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£230 Cheap Flights from Washington (IAD) to Austin (AUS)

View £230 flight on Wed, 16 Sept 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 £230 for one-way flights and £384 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 16 Sept - Wed, 23 Sept
IAD
Washington
AUS
Austin
£384 Return, found 6 days ago
£384
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 16 Sept from Washington to Austin, returning Wed, 23 Sept, priced at £384 found 6 days ago
Alaska Airlines
Wed, 16 Sept - Wed, 23 Sept
IAD
Washington
AUS
Austin
£385 Return, found 6 days ago
£385
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 16 Sept from Washington to Austin, returning Wed, 23 Sept, priced at £385 found 6 days ago
Alaska Airlines
Sat, 3 Oct - Sat, 5 Dec
IAD
Washington
AUS
Austin
£446 Return, found 1 day ago
£446
Return
found 1 day ago
Select Alaska Airlines flight, departing Sat, 3 Oct from Washington to Austin, returning Sat, 5 Dec, priced at £446 found 1 day ago
Alaska Airlines
Fri, 11 Sept - Fri, 18 Sept
IAD
Washington
AUS
Austin
£451 Return, found 6 days ago
£451
Return
found 6 days ago
Select Alaska Airlines flight, departing Fri, 11 Sept from Washington to Austin, returning Fri, 18 Sept, priced at £451 found 6 days ago
Alaska Airlines
Thu, 10 Sept - Thu, 17 Sept
IAD
Washington
AUS
Austin
£457 Return, found 6 days ago
£457
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 10 Sept from Washington to Austin, returning Thu, 17 Sept, priced at £457 found 6 days ago
Alaska Airlines
Thu, 10 Sept - Thu, 17 Sept
IAD
Washington
AUS
Austin
£463 Return, found 6 days ago
£463
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 10 Sept from Washington to Austin, returning Thu, 17 Sept, priced at £463 found 6 days ago
Alaska Airlines
Fri, 11 Sept - Fri, 18 Sept
IAD
Washington
AUS
Austin
£474 Return, found 6 days ago
£474
Return
found 6 days ago
Select Alaska Airlines flight, departing Fri, 11 Sept from Washington to Austin, returning Fri, 18 Sept, priced at £474 found 6 days ago
Alaska Airlines
Fri, 25 Sept - Thu, 1 Oct
IAD
Washington
AUS
Austin
£476 Return, found 5 days ago
£476
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 25 Sept from Washington to Austin, returning Thu, 1 Oct, priced at £476 found 5 days ago
Alaska Airlines
Thu, 10 Sept - Thu, 17 Sept
IAD
Washington
AUS
Austin
£479 Return, found 6 days ago
£479
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 10 Sept from Washington to Austin, returning Thu, 17 Sept, priced at £479 found 6 days ago
Alaska Airlines
Thu, 10 Sept - Thu, 17 Sept
IAD
Washington
AUS
Austin
£486 Return, found 6 days ago
£486
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 10 Sept from Washington to Austin, returning Thu, 17 Sept, priced at £486 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 £764
AUS
Austin-Bergstrom Intl.
CheapestClosest
Average driving time to city centre11 min
Flights from £764

Find the cheapest month to fly from Washington (IAD) to Austin (AUS)

April is typically the cheapest month to fly

From £142 - £363 per traveller.

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 one-way and return flights from IAD to AUS with Expedia. 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 our 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) to Austin, TX (AUS)?
The cheapest months to fly from Washington, DC (IAD) to Austin, TX (AUS) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
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.
What is the cheapest airline that flies from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
United is one of the cheapest airlines offering nonstop return flights from Washington Dulles Intl. (IAD) to Austin-Bergstrom Intl. (AUS), with tickets starting from around £131 for flights that can be booked for departure within the next year. Southwest Airlines offers one of the cheapest connecting return flights from Washington Dulles Intl. (IAD) to Austin-Bergstrom Intl. (AUS) with a layover in Denver Intl. (DEN), starting from around £182. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Washington, DC (IAD) to Austin, TX (AUS)?
To find a cheap flight from Washington, DC (IAD) to Austin, TX (AUS), 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 time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The cheapest months to fly from Washington Dulles Intl. (IAD) to Austin-Bergstrom Intl. (AUS) are typically September and August, with average return flights costing around £265. These months can be a great time to visit Austin, offering a good balance of more affordable fares before the peak holiday season and potentially fewer crowds.
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.
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
A direct flight from Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) typically takes around 3 hours 30 minutes. This route covers a distance of approximately 2,084 kilometers. If you opt for a flight with one stop, your journey will usually be longer, taking about 5 hours 48 minutes. Flights with two or more stops will take even longer, typically around 11 hours. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from Washington, DC (IAD) to Austin, TX (AUS)?
Select the "Business class" and "First class" filters when looking for Washington, DC (IAD) to Austin, TX (AUS) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight with Expedia?
It's easy to earn miles on a Washington, DC (IAD-Washington Dulles 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, 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-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) at the last minute?
Typically, booking a last minute flight from Washington, DC (IAD-Washington Dulles 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 Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight and hotel package?
Securing a Washington, DC (IAD-Washington Dulles Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) 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) to Austin, TX (AUS)?
If you booked your Washington, DC (IAD) to Austin, TX (AUS) 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
Alaska Airlines
Return price
£383
Distance
2072 km
Average flight time
2 hours 32 mins

Book with confidence

Compare flights from Washington to Austin easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Washington to Austin. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Austin-Bergstrom Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Washington Dulles Intl. to Austin-Bergstrom Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Washington Dulles Intl. (IAD) to Austin-Bergstrom Intl. (AUS)

The easiest way to view the best deals on flights from Washington to Austin today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Washington Dulles Intl. to Austin-Bergstrom Intl. start at just £384 and range up to £486.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Washington and Austin
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Washington to Austin flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Washington Dulles Intl. to Austin-Bergstrom Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Washington to Austin easily and book with confidence

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*Available to Expedia members.