4 airlines fly nonstop from Denver to Austin.
Checking today’s fares with the airlines.
| Airline | From | To |
|---|---|---|
| Delta Air Lines | DEN Denver International Airport | AUS Austin-Bergstrom International Airport |
| Frontier Airlines | DEN Denver International Airport | AUS Austin-Bergstrom International Airport |
| Southwest Airlines | DEN Denver International Airport | AUS Austin-Bergstrom International Airport |
| United Airlines | DEN Denver International Airport | AUS Austin-Bergstrom International Airport |
Nonstop service as of October 2026. Airlines change schedules seasonally.
5 miles (8 km) from the city centre. 21.7 million passengers in 2025
| How | Route | Time | Cost |
|---|---|---|---|
| Bus | CapMetro Route 20 from the arrivals level to Downtown and the University of Texas, every 15 to 30 minutes | about 35m | $1.25 per ride |
| rideshare | Taxis, Uber and Lyft from the Ground Transportation Center at the rental car facility | – | – |
Domestic travel: a REAL ID-compliant license or other acceptable ID, such as a US passport, is required to board flights within the US.
Austin is 1 hour ahead of Denver. Austin uses the US dollar (USD).
Read the Austin guide: when to go, weather, airports and tips
Nonstop flight times vary by airline and season; flights with a connection take longer.
As of October 2026, Delta Air Lines, Frontier Airlines, Southwest Airlines and United Airlines fly this route nonstop.
About 772 miles (1,242 km), measured between the city centres.
Austin is 1 hour ahead of Denver.
Domestic travel: a REAL ID-compliant license or other acceptable ID, such as a US passport, is required to board flights within the US.
CapMetro Route 20 from the arrivals level to Downtown and the University of Texas, every 15 to 30 minutes, about 35 minutes, $1.25 per ride.
Information checked in October 2026. Schedules, fares and entry rules change, so confirm with the airline or the official source before you travel.