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Cheap flights from AUS to Denver

Recently found return fares from $94, with January the cheapest month we know of. Compare dates, then book with the partner you choose.

Cheapest months to fly

Lowest recently found return fare in each month. Tap a month to see that month's calendar.

$141 Oct2026 $94 Jan2027

AUS → Denver

November 2026

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Airport in Denver

  • DENDenver International

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AUS
DEN

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More trips from AUS

All flights from AUS Denver to AUS flights
MSPfrom $158 Las Vegasfrom $166 JAXfrom $173 TPAfrom $177 SLCfrom $186 Torontofrom $211 BNAfrom $227 Miamifrom $228

FAQ

Questions about this route

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Help center Contact us
01What is the cheapest month to fly from AUS to Denver?

Based on recently found fares, January 2027 has the lowest price we know of, from $94. Prices change often, so check the calendar for current fares.

02Are the prices on this page final?

No. They are recently found fares. When you open a deal, the partner shows the live price, including taxes and fees, before you pay.

03How can I get an alert when flights to Denver get cheaper?

Use the price alert on this page. Choose your dates or a whole month and we will email you when the fare drops.