$109+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SAT
Aug 16 — Aug 231
Round-trip
1 adult, Economy
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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
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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 July 17, 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 July 17, 2026.
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Mon 8/242:35 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Mon 8/319:30 am
SAT
- IAH
Nonstop1h 13m
United Airlines
Deal found 7/13![United Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 7/14. 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 8/182:40 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Tue 8/257:35 am
SAT
- HOU
Nonstop0h 55m
Southwest
Deal found 7/14![Southwest logo]()
$217
This Southwest deal was found by Cheapflights users on 7/13. 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.
Thu 8/66:00 am
HOU
- SAT
1 stop4h 35m
Southwest
Mon 8/103:30 pm
SAT
- HOU
1 stop7h 25m
Southwest
Deal found 7/13![Southwest logo]()
$237
This American Airlines deal was found by Cheapflights users on 7/17. 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.
Sat 9/55:00 am
IAH
- SAT
1 stop3h 33m
American Airlines
Sun 9/69:27 am
SAT
- IAH
1 stop3h 52m
American Airlines
Deal found 7/17![American Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Mon 8/2410:04 pm
IAH
- SAT
1 stop21h 27m
Frontier
Mon 8/318:26 pm
SAT
- IAH
1 stop14h 08m
Frontier
Deal found 7/13![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Mon 8/1010:09 pm
IAH
- SAT
1 stop20h 45m
Frontier
Mon 8/177:49 pm
SAT
- IAH
1 stop14h 45m
Frontier
Deal found 7/13![Frontier logo]()
$251
This Southwest deal was found by Cheapflights users on 7/17. 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 8/810:40 am
HOU
- SAT
Nonstop1h 00m
Southwest
Wed 8/127:45 am
SAT
- HOU
1 stop5h 55m
Southwest
Deal found 7/17![Southwest logo]()
$257
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Wed 8/198:05 pm
IAH
- SAT
Nonstop1h 11m
United Airlines
Fri 8/215:59 pm
SAT
- IAH
Nonstop1h 11m
United Airlines
Deal found 7/15![United Airlines logo]()
$273
This Southwest deal was found by Cheapflights users on 7/14. 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.
Thu 10/1510:35 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Sun 10/186:15 am
SAT
- HOU
Nonstop0h 55m
Southwest
Deal found 7/14![Southwest logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Mon 8/106:30 am
IAH
- SAT
1 stop12h 24m
Frontier
Wed 8/127:49 pm
SAT
- IAH
1 stop14h 45m
Frontier
Deal found 7/14![Frontier logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Thu 9/176:50 am
IAH
- SAT
1 stop12h 04m
Frontier
Sat 9/1911:08 am
SAT
- IAH
1 stop13h 01m
Frontier
Deal found 7/13![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/116:30 am
IAH
- SAT
1 stop12h 24m
Frontier
Tue 8/188:26 pm
SAT
- IAH
2 stops18h 06m
Frontier
Deal found 7/14![Frontier logo]()
$281
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 July 17, 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 July 17, 2026.
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Thu 9/172:35 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Sat 9/197:35 am
SAT
- IAH
Nonstop1h 15m
United Airlines
Deal found 7/14![United Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 7/14. 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.
Thu 9/171:45 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Sat 9/196:10 am
SAT
- HOU
Nonstop0h 55m
Southwest
Deal found 7/14![Southwest logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Mon 8/2410:04 pm
IAH
- SAT
1 stop21h 27m
Frontier
Mon 8/3110:24 pm
SAT
- IAH
2 stops12h 10m
Frontier
Deal found 7/13![Frontier logo]()
$284
This Southwest deal was found by Cheapflights users on 7/16. 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 8/810:40 am
HOU
- SAT
Nonstop1h 00m
Southwest
Wed 8/1212:55 pm
SAT
- HOU
Nonstop1h 00m
Southwest
Deal found 7/16![Southwest logo]()
$217
This Southwest deal was found by Cheapflights users on 7/13. 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 8/243:20 pm
HOU
- SAT
2 stops6h 15m
Southwest
Mon 8/316:00 am
SAT
- HOU
Nonstop1h 00m
Southwest
Deal found 7/13![Southwest logo]()
$232
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Sat 11/149:45 pm
IAH
- SAT
Nonstop1h 06m
United Airlines
Thu 11/197:08 am
SAT
- IAH
Nonstop1h 01m
United Airlines
Deal found 7/15![United Airlines logo]()
$273
This Southwest deal was found by Cheapflights users on 7/15. 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.
Sat 8/810:40 am
HOU
- SAT
Nonstop1h 00m
Southwest
Sat 8/155:40 am
SAT
- HOU
2 stops8h 05m
Southwest
Deal found 7/15![Southwest logo]()
$232
This Southwest deal was found by Cheapflights users on 7/14. 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 8/182:40 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Tue 8/256:40 am
SAT
- HOU
2 stops7h 10m
Southwest
Deal found 7/14![Southwest logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 7/16. 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.
Sat 8/156:30 am
IAH
- SAT
1 stop12h 24m
Frontier
Sun 8/167:49 pm
SAT
- IAH
1 stop14h 45m
Frontier
Deal found 7/16![Frontier logo]()
$310
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Wed 8/1212:20 pm
IAH
- SAT
Nonstop1h 09m
United Airlines
Sat 8/154:12 pm
SAT
- IAH
Nonstop1h 13m
United Airlines
Deal found 7/13![United Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Tue 10/69:47 pm
IAH
- SAT
Nonstop1h 04m
United Airlines
Wed 10/79:48 am
SAT
- IAH
Nonstop1h 13m
United Airlines
Deal found 7/15![United Airlines logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 7/17. 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.
Sat 8/86:14 pm
IAH
- SAT
1 stop24h 40m
Frontier
Thu 8/139:32 pm
SAT
- IAH
2 stops33h 48m
Frontier
Deal found 7/17![Frontier logo]()
$322
This Southwest deal was found by Cheapflights users on 7/17. 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 9/27:00 am
HOU
- SAT
1 stop3h 10m
Southwest
Sun 9/612:15 pm
SAT
- HOU
Nonstop0h 55m
Southwest
Deal found 7/17![Southwest logo]()
$242
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Mon 8/106:49 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Wed 8/122:15 pm
SAT
- IAH
Nonstop1h 09m
United Airlines
Deal found 7/15![United Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 7/17. 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.
Sat 9/56:50 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Sun 9/67:35 am
SAT
- IAH
Nonstop1h 15m
United Airlines
Deal found 7/17![United Airlines logo]()
$289
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Mon 8/178:05 pm
IAH
- SAT
Nonstop1h 11m
United Airlines
Sun 8/239:30 am
SAT
- IAH
Nonstop1h 13m
United Airlines
Deal found 7/13![United Airlines logo]()
$343
Last-minute flights from Houston to San AntonioDiscover last-minute flight deals from Houston to San Antonio. Data last updated July 17, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to San Antonio. Data last updated July 17, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/13. 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.
Thu 8/66:00 am
HOU
- SAT
1 stop4h 35m
Southwest
Mon 8/103:30 pm
SAT
- HOU
1 stop7h 25m
Southwest
Deal found 7/13![Southwest logo]()
$237
This United Airlines deal was found by Cheapflights users on 7/13. 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 8/62:31 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Mon 8/107:20 pm
SAT
- IAH
Nonstop1h 13m
United Airlines
Deal found 7/13![United Airlines logo]()
$288
This Southwest deal was found by Cheapflights users on 7/17. 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 8/810:40 am
HOU
- SAT
Nonstop1h 00m
Southwest
Wed 8/127:45 am
SAT
- HOU
1 stop5h 55m
Southwest
Deal found 7/17![Southwest logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Mon 8/1010:09 pm
IAH
- SAT
1 stop20h 45m
Frontier
Mon 8/177:49 pm
SAT
- IAH
1 stop14h 45m
Frontier
Deal found 7/13![Frontier logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Mon 8/106:30 am
IAH
- SAT
1 stop12h 24m
Frontier
Wed 8/127:49 pm
SAT
- IAH
1 stop14h 45m
Frontier
Deal found 7/14![Frontier logo]()
$275
This United Airlines deal was found by Cheapflights users on 7/14. 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 8/106:49 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Wed 8/122:15 pm
SAT
- IAH
Nonstop1h 09m
United Airlines
Deal found 7/14![United Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 7/14. 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 8/114:35 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Tue 8/1812:00 pm
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 7/14![United Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 8/116:14 pm
IAH
- SAT
1 stop24h 40m
Frontier
Tue 8/188:26 pm
SAT
- IAH
1 stop14h 08m
Frontier
Deal found 7/12![Frontier logo]()
$249
This Southwest deal was found by Cheapflights users on 7/15. 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.
Thu 8/131:45 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Fri 8/146:00 am
SAT
- HOU
Nonstop1h 00m
Southwest
Deal found 7/15![Southwest logo]()
$273
This Southwest deal was found by Cheapflights users on 7/14. 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 8/182:40 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Tue 8/257:35 am
SAT
- HOU
Nonstop0h 55m
Southwest
Deal found 7/14![Southwest logo]()
$217
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Wed 8/198:05 pm
IAH
- SAT
Nonstop1h 11m
United Airlines
Fri 8/215:59 pm
SAT
- IAH
Nonstop1h 11m
United Airlines
Deal found 7/15![United Airlines logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Mon 8/2410:04 pm
IAH
- SAT
1 stop21h 27m
Frontier
Mon 8/318:26 pm
SAT
- IAH
1 stop14h 08m
Frontier
Deal found 7/13![Frontier logo]()
$250
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 July 17, 2026.
Search for one-way flight options from Houston to San Antonio. Find affordable one-way fares based on user searches. Data last updated July 17, 2026.
This United Airlines deal was found by Cheapflights users on 7/14. 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 8/42:31 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Deal found 7/14![United Airlines logo]()
$109
This Southwest deal was found by Cheapflights users on 7/13. 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.
Wed 8/1211:20 am
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 7/13![Southwest logo]()
$109
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Fri 9/119:40 pm
IAH
- SAT
Nonstop1h 04m
United Airlines
Deal found 7/13![United Airlines logo]()
$116
This Southwest deal was found by Cheapflights users on 7/13. 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.
Fri 9/118:55 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 7/13![Southwest logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Thu 9/107:44 pm
IAH
- SAT
1 stop14h 28m
Frontier
Deal found 7/13![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Wed 8/197:55 pm
IAH
- SAT
1 stop25h 34m
Frontier
Deal found 7/14![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Mon 8/1010:09 pm
IAH
- SAT
1 stop20h 45m
Frontier
Deal found 7/13![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 8/181:53 pm
IAH
- SAT
1 stop7h 36m
Frontier
Deal found 7/17![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 8/128:43 pm
IAH
- SAT
1 stop23h 54m
Frontier
Deal found 7/12![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/46:14 pm
IAH
- SAT
1 stop24h 40m
Frontier
Deal found 7/14![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 10/1310:15 pm
IAH
- SAT
1 stop13h 06m
Frontier
Deal found 7/16![Frontier logo]()
$129
This Southwest deal was found by Cheapflights users on 7/17. 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 9/168:30 am
HOU
- SAT
1 stop4h 20m
Southwest
Deal found 7/17![Southwest logo]()
$134
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 July 17, 2026.
Round-trip from | $217 (United Airlines) |
|---|---|
One-way from | $109 (United Airlines) |
Popular in | January |
Cheapest in | August |
Average price | $340 |
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 July 17, 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
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Thu 9/17
2:35 pm-3:43 pm
Nonstop1h 08m
San Antonio
Sat 9/19
7:35 am-8:50 am
Nonstop1h 15m
$217
Quickest round-trip
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Thu 9/17
1:45 pm-2:45 pm
Nonstop1h 00m
San Antonio
Sat 9/19
6:10 am-7:05 am
Nonstop0h 55m
$217
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Sat 8/8
10:40 am-11:40 am
Nonstop1h 00m
San Antonio
Wed 8/12
12:55 pm-1:55 pm
Nonstop1h 00m
$217
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Mon 8/24
3:20 pm-9:35 pm
2 stops6h 15m
San Antonio
Mon 8/31
6:00 am-7:00 am
Nonstop1h 00m
$232
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Sat 8/8
10:40 am-11:40 am
Nonstop1h 00m
San Antonio
Sat 8/15
5:40 am-1:45 pm
2 stops8h 05m
$232
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Tue 8/18
2:40 pm-3:40 pm
Nonstop1h 00m
San Antonio
Tue 8/25
6:40 am-1:50 pm
2 stops7h 10m
$232
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Wed 9/2
7:00 am-10:10 am
1 stop3h 10m
San Antonio
Sun 9/6
12:15 pm-1:10 pm
Nonstop0h 55m
$242
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Sat 11/14
9:45 pm-10:51 pm
Nonstop1h 06m
San Antonio
Thu 11/19
7:08 am-8:09 am
Nonstop1h 01m
$273
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Mon 8/24
10:04 pm-7:31 pm
1 stop21h 27m
San Antonio
Mon 8/31
10:24 pm-10:34 am
2 stops12h 10m
$284
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Wed 8/12
12:20 pm-1:29 pm
Nonstop1h 09m
San Antonio
Sat 8/15
4:12 pm-5:25 pm
Nonstop1h 13m
$287
Showing 1-10 of 33 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
IAH-SAT
HOU-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
IAH-SAT
HOU-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 $340). 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 July 17, 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 39% versus a flight in the evening.
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 July 11, 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 July 17, 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.
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
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
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Houston and San Antonio flights
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Houston to San Antonio flights
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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 July 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$410 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$137 | Average$388 | FlexibilityNo cancel fee | On-time63% |