A cityscape with a river, a bridge, and high-rise buildings during sunset.

$26 Cheap Flights from Denver (DEN) to Austin (AUS)

View $26 flight on Mon, Sep 14, 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Denver to Austin (DEN-AUS)

Prices were available within the past 7 days and start at $26 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Aug 26 - Thu, Aug 27
DEN
Denver
AUS
Austin
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Aug 26 from Denver to Austin, returning Thu, Aug 27, priced at $56 just found
Frontier Airlines
Wed, Aug 12 - Wed, Aug 19
DEN
Denver
AUS
Austin
$66 Roundtrip, just found
$66
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Aug 12 from Denver to Austin, returning Wed, Aug 19, priced at $66 just found
Frontier Airlines
Fri, Sep 4 - Tue, Sep 8
DEN
Denver
AUS
Austin
$69 Roundtrip, found 1 hour ago
$69
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, Sep 4 from Denver to Austin, returning Tue, Sep 8, priced at $69 found 1 hour ago
Frontier Airlines
Thu, Nov 12 - Sat, Nov 14
DEN
Denver
AUS
Austin
$73 Roundtrip, found 1 day ago
$73
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Nov 12 from Denver to Austin, returning Sat, Nov 14, priced at $73 found 1 day ago
Frontier Airlines
Wed, Aug 26 - Thu, Aug 27
DEN
Denver
AUS
Austin
$76 Roundtrip, just found
$76
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Aug 26 from Denver to Austin, returning Thu, Aug 27, priced at $76 just found
Frontier Airlines
Mon, Aug 31 - Sat, Sep 5
DEN
Denver
AUS
Austin
$82 Roundtrip, found 2 hours ago
$82
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Mon, Aug 31 from Denver to Austin, returning Sat, Sep 5, priced at $82 found 2 hours ago
Southwest Airlines
Fri, Sep 4 - Tue, Sep 8
DEN
Denver
AUS
Austin
$115 Roundtrip, found 1 hour ago
$115
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Fri, Sep 4 from Denver to Austin, returning Tue, Sep 8, priced at $115 found 1 hour ago
Delta
Wed, Aug 26 - Thu, Aug 27
DEN
Denver
AUS
Austin
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Delta flight, departing Wed, Aug 26 from Denver to Austin, returning Thu, Aug 27, priced at $177 just found
United
Wed, Aug 26 - Thu, Aug 27
DEN
Denver
AUS
Austin
$177 Roundtrip, just found
$177
Roundtrip
just found
Select United flight, departing Wed, Aug 26 from Denver to Austin, returning Thu, Aug 27, priced at $177 just found
American Airlines
Wed, Aug 26 - Thu, Aug 27
DEN
Denver
AUS
Austin
$197 Roundtrip, just found
$197
Roundtrip
just found
Select American Airlines flight, departing Wed, Aug 26 from Denver to Austin, returning Thu, Aug 27, priced at $197 just found

Alternative airports near Austin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Austin-Bergstrom Intl. AUS. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $142
AUS
Austin-Bergstrom Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $142

What you need to know for your flight from Denver Intl. to Austin-Bergstrom Intl.

Denver (DEN) to Austin (AUS) at a glance

Travel from Denver (DEN) to Austin (AUS) with a range of airlines on this domestic short-haul route. You can compare weekly flights from full-service and low-cost carriers to select the itinerary that aligns with your budget and schedule while you discover the vibrant sights and neighborhoods of Austin. Key details about flight times and prices for your journey from Denver International Airport to Austin-Bergstrom International Airport are readily available to help you plan your trip effectively.

  • Fastest flight duration: around 2h 15m non-stop
  • Route distance: roughly 800 miles (1,290 km)
  • Flights per week: around 55+ flights with multiple daily departures on average
  • Typical fares (one-way): economy tickets often range from $45–$370, depending on seasonality and how far ahead you book

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

Based on recent traveler bookings, here are the top airlines flying from Denver to Austin, commonly selected for non-stop and one-stop flights. Popular layover options include Dallas-Fort Worth International Airport (DFW) with a layover of about 1 hour and 15 minutes, Harry Reid International Airport (LAS) at roughly 2 hours and 45 minutes, and Sky Harbor International Airport (PHX) with an estimated 3 hours and 15 minutes. These choices allow you to consider various factors like price, total travel time, and cabin class to find the ideal itinerary.

  • United: This full-service airline provides both non-stop and one-stop options, with one-way ticket prices generally falling between $80 and $395. It handles about 38% of departures for this route and typically offers a non-stop flight duration of 2 hours and 15 minutes.
  • Southwest Airlines: As a budget-friendly carrier, Southwest offers non-stop and one-stop services, with one-way fares usually ranging from $75 to $395. It makes up roughly 36% of the departures on this route, with a standard non-stop travel time of 2 hours and 15 minutes.
  • Frontier Airlines: This low-cost airline provides both non-stop and one-stop flight options, with one-way fares typically between $45 and $225. Frontier accounts for around 18% of the route's departures, with a usual non-stop journey lasting 2 hours and 15 minutes.
  • Delta: Delta functions as a full-service carrier offering non-stop and one-stop services, with one-way fares usually priced from $80 to $340. It contributes about 7% of the departures for this route and features a typical non-stop flight time of 2 hours and 15 minutes.
  • American Airlines: This full-service airline provides one-stop services, with one-way fares generally ranging from $85 to $245. It represents approximately 1% of departures on this route, with an in-flight duration of 3 hours and 30 minutes and a total travel time of about 5 hours and 15 minutes, including layover.

Travelers flying from Denver to Austin can enhance their experience by upgrading to first class or premium economy. Both United and Delta offer these elevated cabin options for a more comfortable journey.

Best time to fly from Denver (DEN) to Austin (AUS)

The most popular months for travelers flying from Denver to Austin are January, March, and April, when peak temperatures in Austin reach up to 68°F in April. If you prefer quieter travel, consider September, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 80.4°F. For better deals, May usually offers the lowest average one-way fare around $145. Flight availability peaks in October, with approximately 68 flights per week, making it easier to find convenient departure times. January and February have the fewest flights, with approximately 44 flights per week.

  • Cheapest time to fly: May usually offers good deals with average one-way fare around $145, roughly 7% cheaper than the yearly average.
  • More budget-friendly months to fly: April, February, and November typically offer average one-way fares of around $148.
  • Most flight options: October has the highest number of flights from Denver to Austin, with approximately 68 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January51.1°F (10.6°C)High44$155
February53.8°F (12.1°C)Average44$150
March61.7°F (16.5°C)High58$168
April68.0°F (20.0°C)High53$147
May75.0°F (23.9°C)Average56$145
June82.2°F (27.9°C)Low55$164
July85.1°F (29.5°C)Low57$166
August86.5°F (30.3°C)Average57$155
September80.4°F (26.9°C)Low56$157
October70.7°F (21.5°C)Average68$153
November59.9°F (15.5°C)Average67$150
December53.6°F (12.0°C)Average61$157

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Denver (DEN) to Austin (AUS)

  • Denver to San Antonio (DEN-SAT): San Antonio International Airport (SAT) is located approximately 67 miles from Austin-Bergstrom International Airport (AUS). One-way economy tickets on this route generally fall between $45 and $385, influenced by the time of year and when the booking is made. Travelers can choose from both non-stop and one-stop flights. Leading airlines operating this route include low-cost carrier Frontier Airlines and United. Additionally, first-class service is offered on this route.
  • Colorado Springs to Austin (COS-AUS): Colorado Springs Airport (COS) lies about 73 miles from Denver International Airport (DEN). One-way economy fares for this journey typically range from $100 to $340, depending on the season and booking timing. This route is primarily served by one-stop flights, with common layover points at Denver International Airport (DEN) and Dallas-Fort Worth International Airport (DFW). Major airlines for this route include the budget-friendly Southwest Airlines and United. First-class service is also available on this route.

How to find the best prices for flights from Denver (DEN) to Austin (AUS)

Getting some of the best deals on flights from Denver to Austin is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, aligning with when most travelers make their reservations. Evening departures (6 PM-12 AM) often offer lower prices, while morning flights (5 AM-12 PM) are the most popular. Additionally, flying on Wednesday typically provides cheaper options, although Friday remains the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Austin-Bergstrom International Airport from Denver International Airport

Austin welcomes travelers from Denver with a range of transport options based on price, convenience, and proximity. Here's how to reach Austin efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Austin, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Austin-Bergstrom International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Austin-Bergstrom International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Austin-Bergstrom International Airport, Plaza Saltillo Station (a metro station) is located about 7.7 miles away by car, while Austin Seaport (a seaport) is situated approximately 8.8 miles from the airport and is also best accessed by car.

Frequently asked questions

How much does a flight from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) cost?
You can find cheap one-way flights from $26 and cheap return flights from $56 Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) with Expedia. One-way flights generally range between $138 and $1098, and roundtrip flights usually range from $231 to $1705. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
January is the cheapest month to fly from Denver, CO (DEN) to Austin, TX (AUS), with average round-trip fares around $227. This is about 18% lower than the average price throughout the year, as travel demand is typically lower after the holiday season. Other budget-friendly months include February and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Choose from 3 airlines operating direct flights from DEN to AUS:

  • United operates around 42 direct flights from DEN to AUS every week
  • Delta operates around 17 direct flights from DEN to AUS every week
  • Frontier Airlines operates around 14 direct flights from DEN to AUS every week

How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The best airline to fly with from Denver, CO (DEN) to Austin, TX (AUS) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. WN offers the most daily flights from DEN to AUS, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
For flights from Denver (DEN) to Austin (AUS), January and February are your best bets. These months offer return flights at an average price of about $227, making them the most economical times to travel. While they may not be the most popular months, they provide a great opportunity to enjoy Austin with fewer crowds.*Prices based on flights available on Expedia in the last year.
How many flights per day from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
You can find approximately 16 nonstop flights per day from Denver Intl. (DEN) to Austin-Bergstrom Intl. (AUS). For more options, look at flights that include layovers.
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The earliest flight from Denver (DEN-Denver Intl.) to Austin (AUS-Austin-Bergstrom Intl.) typically departs at 12:00 AM, operated by Frontier Airlines. This is a seasonal service active in June and October. An early flight can help you arrive in Austin with a full day ahead of you. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The most popular departure times for flights from Denver International Airport (DEN) to Austin-Bergstrom International Airport (AUS) are in the early morning, from 6am to 9am. About 25% of passengers prefer this time window. Many major carriers, including American Airlines, Southwest Airlines and Southwest Airlines, offer flights during this window. This timing works well because it allows you to arrive in Austin with a full day ahead to explore.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
A nonstop flight from DEN to AUS typically takes around 2 hours 20 minutes, covering approximately 775 miles. Connecting flights on this route usually add 4 hours 30 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
First class is available on flights from DEN to AUS. First class cabins are available on:

  • American Airlines
  • United Airlines
  • Delta Air Lines

How much is a business class flight from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
A direct, return business class ticket from Denver (DEN) to Austin (AUS) typically costs between $1,029 - $1,846. A non-stop, one-way business class flight is usually around $468 - $698. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Austin from Denver Intl. (DEN)?
If you're planning to travel to Austin from Denver Intl. (DEN), you can fly into Austin-Bergstrom Intl. (AUS) Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), San Diego Intl. (SAN) before reaching Austin. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight and hotel package?
Securing a Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) Austin Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
If you booked your Denver, CO (DEN-Denver Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Denver Intl.
Destination airport
Austin-Bergstrom Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$66
Distance
774 mi
Average flight time
3 hours 8 mins

Book with confidence

Denver to Austin Flights

The cheapest times to fly from Denver to Austin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Austin are during the month of August. You can find some of the cheapest flights from Denver to Austin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Austin

Sunday is one of the best days to book for cheap flights from Denver to Austin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Austin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Austin in 2026. You can also book with separate airlines for your outbound and return journeys, from $26 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Austin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Austin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Denver to Austin Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

Explore a world of travel with Expedia