Houston to Austin (IAH–AUS) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
IAH–AUS is served by 3 airlines with nonstop service. United Airlines, American Airlines and JetBlue lead the route. The flight covers 140 miles in approximately 0h 29m. Beyond nonstop, 182 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines Also: AC, CM, EK, NZ | 85 | 319, 320, 738, 739, 789, 7M8, 7M9, E7W, ERJ | 0h49-1h12 | Star Alliance | AC, CM, EK, NZ | |
| AA American Airlines | 0 | – | – | Oneworld | – | |
| B6 JetBlue | 0 | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
Other ways to reach Austin from Houston
| Metric | IAH→AUS | HOU→AUS | CLL→AUS |
|---|---|---|---|
| Distance from IAH | – | 24 mi | 74 mi |
| Nonstop airlines | 3 | 11 | 1 |
| Weekly flights | 142 | 25 | – |
| Flight time | 0h 29m | 0h 28m | 1h 18m |
| Departure OTP | 64% | – | – |
Travel Essentials
IAH: CDT · AUS: CDT
When it's 6:00 PM in Houston, it's 6:00 PM in Austin.
IAH has no direct rail link to downtown Houston. The IAH Express bus runs from Houston Amtrak/Greyhound station via Park & Ride to Terminal C (60–90 min, $1.25 with METRO Q card). This is the only transit option; Houston's rail network does not reach the airport.Taxis from downtown Houston cost $50–70 and take 40–60 minutes. Ride-hails (Uber, Lyft) are typically $35–55. IAH sits 23 miles north of downtown on the North Freeway (I-45); traffic is heavy during morning and evening rush. Remote economy parking lots serve all terminals via shuttle.
CapMetro Route 20 to downtown Congress Ave costs $1.25 and takes 30–35 minutes. Buses depart from outside the terminal on the lower level. Last bus around midnight; late arrivals need a ride-share.Uber and Lyft pickup is on the lower level (follow signs to TNCs). Fares run $20–30 to downtown, 15–20 minutes off-peak. Taxis at the curb: $30–40. Rental car desks are in the main terminal; the QTA (Quick Turnaround Area) is a short shuttle ride. Afternoon and evening arrivals may face longer drive times due to city congestion.
Humid subtropical climate with hot summers. July and August average 36–38°C with heat indices that can reach 43°C. Winter (December–February) is generally mild at 7–17°C. Austin is vulnerable to rare but severe ice storms. Winter Storm Uri (2021) is the benchmark for worst-case disruption, and they can paralyze the city and airport.
Severe thunderstorms peak April through May with hail and tornado risk. Spring storm systems can cause significant ground delays. October and November are the most reliably stable months.
IAH–AUS Quick Facts
Frequently Asked Questions
Flights from IAH to AUS
George Bush Intercontinental Airport (IAH) and Austin Bergstrom International Airport (AUS) are connected by nonstop service from American Airlines, JetBlue and United Airlines. With 142 weekly departures, this is a heavily served route.
IAH to AUS Flight Duration and Schedule
Nonstop flight time from IAH to AUS ranges from 0 hours 29 minutes to 1 hours 12 minutes. The route covers a distance of 140 miles (225 km). There are approximately 142 weekly flights outbound and 153 return, totaling 295 flights per week in both directions.
Connecting Options and Alternatives
182 one-stop connections are available, with the fastest taking approximately 2 hours via FTW. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Houston (HOU), College Station (CLL) and Tyler (TYR).