for under $200 on Cheapflights?

Yes, there are multiple flights from San Diego to San Antonio for under $200. The cheapest flight booked recently is on Frontier for just $149, but on average you can expect to pay $245.

Are there last-minute flights available from San Diego to San Antonio for under $300?

There are currently 20+ open flights from San Diego to San Antonio within the next 7 days for less than $300.

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

Flights from San Diego to San Antonio have been viewed 14 times in the past calendar month.

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

Frontier, at $149, was found to be the cheapest airline from San Diego to San Antonio. An alternate airline flying to your destination would be Delta. Frontier is priced at 59% lower than the current average price of a flight leaving 3 months from now.

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

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $108. However, be on the lookout for offers from Allegiant Air and Delta, as they are both options that can get you from San Diego to San Antonio for a low price.

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

The cheapest flight price from San Diego to San Antonio is $87. On average you can expect to pay $911. The most popular route, (San Diego - San Antonio), can usually be booked for $228.

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

American Airlines, Alaska Airlines and Delta are the most popular airlines when flying from San Diego to San Antonio.

COVID Restrictions

View COVID Travel Restrictions for San Antonio, TX

Do I need a COVID test to fly to San Antonio from San Diego?

Information is based on travel restrictions for travel to San Antonio within the United States

Most visitors from San Diego need to provide a negative COVID-19 test result and/or quarantine to enter San Antonio.

COVID-19 testing requirements
Visitors from San Diego are not required to present a negative COVID-19 PCR test or antigen result upon entering San Antonio.

Quarantine requirements
Visitors from San Diego are not required to quarantine after entering San Antonio.

Do I need a test to fly back to San Diego from San Antonio?

Returning to San Diego from San Antonio

COVID-19 testing requirements
Visitors from San Antonio are not required to present a negative COVID-19 PCR test or antigen result upon entering San Diego.

Quarantine requirements
Visitors from San Antonio are not required to quarantine after entering San Diego.

Hide COVID Travel Restrictions for San Antonio, TX

Alternative routes for San Diego to San Antonio

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

Destination information for San Antonio

Things to know before you go - useful duration and weather info for your trip from San Diego to San Antonio.

Airports servicing San Diego

Airports servicing San Antonio

Top 6 airlines flying from San Diego to San Antonio

The chart below displays the airlines Cheapflights users traveling from San Diego to San Antonio 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
Juneyao Airlines
$13 $22 No cancel fee 66%

We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.

Frontier
$65 $220 No cancel fee 62%
Delta
$107 $298 No cancel fee N/A
American Airlines
$196 $444 No cancel fee 71%
United Airlines
$216 $394 No cancel fee 69%
Alaska Airlines
$224 $508 No cancel fee 75%

Hourly flight availability from San Diego to San Antonio

See what time of day planes typically take off from San Diego towards San Antonio.
Morning 6 AM to noon 66% of SAN to SAT departures
Evening 6 PM to midnight 33% of SAN to SAT departures
Early morning Midnight to 6 AM 1% of SAN to SAT departures
Afternoon Noon to 6 PM 0% of SAN to SAT departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from San Diego to San Antonio
See how many times per day planes take to the skies headed from San Diego to San Antonio.
Sunday
3 daily flights
Monday
3 daily flights
Tuesday
3 daily flights
Wednesday
3 daily flights
Thursday
3 daily flights
Friday
3 daily flights
Saturday
0 flights
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