$55+ Cheap flights from San Antonio (SAT) to Houston
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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
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Cheapest flights from San Antonio to HoustonExplore the most affordable flight options available from San Antonio to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
Explore the most affordable flight options available from San Antonio to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
This Southwest deal was found by Cheapflights users on 1/26. 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.
This Southwest deal was found by Cheapflights users on 1/28. 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.
This Southwest deal was found by Cheapflights users on 1/28. 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.
Find flight deals from San Antonio to Houston
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Houston (HO1). 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 January 29, 2026.
Round-trip from | $142 (Kiwi.com) |
|---|---|
One-way from | $55 (Kiwi.com) |
Popular in | January |
Cheapest in | October |
Average price | $571 |
Cheapflights Fare Finder
Use the filters below to find and compare flights from San Antonio to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San AntonioHouston
SAT - IAH
SATIAH
San Antonio
Tue 2/24
10:26 am-8:23 pm
1 stop9h 57m
Houston George Bush Intcntl
Tue 3/3
7:59 pm-11:59 pm
1 stop28h 00m
San AntonioHouston
SAT - IAH
SATIAH
San Antonio
Sat 2/21
6:00 am-6:28 pm
1 stop12h 28m
Houston George Bush Intcntl
Mon 2/23
6:15 am-4:18 pm
1 stop10h 03m
San AntonioHouston
SAT - IAH
SATIAH
San Antonio
Thu 2/26
8:20 pm-9:36 am
1 stop13h 16m
Houston George Bush Intcntl
Thu 3/5
6:07 pm-2:51 pm
1 stop20h 44m
San AntonioHouston
SAT - IAH
SATIAH
San Antonio
Wed 3/4
10:26 am-11:09 pm
2 stops12h 43m
Houston George Bush Intcntl
Thu 3/5
6:07 pm-2:51 pm
1 stop20h 44m
San AntonioHouston
SAT - IAH
SATIAH
San Antonio
Tue 3/17
6:45 am-10:01 pm
1 stop15h 16m
Houston George Bush Intcntl
Sun 3/22
9:21 am-9:32 am
1 stop24h 11m
San AntonioHouston
SAT - IAH
SATIAH
San Antonio
Wed 2/25
6:00 am-7:34 pm
2 stops13h 34m
Houston George Bush Intcntl
Wed 2/25
9:40 pm-1:12 pm
1 stop15h 32m
San AntonioHouston
SAT - IAH
SATIAH
San Antonio
Sat 2/21
7:56 pm-8:40 am
2 stops12h 44m
Houston George Bush Intcntl
Sun 2/22
8:18 pm-11:59 pm
1 stop27h 41m
San AntonioHouston
SAT - IAH
SATIAH
San Antonio
Fri 2/6
6:13 pm-10:28 am
2 stops16h 15m
Houston George Bush Intcntl
Sun 2/8
5:05 am-5:03 pm
1 stop11h 58m
San AntonioHouston
SAT - IAH
SATIAH
San Antonio
Wed 4/22
10:26 am-8:38 pm
1 stop10h 12m
Houston George Bush Intcntl
Sun 4/26
9:41 am-9:30 am
1 stop23h 49m
San AntonioHouston
SAT - IAH
SATIAH
San Antonio
Thu 4/23
10:26 am-8:38 pm
1 stop10h 12m
Houston George Bush Intcntl
Sun 4/26
9:41 am-9:30 am
1 stop23h 49m
Best time to book a flight from San Antonio to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from San Antonio with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from San Antonio to Houston
What is the cheapest month to book a flight from San Antonio to Houston?
Currently, October is the cheapest month in which you can book a flight from San Antonio to Houston (average of $77). Flying from San Antonio to Houston in July is currently the most expensive (average of $245). 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 SAT to HOU?
Find hourly flight availability from San Antonio to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.
It’s optimal to fly from San Antonio to Houston in the evening. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from San Antonio to Houston?
Use this chart to determine the cheapest time to fly round-trip from San Antonio to Houston. Price data was last updated on January 24, 2026.
Travelers seeking maximum savings on their San Antonio to Houston flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday evenings 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 San Antonio to Houston?
How often are flights from San Antonio to Houston delayed?
About 15% of weekly flights between San Antonio and Houston have experienced delays in the past year, with the average delay time being 92 minutes.
What is the most punctual flight time for San Antonio to Houston flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Antonio to Houston flights?
Over the last year, Southwest have had the lowest number of delays on this route, with just 14% of flights being delayed.
The best insider tips for San Antonio to Houston 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 San Antonio to Houston trip
Our travel experts
Reviews of airlines servicing Houston
Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated January 29, 2026.
Peruse reviews from past customers who have flown with Southwest and United Airlines from San Antonio to Houston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Mike,Aug 2025
OKC - AUS
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Mike,Aug 2025
OKC - AUS
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Mike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Antonio to Houston
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from San Antonio to Houston
Discover the top 2 airlines that operate flights from San Antonio to Houston. 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 January 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$298 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$124 | Average$344 | FlexibilityNo cancel fee | On-time69% |