Cheap Flights from San Antonio International to Houston George Bush Intercntl.

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Flight deals from San Antonio International to Houston George Bush Intercntl.

Looking for a cheap last-minute deal or the best return flight from San Antonio International to Houston George Bush Intercntl.? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Antonio International to Houston George Bush Intercntl.

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Antonio International to Houston George Bush Intercntl. flights are currently cheapest in October.

Direct flights from San Antonio International to Houston George Bush Intercntl.

San Antonio International to Houston George Bush Intercntl.: Alternative routes

Compare routes from San Antonio International to Houston below. You may find an airport to fly into that's cheaper, faster, or easier than Houston George Bush Intercntl..

San Antonio to Houston: Flight information

The things to know before you go.
Cheapest flight foundRs13,659
Cheapest month to flyDecember
Average flight time1 hr, 6 mins
Most popular airlineUnited
Average flights per week240

Finding cheap flights from San Antonio International to Houston George Bush Intercntl.: Frequently asked questions

The best price we found for a return flight from San Antonio International to Houston George Bush Intercntl. is Rs27,314. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 6 minutes is the average flight time from San Antonio International to Houston George Bush Intercntl..
United, Air Canada and Mesa Airlines fly direct from San Antonio International to Houston George Bush Intercntl..
As of September 2025, there are 240 flights per week flying from San Antonio International to Houston George Bush Intercntl..
The cheapest month to fly from San Antonio International to Houston George Bush Intercntl. is usually December.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Antonio International Airport to Houston George Bush Intercntl. Airport on Monday, 22 December 2025.
Yes – the average flight time is 1 hour and 6 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Houston George Bush Intercntl. but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Houston George Bush Intercntl..

Travelling from San Antonio International Airport (SAT) to George Bush Intercontinental Airport (IAH): what you need to know

  • The average time for a direct flight from San Antonio International Airport to George Bush Intercontinental Airport is 1 hour 5 minutes.

  • Houston's timezone is UTC-5, which is the same as San Antonio.

  • Flights from SAT to IAH start from 05:00 — the earliest with United Airlines. The latest departure is at 19:35 with United Airlines. Overall, you can choose from 77 weekly San Antonio International Airport to George Bush Intercontinental Airport flights.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Make sure you're at the airport on time to board your SAT to IAH flight.

  • You'll likely experience longer lines in popular months such as July. Arriving up to four hours ahead of an international flight and two hours for domestic departures will help ensure a smooth travel experience.

  • Jetting into Houston (and then seeing more of United States!) is a cinch with United Airlines. This popular airline has direct flights from San Antonio International Airport to George Bush Intercontinental Airport.

  • United Airlines is the airline most travellers choose for this route.

  • United Airlines stands out as the most punctual carrier for SAT to IAH flights, with 85.68% of services arriving on schedule.

  • Think about adding a stopover when booking your ticket from San Antonio International Airport to George Bush Intercontinental Airport. Just deselect 'Direct flights only' to break up your journey, or enjoy a detour to a new and interesting place. Here's where you can stop between SAT and IAH:

    • Dallas/Fort Worth International Airport

    • Louis Armstrong New Orleans International Airport

    • Will Rogers World Airport

How to find the cheapest flights from San Antonio International Airport (SAT) to George Bush Intercontinental Airport (IAH)

  • The lowest price we've seen for a one-way San Antonio International Airport to George Bush Intercontinental Airport flight is Rs13,659. A return plane ticket is currently Rs27,314. Depending on the availability and when you book, these fares may change.

  • Get cheap tickets from SAT to IAH by booking six months ahead. According to our research, that's the sweet spot for finding the biggest deals.

  • May is the cheapest month for flights from San Antonio International Airport to George Bush Intercontinental Airport. If you want to travel at a different time of year, the 'Whole month' tool will give you the lowest prices for each month.

  • You don't need to check back in every day to see if fares have gone down when you set up a Price Alert. We'll let you know as soon as a special offer becomes available on cheap flights from SAT to IAH.

  • Pick your ideal arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from San Antonio International Airport to George Bush Intercontinental Airport.

Handy information about San Antonio International Airport (SAT)

  • SAT is located at 9800 Airport Boulevard.

  • San Antonio International Airport gets top marks for its on-time performance. 83.17% of flights that depart SAT arrive at their destination as scheduled.

  • San Antonio International Airport is around 19 kilometres from central San Antonio. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 20 minutes or so to arrive, depending on the traffic.

  • Taking public transport? You can expect a journey time of around 1 hour 30 minutes.

  • Get your travels off to a leisurely start by staying near SAT. Whether you're boarding an early flight from San Antonio International Airport to George Bush Intercontinental Airport or just don't like being rushed, these stays are perfect:

Arriving at George Bush Intercontinental Airport (IAH)

Getting from George Bush Intercontinental Airport (IAH) to central Houston

  • You'll find IAH at 16930 JFK Boulevard.

  • George Bush Intercontinental Airport to central Houston has a drive time of about 20 minutes. It's approximately 27 kilometres away.

  • When travelling on public transport, expect a journey of roughly 50 minutes.

When to fly to George Bush Intercontinental Airport (IAH)

  • The quietest month for a flight from San Antonio International Airport to George Bush Intercontinental Airport is February, while July is the busiest. Choose the best time to visit Houston based on whether you prefer a more fast-paced or easygoing experience.

  • The warmest month in Houston is August, with temperatures ranging between 24ºC and 40ºC. Book your flights from San Antonio International Airport to George Bush Intercontinental Airport in this month if this is the kind of weather you like.

  • For cooler conditions, search for a cheap ticket from SAT to IAH in January. Average temperatures are between 5ºC and 19ºC then.

Explore more of United States

  • You've done Houston, now it's time to discover other parts of United States. Journey around 306 kilometres west to San Antonio to check off its top attractions. From The San Antonio River Walk to San Antonio Missions National Historical Park and San Fernando Cathedral, your itinerary will be busy.

  • Around 370 kilometres north of Houston, Dallas is another essential stop in United States. Experience the best of this destination with a visit to Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.