Cheap Flights from San Diego, CA to San Antonio, TX from $46
On Cheapflightsplus.com you will find 382 connecting flights from San Diego to San Antonio. You can compare airfare deals from 7 airlines and multiple travel sites from $46, 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.
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 23:00 from 11 San Diego airport and arrive 06:15 to 23:00 to 5 San Antonio airports. Average flight time is 10h 10m.
- The fastest flight 5h 13m
- Average flight time 10h 10m
- The earliest flight 06:15
- The latest flight 23:00
- Distance 1128 ml
Best Flights from San Diego to San Antonio Today
| Price | Departure | Arrival | Flight Duration | Airline | Flight |
|---|---|---|---|---|---|
| from $46 | 20:48 San Diego San Diego | 05:04+1 день San Antonio San Antonio | 6h 16m layover 2h 26m - Las Vegas | Spirit Airlines | NK2021 NK2705 |
| from $97 | 06:25 San Diego San Diego | 18:02 San Antonio San Antonio | 9h 37m layover 4h 43m - Denver | Frontier Airlines | F92818 F92098 |
The cheapest months to travel to San Antonio are june (from 46 $), may (from 58 $), august (from 97 $).
The most expensive months are january (from 403 $), november (from 399 $), december (from 332 $).
What is the lowest airfare San Diego to San Antonio?
The cheapest plane ticket found by our users is $46. This airfare is for economy class on one-way NK2296 flight by Spirit Airlines for July 6, 2025 which leaves San Diego in San Diego at 19:31 am and arrives at San Antonio San Antonio at 05:00.
Flight Schedule San Diego (California) to San Antonio (Texas)
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Popular Airlines on the Route
The flight San Diego — San Antonio is served by 7 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 130 departures per week at the price of from $ 167 . And the most expensive tickets are offered by United Airlines airline - from $ 6143.
Direct flights
There’re no direct flights on this route. Try flights with stops.
Connecting Flights
There are 382 flights with layovers on the route. The fastest connecting flight is AS4320 by Alaska Airlines takes 5h 13m and the cheapest is NK2296 by Spirit Airlines for $46.
- AS - Alaska Airlinesfrom $167Find
- F9 - Frontier Airlinesfrom $97Find
- SY - Sun Country Airlinesfrom $168Find
- HA - Hawaiian Airlinesfrom $182Find
- UA - United Airlinesfrom $195Find
- NK - Spirit Airlinesfrom $46Find
- G4 - Allegiant Airfrom $169Find
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-SANfrom $46Find
- San Diego Regional-USAFind
- Gillespie Field-SEEFind
- Golden Triangle Reg.-GTRFind
- El Cajon-CJNFind
- Lowndes County-UBSFind
- Miramar NAS-NKXFind
- Montgomery Field-MYFFind
- North Island NAS-NZYFind
- Brown Field Municipal-SDMFind
- AFB-CBMFind
San Antonio airports
- Randolph AFB-RNDFind
- Martindale AAF-MDAFind
- San Antonio-SATFind
- Kelly AFB-SKFFind
- Stinson Municipal-SSFFind
Airplanes
There are flights to San Antonio from San Diego by 7 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from San Diego
You may also consider searching for discounted plane tickets to some other popular places from San Diego within United States.
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Top International Destinations from San Diego
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
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How to book a plane 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.
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