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Cheap flights from Austin to Washington, D.C. from $105

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Washington, D.C. departing on 10/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Frontier Logo
11:14 am - 7:07 pmAUS-IAD
6h 53m1 stop
Frontier Logo
6:15 am - 4:56 pmIAD-AUS
11h 41m1 stop
$196Frontier
Find Deal
Thu, Oct 16 - Fri, Oct 17
Frontier Logo
5:29 pm - 12:15 amAUS-IAD
5h 46m1 stop
Frontier Logo
6:10 am - 4:34 pmIAD-AUS
11h 24m1 stop
$197Frontier
Find Deal
Mon, Sep 22 - Sun, Sep 28
Frontier Logo
7:43 pm - 2:25 pmAUS-IAD
17h 42m1 stop
Frontier Logo
7:27 pm - 7:56 amIAD-AUS
13h 29m1 stop
$202Frontier
Find Deal
Thu, Oct 9 - Sun, Oct 12
Frontier Logo
11:14 am - 7:07 pmAUS-IAD
6h 53m1 stop
Frontier Logo
6:15 am - 4:56 pmIAD-AUS
11h 41m1 stop
$203Frontier
Find Deal
Thu, Oct 16 - Mon, Oct 20
Frontier Logo
10:46 am - 11:30 pmAUS-IAD
11h 44m1 stop
Frontier Logo
9:38 pm - 10:29 amIAD-AUS
13h 51m1 stop
$204Frontier
Find Deal
Fri, Oct 10 - Sat, Oct 11
Frontier Logo
5:24 pm - 12:15 amAUS-IAD
5h 51m1 stop
Frontier Logo
6:10 am - 4:34 pmIAD-AUS
11h 24m1 stop
$207Frontier
Find Deal
Sun, Sep 21 - Mon, Sep 22
Logo
9:24 am - 9:13 pmAUS-IAD
10h 49m1 stop
Logo
8:02 pm - 8:19 amIAD-AUS
13h 17m1 stop
$210
Find Deal
Fri, Oct 24 - Sun, Oct 26
Frontier Logo
5:24 pm - 12:15 amAUS-IAD
5h 51m1 stop
Frontier Logo
6:10 am - 4:34 pmIAD-AUS
11h 24m1 stop
$211Frontier
Find Deal
Thu, Sep 11 - Sun, Sep 14
Frontier Logo
11:14 am - 7:07 pmAUS-IAD
6h 53m1 stop
Frontier Logo
6:15 am - 4:56 pmIAD-AUS
11h 41m1 stop
$216Frontier
Find Deal
Thu, Oct 16 - Mon, Oct 20
Logo
9:24 am - 8:43 pmAUS-IAD
10h 19m1 stop
Logo
8:36 pm - 9:30 amIAD-AUS
13h 54m1 stop
$217
Find Deal
Fri, Oct 17 - Sun, Nov 9

Frontier flights from Austin to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Austin to Washington, D.C. Dulles Intl Airport flight tickets
Frontier
Oct 16
AUS11:14 amAustin Bergstrom
6h 53m
1 stop
IAD7:07 pmWashington, D.C. Dulles Intl
Oct 17
IAD6:15 amWashington, D.C. Dulles Intl
11h 41m
1 stop
AUS4:56 pmAustin Bergstrom
$196
Find similar
Frontier
Sep 22
AUS5:29 pmAustin Bergstrom
5h 46m
1 stop
IAD12:15 amWashington, D.C. Dulles Intl
Sep 28
IAD6:10 amWashington, D.C. Dulles Intl
11h 24m
1 stop
AUS4:34 pmAustin Bergstrom
$197
Find similar
Frontier
Oct 9
AUS7:43 pmAustin Bergstrom
17h 42m
1 stop
IAD2:25 pmWashington, D.C. Dulles Intl
Oct 12
IAD7:27 pmWashington, D.C. Dulles Intl
13h 29m
1 stop
AUS7:56 amAustin Bergstrom
$202
Find similar

American Airlines flights from Austin to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Austin to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Sep 3
AUS6:12 pmAustin Bergstrom
15h 45m
1 stop
IAD10:57 amWashington, D.C. Dulles Intl
Sep 5
IAD5:40 pmWashington, D.C. Dulles Intl
16h 39m
1 stop
AUS9:19 amAustin Bergstrom
$405
Find similar
American Airlines
Sep 3
AUS6:51 pmAustin Bergstrom
15h 06m
1 stop
IAD10:57 amWashington, D.C. Dulles Intl
Sep 13
IAD11:47 amWashington, D.C. Dulles Intl
7h 21m
1 stop
AUS6:08 pmAustin Bergstrom
$435
Find similar
American Airlines
Sep 3
AUS6:51 pmAustin Bergstrom
15h 06m
1 stop
IAD10:57 amWashington, D.C. Dulles Intl
Sep 13
IAD12:48 pmWashington, D.C. Dulles Intl
8h 34m
2 stops
AUS8:22 pmAustin Bergstrom
$440
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Austin to Washington, D.C. Dulles Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 26, 2025.
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

Thu 10/16

11:14 am-7:07 pm

1 stop6h 53m

Washington, D.C. Dulles Intl

Fri 10/17

6:15 am-4:56 pm

1 stop11h 41m

$196

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Mon 9/22

5:29 pm-12:15 am

1 stop5h 46m

Washington, D.C. Dulles Intl

Sun 9/28

6:10 am-4:34 pm

1 stop11h 24m

$197

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Thu 10/9

7:43 pm-2:25 pm

1 stop17h 42m

Washington, D.C. Dulles Intl

Sun 10/12

7:27 pm-7:56 am

1 stop13h 29m

$202

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Thu 10/16

11:14 am-7:07 pm

1 stop6h 53m

Washington, D.C. Dulles Intl

Mon 10/20

6:15 am-4:56 pm

1 stop11h 41m

$203

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Fri 10/10

10:46 am-11:30 pm

1 stop11h 44m

Washington, D.C. Dulles Intl

Sat 10/11

9:38 pm-10:29 am

1 stop13h 51m

$204

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Sun 9/21

5:24 pm-12:15 am

1 stop5h 51m

Washington, D.C. Dulles Intl

Mon 9/22

6:10 am-4:34 pm

1 stop11h 24m

$207

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Fri 10/24

9:24 am-9:13 pm

1 stop10h 49m

Washington, D.C. Dulles Intl

Sun 10/26

8:02 pm-8:19 am

1 stop13h 17m

$210

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Thu 9/11

5:24 pm-12:15 am

1 stop5h 51m

Washington, D.C. Dulles Intl

Sun 9/14

6:10 am-4:34 pm

1 stop11h 24m

$211

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Thu 10/16

11:14 am-7:07 pm

1 stop6h 53m

Washington, D.C. Dulles Intl

Mon 10/20

6:15 am-4:56 pm

1 stop11h 41m

$216

AustinWashington, D.C.

AUS - IAD

AUSIAD

Austin Bergstrom

Fri 10/17

9:24 am-8:43 pm

1 stop10h 19m

Washington, D.C. Dulles Intl

Sun 11/9

8:36 pm-9:30 am

1 stop13h 54m

$217

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Austin to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, June is the cheapest month to fly from Austin to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $377. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of June, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $378.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $565. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Austin to Washington, D.C. Dulles Intl Airport for around $897.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Austin in the morning is the least expensive time of day to depart. momondo users have found prices as low as $738 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $851 on average. Flights to Washington, D.C. Dulles Intl Airport from Austin in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Austin Bergstrom to Washington, D.C. Dulles Intl flight route?

Fly from Austin Bergstrom to Washington, D.C. Dulles Intl for the best Austin Bergstrom - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $490 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Austin for as low as $282 on momondo.

What cabin class options are available on Austin Bergstrom to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Austin Bergstrom to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Austin to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of August 2025, prices for Austin to Washington, D.C. Dulles Intl Airport flights are approximately 33% more expensive when compared to flights at the same time last year.

When to book flights from Austin to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Austin to Washington, D.C. Dulles Intl Airport (AUS to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Washington, D.C. Dulles Intl Airport

Best Price Found

$189

Fastest flight time

3h 04m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Austin in the past 72 hours is $189. The best round-trip flight deal from Austin to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $429.
The fastest flight from Austin to Washington, D.C. Dulles Intl Airport takes 3h 04m
Direct flights go from Austin to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is Austin Bergstrom to Washington, D.C. Dulles Intl by plane?

    There are 1295.3 mi between Austin Bergstrom and Washington, D.C. Dulles Intl. Typically, this will take 5h 15m by plane in normal conditions.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Austin Bergstrom Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How many operators does momondo search for flights from Austin Bergstrom Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Austin Bergstrom Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Austin Bergstrom Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Austin to Washington, D.C. Dulles Intl Airport?

  • What is the most popular airline from Austin to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Austin to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Austin to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $100Free CancellationRating
7.2
702 reviews
Search Allegiant Air flights
FrontierPriceFrom $130Free CancellationRating
5.8
3,200 reviews
Search Frontier flights
American AirlinesPriceFrom $210Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $236Free CancellationRating
7.9
7,979 reviews
Search Delta flights
United AirlinesPriceFrom $268Free CancellationRating
7.4
8,943 reviews
Search United Airlines flights
SouthwestPriceFrom $300Free CancellationRating
8.0
4,243 reviews
Search Southwest flights

  • United Airlines Flights From Austin to Washington, D.C. Dulles Intl Airport

    The lowest priced United Airlines flight from Austin to Washington, D.C. Dulles Intl Airport from the last 72 hours was $268. Generally, United Airlines has 25 flights on this route every week with an average price of $532. United Airlines is rated 7.4/10 by our users.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Silver Spring
Colonial Beach
Fredericksburg
Harpers Ferry
Towson
Manassas
Rockville
Gaithersburg
Reston
Fairfax
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Austin to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Austin to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Austin with this policy.

How can momondo help me find flights from Austin to Washington, D.C.?

momondo helps you find the best flight between Austin and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Austin to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Austin to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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