What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

How often are flights from Austin to Washington, D.C. delayed?

About 10% of weekly flights between Austin and Washington, D.C. have experienced delays in the past year, with the average delay time being 146 minutes.

Which airline has the best punctuality record on Austin to Washington, D.C. flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 9% of flights being delayed.

What is the most punctual flight time for Austin to Washington, D.C. flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

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

Airlines like Delta and Alaska Airlines fly from Austin to Washington, D.C. Dulles Intl Airport in about 5h 45m. The time it takes to get you to your destination can typically vary by up to 26h 26m. Austin and Washington, D.C. Dulles Intl Airport are separated by a distance of 1295 mi. 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 Austin to Washington, D.C. Dulles Intl Airport round-trip?

Allegiant Air, at $92, was found to be the cheapest airline from Austin to Washington, D.C. Dulles Intl Airport.Alternate airlines to your destination round-trip include Delta and Frontier. Allegiant Air is priced at 80% lower than the current average price of a flight leaving 3 months from now.

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

The cheapest airlines for a one-way flight from Austin to Washington, D.C. Dulles Intl Airport are Allegiant Air ($60), Frontier ($75), and American Airlines ($118).

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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

On average you can expect to pay $921 for a flight from Austin to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $108 while the most popular route, (Austin Bergstrom - Washington, D.C. Dulles Intl) is currently priced at $158.

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

The top 3 most reliable airlines when flying from Austin to Washington, D.C. Dulles Intl Airport are United Airlines (87%), Brussels Airlines (87%) and Mesa Airlines (86%).

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

When booking a flight from Austin to Washington, D.C. Dulles Intl Airport, you may want to consider flying on United Airlines, Allegiant Air or Delta as they are the most popular for this route.

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

Most trusted provider : When it comes to deals on Austin-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Austin-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

If you book a flight to Washington, D.C. Dulles Intl from Austin, you will be flying from 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 Austin Bergstrom to Washington, D.C. Dulles Intl per day from 5 different airlines.

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

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

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

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

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

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

$117+ Flights from Austin to Washington, D.C. Dulles Intl Airport

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

Airfare is below average for this route at the moment. Austin to Washington, D.C. Dulles Intl Airport flights typically cost between $399 and $792 in March. The cheapest round-trip price found within the last 3 days was $230 on Multiple Airlines (Mar 12-Mar 14).

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Find cheap flights from Austin to Dulles Intl with Cheapflights

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

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Austin Bergstrom to Washington, D.C. Dulles Intl are usually found in August or July, booked 83 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Austin to Dulles Intl

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$230 (Kiwi.com)
One-way from	$117 (Mytrip)
Popular in	February
Cheapest in	August
Average price	$549
Good round-trip deal	$492 or less
Good one-way deal	$212 or less

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

Search Deals

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

Search Deals

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

Search Deals

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

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($68 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in January 2026

Search Deals

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

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

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Find flight deals from Austin to Dulles Intl

Cheapest flights from Austin to Dulles Intl
Explore the most affordable flight options available from Austin to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

Thu 3/128:36 pmAUS - IAD

1 stop9h 48mMultiple Airlines

Sat 3/148:09 amIAD - AUS

1 stop10h 10mMultiple Airlines

Deal found 1/6

$230

Thu 2/55:58 pmAUS - IAD

1 stop21h 35mMultiple Airlines

Thu 2/128:45 pmIAD - AUS

2 stops49h 08mMultiple Airlines

Deal found 1/5

$231

Wed 3/254:14 pmAUS - IAD

1 stop7h 17mMultiple Airlines

Mon 3/302:58 pmIAD - AUS

2 stops29h 21mMultiple Airlines

Deal found 1/5

$233

Thu 2/55:20 amAUS - IAD

1 stop5h 32mDelta

Thu 2/57:30 pmIAD - AUS

1 stop5h 50mDelta

Deal found 1/8

$237

Thu 2/199:59 pmAUS - IAD

2 stops11h 45mMultiple Airlines

Mon 2/238:54 amIAD - AUS

1 stop8h 10mMultiple Airlines

Deal found 1/6

$238

Fri 2/139:59 amAUS - IAD

1 stop6h 14mFrontier

Sun 2/155:39 pmIAD - AUS

1 stop15h 43mFrontier

Deal found 1/7

$239

Thu 1/1511:30 amAUS - IAD

2 stops25h 45mMultiple Airlines

Sun 1/255:37 pmIAD - AUS

1 stop24h 25mMultiple Airlines

Deal found 1/6

$240

Sat 3/144:14 pmAUS - IAD

1 stop7h 17mFrontier

Thu 3/196:20 amIAD - AUS

1 stop9h 59mFrontier

Deal found 1/8

$241

Wed 2/113:21 pmAUS - IAD

1 stop4h 56mAmerican Airlines

Tue 2/1711:30 amIAD - AUS

2 stops9h 35mAmerican Airlines

Deal found 1/7

$242

Thu 2/55:58 pmAUS - IAD

1 stop21h 35mFrontier

Thu 2/1211:44 amIAD - AUS

1 stop22h 20mFrontier

Deal found 1/6

$244

Wed 3/184:14 pmAUS - IAD

1 stop7h 17mFrontier

Fri 3/206:20 amIAD - AUS

1 stop9h 59mFrontier

Deal found 1/8

$245

Thu 2/124:35 pmAUS - IAD

1 stop17h 09mFrontier

Mon 2/168:15 amIAD - AUS

1 stop11h 31mFrontier

Deal found 1/7

$246

Best flights from Austin to Dulles Intl
Discover carefully curated flight deals from Austin to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 8, 2026.

Tue 1/278:00 amAUS - IAD

1 stop5h 45mDelta

Tue 1/277:30 pmIAD - AUS

1 stop5h 50mDelta

Deal found 1/6

$237

Fri 2/67:15 amAUS - IAD

1 stop32h 11mAlaska Airlines

Mon 2/96:04 pmIAD - AUS

1 stop22h 50mAlaska Airlines

Deal found 1/7

$345

Thu 1/298:23 amAUS - IAD

1 stop7h 02mUnited Airlines

Mon 2/25:55 pmIAD - AUS

Nonstop3h 54mUnited Airlines

Deal found 1/7

$361

Wed 3/185:12 amAUS - IAD

1 stop5h 20mDelta

Tue 3/317:18 amIAD - AUS

1 stop6h 00mDelta

Deal found 1/5

$237

Tue 2/35:30 amAUS - IAD

1 stop5h 14mDelta

Thu 2/510:08 amIAD - AUS

1 stop8h 21mDelta

Deal found 1/7

$237

Thu 4/26:30 amAUS - IAD

1 stop7h 09mDelta

Mon 4/67:29 pmIAD - AUS

1 stop5h 51mDelta

Deal found 1/8

$237

Tue 2/37:59 pmAUS - IAD

1 stop20h 05mAlaska Airlines

Sat 2/75:26 pmIAD - AUS

1 stop20h 24mAlaska Airlines

Deal found 1/6

$352

Thu 2/511:20 amAUS - IAD

1 stop8h 53mUnited Airlines

Thu 2/125:55 pmIAD - AUS

Nonstop3h 49mUnited Airlines

Deal found 1/5

$361

Thu 1/2912:30 pmAUS - IAD

1 stop26h 56mAlaska Airlines

Sat 1/316:04 pmIAD - AUS

1 stop22h 50mAlaska Airlines

Deal found 1/8

$365

Fri 3/68:10 amAUS - IAD

1 stop5h 35mDelta

Tue 3/106:00 amIAD - AUS

1 stop5h 52mDelta

Deal found 1/8

$373

Wed 3/185:22 amAUS - IAD

1 stop5h 30mDelta

Sun 3/227:20 amIAD - AUS

1 stop5h 58mDelta

Deal found 1/5

$373

Last-minute flights from Austin to Dulles Intl
Discover last-minute flight deals from Austin to Dulles Intl. Data last updated January 8, 2026 and is based on user searches.

Sun 1/115:42 pmAUS - IAD

1 stop12h 58mMultiple Airlines

Mon 1/265:33 pmIAD - AUS

2 stops29h 02mMultiple Airlines

Deal found 1/6

$264

Thu 1/1511:30 amAUS - IAD

2 stops25h 45mMultiple Airlines

Sun 1/255:37 pmIAD - AUS

1 stop24h 25mMultiple Airlines

Deal found 1/6

$240

Thu 1/157:19 pmAUS - IAD

1 stop23h 39mFrontier

Sun 1/259:18 amIAD - AUS

1 stop10h 13mFrontier

Deal found 1/5

$250

Tue 2/311:45 amAUS - IAD

2 stops10h 27mAmerican Airlines

Thu 2/57:01 amIAD - AUS

2 stops9h 08mAmerican Airlines

Deal found 1/7

$248

Thu 2/55:58 pmAUS - IAD

1 stop21h 35mMultiple Airlines

Thu 2/128:45 pmIAD - AUS

2 stops49h 08mMultiple Airlines

Deal found 1/5

$231

Thu 2/55:20 amAUS - IAD

1 stop5h 32mDelta

Thu 2/57:30 pmIAD - AUS

1 stop5h 50mDelta

Deal found 1/8

$237

Thu 2/55:58 pmAUS - IAD

1 stop21h 35mFrontier

Thu 2/1211:44 amIAD - AUS

1 stop22h 20mFrontier

Deal found 1/6

$244

Wed 2/113:21 pmAUS - IAD

1 stop4h 56mAmerican Airlines

Tue 2/1711:30 amIAD - AUS

2 stops9h 35mAmerican Airlines

Deal found 1/7

$242

Thu 2/124:35 pmAUS - IAD

1 stop17h 09mFrontier

Sun 2/159:17 pmIAD - AUS

1 stop22h 29mFrontier

Deal found 1/7

$246

Fri 2/139:59 amAUS - IAD

1 stop6h 14mFrontier

Sun 2/155:39 pmIAD - AUS

1 stop15h 43mFrontier

Deal found 1/7

$239

Fri 2/139:59 amAUS - IAD

1 stop6h 14mMultiple Airlines

Sun 2/1511:43 amIAD - AUS

2 stops10h 10mMultiple Airlines

Deal found 1/7

$252

Thu 2/199:59 pmAUS - IAD

2 stops11h 45mMultiple Airlines

Mon 2/238:54 amIAD - AUS

1 stop8h 10mMultiple Airlines

Deal found 1/6

$238

One-way flights from Austin to Dulles Intl
Search for one-way flight options from Austin to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated January 8, 2026.

Thu 1/2911:16 amAUS - IAD

1 stop20h 24mFrontier

Deal found 1/8

$117

Sun 3/228:36 pmAUS - IAD

1 stop9h 48mFrontier

Deal found 1/8

$118

Tue 2/1712:34 pmAUS - IAD

1 stop5h 03mDelta

Deal found 1/7

$119

Tue 2/174:59 pmAUS - IAD

2 stops47h 58mMultiple Airlines

Deal found 1/7

$120

Sat 1/2411:30 amAUS - IAD

2 stops28h 03mMultiple Airlines

Deal found 1/6

$123

Thu 2/51:15 pmAUS - IAD

2 stops8h 57mAmerican Airlines

Deal found 1/7

$124

Fri 2/2710:17 amAUS - IAD

1 stop5h 07mFrontier

Deal found 1/6

$125

Sat 1/3111:30 amAUS - IAD

3 stops20h 03mMultiple Airlines

Deal found 1/6

$126

Fri 1/308:22 pmAUS - IAD

2 stops36h 33mFrontier

Deal found 1/6

$128

Fri 2/135:12 pmAUS - IAD

2 stops40h 03mFrontier

Deal found 1/7

$130

Sun 2/17:26 pmAUS - IAD

1 stop16h 10mFrontier

Deal found 1/8

$131

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Tue 1/27

8:00 am-2:45 pm

1 stop5h 45m

Washington, D.C. Dulles Intl

Tue 1/27

7:30 pm-12:20 am

1 stop5h 50m

$237

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Wed 3/18

5:12 am-11:32 am

1 stop5h 20m

Washington, D.C. Dulles Intl

Tue 3/31

7:18 am-12:18 pm

1 stop6h 00m

$237

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Tue 2/3

5:30 am-11:44 am

1 stop5h 14m

Washington, D.C. Dulles Intl

Thu 2/5

10:08 am-5:29 pm

1 stop8h 21m

$237

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Thu 4/2

6:30 am-2:39 pm

1 stop7h 09m

Washington, D.C. Dulles Intl

Mon 4/6

7:29 pm-12:20 am

1 stop5h 51m

$237

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Fri 2/6

7:15 am-4:26 pm

1 stop32h 11m

Washington, D.C. Dulles Intl

Mon 2/9

6:04 pm-3:54 pm

1 stop22h 50m

$345

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Tue 2/3

7:59 pm-5:04 pm

1 stop20h 05m

Washington, D.C. Dulles Intl

Sat 2/7

5:26 pm-12:50 pm

1 stop20h 24m

$352

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Thu 1/29

8:23 am-4:25 pm

1 stop7h 02m

Washington, D.C. Dulles Intl

Mon 2/2

5:55 pm-8:49 pm

Nonstop3h 54m

$361

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Thu 2/5

11:20 am-9:13 pm

1 stop8h 53m

Washington, D.C. Dulles Intl

Thu 2/12

5:55 pm-8:44 pm

Nonstop3h 49m

$361

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Thu 1/29

12:30 pm-4:26 pm

1 stop26h 56m

Washington, D.C. Dulles Intl

Sat 1/31

6:04 pm-3:54 pm

1 stop22h 50m

$365

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Fri 3/6

8:10 am-2:45 pm

1 stop5h 35m

Washington, D.C. Dulles Intl

Tue 3/10

6:00 am-10:52 am

1 stop5h 52m

$373

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 21 results

Compare providers for flights from Austin to Dulles Intl

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

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star

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

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

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 Austin to Washington, D.C. Dulles Intl Airport

Prices

Delays

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

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Austin to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, June is the cheapest month in which you can book a flight from Austin to Washington, D.C. Dulles Intl Airport (average of $111). Flying from Austin to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $329). 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 AUS to IAD?

A simple way to save on the total cost of your ticket is to fly from Austin to Washington, D.C. Dulles Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 43% on your trip compared to booking a flight at noon.

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

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

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

Airports

AUS

Expect long lines at AUS, especially during morning rush. Plan extra time for security and check-in to avoid missing your flight.

IAD

Use the Silver Line Metro for a cheap, 40-minute ride to downtown D.C. from IAD, with the station just five minutes from the terminal.

Our travel experts

Ramsey Qubein

Expert on IAD and AUS

Reviews of airlines servicing Dulles Intl

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

Delta

7.9

Good

8,029 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,029 reviews

Delta

7.9

Good

8,029 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,139 reviews

Delta

7.9

Good

8,029 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,095 reviews

Delta

7.9

Good

8,029 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Allegiant Air

7.2

Good

702 reviews

Delta

7.9

Good

8,029 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Frontier

5.7

Fair

3,061 reviews

Delta

7.9

Good

8,029 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What airport do you fly from for flights from Austin to Washington, D.C. Dulles Intl?
If you book a flight to Washington, D.C. Dulles Intl from Austin, you will be flying from 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 Austin Bergstrom to Washington, D.C. Dulles Intl per day from 5 different airlines.
How long is the flight from Austin to Washington, D.C. Dulles Intl Airport?
Airlines like Delta and Alaska Airlines fly from Austin to Washington, D.C. Dulles Intl Airport in about 5h 45m. The time it takes to get you to your destination can typically vary by up to 26h 26m. Austin and Washington, D.C. Dulles Intl Airport are separated by a distance of 1295 mi. 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 Austin to Washington, D.C. Dulles Intl Airport round-trip?
Allegiant Air, at $92, was found to be the cheapest airline from Austin to Washington, D.C. Dulles Intl Airport.Alternate airlines to your destination round-trip include Delta and Frontier. Allegiant Air is priced at 80% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Austin to Washington, D.C. Dulles Intl Airport one-way?
The cheapest airlines for a one-way flight from Austin to Washington, D.C. Dulles Intl Airport are Allegiant Air ($60), Frontier ($75), and American Airlines ($118).
What are the most reliable airlines from Austin to Washington, D.C. Dulles Intl Airport?
The top 3 most reliable airlines when flying from Austin to Washington, D.C. Dulles Intl Airport are United Airlines (87%), Brussels Airlines (87%) and Mesa Airlines (86%).
What are the cheapest flights from Austin to Washington, D.C. Dulles Intl Airport?
On average you can expect to pay $921 for a flight from Austin to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $108 while the most popular route, (Austin Bergstrom - Washington, D.C. Dulles Intl) is currently priced at $158.
Can I find deals for flights from Austin to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Austin to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Austin to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Dulles Intl.
Can I find deals for business class flights from Austin to Dulles Intl?
Yes. Cheapflights offers flight deals from Austin to Dulles Intl 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 Austin to Washington, D.C. Dulles Intl Airport?
Currently, June is the cheapest month in which you can book a flight from Austin to Washington, D.C. Dulles Intl Airport (average of $111). Flying from Austin to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $329). 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 Austin to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Allegiant Air	Cheapest$100	Average$173	FlexibilityNo cancel fee	On-time88%
Frontier	Cheapest$130	Average$202	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$210	Average$431	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$236	Average$422	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$277	Average$503	FlexibilityNo cancel fee	On-time69%

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$117+ Cheap flights from Austin (AUS) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/29. Fares are subject to change and may not be available on all flights or dates of travel.

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Find flight deals from Austin to Dulles Intl

Cheapest flights from Austin to Dulles IntlExplore the most affordable flight options available from Austin to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

Explore the most affordable flight options available from Austin to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

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Best time to book a flight from Austin to Dulles Intl

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

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

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

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

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

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

How often are flights from Austin to Washington, D.C. delayed?

What is the most punctual flight time for Austin to Washington, D.C. flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Austin to Washington, D.C. flights?

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

AI-powered summary based on content written by travel experts. AI can make mistakes.

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

Airports

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Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Austin to Washington, D.C. Dulles Intl Airport 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

Find useful and relevant information for your journey from Austin to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

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

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

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

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Alternative routes for Austin to Dulles Intl

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Top 5 airlines flying from Austin to Dulles Intl

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Cheapest flights from Austin to Dulles Intl
Explore the most affordable flight options available from Austin to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.