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

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The best prices from San Antonio to San Diego are usually found in September or October, booked 43 days in advance, depart on a Tuesday or Thursday and return on a Thursday

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

All the information you need to plan the best SAT to SAN flight in 2021: compare San Antonio to San Diego flight prices with the expected peak season, weather and rainfall in San Diego.
SAT - SAN
Price
$177 - $348
SAN
Temperature
66.2 - 80.6 °F
SAN
Rainfall
0 - 2.8 inches

Popular in

December

High demand for flights, 26% potential price rise

Cheapest in

September

Best time to find cheap flights, 32% potential price drop

Round-trip from

$177

From San Antonio to San Diego

One-way from

$169

One-way flight from San Antonio 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 Antonio to San Diego?

Travelers have found that booking a Monday departure is the best way to save up to 55% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

To save up to 27% on this flight, we recommend booking at least 17 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Antonio to San Diego from $73 1-2 weeks out and tickets from $98 for flights departing within the next 72 hours.

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

July can be a great time to fly to San Diego from San Antonio 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 Antonio to San Diego (SAT - SAN)?

One of the essential ways to save on airfare from San Antonio to San Diego is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 37% on airfare.

Cheap flights from San Antonio to San Diego in May, June 2021

The best prices found for SAT to SAN flights for May, June
24 May - 26 May
$231pp
SAT
San Antonio
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
SAT
San Antonio
7 Jun - 11 Jun
$236pp
SAT
San Antonio
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
SAT
San Antonio
16 Jun - 22 Jun
$240pp
SAT
San Antonio
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
SAT
San Antonio

San Antonio to San Diego 2021 flight deals

Cheap flights to San Diego from San Antonio found for this year
24 May - 26 May
$231pp
SAT
San Antonio
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
SAT
San Antonio
7 Jun - 11 Jun
$236pp
SAT
San Antonio
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
SAT
San Antonio
16 Jun - 22 Jun
$240pp
SAT
San Antonio
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
SAT
San Antonio

Last minute flights from San Antonio to San Diego

Late deals on round-trip flights to San Diego from San Antonio, departing today and this week
21 May - 25 May
$288pp
SAT
San Antonio
United Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
United Airlines
 
1 STOP
SAT
San Antonio
21 May - 24 May
$303pp
SAT
San Antonio
United Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
United Airlines
 
1 STOP
SAT
San Antonio
17 May - 21 May
$309pp
SAT
San Antonio
United Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
United Airlines
 
1 STOP
SAT
San Antonio

One-way flights to San Diego from San Antonio

The cheapest one-way flights from San Antonio to San Diego
8:00 am - 8:16 am
Multiple Airlines
3 Stops
50h 16m
SAT - SAN
Multiple Airlines
$169
Kiwi.com
1:26 pm - 5:51 am
United Airlines
2 Stops
18h 25m
SAT - SAN
United Airlines
$172
United
3:02 pm - 10:57 am
Allegiant Air
1 Stop
21h 55m
SAT - SAN
Allegiant Air
$174
Gotogate

Related info for your journey

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

Flight FAQs

From San Antonio to San Diego

Are flight prices decreasing from San Antonio 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 Antonio 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 Antonio to San Diego to control the spread of COVID-19?

New policies can now be found on Alaska Airlines to help keep travelers safe while flying. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from San Antonio to San Diego. Policies will vary by airline.

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

Due to the rapidly changing circumstances due to COVID-19, airlines like Frontier, American Airlines, and United Airlines flying from San Antonio to San Diego have implemented new flexible cancellation policies.

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

You will need to book a flight from San Antonio to San Diego if you want to fly from San Antonio to San Diego. At least 7 different airlines have flights from San Antonio (SAT) to San Diego (SAN) on a regular basis. There is 1 flight to San Diego from the San Antonio airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SAT to SAN to be around 4h 12m.

Can I find flights from San Antonio to San Diego for under $300 on Cheapflights?

Yes, there are multiple flights from San Antonio to San Diego for under $300. The cheapest flight booked recently is on Multiple Airlines for just $208, but on average you can expect to pay $254.

Are there nonstop flights from San Antonio to San Diego for under $200 on Cheapflights?

There are no nonstop flights from San Antonio to San Diego, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

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

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

How popular is this flight route?

Within the past month, 153 users have taken a look at flights from San Antonio to San Diego.

Does it rain more in San Antonio or San Diego?

When traveling, we recommend packing in preparation to handle common weather conditions. The rainfall in San Antonio is typically greater than that of San Diego. We can gather that this will continue over the next 12 days.

Is San Antonio weather warmer or cooler than San Diego?

You can imagine temperatures to be in the 97 °F range in August. The weather in San Diego is generally colder than San Antonio's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from San Antonio to San Diego?

There are many flights that can get you from San Antonio to San Diego in 4h 25m. Fly via American Airlines, United Airlines, or Frontier to get the fastest option. This flight may include one or multiple stops.

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

Cheapflights users have booked flights from San Antonio to San Diego round-trip from $236. Other airlines that can offer you cheap pricing are American Airlines, from $271, and United Airlines, from $273. These flights start at 8% lower than the current average price 3 months from now.

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

One-way options have recently been found by users for as low as $105 on Frontier. Other airlines that offer cheap prices include Allegiant Air from $132 and American Airlines from $136 one-way.

Alternative routes for San Antonio 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 Antonio to San Diego.
Average temperature for May in San Diego
71.6 °F
Avg rainfall for May in San Diego
0.2 ″

Airports servicing San Antonio

Airports servicing San Diego

Top 5 airlines flying from San Antonio to San Diego

The chart below displays the airlines Cheapflights users traveling from San Antonio 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
Frontier
$68 $170 No cancel fee 62%
Alaska Airlines
$86 $212 No cancel fee 75%
United Airlines
$97 $238 No cancel fee 69%
Delta
$97 $261 No cancel fee N/A
American Airlines
$107 $297 No cancel fee 71%

Hourly flight availability from San Antonio to San Diego

See what time of day planes typically take off from San Antonio towards San Diego.
Morning 6 AM to noon 100% of SAT to SAN departures
Early morning Midnight to 6 AM 0% of SAT to SAN departures
Afternoon Noon to 6 PM 0% of SAT to SAN departures
Evening 6 PM to midnight 0% of SAT to SAN departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from San Antonio to San Diego
See how many times per day planes take to the skies headed from San Antonio to San Diego.
Sunday
2 daily flights
Monday
2 daily flights
Tuesday
0 flights
Wednesday
0 flights
Thursday
2 daily flights
Friday
2 daily flights
Saturday
0 flights
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