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CA $164 Cheap Flights from Washington (IAD) to Austin (AUS)

View CA $164 flight on Mon, Sep 14, 2026Opens in a new window

Popular airlines from Washington Dulles International Airport (IAD) to Austin-Bergstrom International Airport (AUS)

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Cheap flights from Washington (IAD) to Austin (AUS)

Prices were available within the past 7 days and start at CA $164 for one-way flights and CA $481 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Sep 8 - Wed, Sep 16
IAD
Washington
AUS
Austin
CA $481 Roundtrip, found 6 days ago
CA $481
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Sep 8 from Washington to Austin, returning Wed, Sep 16, priced at CA $481 found 6 days ago
American Airlines
Tue, Sep 8 - Wed, Sep 16
IAD
Washington
AUS
Austin
CA $482 Roundtrip, found 6 days ago
CA $482
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Sep 8 from Washington to Austin, returning Wed, Sep 16, priced at CA $482 found 6 days ago
Delta
Wed, Sep 9 - Tue, Sep 15
IAD
Washington
AUS
Austin
CA $504 Roundtrip, found 6 days ago
CA $504
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Sep 9 from Washington to Austin, returning Tue, Sep 15, priced at CA $504 found 6 days ago
American Airlines
Wed, Sep 9 - Thu, Sep 17
IAD
Washington
AUS
Austin
CA $510 Roundtrip, found 6 days ago
CA $510
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Sep 9 from Washington to Austin, returning Thu, Sep 17, priced at CA $510 found 6 days ago
American Airlines
Tue, Sep 8 - Wed, Sep 16
IAD
Washington
AUS
Austin
CA $511 Roundtrip, found 6 days ago
CA $511
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Sep 8 from Washington to Austin, returning Wed, Sep 16, priced at CA $511 found 6 days ago
Delta
Wed, Sep 9 - Tue, Sep 15
IAD
Washington
AUS
Austin
CA $514 Roundtrip, found 6 days ago
CA $514
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Sep 9 from Washington to Austin, returning Tue, Sep 15, priced at CA $514 found 6 days ago
Delta
Tue, Sep 8 - Wed, Sep 16
IAD
Washington
AUS
Austin
CA $522 Roundtrip, found 6 days ago
CA $522
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Sep 8 from Washington to Austin, returning Wed, Sep 16, priced at CA $522 found 6 days ago
American Airlines
Wed, Sep 9 - Thu, Sep 17
IAD
Washington
AUS
Austin
CA $536 Roundtrip, found 6 days ago
CA $536
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Sep 9 from Washington to Austin, returning Thu, Sep 17, priced at CA $536 found 6 days ago
United
Tue, Sep 8 - Wed, Sep 16
IAD
Washington
AUS
Austin
CA $561 Roundtrip, found 6 days ago
CA $561
Roundtrip
found 6 days ago
Select United flight, departing Tue, Sep 8 from Washington to Austin, returning Wed, Sep 16, priced at CA $561 found 6 days ago
Alaska Airlines
Wed, Aug 12 - Mon, Aug 17
IAD
Washington
AUS
Austin
CA $954 Roundtrip, found 6 days ago
CA $954
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Aug 12 from Washington to Austin, returning Mon, Aug 17, priced at CA $954 found 6 days ago

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 centre is 11 minutes. Flights from CA $761
AUS
Austin-Bergstrom Intl.
CheapestClosest
Average driving time to city centre11 min
Flights from CA $761

Frequently asked questions

How much does a flight from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) cost?
You can find cheap one-way flights from CA $164 and cheap return flights from CA $481 IAD to AUS with Expedia. One-way flights typically cost between CA$347 and CA$735, and return flights often range between CA$1540 and CA$2372. 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 IAD to AUS ticket fares go up or down.
What is the cheapest month to fly from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
September is typically the cheapest month to fly from Washington Dulles International Airport (IAD) to Austin-Bergstrom International Airport (AUS), with average return fares around CA$493. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. Other cheap months to fly from Washington Dulles International Airport (IAD) to Austin-Bergstrom International Airport (AUS) include June and August.
Which airlines fly direct from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Only one airline offers direct flights from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.). United operates 24 direct flights from Washington Dulles Intl. to Austin-Bergstrom Intl. every week.
How do I find cheap flights from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
To find a cheap flight from Washington, DC (IAD-Washington Dulles 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 Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The best airline to fly with from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. United offers the most daily flights from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.), 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 Washington, DC (IAD) to Austin, TX (AUS)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
You'll find approximately 3 nonstop flights per day from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.). For even more choices, look at flights that include layovers, as there are around 70 connecting flights per day. Some common connection points include Seattle - Tacoma Intl. (SEA), Hartsfield-Jackson Atlanta Intl. (ATL), and Charlotte-Douglas Intl. (CLT).
What is the earliest flight from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The earliest flight from Washington Dulles Intl. (IAD) to Austin-Bergstrom Intl. (AUS) typically departs around 5:00 AM. This service is operated by American Airlines and is seasonal, active in February and March. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
You'll typically find the most flights from Washington Dulles Intl. (IAD) to Austin-Bergstrom Intl. (AUS) on a Friday, with around 45 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Delta, and American Airlines. Flight schedules are quite consistent throughout the week, with Fridays having only slightly more options than other days.
What are the most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The most popular departure times for flights from Washington Dulles Intl. (IAD) to Austin-Bergstrom Intl. (AUS) are in the morning, from 6am to 9am. Many major carriers, including United, Delta and American Airlines, offer flights during this window. Many travellers prefer these early morning flights as they allow you to arrive at your destination with plenty of time to start your day.
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Flying nonstop from IAD to AUS takes around 3 hours 50 minutes, with the route covering approximately 2,084 kilometers. Flights with a layover typically take 4 hours 10 minutes longer than direct options. 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 Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Yes, you can fly business class or first class between IAD and AUS. You can fly business class with Frontier Airlines and Delta.First class cabins are available on Alaska Airlines, Delta, United, and American Airlines.
How do I earn miles on a Washington, DC (IAD) to Austin, TX (AUS) flight with Expedia?
It's easy to earn miles on a Washington, DC (IAD) to Austin, TX (AUS) 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, TX (AUS) from Washington, DC (IAD)?
If you're planning to travel to Austin from Washington Dulles International Airport (IAD), you can fly directly into Austin-Bergstrom International Airport (AUS). Some flights may connect through major hubs like Seattle - Tacoma International Airport (SEA), San Diego International Airport (SAN), or Charlotte-Douglas International Airport (CLT) 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 Washington, DC (IAD) to Austin, TX (AUS) at the last minute?
Typically, booking a last minute flight from Washington, DC (IAD) to Austin, TX (AUS) 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 Washington, DC (IAD) to Austin, TX (AUS) flight and hotel package?
Securing a Washington, DC (IAD) to Austin, TX (AUS) flight and hotel package 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 Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
If you booked your Washington, DC (IAD-Washington Dulles 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
Washington Dulles Intl.
Destination airport
Austin-Bergstrom Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
CA $480
Distance
2072 km
Average flight time
2 hours 28 mins

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Chantilly to Austin Flights

The easy way to book your flights from Washington to Austin 

With Expedia, it’s simple to find and book flights to Austin from Washington whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Austin-Bergstrom Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Washington to Austin today, tomorrow, or this week.  

 

Save dollars with cheap flights from Washington Dulles Intl., IAD to Austin-Bergstrom Intl., AUS 

Sort your search results by price to find great deals on your flight from Washington to Austin—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Austin from Washington currently is just CA $481 rising to CA $954.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Austin  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Austin from Washington 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Austin with Expedia today.

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