$114 Find Cheap Flights from San Antonio to Houston George Bush Airport - Compare and Save

Among airlines operating San Antonio to Houston George Bush Intcntl Airport flights:

• United Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only United Airlines operates flights between San Antonio and Houston George Bush Intcntl Airport.

Flights from San Antonio to Houston George Bush Intcntl Airport usually depart from San Antonio (SAT) and arrive at Houston George Bush Intcntl (IAH).

Here are some options for this route, based on selected ticket types and cabin classes:

• United Airlines: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Three cabin classes are available on flights from San Antonio to Houston George Bush Intcntl Airport:

• Economy Class
• Premium Economy Class
• First Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $166 round-trip via Denver Intl (DEN), compared to $338 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$80 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 737-800 family is used most often on this route, operated mainly by Delta and United Airlines. Other aircraft seen on the route include Airbus A319 variants.

Connecting flights from San Antonio to Houston George Bush Intcntl Airport most commonly pass through:

• Denver Intl (DEN) - 50% of one-stop connections
• Fort Lauderdale (FLL) - 50% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.

Yes. Being flexible with your travel dates can save you up to 38% on the San Antonio to Houston George Bush Intcntl Airport route. Wednesday is the cheapest departure day at $291 round-trip on average, while Tuesday is the most expensive at $464, a difference of $173. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on San Antonio to Houston George Bush Intcntl Airport flights, with 50% of flights leaving in that window. Afternoon departures account for 25%, evening flights for 25%, and night flights for 0%.

Some of the most popular sights in Houston George Bush Intcntl Airport are Downtown Houston, George R. Brown Convention Center and Galleria Mall. These are among the most viewed places in Houston George Bush Intcntl Airport on KAYAK.

These are the earliest and latest flight times available from San Antonio to Houston George Bush Intcntl Airport:

• Earliest: departs at 5:15 am and lands at 6:23 am
• Latest: departs at 7:30 pm and lands at 8:38 pm.

The flight takes about 1h 08m.

A nonstop flight from San Antonio to Houston George Bush Intcntl Airport takes 1h 08m, covering 190 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $195 to $1,188. That means the highest observed fare was about 6x higher than the lowest one.

One-way fares from San Antonio to Houston George Bush Intcntl Airport are currently lower than usual. Average one-way flight prices are about $133, which is 45% below the typical average for this route.

Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 17h 19m, compared with 18h 39m via Fort Lauderdale (FLL).

Houston George Bush Intcntl Airport (IAH) hosts 5 major car rental companies, with daily rates starting from around $3 for economy cars. Top options include:
• ACO Rent A Car
• Easirent
• America Car Rental
• Hertz
• Thrifty

Round-trip flights from San Antonio to Houston George Bush Intcntl Airport range from $248 to $488, with an average of $317 over the past 12 months. Anything below $248 counts as a good deal.