$79 Cheap United flights Austin (AUS) to Denver (DEN)

View $79 flight on Tue, Nov 18, 2025Opens in a new window

$79 Cheap United flights Austin (AUS) to Denver (DEN)

Prices were available within the past 7 days and start at $79 for one-way flights and $157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Oct 22 - Sat, Oct 25
AUS
Austin
DEN
Denver
$157 Roundtrip, just found
$157
Roundtrip
just found
Select United flight, departing Wed, Oct 22 from Austin to Denver, returning Sat, Oct 25, priced at $157 just found
Flights from Austin (AUS) to Denver (DEN)
Origin airport
Austin-Bergstrom Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Frontier Airlines
Distance
774 mi
Average flight time
1 hour 16 mins

Frequently asked questions

How much is a United Airlines flight from Austin-Bergstrom Intl. Airport (AUS) to Denver Intl. Airport (DEN)?
Landing cheap one-way United Airlines flights from AUS to DEN from $79 on Expedia is a breeze — just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares from $157 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from AUS to DEN with United Airlines?
January is one of the most affordable months to fly to Denver with United Airlines. You could also find great prices on one-way and round-trip fares in November.
What is the cheapest time to book flights from Austin-Bergstrom Intl. Airport (AUS) to Denver Intl. Airport (DEN) with United Airlines?
Search for cheap United Airlines flights from Austin-Bergstrom Intl. Airport (AUS) to Denver Intl. Airport (DEN) one to three months before your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and itinerary, the best day of the week to book a domestic flight is usually Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Austin-Bergstrom Intl. Airport (AUS) to Denver Intl. Airport (DEN)?
United Airlines operates direct flights from Austin-Bergstrom Intl. Airport (AUS) to Denver Intl. Airport (DEN), with 32 weekly departures. Simply choose the "Nonstop" and "Airline" filters during your search on Expedia to find all direct United Airlines flights to DEN.
How long does it take to fly from AUS to DEN with United Airlines?
It takes approximately 2h 21m to fly nonstop from Austin-Bergstrom Intl. Airport (AUS) to Denver Intl. Airport (DEN) with United Airlines.
Which day of the week has the most United Airlines flights from Austin-Bergstrom Intl. Airport (AUS) to Denver Intl. Airport (DEN)?
United Airlines operates the most flights from Austin-Bergstrom Intl. Airport (AUS) to Denver Intl. Airport (DEN) on Saturday. With up to 5 daily departures, you'll get the most flexibility and choice on this day.
What is the earliest United Airlines flight from AUS to DEN?
The earliest flight from AUS to DEN with United Airlines departs at 7:00AM UTC-6. You'll land at 8:21AM UTC-7. The final United Airlines flight of the day takes off at 4:45PM UTC-6 and arrives at 6:07PM UTC-7. With approximately 20% fewer cancellations for morning and mid-morning flights, heading out early is generally the best way to go.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Denver?
United Airlines flights from Austin-Bergstrom Intl. Airport (AUS) to Denver touch down at Denver Intl. Airport (DEN). This is the main entry point here.
Why fly with United Airlines from AUS to DEN?
A rewarding loyalty program and the opportunity to collect points through United Mileage Plus are the start of the reasons to leave from AUS to DEN with United Airlines. Plus, when you sign up to our One Key™ program, you can earn OneKeyCash™* alongside United Airlines's loyalty program earnings. It's yours to use wherever your next trip takes you.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Austin-Bergstrom Intl. Airport (AUS) to Denver Intl. Airport (DEN)?
You'll likely board an Airbus A320 or a Boeing 737 MAX 8 when flying United Airlines from Austin-Bergstrom Intl. Airport (AUS) to Denver Intl. Airport (DEN). However, keep in mind that a different plane may be assigned depending on operational factors.
Can I change or cancel my United Airlines flight from Austin-Bergstrom Intl. Airport (AUS) to Denver Intl. Airport (DEN)?
Changes are often free within 24 hours of booking, but your airline may add a charge after that time. For more information about altering your flights, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to adjust your plans without extra charges, apply the "No cancel fee" or "Changes included" filter when planning your next break.

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