Cheap Flights from San Antonio to Houston
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Prices updated 24 days ago
486,190 searches this week
171 airlines compared
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Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from San Antonio to Houston
Explore current cheapest deals departing from San Antonio to Houston
Round trip
Sort by: Cheapest
September 15 - September 16
SAT - Houston
$144
$198
Round trip
December 5 - December 9
SAT - Houston
$179
$227
Round trip
July 8 - July 14
SAT - Houston
$200
$253
Round trip
September 15 - September 30
SAT - Houston
$155
$253
Round trip
July 14 - July 21
SAT - Houston
$197
$253
Round trip
July 15 - July 22
SAT - Houston
$223
$253
Round trip
October 17 - October 24
SAT - Houston
$186
$255
Round trip
August 24 - August 26
SAT - Houston
$184
$261
Round trip
September 6 - September 8
SAT - Houston
$175
$265
Round trip
August 6 - August 10
SAT - Houston
$184
$269
Round trip
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Route Intelligence — 486,190 Searches this Week
Insights for flights from San Antonio to Houston
How much is a round trip from San Antonio to Houston
Regular price: $106 - $222
Prices for flights from San Antonio to Houston are currently within the regular range.
The regular price range for this route is between $106 and $222. The current lowest deal is $198 with United Airlines, for travel from September 15 to September 16, 2026.
now $198
Low $106
High $222
The cheapest time to fly from San Antonio to Houston
For flights from San Antonio to Houston, November is the cheapest month with a median price of $129. The most expensive month to fly is June, with a median price of $654. Prices are generally lower from January to November.
November
Flights from $129
June
Flights from $654
Direct flights from San Antonio to Houston
United Airlines
Last-minute flights going from San Antonio to Houston
Fri, Jun 19
SAT - Houston
San Antonio (SAT) - Houston (IAH)
United Airlines
$197
$654
One-way
Sat, Jun 20
SAT - Houston
San Antonio (SAT) - Houston (IAH)
United Airlines
$197
$654
One-way
Wed, Jun 24
SAT - Houston
San Antonio (SAT) - Houston (IAH)
United Airlines
$199
$573
One-way
Fri, Jun 26
SAT - Houston
San Antonio (SAT) - Houston (IAH)
American Airlines
$305
$527
One-way
Sat, Jun 27
SAT - Houston
San Antonio (SAT) - Houston (IAH)
$146
$486
One-way
Tue, Jun 30
SAT - Houston
San Antonio (SAT) - Houston (IAH)
$182
$439
One-way
Biggest price drops on these dates for flights from San Antonio to Houston
Jul 20 - Aug 5
$290 → $271
7%
Jul 20 - Aug 4
$287 → $271
6%
Aug 4 - Aug 10
$279 → $266
5%
Oct 14 - Oct 19
$264 → $268
2%
Popular Airports to fly from San Antonio to Houston
San Antonio - Houston route insights
💸 Price insights
Recent fares are above the typical level
Recent fares for San Antonio to Houston are above the typical level, with a current price of $198.
📅 Best time to fly
November is historically cheapest at $129
Historically, November is the cheapest month to fly from San Antonio to Houston, with a median price of $129.
⏱️ Flight duration
Direct flights average 2h 11m
The typical direct flight from San Antonio to Houston takes 2 hours and 11 minutes.
✈️ Airlines & availability
76.4% of deals are direct
Historically, 76.4% of flight deals for this route are for direct flights.
🏆 Airline highlight
United Airlines offers direct flights
United Airlines has offered direct flights from San Antonio to Houston in recent deals.
🎯 Booking tip
Deals are frequent for this route
Historically, deals for flights from San Antonio to Houston are frequent, appearing daily.
San Antonio main airports to depart from
San Antonio International (SAT)
San Antonio International Airport is a convenient departure point for flights to Houston.
📍 ~12 km from San Antonio city center (reachable by car)
💸 Flights from ~$198
Houston main airports to arrive at
George Bush Intercontinental (IAH)
George Bush Intercontinental Airport serves Houston, offering a range of flight options from San Antonio.
📍 ~25 km from Houston (reachable by car)
💸 Flights from ~$198
William P. Hobby (HOU)
William P. Hobby Airport is another Houston option for flights from San Antonio.
📍 ~15 km from Houston (reachable by car)
💸 Flights from ~$198
Airports nearby Houston used as alternative
Austin–Bergstrom International (AUS)
Austin–Bergstrom International Airport can be a practical alternative with a good balance of flight variety.
📍 ~230 km from Houston (reachable by car)
💸 Flights from ~$232
Dallas/Fort Worth International (DFW)
Dallas/Fort Worth International Airport is a massive global hub offering extensive flight options and high reliability.
📍 ~380 km from Houston (reachable by car)
💸 Flights from ~$158
Dallas Love Field (DAL)
Dallas Love Field is a major domestic hub, especially useful for Southwest Airlines passengers, with easier navigation.
📍 ~370 km from Houston (reachable by car)
💸 Flights from ~$157
Easterwood (CLL)
Easterwood Airport is the closest geographical alternative for some, offering very fast check-in and security.
📍 ~140 km from Houston (reachable by car)
💸 Flights from ~$403
Business & First Class Flight Deals to Houston
Discover luxury on the budget with premium cabin class on flights from San Antonio to Houston.
Elite
Best Elite deals to Houston
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From SAT
Elite
Jul 17
Houston, United States
42% AI deal score
$577
$529
Save $48
From SAT
Elite
Oct 25
Houston, United States
42% AI deal score
$549
$487
Save $62
From SAT
Elite
Jul 17
Houston, United States
39% AI deal score
$927
From SAT
Elite
Jun 28
Houston, United States
39% AI deal score
$1,015
From SAT
Elite
Jul 03
Houston, United States
38% AI deal score
$1,175
From SAT
Elite
Jun 19
Houston, United States
38% AI deal score
$1,193
From SAT
Elite
Jun 25
Houston, United States
38% AI deal score
$1,202
From SAT
Elite
Jun 21
Houston, United States
38% AI deal score
$1,287