CA $95 Cheap Flights from Houston (IAH) to San Antonio (SAT)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards

Cheap flights from Houston (IAH) to San Antonio (SAT)

Prices were available within the past 7 days and start at CA $95 for one-way flights and CA $190 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
American Airlines
United
United
United
United
United
American Airlines
Spirit Airlines
Delta

Frequently asked questions

How much is a flight from Houston Airport to San Antonio Airport?
Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights between George Bush Intercontinental Airport (IAH) and San Antonio Airport start from CA $190. Book ASAP to secure the best price for your journey. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAH to SAT?
The majority of flights can be canceled online, but every air carrier has its own terms and conditions. If you do have to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from IAH to SAT that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for George Bush Intercontinental Airport (IAH) to SAT flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from IAH to San Antonio Intl. Airport (SAT)?
With a flight distance of 310 kilometers, it’s just a short hop from IAH to San Antonio Airport. It might be a quick flight, but it’s still worth bringing along a book to read.
Which airlines fly direct from IAH to SAT?
If you’re looking to fly straight from Houston Airport to SAT, United Airlines (UA) is a top choice. It operates 208 monthly flights between Houston and San Antonio.
Are Houston Airport to San Antonio Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally find a bargain, with some super cheap fares from IAH to San Antonio Airport surfacing a few weeks before the date of departure. If you’d rather book ahead of time, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines advertise prices so far in advance.
*Available to Expedia members.