Cheap Flights from Austin (AUS) to Denver (DEN)

View AU$168 flight on Thu, 2 Oct. 2025Opens in a new window

Popular airlines from Austin-Bergstrom International Airport (AUS) to Denver International Airport (DEN)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Austin (AUS) to Denver (DEN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 28 Oct. - Tue, 11 Nov.
AUS
Austin
DEN
Denver
AU$259 Return, found 10 hours ago
AU$259
Return
found 10 hours ago
Select Delta flight, departing Tue, 28 Oct. from Austin to Denver, returning Tue, 11 Nov., priced at AU$259 found 10 hours ago
Delta
Wed, 15 Oct. - Sat, 25 Oct.
AUS
Austin
DEN
Denver
AU$274 Return, found 10 hours ago
AU$274
Return
found 10 hours ago
Select Delta flight, departing Wed, 15 Oct. from Austin to Denver, returning Sat, 25 Oct., priced at AU$274 found 10 hours ago
Delta
Fri, 31 Oct. - Tue, 11 Nov.
AUS
Austin
DEN
Denver
AU$289 Return, found 10 hours ago
AU$289
Return
found 10 hours ago
Select Delta flight, departing Fri, 31 Oct. from Austin to Denver, returning Tue, 11 Nov., priced at AU$289 found 10 hours ago
Delta
Thu, 30 Oct. - Tue, 11 Nov.
AUS
Austin
DEN
Denver
AU$299 Return, found 10 hours ago
AU$299
Return
found 10 hours ago
Select Delta flight, departing Thu, 30 Oct. from Austin to Denver, returning Tue, 11 Nov., priced at AU$299 found 10 hours ago
Delta
Wed, 15 Oct. - Fri, 31 Oct.
AUS
Austin
DEN
Denver
AU$304 Return, found 10 hours ago
AU$304
Return
found 10 hours ago
Select Delta flight, departing Wed, 15 Oct. from Austin to Denver, returning Fri, 31 Oct., priced at AU$304 found 10 hours ago
Delta
Thu, 16 Oct. - Sat, 25 Oct.
AUS
Austin
DEN
Denver
AU$314 Return, found 10 hours ago
AU$314
Return
found 10 hours ago
Select Delta flight, departing Thu, 16 Oct. from Austin to Denver, returning Sat, 25 Oct., priced at AU$314 found 10 hours ago
Delta
Fri, 31 Oct. - Thu, 13 Nov.
AUS
Austin
DEN
Denver
AU$320 Return, found 10 hours ago
AU$320
Return
found 10 hours ago
Select Delta flight, departing Fri, 31 Oct. from Austin to Denver, returning Thu, 13 Nov., priced at AU$320 found 10 hours ago
United
Tue, 14 Oct. - Tue, 21 Oct.
AUS
Austin
DEN
Denver
AU$351 Return, found 10 hours ago
AU$351
Return
found 10 hours ago
Select United flight, departing Tue, 14 Oct. from Austin to Denver, returning Tue, 21 Oct., priced at AU$351 found 10 hours ago
American Airlines
Tue, 14 Oct. - Wed, 15 Oct.
AUS
Austin
DEN
Denver
AU$396 Return, found 10 hours ago
AU$396
Return
found 10 hours ago
Select American Airlines flight, departing Tue, 14 Oct. from Austin to Denver, returning Wed, 15 Oct., priced at AU$396 found 10 hours ago
Alaska Airlines
Thu, 18 Dec. - Mon, 22 Dec.
AUS
Austin
DEN
Denver
AU$998 Return, found 5 days ago
AU$998
Return
found 5 days ago
Select Alaska Airlines flight, departing Thu, 18 Dec. from Austin to Denver, returning Mon, 22 Dec., priced at AU$998 found 5 days ago

Find the cheapest month to fly from Austin (AUS) to Denver (DEN)

November is typically the cheapest month to fly

From AU$105 - AU$400 per traveller.

Graph displaying average flight prices per month

Flight from Austin to Denver route information
Origin airport
Austin-Bergstrom Intl.
Destination airport
Denver Intl.
Return price
AU$258
Distance
1239 km
Average flight time
1 hour 16 mins

Your quick guide to flights from Austin to Denver

Pick up great flights from Austin to Denver

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Austin to Denver. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Austin to Denver that take around hours.

Find cheap flights from Austin to Denver

From the great flight deals with prices currently ranging from AU$259 to AU$998, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Austin to Denver around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Denver is normally in October.

Reasons to book your flight from Austin to Denver with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Austin to Denver across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Denver right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Austin–Bergstrom International Airport to Denver Intl. Airport (DEN)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight between Austin–Bergstrom International Airport and DEN was AU$259. Fares this good don't last long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Austin-Bergstrom Intl. Airport (AUS) to DIA airport?
Most flights can be cancelled online, but every air carrier has a different set of terms and conditions. If you do decide to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from AUS to DIA airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for AUS to DIA airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Austin-Bergstrom Intl. Airport (AUS) to DIA airport?
That new movie you've been eager to see will just have to wait — the flight distance between AUS (AUS) and DIA airport (DEN) is only 1 250 kilometres. The captain will be asking you to put your seat upright for landing before you know it.
Which airlines fly direct from Austin–Bergstrom International Airport to Denver Airport?
Travelling from Austin-Bergstrom Intl. Airport (AUS) to DEN is easy when you have a nice range of airlines to choose from. These are a few of the best:

  • Southwest Airlines - (WN) with 204 monthly flights
  • United Airlines - (UA) with 121 monthly flights
  • American Airlines - (AA) with 26 monthly flights
  • Frontier Airlines - (F9) with 21 monthly flights

Are Austin–Bergstrom International Airport to DEN flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Austin-Bergstrom Intl. Airport (AUS) to Denver Airport at the last minute could be your ticket to a great deal. However, it could end up costing a great deal more! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

*Available to Expedia members.