Cheap Flights from San Diego, CA to San Antonio, TX from $58

On Cheapflightsplus.com you will find 28 connecting flights from San Diego to San Antonio. You can compare airfare deals from 4 airlines and multiple travel sites from $58, book and save on cheap plane tickets and last minute offers. Also check out SAN-SAT flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip San Diego to San Antonio Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $58 (one-way), $99 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from San Diego to San Antonio. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
06:15 — 13:35
06:15 — 11:16 AS4321 Alaska Airlines
San Diego — Dallas
1h 3m stop
12:19 — 13:35 AS6740 Alaska Airlines
Dallas — San Antonio
5h 20m
including layover
Find flight
from$343
07:15 — 16:43
07:15 — 12:10 AS6035 Alaska Airlines
San Diego — Dallas
3h 27m stop
15:37 — 16:43 AS6549 Alaska Airlines
Dallas — San Antonio
7h 28m
including layover
Find flight
from$444
08:00 — 17:43
08:01 — 13:13 UA2472 United Airlines
San Diego — Houston
3h 24m stop
16:30 — 17:44 UA6135 United Airlines
Houston — San Antonio
7h 43m
including layover
Find flight
from$232
09:52 — 18:31
09:29 — 14:28 AS6488 Alaska Airlines
San Diego — Dallas
2h 28m stop
17:27 — 18:41 AS4477 Alaska Airlines
Dallas — San Antonio
6h 39m
including layover
Find flight
from$335
09:52 — 17:24
09:52 — 14:47 AS6488 Alaska Airlines
San Diego — Dallas
1h 29m stop
16:16 — 17:24 AS4653 Alaska Airlines
Dallas — San Antonio
5h 32m
including layover
Find flight
from$444
10:31 — 17:43
10:16 — 15:28 UA2140 United Airlines
San Diego — Houston
51m stop
16:30 — 17:41 UA6135 United Airlines
Houston — San Antonio
5h 12m
including layover
Find flight
from$358
10:31 — 19:39
10:16 — 15:28 UA2140 United Airlines
San Diego — Houston
2h 48m stop
18:22 — 19:30 UA1477 United Airlines
Houston — San Antonio
7h 8m
including layover
Find flight
from$358
11:10 — 18:31
11:13 — 16:12 AS4650 Alaska Airlines
San Diego — Dallas
1h 6m stop
17:27 — 18:41 AS4477 Alaska Airlines
Dallas — San Antonio
5h 21m
including layover
Find flight
from$276
12:54 — 20:55
12:47 — 17:49 AS6036 Alaska Airlines
San Diego — Dallas
1h 56m stop
19:44 — 20:57 AS4545 Alaska Airlines
Dallas — San Antonio
6h 1m
including layover
Find flight
from$213
12:54 — 21:49
12:54 — 17:47 AS6036 Alaska Airlines
San Diego — Dallas
2h 53m stop
20:40 — 21:49 AS4113 Alaska Airlines
Dallas — San Antonio
6h 55m
including layover
Find flight
from$343
14:20 — 08:19
+1 day
14:37 — 18:09 F94990 Frontier Airlines
San Diego — Denver
11h 12m stop
07:45 — 11:04 F92356 Frontier Airlines
Denver — San Antonio
15h 59m
including layover
Find flight
from$58
14:38 — 21:49
14:38 — 19:34 AS4322 Alaska Airlines
San Diego — Dallas
1h 6m stop
20:40 — 21:49 AS4113 Alaska Airlines
Dallas — San Antonio
5h 11m
including layover
Find flight
from$343
15:11 — 23:15
15:11 — 20:20 UA1998 United Airlines
San Diego — Houston
1h 48m stop
22:08 — 23:15 UA2142 United Airlines
Houston — San Antonio
6h 4m
including layover
Find flight
from$281
15:18 — 22:58
15:26 — 20:22 AS4112 Alaska Airlines
San Diego — Dallas
1h 40m stop
22:10 — 23:25 AS6374 Alaska Airlines
Dallas — San Antonio
5h 40m
including layover
Find flight
from$276
16:53 — 00:08
+1 day
16:53 — 21:44 AS4649 Alaska Airlines
San Diego — Dallas
1h 11m stop
22:55 — 00:08 AS4115 Alaska Airlines
Dallas — San Antonio
5h 15m
including layover
Find flight
from$283
20:58 — 05:04
+1 day
13:45 — 15:05 NK1480 Spirit Airlines
San Diego — Las Vegas
2h 7m stop
00:26 — 04:59 NK1058 Spirit Airlines
Las Vegas — San Antonio
6h 6m
including layover
Find flight
from$80
21:35 — 11:28
+1 day
21:35 — 05:21 UA2129 United Airlines
San Diego — Washington D.C.
3h 1m stop
08:22 — 11:28 UA6069 United Airlines
Washington D.C. — San Antonio
11h 53m
including layover
Find flight
from$473
08:18 — 05:04
+1 day
08:18 — 09:41 NK1497 Spirit Airlines
San Diego — San Jose
4h 4m stop
13:45 — 15:11 NK1371 Spirit Airlines
San Jose — Las Vegas
9h 19m stop
00:30 — 05:04 NK1058 Spirit Airlines
Las Vegas — San Antonio
18h 46m
including layover
Find flight
from$246
19:19 — 08:33
+1 day
19:19 — 21:05 UA505 United Airlines
San Diego — San Francisco
2h 54m stop
23:59 — 05:47 UA505 United Airlines
San Francisco — Houston
1h 33m stop
07:20 — 08:33 UA6089 United Airlines
Houston — San Antonio
11h 14m
including layover
Find flight
from$287
*Departure and arrival times - local. Updated on February 23, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from San Diego to San Antonio depends on and how to choose the most interesting flight option for you.

Distance between San Diego and San Antonio is 1814 miles. Time difference between the cities is 2h. Airplanes depart 06:15 to 21:35 from 11 San Diego airport and arrive 06:15 to 21:35 to 5 San Antonio airports. Average flight time is 6h 30m.

  • The fastest flight 5h 11m
  • Average flight time 6h 30m
  • The earliest flight 06:15
  • The latest flight 21:35
  • Distance 1128 ml

The cheapest months to travel to San Antonio are december (from 58 $), november (from 80 $), february (from 135 $).

The most expensive months are january (from 232 $), february (from 135 $), november (from 80 $).

What is the lowest airfare San Diego to San Antonio?

The cheapest plane ticket found by our users is $58. This airfare is for economy class on one-way F94990 flight by Frontier Airlines for February 21, 2025 which leaves San Diego in San Diego at 14:20 am and arrives at San Antonio San Antonio at 08:19.

Economy class
$58
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Business class
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First class
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Popular Airlines on the Route

The flight San Diego — San Antonio is served by 4 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 17 departures per week at the price of from $ 213 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 546.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 28 flights with layovers on the route. The fastest connecting flight is AS4322 by Alaska Airlines takes 5h 11m and the cheapest is F94990 by Frontier Airlines for $58.

See more connecting flights

Airports

You can fly from San Diego to San Antonio from 11 airports (San Diego, San Diego Regional, Gillespie Field, Golden Triangle Reg., El Cajon, Lowndes County, Miramar NAS, Montgomery Field, North Island NAS, Brown Field Municipal, AFB).

San Diego airports

  • San Diego-SAN
    from $58
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  • San Diego Regional-USA
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  • Gillespie Field-SEE
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  • Golden Triangle Reg.-GTR
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  • El Cajon-CJN
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  • Lowndes County-UBS
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  • Miramar NAS-NKX
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  • Montgomery Field-MYF
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  • North Island NAS-NZY
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  • Brown Field Municipal-SDM
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  • AFB-CBM
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San Antonio airports

  • Randolph AFB-RND
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  • Martindale AAF-MDA
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  • San Antonio-SAT
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  • Kelly AFB-SKF
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  • Stinson Municipal-SSF
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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