$99+ Cheap flights from Houston to San Antonio (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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SAT
Jul 16 — Jul 231
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Houston 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.Cheap flight deals from Houston to San Antonio
Cheapest
Best
Last-minute
One-way
Cheapest flights from Houston to San AntonioExplore the most affordable flight options available from Houston to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 16, 2026.
Explore the most affordable flight options available from Houston to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 16, 2026.
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:50 pm
IAH
- SAT
1 stop4h 09m
American Airlines
Tue 10/65:00 am
SAT
- IAH
1 stop4h 36m
American Airlines
Deal found 6/11![American Airlines logo]()
$246
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:22 pm
HOU
- SAT
1 stop3h 37m
American Airlines
Tue 10/68:26 pm
SAT
- HOU
1 stop3h 27m
American Airlines
Deal found 6/11![American Airlines logo]()
$246
This United Airlines deal was found by Cheapflights users on 6/12. 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 7/142:31 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Wed 7/155:57 pm
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 6/12![United Airlines logo]()
$253
This Southwest deal was found by Cheapflights users on 6/14. 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 7/149:25 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Tue 7/216:10 am
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 6/14![Southwest logo]()
$253
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 8/610:05 am
HOU
- SAT
Nonstop1h 05m
Southwest
Mon 8/106:00 am
SAT
- HOU
Nonstop1h 00m
Southwest
Deal found 6/11![Southwest logo]()
$255
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.
Tue 7/1410:30 am
HOU
- SAT
Nonstop1h 00m
Southwest
Wed 7/156:10 am
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 6/11![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 6/14. 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 9/710:05 am
HOU
- SAT
Nonstop1h 05m
Southwest
Wed 9/912:55 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Deal found 6/14![Southwest logo]()
$261
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 8/188:05 pm
IAH
- SAT
Nonstop1h 11m
United Airlines
Wed 8/194:12 pm
SAT
- IAH
Nonstop1h 13m
United Airlines
Deal found 6/11![United Airlines logo]()
$267
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 10/16:12 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Sat 10/39:58 am
SAT
- IAH
Nonstop1h 13m
United Airlines
Deal found 6/12![United Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:30 am
IAH
- SAT
1 stop12h 14m
Frontier
Tue 7/217:39 pm
SAT
- IAH
1 stop14h 55m
Frontier
Deal found 6/14![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:15 pm
IAH
- SAT
1 stop16h 00m
Frontier
Tue 10/2711:08 am
SAT
- IAH
1 stop25h 02m
Frontier
Deal found 6/12![Frontier logo]()
$288
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 7/199:40 pm
IAH
- SAT
Nonstop1h 02m
United Airlines
Wed 7/2211:43 am
SAT
- IAH
Nonstop1h 12m
United Airlines
Deal found 6/12![United Airlines logo]()
$291
Best flights from Houston to San AntonioDiscover carefully curated flight deals from Houston to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 16, 2026.
Discover carefully curated flight deals from Houston to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 16, 2026.
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Wed 10/219:47 pm
IAH
- SAT
Nonstop1h 04m
United Airlines
Tue 10/2712:24 pm
SAT
- IAH
Nonstop1h 00m
United Airlines
Deal found 6/12![United Airlines logo]()
$253
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 8/610:05 am
HOU
- SAT
Nonstop1h 05m
Southwest
Mon 8/106:00 am
SAT
- HOU
Nonstop1h 00m
Southwest
Deal found 6/11![Southwest logo]()
$255
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.
Tue 7/1410:30 am
HOU
- SAT
Nonstop1h 00m
Southwest
Wed 7/156:10 am
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 6/11![Southwest logo]()
$257
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 8/188:05 pm
IAH
- SAT
Nonstop1h 11m
United Airlines
Wed 8/194:12 pm
SAT
- IAH
Nonstop1h 13m
United Airlines
Deal found 6/11![United Airlines logo]()
$267
This Southwest deal was found by Cheapflights users on 6/14. 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 7/149:25 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Tue 7/2110:40 am
SAT
- HOU
1 stop3h 20m
Southwest
Deal found 6/14![Southwest logo]()
$263
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 7/199:40 pm
IAH
- SAT
Nonstop1h 02m
United Airlines
Wed 7/2211:43 am
SAT
- IAH
Nonstop1h 12m
United Airlines
Deal found 6/12![United Airlines logo]()
$291
This Southwest deal was found by Cheapflights users on 6/12. 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 10/218:40 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Tue 10/277:10 am
SAT
- HOU
2 stops5h 15m
Southwest
Deal found 6/12![Southwest logo]()
$268
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 7/106:42 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Wed 7/152:15 pm
SAT
- IAH
Nonstop1h 12m
United Airlines
Deal found 6/12![United Airlines logo]()
$302
This Southwest deal was found by Cheapflights users on 6/13. 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 10/177:25 am
HOU
- SAT
2 stops7h 00m
Southwest
Tue 10/201:00 pm
SAT
- HOU
Nonstop0h 55m
Southwest
Deal found 6/13![Southwest logo]()
$276
This United Airlines deal was found by Cheapflights users on 6/14. 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 7/148:05 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Tue 7/214:18 pm
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 6/14![United Airlines logo]()
$323
This United Airlines deal was found by Cheapflights users on 6/15. 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.
Fri 7/179:40 pm
IAH
- SAT
Nonstop1h 02m
United Airlines
Sun 7/269:37 am
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 6/15![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 6/14. 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.
Mon 9/79:35 pm
IAH
- SAT
Nonstop1h 04m
United Airlines
Wed 9/92:15 pm
SAT
- IAH
Nonstop1h 09m
United Airlines
Deal found 6/14![United Airlines logo]()
$331
This United Airlines deal was found by Cheapflights users on 6/13. 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.
Thu 10/16:12 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Sat 10/311:47 am
SAT
- IAH
Nonstop1h 08m
United Airlines
Deal found 6/13![United Airlines logo]()
$339
Last-minute flights from Houston to San AntonioDiscover last-minute flight deals from Houston to San Antonio. Data last updated June 16, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to San Antonio. Data last updated June 16, 2026 and is based on user searches.
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.
Fri 7/37:20 am
IAH
- SAT
Nonstop1h 07m
United Airlines
Tue 7/75:30 am
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 6/11![United Airlines logo]()
$304
This Southwest deal was found by Cheapflights users on 6/15. 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 7/710:30 am
HOU
- SAT
Nonstop1h 00m
Southwest
Thu 7/912:50 pm
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 6/15![Southwest logo]()
$302
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 7/106:42 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Wed 7/152:15 pm
SAT
- IAH
Nonstop1h 12m
United Airlines
Deal found 6/12![United Airlines logo]()
$302
This Southwest deal was found by Cheapflights users on 6/13. 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 7/139:25 am
HOU
- SAT
Nonstop1h 00m
Southwest
Tue 7/1412:55 pm
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 6/13![Southwest logo]()
$291
This United Airlines deal was found by Cheapflights users on 6/12. 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 7/142:31 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Wed 7/155:57 pm
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 6/12![United Airlines logo]()
$253
This Southwest deal was found by Cheapflights users on 6/15. 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 7/1410:30 am
HOU
- SAT
Nonstop1h 00m
Southwest
Wed 7/156:10 am
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 6/15![Southwest logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:30 am
IAH
- SAT
1 stop12h 14m
Frontier
Tue 7/217:39 pm
SAT
- IAH
1 stop14h 55m
Frontier
Deal found 6/14![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:30 am
IAH
- SAT
1 stop12h 14m
Frontier
Wed 7/157:39 pm
SAT
- IAH
1 stop14h 55m
Frontier
Deal found 6/13![Frontier logo]()
$322
This United Airlines deal was found by Cheapflights users on 6/14. 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 7/148:05 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Tue 7/214:18 pm
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 6/14![United Airlines logo]()
$323
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 7/199:40 pm
IAH
- SAT
Nonstop1h 02m
United Airlines
Wed 7/2211:43 am
SAT
- IAH
Nonstop1h 12m
United Airlines
Deal found 6/12![United Airlines logo]()
$291
One-way flights from Houston to San AntonioSearch for one-way flight options from Houston to San Antonio. Find affordable one-way fares based on user searches. Data last updated June 16, 2026.
Search for one-way flight options from Houston to San Antonio. Find affordable one-way fares based on user searches. Data last updated June 16, 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.
Tue 11/247:45 am
HOU
- SAT
Nonstop1h 05m
Southwest
Deal found 6/11![Southwest logo]()
$99
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/85:00 am
IAH
- SAT
1 stop3h 22m
American Airlines
Deal found 6/11![American Airlines logo]()
$109
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.
Tue 9/82:00 pm
HOU
- SAT
1 stop3h 55m
Southwest
Deal found 6/11![Southwest logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:30 am
IAH
- SAT
1 stop12h 24m
Frontier
Deal found 6/12![Frontier logo]()
$120
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 7/810:30 am
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 6/11![Southwest logo]()
$127
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.
Wed 7/227:20 am
IAH
- SAT
Nonstop1h 07m
United Airlines
Deal found 6/11![United Airlines logo]()
$129
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 7/159:25 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 6/11![Southwest logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:30 am
IAH
- SAT
1 stop12h 24m
Frontier
Deal found 6/12![Frontier logo]()
$134
This United Airlines deal was found by Cheapflights users on 6/15. 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.
Thu 10/152:45 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Deal found 6/15![United Airlines logo]()
$135
This Southwest deal was found by Cheapflights users on 6/13. 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 8/108:55 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 6/13![Southwest logo]()
$135
This deal was found by Cheapflights users on 6/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/42:31 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Deal found 6/12![United Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:14 pm
IAH
- SAT
1 stop24h 40m
Frontier
Deal found 6/15![Frontier logo]()
$140
Find flight deals from Houston to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 16, 2026.
Round-trip from | $246 (American Airlines) |
|---|---|
One-way from | $99 (Southwest) |
Popular in | January |
Cheapest in | August |
Average price | $331 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston 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 16, 2026.
Use the filters below to find and compare flights from Houston to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Wed 10/21
9:47 pm-10:51 pm
Nonstop1h 04m
San Antonio
Tue 10/27
12:24 pm-1:24 pm
Nonstop1h 00m
$253
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Thu 8/6
10:05 am-11:10 am
Nonstop1h 05m
San Antonio
Mon 8/10
6:00 am-7:00 am
Nonstop1h 00m
$255
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Tue 7/14
10:30 am-11:30 am
Nonstop1h 00m
San Antonio
Wed 7/15
6:10 am-7:15 am
Nonstop1h 05m
$257
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Tue 7/14
9:25 pm-10:25 pm
Nonstop1h 00m
San Antonio
Tue 7/21
10:40 am-2:00 pm
1 stop3h 20m
$263
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Tue 8/18
8:05 pm-9:16 pm
Nonstop1h 11m
San Antonio
Wed 8/19
4:12 pm-5:25 pm
Nonstop1h 13m
$267
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Wed 10/21
8:40 pm-9:40 pm
Nonstop1h 00m
San Antonio
Tue 10/27
7:10 am-12:25 pm
2 stops5h 15m
$268
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Sat 10/17
7:25 am-2:25 pm
2 stops7h 00m
San Antonio
Tue 10/20
1:00 pm-1:55 pm
Nonstop0h 55m
$276
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Sun 7/19
9:40 pm-10:42 pm
Nonstop1h 02m
San Antonio
Wed 7/22
11:43 am-12:55 pm
Nonstop1h 12m
$291
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Fri 7/10
6:42 pm-7:50 pm
Nonstop1h 08m
San Antonio
Wed 7/15
2:15 pm-3:27 pm
Nonstop1h 12m
$302
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Tue 7/14
8:05 pm-9:13 pm
Nonstop1h 08m
San Antonio
Tue 7/21
4:18 pm-5:25 pm
Nonstop1h 07m
$323
Showing 1-10 of 31 resultsSorted by cheapest first
Best time to book a flight from Houston to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Houston with our price prediction graph.
HO1-SAT
HOU-SAT
IAH-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 Houston to San Antonio
HO1-SAT
HOU-SAT
IAH-SAT
What is the cheapest month to book a flight from Houston to San Antonio?
Currently, August is the cheapest month in which you can book a flight from Houston to San Antonio (average of $77). Flying from Houston to San Antonio in July is currently the most expensive (average of $329). 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 HOU to SAT?
Find hourly flight availability from Houston 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 16, 2026.
When flying from Houston to San Antonio, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 33% versus a flight in the evening.
How much does it cost to fly round-trip from Houston to San Antonio?
What is the cheapest day to fly from Houston to San Antonio?
Use this chart to determine the cheapest time to fly round-trip from Houston to San Antonio. Price data was last updated on June 13, 2026.
Travelers seeking maximum savings on their Houston to San Antonio flight should consider departing on Monday afternoons when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Houston to San Antonio flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston to San Antonio trip
Our travel experts
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 16, 2026.
Get a feel of what it's like to fly with Southwest and United Airlines from Houston 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.
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Houston 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
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
San Antonio flight routes
Alternative routes for Houston to San Antonio
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Antonio by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Houston to San Antonio by cabin class
Find flights from Houston to San Antonio, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Houston and San Antonio flights
Browse other Houston and San Antonio flight options. Last updated on June 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Antonio
Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 16, 2026.
Top 2 airlines flying from Houston to San Antonio
Discover the top 2 airlines that operate flights from Houston 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 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$393 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$137 | Average$379 | FlexibilityNo cancel fee | On-time63% |