Houston to Austin Flights
Flights from Houston (IAH) to Austin (AUS) connect United States and US. The great-circle distance is approximately 3,536 km, and a typical direct flight takes about 5 to 6 hours. Airports commonly used for this city pair include IAH, HOU and AUS. The reverse route is Austin to Houston. Use the search tool below to compare live prices and schedules — do not treat any static text on this page as a live fare.
Route facts
- Origin
- Houston, United States
- Destination
- Austin, US
- Distance
- 3,536 km
- Typical duration
- about 5 to 6 hours
- Origin codes
- IAH, HOU
- Destination codes
- AUS
- Primary keyword
- flights from Houston to Austin
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Route overview
Houston to Austin is a city-pair air route between United States and US. Travelers use this corridor for leisure, business, and connecting itineraries.
Primary search codes are IAH and AUS. Related codes: IAH, HOU → AUS.
Distance
Approximate flight distance: 3,536 km (great-circle). Actual flown distance can be longer depending on airway routing.
Duration
Typical block time for a direct flight is about 5 to 6 hours. Connecting itineraries take longer and depend on layover airports.
Airports
Houston airports and metro codes: IAH, HOU.
Austin airports and metro codes: AUS.
Alternative routes
Related searches include the reverse route Austin to Houston, other destinations from Houston, and other origins into Austin.
Frequently asked questions
How long is the flight from Houston to Austin?
Direct flights from Houston to Austin typically take about 5 to 6 hours, depending on aircraft type, routing, and wind conditions. Connecting itineraries take longer.
What is the distance from Houston to Austin?
The great-circle distance between Houston and Austin is approximately 3,536 km. Flown distance can be longer depending on airways.
Which airports serve flights from Houston to Austin?
Houston is commonly searched with code IAH (related: IAH, HOU). Austin is commonly searched with code AUS (related: AUS).
Are there direct flights from Houston to Austin?
Direct service availability varies by season and airline. Compare live schedules on Cheap Flights Worldwide for current nonstop and connecting options on this route.
What is the reverse flight route from Austin to Houston?
The reverse city pair is Austin to Houston. Distance is the same great-circle measure (3,536 km); block time can differ with winds and schedules.
Which countries does the Houston to Austin route connect?
This route connects United States (Houston) with US (Austin).