$105+ Cheap flights from San Diego to San Antonio (SAN - SAT)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SAT
Jul 12 — Jul 191
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to San Antonio with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Diego to San Antonio are usually found in October or August, booked 77 days in advance, depart on a Wednesday or Thursday and return on a Wednesday
Cheap flight deals from San Diego to San Antonio
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Diego to San AntonioExplore the most affordable flight options available from San Diego to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
Explore the most affordable flight options available from San Diego to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:37 am
SAN
- SAT
1 stop7h 19m
Frontier
Wed 8/197:51 pm
SAT
- SAN
1 stop6h 02m
Frontier
Deal found 6/10![Frontier logo]()
$210
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:25 am
SAN
- SAT
1 stop10h 31m
Frontier
Wed 8/267:51 pm
SAT
- SAN
1 stop6h 02m
Frontier
Deal found 6/10![Frontier logo]()
$227
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:25 am
SAN
- SAT
1 stop10h 19m
Frontier
Tue 7/217:39 pm
SAT
- SAN
1 stop6h 12m
Frontier
Deal found 6/10![Frontier logo]()
$230
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:32 pm
SAN
- SAT
1 stop11h 40m
Frontier
Sat 10/3111:08 am
SAT
- SAN
1 stop6h 33m
Frontier
Deal found 6/10![Frontier logo]()
$234
This CheapOair deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/213:03 pm
SAN
- SAT
1 stop27h 34m
Frontier
Tue 7/289:32 pm
SAT
- SAN
1 stop18h 36m
Frontier
Deal found 6/9![Frontier logo]()
$240
This Super.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:00 am
SAN
- SAT
1 stop6h 44m
Frontier
Fri 7/247:39 pm
SAT
- SAN
1 stop6h 12m
Frontier
Deal found 6/11![Frontier logo]()
$242
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:25 am
SAN
- SAT
1 stop10h 31m
Frontier
Mon 8/317:51 pm
SAT
- SAN
1 stop6h 02m
Frontier
Deal found 6/11![Frontier logo]()
$244
This Gotogate deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:25 am
SAN
- SAT
1 stop10h 29m
Frontier
Mon 8/107:49 pm
SAT
- SAN
1 stop15h 21m
Frontier
Deal found 6/11![Frontier logo]()
$245
This Expedia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:25 am
SAN
- SAT
1 stop10h 31m
Frontier
Mon 7/69:32 pm
SAT
- SAN
1 stop18h 36m
Frontier
Deal found 6/10![Frontier logo]()
$249
This Booking.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:00 am
SAN
- SAT
1 stop6h 44m
Frontier
Sun 7/269:32 pm
SAT
- SAN
1 stop24h 34m
Frontier
Deal found 6/10![Frontier logo]()
$252
Best flights from San Diego to San AntonioDiscover carefully curated flight deals from San Diego to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
Discover carefully curated flight deals from San Diego to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:10 pm
SAN
- SAT
Nonstop2h 45m
Southwest
Mon 8/106:50 am
SAT
- SAN
Nonstop2h 50m
Southwest
Deal found 6/11![Southwest logo]()
$306
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:13 am
SAN
- SAT
1 stop5h 30m
United Airlines
Wed 8/1912:00 pm
SAT
- SAN
2 stops9h 55m
United Airlines
Deal found 6/11![United Airlines logo]()
$352
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:05 am
SAN
- SAT
Nonstop2h 50m
Southwest
Sun 8/307:45 pm
SAT
- SAN
Nonstop2h 50m
Southwest
Deal found 6/11![Southwest logo]()
$380
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:30 am
SAN
- SAT
Nonstop2h 50m
Southwest
Wed 7/226:20 am
SAT
- SAN
Nonstop2h 50m
Southwest
Deal found 6/8![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:25 pm
SAN
- SAT
Nonstop2h 55m
Southwest
Tue 7/285:45 am
SAT
- SAN
1 stop7h 20m
Southwest
Deal found 6/7![Southwest logo]()
$397
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/99:10 am
SAN
- SAT
Nonstop2h 50m
Southwest
Mon 7/138:10 pm
SAT
- SAN
Nonstop2h 45m
Southwest
Deal found 6/8![Southwest logo]()
$412
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:25 pm
SAN
- SAT
Nonstop2h 50m
Southwest
Thu 8/66:50 am
SAT
- SAN
Nonstop2h 50m
Southwest
Deal found 6/9![Southwest logo]()
$412
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2511:40 am
SAN
- SAT
2 stops8h 05m
Southwest
Mon 7/273:10 pm
SAT
- SAN
1 stop5h 35m
Southwest
Deal found 6/10![Southwest logo]()
$417
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/68:25 pm
SAN
- SAT
Nonstop2h 50m
Southwest
Mon 7/138:10 pm
SAT
- SAN
Nonstop2h 45m
Southwest
Deal found 6/8![Southwest logo]()
$453
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/99:10 am
SAN
- SAT
Nonstop2h 50m
Southwest
Fri 7/316:15 am
SAT
- SAN
Nonstop2h 50m
Southwest
Deal found 6/8![Southwest logo]()
$468
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:10 pm
SAN
- SAT
Nonstop2h 45m
Southwest
Sun 8/307:35 am
SAT
- SAN
Nonstop2h 50m
Southwest
Deal found 6/9![Southwest logo]()
$485
Last-minute flights from San Diego to San AntonioDiscover last-minute flight deals from San Diego to San Antonio. Data last updated June 12, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to San Antonio. Data last updated June 12, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:25 am
SAN
- SAT
1 stop10h 31m
Frontier
Mon 7/69:32 pm
SAT
- SAN
1 stop18h 36m
Frontier
Deal found 6/10![Frontier logo]()
$249
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:37 am
SAN
- SAT
1 stop7h 19m
Frontier
Sat 7/117:39 pm
SAT
- SAN
1 stop6h 12m
Frontier
Deal found 6/10![Frontier logo]()
$258
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:25 am
SAN
- SAT
1 stop10h 19m
Frontier
Tue 7/217:39 pm
SAT
- SAN
1 stop6h 12m
Frontier
Deal found 6/10![Frontier logo]()
$230
This Frontier deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:25 am
SAN
- SAT
1 stop10h 19m
Frontier
Sat 7/117:39 pm
SAT
- SAN
1 stop6h 12m
Frontier
Deal found 6/8![Frontier logo]()
$244
This Gotogate deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/116:25 am
SAN
- SAT
1 stop10h 19m
Frontier
Mon 7/139:32 pm
SAT
- SAN
1 stop18h 36m
Frontier
Deal found 6/7![Frontier logo]()
$256
This CheapOair deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/213:03 pm
SAN
- SAT
1 stop27h 34m
Frontier
Tue 7/289:32 pm
SAT
- SAN
1 stop18h 36m
Frontier
Deal found 6/9![Frontier logo]()
$240
This Super.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:00 am
SAN
- SAT
1 stop6h 44m
Frontier
Fri 7/247:39 pm
SAT
- SAN
1 stop6h 12m
Frontier
Deal found 6/11![Frontier logo]()
$242
This Booking.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:00 am
SAN
- SAT
1 stop6h 44m
Frontier
Sun 7/269:32 pm
SAT
- SAN
1 stop24h 34m
Frontier
Deal found 6/10![Frontier logo]()
$252
This Super.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:25 am
SAN
- SAT
1 stop10h 19m
Frontier
Thu 7/307:39 pm
SAT
- SAN
1 stop6h 12m
Frontier
Deal found 6/11![Frontier logo]()
$255
One-way flights from San Diego to San AntonioSearch for one-way flight options from San Diego to San Antonio. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
Search for one-way flight options from San Diego to San Antonio. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
This Priceline deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:37 am
SAN
- SAT
1 stop7h 19m
Frontier
Deal found 6/11![Frontier logo]()
$105
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:32 pm
SAN
- SAT
1 stop11h 40m
Frontier
Deal found 6/10![Frontier logo]()
$111
This Super.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:37 am
SAN
- SAT
1 stop7h 19m
Frontier
Deal found 6/9![Frontier logo]()
$114
This Frontier deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:00 am
SAN
- SAT
1 stop6h 44m
Frontier
Deal found 6/9![Frontier logo]()
$115
This Super.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:25 am
SAN
- SAT
1 stop10h 31m
Frontier
Deal found 6/9![Frontier logo]()
$120
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:25 am
SAN
- SAT
1 stop10h 19m
Frontier
Deal found 6/10![Frontier logo]()
$121
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/229:37 am
SAN
- SAT
1 stop7h 19m
Frontier
Deal found 6/11![Frontier logo]()
$122
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:40 pm
SAN
- SAT
Nonstop2h 45m
Southwest
Deal found 6/8![Southwest logo]()
$126
This Super.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:25 am
SAN
- SAT
1 stop10h 29m
Frontier
Deal found 6/11![Frontier logo]()
$127
This Super.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1610:00 am
SAN
- SAT
1 stop6h 44m
Frontier
Deal found 6/11![Frontier logo]()
$128
This Priceline deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:37 am
SAN
- SAT
1 stop7h 19m
Frontier
Deal found 6/10![Frontier logo]()
$129
This Super.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:25 am
SAN
- SAT
1 stop10h 19m
Frontier
Deal found 6/8![Frontier logo]()
$133
Find flight deals from San Diego to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $210 (Frontier) |
One-way from | $105 (Priceline) |
Popular in | January |
Cheapest in | October |
Average price | $453 |
Good round-trip deal | $407 or less |
Good one-way deal | $269 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2026.
Use the filters below to find and compare flights from San Diego to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San DiegoSan Antonio
SAN - SAT
SANSAT
San Diego
Thu 8/6
7:10 pm-11:55 pm
Nonstop2h 45m
San Antonio
Mon 8/10
6:50 am-7:40 am
Nonstop2h 50m
$306
San DiegoSan Antonio
SAN - SAT
SANSAT
San Diego
Tue 8/18
10:13 am-5:43 pm
1 stop5h 30m
San Antonio
Wed 8/19
12:00 pm-7:55 pm
2 stops9h 55m
$352
San DiegoSan Antonio
SAN - SAT
SANSAT
San Diego
Wed 8/26
9:05 am-1:55 pm
Nonstop2h 50m
San Antonio
Sun 8/30
7:45 pm-8:35 pm
Nonstop2h 50m
$380
San DiegoSan Antonio
SAN - SAT
SANSAT
San Diego
Wed 7/8
8:30 am-1:20 pm
Nonstop2h 50m
San Antonio
Wed 7/22
6:20 am-7:10 am
Nonstop2h 50m
$383
San DiegoSan Antonio
SAN - SAT
SANSAT
San Diego
Tue 7/21
7:25 pm-12:20 am
Nonstop2h 55m
San Antonio
Tue 7/28
5:45 am-11:05 am
1 stop7h 20m
$397
San DiegoSan Antonio
SAN - SAT
SANSAT
San Diego
Thu 7/9
9:10 am-2:00 pm
Nonstop2h 50m
San Antonio
Mon 7/13
8:10 pm-8:55 pm
Nonstop2h 45m
$412
San DiegoSan Antonio
SAN - SAT
SANSAT
San Diego
Thu 7/23
8:25 pm-1:15 am
Nonstop2h 50m
San Antonio
Thu 8/6
6:50 am-7:40 am
Nonstop2h 50m
$412
San DiegoSan Antonio
SAN - SAT
SANSAT
San Diego
Sat 7/25
11:40 am-9:45 pm
2 stops8h 05m
San Antonio
Mon 7/27
3:10 pm-6:45 pm
1 stop5h 35m
$417
San DiegoSan Antonio
SAN - SAT
SANSAT
San Diego
Mon 7/6
8:25 pm-1:15 am
Nonstop2h 50m
San Antonio
Mon 7/13
8:10 pm-8:55 pm
Nonstop2h 45m
$453
San DiegoSan Antonio
SAN - SAT
SANSAT
San Diego
Thu 7/9
9:10 am-2:00 pm
Nonstop2h 50m
San Antonio
Fri 7/31
6:15 am-7:05 am
Nonstop2h 50m
$468
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from San Diego to San Antonio
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to San Antonio in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Diego to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from San Diego with our price prediction graph.
SAN-SAT
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Diego to San Antonio
How far ahead should I book a flight from San Diego to San Antonio?
To ensure you get the cheapest price possible for a flight from San Diego to San Antonio, you should look to book at least 76 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from San Diego to San Antonio?
Currently, October is the cheapest month in which you can book a flight from San Diego to San Antonio (average of $293). Flying from San Diego to San Antonio in January is currently the most expensive (average of $453). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SAN to SAT?
Find hourly flight availability from San Diego to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 40% on flights from San Diego to San Antonio by exploring options for tickets in the evening.
Reviews of airlines servicing San Antonio
Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated June 12, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from San Diego to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from San Diego to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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San Diego and San Antonio flights
Browse other San Diego and San Antonio flight options. Last updated on June 12, 2026.
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Top 6 airlines flying from San Diego to San Antonio
Discover the top 6 airlines that operate flights from San Diego to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$216 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$216 | Average$366 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$236 | Average$366 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$274 | Average$357 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$276 | Average$423 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$280 | Average$462 | FlexibilityNo cancel fee | On-time63% |