$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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SAT
Jun 3 — Jun 101
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
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
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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 May 4, 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 May 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/136:30 am
IAH
- SAT
1 stop12h 29m
Frontier
Wed 5/207:54 pm
SAT
- IAH
1 stop14h 50m
Frontier
Deal found 4/30![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/136:30 am
IAH
- SAT
1 stop12h 29m
Frontier
Tue 5/197:54 pm
SAT
- IAH
1 stop17h 50m
Frontier
Deal found 4/30![Frontier logo]()
$223
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/272:31 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Wed 6/35:57 pm
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 4/29![United Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 4/29. 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 5/278:40 pm
HOU
- SAT
Nonstop1h 05m
Southwest
Wed 6/312:45 pm
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 4/29![Southwest logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/136:30 am
IAH
- SAT
1 stop12h 29m
Frontier
Sun 5/179:09 pm
SAT
- IAH
2 stops40h 47m
Frontier
Deal found 4/30![Frontier logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/126:30 am
IAH
- SAT
1 stop12h 29m
Multiple Airlines
Thu 5/145:26 pm
SAT
- IAH
1 stop21h 37m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$261
This deal was found by Cheapflights users on 5/2. 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.
Thu 10/89:30 am
IAH
- SAT
Nonstop1h 08m
United Airlines
Sun 10/115:58 pm
SAT
- IAH
Nonstop1h 10m
United Airlines
Deal found 5/2![United Airlines logo]()
$264
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/309:42 pm
IAH
- SAT
Nonstop1h 02m
United Airlines
Sat 6/69:37 am
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 4/30![United Airlines logo]()
$265
This Southwest deal was found by Cheapflights users on 4/29. 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 5/2110:00 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Mon 5/255:55 am
SAT
- HOU
Nonstop1h 00m
Southwest
Deal found 4/29![Southwest logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/136:30 am
IAH
- SAT
1 stop12h 29m
Frontier
Mon 5/187:54 pm
SAT
- IAH
1 stop17h 50m
Frontier
Deal found 4/30![Frontier logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/1612:06 pm
IAH
- SAT
2 stops30h 53m
Frontier
Wed 5/207:54 pm
SAT
- IAH
1 stop14h 50m
Frontier
Deal found 4/30![Frontier logo]()
$273
This Southwest deal was found by Cheapflights users on 5/3. 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 6/16:30 pm
HOU
- SAT
1 stop5h 00m
Southwest
Sat 6/65:20 pm
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 5/3![Southwest logo]()
$275
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 May 4, 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 May 4, 2026.
This United Airlines deal was found by Cheapflights users on 5/2. 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 5/239:42 pm
IAH
- SAT
Nonstop1h 02m
United Airlines
Sat 5/305:30 am
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 5/2![United Airlines logo]()
$265
This Southwest deal was found by Cheapflights users on 5/3. 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 6/169:25 pm
HOU
- SAT
Nonstop0h 55m
Southwest
Mon 6/226:30 pm
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 5/3![Southwest logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/276:30 am
IAH
- SAT
1 stop12h 29m
Frontier
Wed 6/38:59 pm
SAT
- IAH
1 stop23h 06m
Frontier
Deal found 4/29![Frontier logo]()
$301
This United Airlines deal was found by Cheapflights users on 5/3. 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 6/12:31 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Sat 6/64:18 pm
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 5/3![United Airlines logo]()
$265
This Southwest deal was found by Cheapflights users on 4/29. 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.
Sun 6/77:55 am
HOU
- SAT
Nonstop1h 00m
Southwest
Tue 6/95:30 pm
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 4/29![Southwest logo]()
$283
This United Airlines deal was found by Cheapflights users on 5/3. 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 6/167:20 am
IAH
- SAT
Nonstop1h 07m
United Airlines
Mon 6/227:20 pm
SAT
- IAH
Nonstop1h 13m
United Airlines
Deal found 5/3![United Airlines logo]()
$283
This Southwest deal was found by Cheapflights users on 5/3. 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 6/910:30 am
HOU
- SAT
Nonstop1h 00m
Southwest
Thu 6/1811:45 am
SAT
- HOU
1 stop6h 00m
Southwest
Deal found 5/3![Southwest logo]()
$293
This United Airlines deal was found by Cheapflights users on 4/30. 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 6/229:40 pm
IAH
- SAT
Nonstop1h 02m
United Airlines
Wed 6/245:57 pm
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 4/30![United Airlines logo]()
$283
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/228:05 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Tue 5/267:43 am
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 4/29![United Airlines logo]()
$294
This Southwest deal was found by Cheapflights users on 4/29. 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 6/2710:50 am
HOU
- SAT
Nonstop1h 00m
Southwest
Sun 6/288:50 pm
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 4/29![Southwest logo]()
$329
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/302:31 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Sun 5/316:01 pm
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 5/1![United Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/266:42 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Wed 5/279:37 am
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 5/1![United Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 5/2. 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 6/211:00 am
HOU
- SAT
2 stops7h 15m
Southwest
Sun 6/71:05 pm
SAT
- HOU
2 stops8h 45m
Southwest
Deal found 5/2![Southwest logo]()
$403
This United Airlines deal was found by Cheapflights users on 5/3. 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 5/277:20 am
IAH
- SAT
Nonstop1h 07m
United Airlines
Fri 5/295:30 am
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 5/3![United Airlines logo]()
$327
Last-minute flights from Houston to San AntonioDiscover last-minute flight deals from Houston to San Antonio. Data last updated May 4, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to San Antonio. Data last updated May 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/126:30 am
IAH
- SAT
1 stop12h 29m
Multiple Airlines
Thu 5/145:26 pm
SAT
- IAH
1 stop21h 37m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/136:30 am
IAH
- SAT
1 stop12h 29m
Frontier
Wed 5/207:54 pm
SAT
- IAH
1 stop14h 50m
Frontier
Deal found 4/30![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/136:30 am
IAH
- SAT
1 stop12h 29m
Frontier
Tue 5/197:54 pm
SAT
- IAH
1 stop17h 50m
Frontier
Deal found 4/30![Frontier logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/136:30 am
IAH
- SAT
1 stop12h 29m
Frontier
Sun 5/179:09 pm
SAT
- IAH
2 stops40h 47m
Frontier
Deal found 4/30![Frontier logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/136:30 am
IAH
- SAT
1 stop12h 29m
Frontier
Mon 5/187:54 pm
SAT
- IAH
1 stop17h 50m
Frontier
Deal found 4/30![Frontier logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/1612:06 pm
IAH
- SAT
2 stops30h 53m
Frontier
Wed 5/207:54 pm
SAT
- IAH
1 stop14h 50m
Frontier
Deal found 4/30![Frontier logo]()
$273
This Southwest deal was found by Cheapflights users on 4/29. 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 5/2110:00 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Mon 5/255:55 am
SAT
- HOU
Nonstop1h 00m
Southwest
Deal found 4/29![Southwest logo]()
$265
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/272:31 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Wed 6/35:57 pm
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 4/29![United Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 4/29. 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 5/278:40 pm
HOU
- SAT
Nonstop1h 05m
Southwest
Wed 6/312:45 pm
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 4/29![Southwest logo]()
$237
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/299:40 pm
IAH
- SAT
Nonstop1h 02m
United Airlines
Fri 6/57:43 am
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 5/1![United Airlines logo]()
$277
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/309:42 pm
IAH
- SAT
Nonstop1h 02m
United Airlines
Sat 6/69:37 am
SAT
- IAH
Nonstop1h 07m
United Airlines
Deal found 4/30![United Airlines logo]()
$265
This Southwest deal was found by Cheapflights users on 5/3. 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 6/16:30 pm
HOU
- SAT
1 stop5h 00m
Southwest
Sat 6/65:20 pm
SAT
- HOU
Nonstop1h 05m
Southwest
Deal found 5/3![Southwest logo]()
$275
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 May 4, 2026.
Search for one-way flight options from Houston to San Antonio. Find affordable one-way fares based on user searches. Data last updated May 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/126:30 am
IAH
- SAT
1 stop12h 29m
Frontier
Deal found 4/29![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 5/196:30 am
IAH
- SAT
1 stop12h 29m
Frontier
Deal found 5/1![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/205:45 am
IAH
- SAT
2 stops37h 14m
Frontier
Deal found 4/30![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/266:00 am
IAH
- SAT
2 stops36h 59m
Frontier
Deal found 4/30![Frontier logo]()
$117
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/269:40 pm
IAH
- SAT
Nonstop1h 02m
United Airlines
Deal found 4/30![United Airlines logo]()
$119
This Southwest deal was found by Cheapflights users on 4/30. 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 5/202:50 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 4/30![Southwest logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 6/31:28 pm
IAH
- SAT
1 stop30h 46m
Frontier
Deal found 4/29![Frontier logo]()
$121
This Southwest deal was found by Cheapflights users on 4/30. 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 5/262:00 pm
HOU
- SAT
1 stop4h 00m
Southwest
Deal found 4/30![Southwest logo]()
$129
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/306:42 pm
IAH
- SAT
Nonstop1h 08m
United Airlines
Deal found 4/30![United Airlines logo]()
$133
This Southwest deal was found by Cheapflights users on 4/30. 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 5/308:30 pm
HOU
- SAT
Nonstop1h 00m
Southwest
Deal found 4/30![Southwest logo]()
$133
This Southwest deal was found by Cheapflights users on 4/29. 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 6/211:00 am
HOU
- SAT
2 stops7h 15m
Southwest
Deal found 4/29![Southwest logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 5/286:00 am
IAH
- SAT
2 stops36h 59m
Frontier
Deal found 5/1![Frontier logo]()
$135
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 May 4, 2026.
Round-trip from | $237 (United Airlines) |
|---|---|
One-way from | $99 (Kiwi.com) |
Popular in | January |
Cheapest in | August |
Average price | $297 |
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 May 4, 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
Sat 5/23
9:42 pm-10:44 pm
Nonstop1h 02m
San Antonio
Sat 5/30
5:30 am-6:37 am
Nonstop1h 07m
$265
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Mon 6/1
2:31 pm-3:39 pm
Nonstop1h 08m
San Antonio
Sat 6/6
4:18 pm-5:25 pm
Nonstop1h 07m
$265
Quickest round-trip
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Tue 6/16
9:25 pm-10:20 pm
Nonstop0h 55m
San Antonio
Mon 6/22
6:30 pm-7:35 pm
Nonstop1h 05m
$283
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Sun 6/7
7:55 am-8:55 am
Nonstop1h 00m
San Antonio
Tue 6/9
5:30 pm-6:35 pm
Nonstop1h 05m
$283
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Tue 6/16
7:20 am-8:27 am
Nonstop1h 07m
San Antonio
Mon 6/22
7:20 pm-8:33 pm
Nonstop1h 13m
$283
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Mon 6/22
9:40 pm-10:42 pm
Nonstop1h 02m
San Antonio
Wed 6/24
5:57 pm-7:04 pm
Nonstop1h 07m
$283
HoustonSan Antonio
HOU - SAT
HOUSAT
Houston Hobby
Tue 6/9
10:30 am-11:30 am
Nonstop1h 00m
San Antonio
Thu 6/18
11:45 am-5:45 pm
1 stop6h 00m
$293
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Fri 5/22
8:05 pm-9:13 pm
Nonstop1h 08m
San Antonio
Tue 5/26
7:43 am-8:50 am
Nonstop1h 07m
$294
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Sat 5/30
2:31 pm-3:39 pm
Nonstop1h 08m
San Antonio
Sun 5/31
6:01 pm-7:08 pm
Nonstop1h 07m
$297
HoustonSan Antonio
IAH - SAT
IAHSAT
Houston George Bush Intcntl
Wed 5/27
6:30 am-6:59 pm
1 stop12h 29m
San Antonio
Wed 6/3
8:59 pm-8:05 pm
1 stop23h 06m
$301
Showing 1-10 of 35 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, June 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 January is currently the most expensive (average of $281). 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 May 4, 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 32% 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 May 2, 2026.
Travelers seeking maximum savings on their Houston to San Antonio flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost to fly round-trip from Houston to San Antonio?
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 May 4, 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.
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
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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Complete your trip
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Search flights from Houston to San Antonio by cabin class
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Houston and San Antonio flights
Browse other Houston and San Antonio flight options. Last updated on May 4, 2026.
Popular flight searches
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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 May 4, 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 May 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$367 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$97 | Average$335 | FlexibilityNo cancel fee | On-time63% |