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Cheap flights from Washington, D.C. Dulles Intl Airport to Austin from $107

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Austin departing on 12/22. 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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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Austin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:35 am - 5:44 pmIAD-AUS
10h 09m1 stop
Frontier Logo
9:03 am - 11:52 amAUS-IAD
25h 49m1 stop
$221Frontier
Find Deal
vie., nov. 21 - dom., nov. 23
Frontier Logo
9:00 am - 9:04 amIAD-AUS
49h 04m2 stops
Frontier Logo
10:38 am - 8:24 pmAUS-IAD
8h 46m1 stop
$222Frontier
Find Deal
mar., dic. 2 - dom., dic. 7
Multiple Airlines Logo
5:34 pm - 10:49 pmIAD-AUS
30h 15m2 stops
Multiple Airlines Logo
5:56 pm - 12:11 amAUS-IAD
5h 15m1 stop
$225Multiple Airlines
Find Deal
vie., nov. 14 - dom., nov. 16
Frontier Logo
8:40 am - 8:42 pmIAD-AUS
13h 02m2 stops
Frontier Logo
10:34 am - 2:18 pmAUS-IAD
26h 44m1 stop
$226Frontier
Find Deal
mar., nov. 11 - jue., nov. 13
Multiple Airlines Logo
5:26 pm - 1:13 pmIAD-AUS
20h 47m2 stops
Multiple Airlines Logo
6:00 am - 9:03 pmAUS-IAD
14h 03m1 stop
$227Multiple Airlines
Find Deal
dom., dic. 7 - lun., ene. 5
Frontier Logo
5:37 pm - 4:56 pmIAD-AUS
24h 19m1 stop
Frontier Logo
5:51 pm - 11:38 amAUS-IAD
16h 47m1 stop
$228Frontier
Find Deal
mar., dic. 23 - mié., dic. 31
Frontier Logo
6:00 am - 7:56 pmIAD-AUS
14h 56m2 stops
Frontier Logo
5:56 pm - 12:11 amAUS-IAD
5h 15m1 stop
$230Frontier
Find Deal
jue., nov. 13 - dom., nov. 16
Frontier Logo
8:36 pm - 4:45 pmIAD-AUS
21h 09m1 stop
Frontier Logo
8:51 pm - 7:52 pmAUS-IAD
22h 01m2 stops
$231Frontier
Find Deal
jue., nov. 13 - dom., nov. 16
Frontier Logo
5:45 am - 5:13 pmIAD-AUS
12h 28m1 stop
Frontier Logo
10:38 am - 8:24 pmAUS-IAD
8h 46m1 stop
$232Frontier
Find Deal
vie., dic. 5 - dom., dic. 7
Frontier Logo
9:00 am - 8:08 amIAD-AUS
24h 08m2 stops
Frontier Logo
5:51 pm - 11:38 amAUS-IAD
16h 47m1 stop
$233Frontier
Find Deal
mié., dic. 17 - mié., dic. 24

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

Our best Frontier deals on Washington, D.C. Dulles Intl Airport to Austin flight tickets
Frontier
Nov 21
IAD8:35 amWashington, D.C. Dulles Intl
10h 09m
1 stop
AUS5:44 pmAustin Bergstrom
Nov 23
AUS9:03 amAustin Bergstrom
25h 49m
1 stop
IAD11:52 amWashington, D.C. Dulles Intl
$221
Find similar
Frontier
Dec 2
IAD9:00 amWashington, D.C. Dulles Intl
49h 04m
2 stops
AUS9:04 amAustin Bergstrom
Dec 7
AUS10:38 amAustin Bergstrom
8h 46m
1 stop
IAD8:24 pmWashington, D.C. Dulles Intl
$222
Find similar
Frontier
Nov 11
IAD8:40 amWashington, D.C. Dulles Intl
13h 02m
2 stops
AUS8:42 pmAustin Bergstrom
Nov 13
AUS10:34 amAustin Bergstrom
26h 44m
1 stop
IAD2:18 pmWashington, D.C. Dulles Intl
$226
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Austin 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 octubre 30, 2025.
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

Washington, D.C.Austin

IAD - AUS

IADAUS

Washington, D.C. Dulles Intl

vie. 11/21

8:35 am-5:44 pm

1 stop10h 09m

Austin Bergstrom

dom. 11/23

9:03 am-11:52 am

1 stop25h 49m

$221

Washington, D.C.Austin

IAD - AUS

IADAUS

Washington, D.C. Dulles Intl

mar. 12/2

9:00 am-9:04 am

2 stops49h 04m

Austin Bergstrom

dom. 12/7

10:38 am-8:24 pm

1 stop8h 46m

$222

Washington, D.C.Austin

IAD - AUS

IADAUS

Washington, D.C. Dulles Intl

vie. 11/14

5:34 pm-10:49 pm

2 stops30h 15m

Austin Bergstrom

dom. 11/16

5:56 pm-12:11 am

1 stop5h 15m

$225

Washington, D.C.Austin

IAD - AUS

IADAUS

Washington, D.C. Dulles Intl

mar. 11/11

8:40 am-8:42 pm

2 stops13h 02m

Austin Bergstrom

jue. 11/13

10:34 am-2:18 pm

1 stop26h 44m

$226

Washington, D.C.Austin

IAD - AUS

IADAUS

Washington, D.C. Dulles Intl

dom. 12/7

5:26 pm-1:13 pm

2 stops20h 47m

Austin Bergstrom

lun. 1/5

6:00 am-9:03 pm

1 stop14h 03m

$227

Washington, D.C.Austin

IAD - AUS

IADAUS

Washington, D.C. Dulles Intl

mar. 12/23

5:37 pm-4:56 pm

1 stop24h 19m

Austin Bergstrom

mié. 12/31

5:51 pm-11:38 am

1 stop16h 47m

$228

Washington, D.C.Austin

IAD - AUS

IADAUS

Washington, D.C. Dulles Intl

jue. 11/13

6:00 am-7:56 pm

2 stops14h 56m

Austin Bergstrom

dom. 11/16

5:56 pm-12:11 am

1 stop5h 15m

$230

Washington, D.C.Austin

IAD - AUS

IADAUS

Washington, D.C. Dulles Intl

jue. 11/13

8:36 pm-4:45 pm

1 stop21h 09m

Austin Bergstrom

dom. 11/16

8:51 pm-7:52 pm

2 stops22h 01m

$231

Washington, D.C.Austin

IAD - AUS

IADAUS

Washington, D.C. Dulles Intl

vie. 12/5

5:45 am-5:13 pm

1 stop12h 28m

Austin Bergstrom

dom. 12/7

10:38 am-8:24 pm

1 stop8h 46m

$232

Washington, D.C.Austin

IAD - AUS

IADAUS

Washington, D.C. Dulles Intl

mié. 12/17

9:00 am-8:08 am

2 stops24h 08m

Austin Bergstrom

mié. 12/24

5:51 pm-11:38 am

1 stop16h 47m

$233

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 Austin from

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

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 Austin?

The cheapest month to fly to Austin from Washington, D.C. Dulles Intl Airport is in August. Flight prices, which tend to average around $350, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in August, then July is your next best option. Flight prices from Washington, D.C. Dulles Intl Airport to Austin during July average around $382.

What is the cheapest day to depart on your flight to Austin?

The cheapest day to depart on your flight to Austin is on a Wednesday when prices can be found for as low as $472. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Dulles Intl Airport to Austin for around $548.

What is the cheapest time of day to depart on your flight to Austin?

In the evening is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Austin when you can find flight prices for as low as $462. Flying to Austin in the evening is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly in the morning, with an average ticket price of $495. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

How far in advance should I book a flight to Austin?

You are more likely to see cheaper flights to Austin from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around $484 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from Washington, D.C. Dulles Intl Airport for as low as $330 on momondo.

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

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

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Austin flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. Dulles Intl Airport to Austin.

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

As of October 2025, prices for Washington, D.C. Dulles Intl Airport to Austin flights are approximately 25% more expensive when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$215

Fastest flight time

3h 46m

Direct flights

Every day

Airports in Austin

1 airport
The best one-way flight to Austin from Washington, D.C. Dulles Intl Airport in the past 72 hours is $215. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Austin found on momondo in the last 72 hours is $434.
The fastest flight from Washington, D.C. Dulles Intl Airport to Austin takes 3h 46m
Direct flights go from Washington, D.C. Dulles Intl Airport to Austin every day.
There is 1 airport near Austin: Austin Bergstrom (AUS)
Search flight deals

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

    Austin Bergstrom is 1295.3 mi away from Washington, D.C. Dulles Intl. In terms of flight time, this usually takes a little over 10h 09m.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Austin Bergstrom Airport.

  • What documentation or ID do you need to fly to Austin Bergstrom Airport?

    The travel and health documents required for your trip to Austin Bergstrom Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Austin Bergstrom Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Austin with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $91Free CancellationRating
7.2
695 reviews
Search Allegiant Air flights
FrontierPriceFrom $135Free CancellationRating
5.8
3,123 reviews
Search Frontier flights
American AirlinesPriceFrom $216Free CancellationRating
7.2
11,030 reviews
Search American Airlines flights
DeltaPriceFrom $236Free CancellationRating
7.9
7,993 reviews
Search Delta flights
United AirlinesPriceFrom $272Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
SouthwestPriceFrom $447Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

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

    United Airlines flight deals from Washington, D.C. Dulles Intl Airport to Austin start from $272 round-trip. Over the 9 United Airlines flights for this route in a normal week, average airfare is usually $518 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg
Wimberley
San Marcos
Round Rock
Georgetown
Canyon Lake
Marble Falls
Cedar Park
Horseshoe Bay
Dripping Springs
Seguin
Kyle
Pflugerville
Bastrop
Buda
Flatonia

Why use momondo?

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

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

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

All flight searches from Washington, D.C. to Austin on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Austin flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Washington, D.C. to Austin 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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