Austin to Houston Flights
Flights from Austin (AUS) to Houston (IAH) connect US and United States. 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 AUS and IAH, HOU. The reverse route is Houston to Austin. 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
- Austin, US
- Destination
- Houston, United States
- Distance
- 3,536 km
- Typical duration
- about 5 to 6 hours
- Origin codes
- AUS
- Destination codes
- IAH, HOU
- Primary keyword
- flights from Austin to Houston
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Route overview
Austin to Houston is a city-pair air route between US and United States. Travelers use this corridor for leisure, business, and connecting itineraries.
Primary search codes are AUS and IAH. Related codes: AUS → IAH, HOU.
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
Austin airports and metro codes: AUS.
Houston airports and metro codes: IAH, HOU.
Alternative routes
Related searches include the reverse route Houston to Austin, other destinations from Austin, and other origins into Houston.
Frequently asked questions
How long is the flight from Austin to Houston?
Direct flights from Austin to Houston typically take about 5 to 6 hours, depending on aircraft type, routing, and wind conditions. Connecting itineraries take longer.
What is the distance from Austin to Houston?
The great-circle distance between Austin and Houston is approximately 3,536 km. Flown distance can be longer depending on airways.
Which airports serve flights from Austin to Houston?
Austin is commonly searched with code AUS (related: AUS). Houston is commonly searched with code IAH (related: IAH, HOU).
Are there direct flights from Austin to Houston?
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 Houston to Austin?
The reverse city pair is Houston to Austin. Distance is the same great-circle measure (3,536 km); block time can differ with winds and schedules.
Which countries does the Austin to Houston route connect?
This route connects US (Austin) with United States (Houston).