What’s the top layover airport for flights from Washington, D.C. Dulles Intl Airport to Austin?

Atlanta (ATL) – chosen by Cheapflights users on 67% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Austin on Cheapflights.

Which airport typically offers the quickest layover for flights from Washington, D.C. Dulles Intl Airport to Austin?

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average layover time of 0h 58m.

What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Austin?

Flights via Charlotte (CLT) have the shortest average one-way travel time for 1-stop routes: 5h 21m.

What’s the cheapest layover airport for flights from Washington, D.C. Dulles Intl Airport to Austin?

Orlando (MCO) is the most affordable 1-stop option, with an average round-trip price of $212.

How long is the flight from Washington, D.C. Dulles Intl Airport to Austin?

A quick flight from Washington, D.C. Dulles Intl Airport to Austin can take about 3h 31m. Delta provides one of the quickest options available for as low as $473. There are 1295 mi between Washington, D.C. Dulles Intl Airport and Austin. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Austin round-trip?

Currently priced at $125, Allegiant Air will fly you from Washington, D.C. Dulles Intl Airport to Austin and back. In addition to Allegiant Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and American Airlines - these airlines can fly you to your destination from $150 and $184, respectively. Allegiant Air is priced at 77% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Austin one-way?

The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Austin are Frontier ($71), American Airlines ($79), and Allegiant Air ($100).

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Austin

The most flights from IAD to AUS are scheduled on a Monday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

In terms of precipitation, rainfall in Austin ranges from 2.1 - 4.2 inches per month. May is typically the wettest month, when rainfall can reach 4.2 in. July is typically the driest time to visit Austin when rainfall is around 2.1 in.

If weather is an important factor for your trip to Austin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Austin?

Looking at all options, your cheapest flight can be booked for $231. While the most popular route (Washington, D.C. Dulles Intl - Austin Bergstrom) can be booked for $225 on average, our data indicates $832 when flying from Washington, D.C. Dulles Intl Airport to Austin.

What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Austin?

The top 3 most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Austin are Mesa Airlines (93%), United Airlines (87%) and Brussels Airlines (67%).

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Austin?

Before booking your flight from Washington, D.C. Dulles Intl Airport to Austin check out the most popular airlines for this route: United Airlines, Frontier or Allegiant Air.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Austin flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Austin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Austin from Washington, D.C. Dulles Intl?

If you book a flight to Austin from Washington, D.C. Dulles Intl, you will be flying to Austin Bergstrom, which is the city’s only airport. Austin Bergstrom (AUS) is located 7.5 mi from the center of Austin. There are 4 flights from Washington, D.C. Dulles Intl to Austin Bergstrom per day from 5 different airlines.

Can I find deals for flights from Dulles Intl to Austin that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Austin?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Austin.

Can I find deals for business class flights from Dulles Intl to Austin?

Yes. Cheapflights offers flight deals from Dulles Intl to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$168+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Austin

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Austin Bergstrom are usually found in May or August, booked 85 days in advance, depart on a Saturday or Friday and return on a Friday

Cheap flight deals from Dulles Intl to Austin

Cheapest

Best

Last-minute

One-way

Cheapest flights from Dulles Intl to Austin
Explore the most affordable flight options available from Dulles Intl to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.

Wed 10/289:06 pm -

1 stop17h 48m

Tue 11/312:20 pm -

1 stop10h 23m

Deal found 8/31

$316

Wed 10/79:04 pm -

2 stops13h 53m

Wed 10/1412:08 pm -

1 stop11h 13m

Deal found 9/2

$317

Thu 9/246:00 am -

1 stop30h 15m

Sun 9/2710:58 am -

1 stop22h 19m

Deal found 9/4

$318

Sun 9/207:50 am -

1 stop10h 58m

Tue 9/223:32 pm -

1 stop13h 48m

Deal found 8/31

$319

Fri 10/166:00 am -

1 stop31h 17m

Mon 10/1912:08 pm -

1 stop11h 13m

Deal found 9/5

$320

Tue 9/88:59 am -

1 stop30h 38m

Tue 10/610:58 am -

1 stop22h 19m

Deal found 9/1

$321

Fri 11/207:13 pm -

1 stop20h 07m

Mon 11/2311:07 am -

1 stop6h 39m

Deal found 8/31

$322

Wed 9/237:50 am -

1 stop10h 58m

Fri 9/2510:58 am -

2 stops12h 12m

Deal found 9/2

$323

Tue 11/241:09 pm -

1 stop9h 55m

Thu 12/39:07 pm -

1 stop10h 12m

Deal found 9/4

$324

Sat 9/127:50 am -

1 stop10h 58m

Wed 9/2310:58 am -

2 stops12h 12m

Deal found 9/1

$325

Fri 11/69:06 pm -

1 stop16h 54m

Fri 11/1311:51 am -

2 stops10h 52m

Deal found 9/2

$326

Sat 10/1011:12 am -

1 stop6h 40m

Mon 10/1212:08 pm -

2 stops21h 09m

Deal found 9/3

$327

Best flights from Dulles Intl to Austin
Discover carefully curated flight deals from Dulles Intl to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.

Fri 11/135:00 pm -

1 stop6h 10m

Sun 11/158:15 am -

1 stop4h 39m

Deal found 9/3

$470

Thu 9/248:30 am -

Nonstop3h 31m

Mon 9/285:14 pm -

Nonstop3h 16m

Deal found 9/3

$473

Sun 9/273:02 pm -

1 stop7h 20m

Mon 9/287:15 am -

Nonstop3h 14m

Deal found 9/2

$490

Thu 10/18:30 am -

1 stop5h 48m

Sun 10/412:07 pm -

Nonstop3h 16m

Deal found 9/3

$490

Thu 11/58:34 am -

1 stop5h 43m

Mon 11/95:10 pm -

Nonstop3h 10m

Deal found 9/3

$497

Fri 10/25:33 pm -

Nonstop3h 34m

Mon 10/55:39 pm -

1 stop5h 51m

Deal found 8/31

$511

Tue 11/36:00 pm -

Nonstop3h 50m

Sun 11/87:15 am -

Nonstop3h 09m

Deal found 9/5

$538

Thu 11/196:00 pm -

Nonstop3h 50m

Tue 11/247:15 am -

Nonstop3h 09m

Deal found 9/4

$551

Thu 9/178:25 am -

Nonstop3h 31m

Mon 9/215:04 pm -

Nonstop3h 16m

Deal found 8/31

$570

Wed 9/1612:45 pm -

1 stop8h 12m

Mon 9/217:15 am -

Nonstop3h 14m

Deal found 8/31

$580

Sat 10/2412:35 pm -

Nonstop3h 30m

Sat 10/3112:25 pm -

Nonstop3h 09m

Deal found 8/31

$591

Sat 10/105:30 pm -

1 stop7h 13m

Sat 10/175:14 pm -

Nonstop3h 16m

Deal found 9/5

$593

Last-minute flights from Dulles Intl to Austin
Discover last-minute flight deals from Dulles Intl to Austin. Data last updated September 5, 2026 and is based on user searches.

Tue 9/88:59 am -

1 stop30h 38m

Tue 10/610:58 am -

1 stop22h 19m

Deal found 9/1

$321

Sat 9/127:50 am -

1 stop10h 58m

Wed 9/2310:58 am -

2 stops12h 12m

Deal found 9/1

$325

Sun 9/207:50 am -

1 stop10h 58m

Tue 9/223:32 pm -

1 stop13h 48m

Deal found 8/31

$319

Tue 9/226:00 am -

1 stop9h 37m

Wed 9/2310:58 am -

2 stops12h 12m

Deal found 8/31

$326

Wed 9/237:50 am -

1 stop10h 58m

Fri 9/2510:58 am -

2 stops12h 12m

Deal found 9/2

$323

Thu 9/246:00 am -

1 stop30h 15m

Sun 9/2710:58 am -

1 stop22h 19m

Deal found 9/4

$318

Wed 10/79:04 pm -

2 stops13h 53m

Wed 10/1412:08 pm -

1 stop11h 13m

Deal found 9/2

$317

Wed 10/76:00 am -

1 stop9h 37m

Sun 10/1112:08 pm -

1 stop11h 13m

Deal found 9/1

$324

Thu 10/811:12 am -

1 stop23h 45m

Mon 10/129:12 pm -

2 stops26h 09m

Deal found 9/1

$322

Sat 10/1011:12 am -

1 stop6h 40m

Mon 10/1212:08 pm -

2 stops21h 09m

Deal found 9/3

$327

Fri 10/166:00 am -

1 stop31h 17m

Mon 10/1912:08 pm -

1 stop11h 13m

Deal found 9/5

$320

Wed 10/289:06 pm -

1 stop17h 48m

Tue 11/312:20 pm -

1 stop10h 23m

Deal found 8/31

$316

One-way flights from Dulles Intl to Austin
Search for one-way flight options from Dulles Intl to Austin. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.

Tue 9/156:00 am -

1 stop9h 37m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/3

$168

Sun 9/206:00 am -

1 stop29h 57m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/4

$169

Wed 9/166:00 am -

1 stop9h 37m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/3

$170

Mon 9/147:50 am -

1 stop10h 58m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 8/31

$171

Sun 10/1811:12 am -

1 stop23h 45m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/4

$172

Sun 11/17:40 am -

1 stop7h 14m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/1

$173

Fri 9/1111:12 am -

1 stop23h 51m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/2

$174

Sat 9/126:00 am -

1 stop9h 37m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/5

$175

Sun 9/136:00 am -

1 stop30h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 8/31

$176

Sun 10/46:00 am -

1 stop30h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/5

$177

Sun 11/228:32 pm -

1 stop19h 06m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/2

$178

Fri 9/256:36 pm -

2 stops16h 27m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/2

$179

Find flight deals from Dulles Intl to Austin

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$315 (Kiwi.com)
One-way from	$168 (Super.com)
Popular in	March
Cheapest in	May
Average price	$535
Good round-trip deal	$464 or less
Good one-way deal	$309 or less

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Austin Bergstrom flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Austin Bergstrom flights.

Search Deals

From Washington, D.C. Dulles Intl to Austin Bergstrom

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Austin Bergstrom

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($43 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Austin Bergstrom.

Search Deals

Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Austin Bergstrom.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Austin

IAD Washington, D.C. Dulles Intl - AUS Austin Bergstrom

IADAUS

Washington, D.C. Dulles Intl

Tue 10/27

1:00 pm-3:52 pm

Nonstop3h 52m

Austin Bergstrom

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$199

Washington, D.C.Austin

IAD Washington, D.C. Dulles Intl - AUS Austin Bergstrom

IADAUS

Washington, D.C. Dulles Intl

Wed 10/14

6:12 pm-11:24 pm

1 stop6h 12m

Austin Bergstrom

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$209

Quickest round-trip

Washington, D.C.Austin

IAD Washington, D.C. Dulles Intl - AUS Austin Bergstrom

IADAUS

Washington, D.C. Dulles Intl

Sat 9/26

12:35 pm-3:05 pm

Nonstop3h 30m

Austin Bergstrom

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$251

Washington, D.C.Austin

IAD Washington, D.C. Dulles Intl - AUS Austin Bergstrom

IADAUS

Washington, D.C. Dulles Intl

Thu 11/12

6:00 pm-8:50 pm

Nonstop3h 50m

Austin Bergstrom

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$251

Washington, D.C.Austin

IAD Washington, D.C. Dulles Intl - AUS Austin Bergstrom

IADAUS

Washington, D.C. Dulles Intl

Tue 9/15

11:12 am-2:37 pm

2 stops28h 25m

Austin Bergstrom

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$254

Washington, D.C.Austin

IAD Washington, D.C. Dulles Intl - AUS Austin Bergstrom

IADAUS

Washington, D.C. Dulles Intl

Fri 9/25

12:26 pm-5:30 pm

1 stop6h 04m

Austin Bergstrom

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$254

Washington, D.C.Austin

IAD Washington, D.C. Dulles Intl - AUS Austin Bergstrom

IADAUS

Washington, D.C. Dulles Intl

Thu 10/8

6:10 am-11:37 am

1 stop6h 27m

Austin Bergstrom

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$257

Washington, D.C.Austin

IAD Washington, D.C. Dulles Intl - AUS Austin Bergstrom

IADAUS

Washington, D.C. Dulles Intl

Sun 10/25

6:42 am-11:58 am

1 stop6h 16m

Austin Bergstrom

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$260

Washington, D.C.Austin

IAD Washington, D.C. Dulles Intl - AUS Austin Bergstrom

IADAUS

Washington, D.C. Dulles Intl

Sun 9/20

5:01 am-11:44 am

1 stop7h 43m

Austin Bergstrom

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$260

Washington, D.C.Austin

IAD Washington, D.C. Dulles Intl - AUS Austin Bergstrom

IADAUS

Washington, D.C. Dulles Intl

Sun 10/18

8:30 am-11:01 am

Nonstop3h 31m

Austin Bergstrom

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$282

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/2

Showing 1-10 of 23 resultsSorted by cheapest first

Compare providers for flights from Dulles Intl to Austin

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Austin in September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star
eDreams	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Austin flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Austin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Dulles Intl with our price prediction graph.

IAD-AUS

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Austin

Prices

Airlines

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Austin, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Austin?

Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Austin (average of $489). Flying from Washington, D.C. Dulles Intl Airport to Austin in March is currently the most expensive (average of $613). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to AUS?

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Austin is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 4% on airfare.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Austin?

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Austin flights typically cost between $469 and $705 in October.
The cheapest round-trip price found within the last 5 days was $315 on Frontier (Oct 2-Oct 4).

The best insider tips for Washington, D.C. Dulles Intl Airport to Austin flights

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Austin trip

Our travel experts

Ramsey Qubein

Expert on IAD and AUS

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Get a feel of what it's like to fly with Delta,United Airlines, andAllegiant Air from Washington, D.C. Dulles Intl Airport to Austin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,571 reviews

Reviews

1 / 20

10.0

Excellent

Matt,Sep 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

Delta

7.8

Good

8,571 reviews

Delta

7.8

Good

8,571 reviews

Reviews

1 / 20

10.0

Excellent

Matt,Sep 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

United Airlines

7.4

Good

10,172 reviews

Delta

7.8

Good

8,571 reviews

Reviews

1 / 20

10.0

Excellent

Matt,Sep 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

Allegiant Air

7.3

Good

676 reviews

Delta

7.8

Good

8,571 reviews

Reviews

1 / 20

10.0

Excellent

Matt,Sep 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

American Airlines

7.1

Good

12,047 reviews

Delta

7.8

Good

8,571 reviews

Reviews

1 / 20

10.0

Excellent

Matt,Sep 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

Frontier

5.6

Fair

2,623 reviews

Delta

7.8

Good

8,571 reviews

Reviews

1 / 20

10.0

Excellent

Matt,Sep 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

Related info for your journey

What airport do you fly into for flights to Austin from Washington, D.C. Dulles Intl?
If you book a flight to Austin from Washington, D.C. Dulles Intl, you will be flying to Austin Bergstrom, which is the city’s only airport. Austin Bergstrom (AUS) is located 7.5 mi from the center of Austin. There are 4 flights from Washington, D.C. Dulles Intl to Austin Bergstrom per day from 5 different airlines.
How long is the flight from Washington, D.C. Dulles Intl Airport to Austin?
A quick flight from Washington, D.C. Dulles Intl Airport to Austin can take about 3h 31m. Delta provides one of the quickest options available for as low as $473. There are 1295 mi between Washington, D.C. Dulles Intl Airport and Austin. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Austin round-trip?
Currently priced at $125, Allegiant Air will fly you from Washington, D.C. Dulles Intl Airport to Austin and back. In addition to Allegiant Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and American Airlines - these airlines can fly you to your destination from $150 and $184, respectively. Allegiant Air is priced at 77% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Austin one-way?
The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Austin are Frontier ($71), American Airlines ($79), and Allegiant Air ($100).
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Austin?
The top 3 most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Austin are Mesa Airlines (93%), United Airlines (87%) and Brussels Airlines (67%).
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Austin?
Looking at all options, your cheapest flight can be booked for $231. While the most popular route (Washington, D.C. Dulles Intl - Austin Bergstrom) can be booked for $225 on average, our data indicates $832 when flying from Washington, D.C. Dulles Intl Airport to Austin.
Can I find deals for flights from Dulles Intl to Austin that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Austin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Austin.
Can I find deals for business class flights from Dulles Intl to Austin?
Yes. Cheapflights offers flight deals from Dulles Intl to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Austin?
Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Austin (average of $489). Flying from Washington, D.C. Dulles Intl Airport to Austin in March is currently the most expensive (average of $613). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 5 airlines flying from Dulles Intl to Austin

Airline	Cheapest	Average	Flexibility	On-time
Allegiant Air	Cheapest$125	Average$205	FlexibilityNo cancel fee	On-time88%
Frontier	Cheapest$150	Average$230	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$184	Average$401	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$213	Average$426	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$366	Average$590	FlexibilityNo cancel fee	On-time69%

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$168+ Cheap flights from Dulles Intl (IAD) to Austin (AUS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Dulles Intl to Austin

Cheapest flights from Dulles Intl to AustinExplore the most affordable flight options available from Dulles Intl to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.

Explore the most affordable flight options available from Dulles Intl to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.

Best flights from Dulles Intl to AustinDiscover carefully curated flight deals from Dulles Intl to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.

Discover carefully curated flight deals from Dulles Intl to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.

Last-minute flights from Dulles Intl to AustinDiscover last-minute flight deals from Dulles Intl to Austin. Data last updated September 5, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Austin. Data last updated September 5, 2026 and is based on user searches.

One-way flights from Dulles Intl to AustinSearch for one-way flight options from Dulles Intl to Austin. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.

Search for one-way flight options from Dulles Intl to Austin. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.

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Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Austin that are best for you.

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Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

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Best time to book a flight from Dulles Intl to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Dulles Intl with our price prediction graph.

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How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Austin?

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Austin, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Austin?

What is the cheapest time of day to fly from IAD to AUS?

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Austin is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 4% on airfare.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Austin?

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Austin flights typically cost between $469 and $705 in October.The cheapest round-trip price found within the last 5 days was $315 on Frontier (Oct 2-Oct 4).

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Austin

The most flights from IAD to AUS are scheduled on a Monday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

What’s the top layover airport for flights from Washington, D.C. Dulles Intl Airport to Austin?

Atlanta (ATL) – chosen by Cheapflights users on 67% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Austin on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. Dulles Intl Airport to Austin?

Orlando (MCO) is the most affordable 1-stop option, with an average round-trip price of $212.

What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Austin?

Flights via Charlotte (CLT) have the shortest average one-way travel time for 1-stop routes: 5h 21m.

Which airport typically offers the quickest layover for flights from Washington, D.C. Dulles Intl Airport to Austin?

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average layover time of 0h 58m.

The best insider tips for Washington, D.C. Dulles Intl Airport to Austin flights

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Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Austin trip

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Reviews of airlines servicing Austin

Get a feel of what it's like to fly with Delta,United Airlines, andAllegiant Air from Washington, D.C. Dulles Intl Airport to Austin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Austin?

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Dulles Intl and Austin flights

Cheapest flights from Dulles Intl to Austin
Explore the most affordable flight options available from Dulles Intl to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.

Best flights from Dulles Intl to Austin
Discover carefully curated flight deals from Dulles Intl to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.

Last-minute flights from Dulles Intl to Austin
Discover last-minute flight deals from Dulles Intl to Austin. Data last updated September 5, 2026 and is based on user searches.

One-way flights from Dulles Intl to Austin
Search for one-way flight options from Dulles Intl to Austin. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.

Washington, D.C. Dulles Intl Airport to Austin flights typically cost between $469 and $705 in October.
The cheapest round-trip price found within the last 5 days was $315 on Frontier (Oct 2-Oct 4).