What airlines fly to Austin?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Austin from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 79% of people opting to fly with this airline when traveling to Austin. Keep in mind that there are 6 different airlines that fly to Austin on a routine basis, so you have a few additional options to choose from.

How many flights depart from Washington, D.C. Dulles Intl Airport to Austin on average per week?

The number of flights available between Washington, D.C. Dulles Intl Airport and Austin is 30 per week as of July 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Austin Bergstrom?

Allegiant Air, United Airlines, and American Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Austin Bergstrom

How many flights depart from Washington, D.C. Dulles Intl Airport to Austin on average per day?

4 flights are operational daily from Washington, D.C. Dulles Intl Airport to Austin as of July 2025. The most popular departure time for this route is 5:00PM, with 66% of flights per day taking off in the afternoon.

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?

As of July 2025, there are 6 operators available to choose from for flights 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.

$65 Cheap Flights from Washington, D.C. Dulles Intl Airport to Austin in 2025

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Austin

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

10:13 am - 12:32 pmIAD-AUS

3h 19mnonstop

11:47 am - 3:56 pmAUS-IAD

3h 09mnonstop

$135Allegiant Air

Find Deal

Mon, Aug 4 - Mon, Aug 11

10:13 am - 12:32 pmIAD-AUS

3h 19mnonstop

11:47 am - 3:56 pmAUS-IAD

3h 09mnonstop

$138Allegiant Air

Find Deal

Fri, Aug 8 - Mon, Aug 11

10:13 am - 12:32 pmIAD-AUS

3h 19mnonstop

11:47 am - 3:56 pmAUS-IAD

3h 09mnonstop

$145Allegiant Air

Find Deal

Mon, Aug 4 - Mon, Aug 11

3:45 pm - 6:15 pmIAD-AUS

3h 30mnonstop

12:05 pm - 4:21 pmAUS-IAD

3h 16mnonstop

$149United Airlines

Find Deal

Wed, Sep 17 - Sat, Sep 20

8:25 am - 11:11 amIAD-AUS

3h 46mnonstop

10:00 am - 5:30 pmAUS-IAD

6h 30m1 stop

$155United Airlines

Find Deal

Wed, Nov 5 - Tue, Nov 11

4:36 pm - 11:58 pmIAD-AUS

8h 22m2 stops

1:37 pm - 7:49 pmAUS-IAD

5h 12m1 stop

$174American Airlines

Find Deal

Wed, Aug 13 - Sat, Aug 16

6:11 am - 12:22 pmIAD-AUS

7h 11m1 stop

7:00 am - 6:51 pmAUS-IAD

10h 51m2 stops

$194American Airlines

Find Deal

Thu, Oct 23 - Tue, Oct 28

6:10 am - 4:31 pmIAD-AUS

11h 21m1 stop

5:26 pm - 12:16 amAUS-IAD

5h 50m1 stop

$202Frontier

Find Deal

Thu, Aug 21 - Mon, Aug 25

5:00 am - 9:36 amIAD-AUS

5h 36m1 stop

5:56 pm - 12:06 amAUS-IAD

5h 10m1 stop

$211Frontier

Find Deal

Sun, Nov 2 - Thu, Nov 6

6:00 am - 10:42 amIAD-AUS

5h 42m1 stop

1:28 pm - 9:42 pmAUS-IAD

7h 14m1 stop

$237Delta

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Thu, Aug 14 - Thu, Aug 21

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

Our best Allegiant Air deals on Washington, D.C. Dulles Intl Airport to Austin flight tickets

Allegiant Air

Aug 4

IAD10:13 amWashington, D.C. Dulles Intl

3h 19m

AUS12:32 pmAustin Bergstrom

Aug 11

AUS11:47 amAustin Bergstrom

3h 09m

IAD3:56 pmWashington, D.C. Dulles Intl

$135

Find similar

Allegiant Air

Aug 8

IAD10:13 amWashington, D.C. Dulles Intl

3h 19m

AUS12:32 pmAustin Bergstrom

Aug 11

AUS11:47 amAustin Bergstrom

3h 09m

IAD3:56 pmWashington, D.C. Dulles Intl

$138

Find similar

Allegiant Air

Aug 4

IAD10:13 amWashington, D.C. Dulles Intl

3h 19m

AUS12:32 pmAustin Bergstrom

Aug 11

AUS11:47 amAustin Bergstrom

3h 09m

IAD3:56 pmWashington, D.C. Dulles Intl

$145

Find similar

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

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Austin flight tickets

United Airlines

Sep 17

IAD3:45 pmWashington, D.C. Dulles Intl

3h 30m

AUS6:15 pmAustin Bergstrom

Sep 20

AUS12:05 pmAustin Bergstrom

3h 16m

IAD4:21 pmWashington, D.C. Dulles Intl

$149

Find similar

United Airlines

Nov 5

IAD8:25 amWashington, D.C. Dulles Intl

3h 46m

AUS11:11 amAustin Bergstrom

Nov 11

AUS10:00 amAustin Bergstrom

6h 30m

1 stop

IAD5:30 pmWashington, D.C. Dulles Intl

$155

Find similar

United Airlines

Aug 30

IAD5:55 pmWashington, D.C. Dulles Intl

3h 30m

AUS8:25 pmAustin Bergstrom

Sep 1

AUS7:15 amAustin Bergstrom

3h 16m

IAD11:31 amWashington, D.C. Dulles Intl

$169

Find similar

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

Prices

Airlines

Other information

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 July. Flight prices, which tend to average around $354, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in July, then August is your next best option. Flight prices from Washington, D.C. Dulles Intl Airport to Austin during August average around $364.

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 Saturday when prices can be found for as low as $469. 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 $301. Flying to Austin in the evening is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly at noon, with an average ticket price of $504. Departure times at noon 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 $479 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 $239 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 July 2025, prices for Washington, D.C. Dulles Intl Airport to Austin flights are approximately 9% 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	$65
Fastest flight time	3h 19m
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 $65. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Austin found on momondo in the last 72 hours is $135.

The fastest flight from Washington, D.C. Dulles Intl Airport to Austin takes 3h 19m

Direct flights go from Washington, D.C. Dulles Intl Airport to Austin every day.

There is 1 airport near Austin: Austin Bergstrom (AUS)

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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 3h 19m.
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?
As of July 2025, there are 6 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Washington, D.C. Dulles Intl Airport to Austin is Boeing 737 MAX 8 (21.58% of total bookings). The next most popular plane models are Airbus A319 (15.54%), Boeing 737-700 (14.59%), and Boeing 737-900 (11.77%).
What is the most popular airline from Washington, D.C. Dulles Intl Airport to Austin?
Based on momondo bookings for flights between Washington, D.C. Dulles Intl Airport and Austin, the leading airline is United Airlines, making up 78% of the total bookings. Other popular airlines include American Airlines with 7%, Allegiant Air with 6%, and Delta with 5%.

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
Frontier	PriceFrom $108	Free Cancellation	Rating 5.9 3,271 reviews	Search Frontier flights
Allegiant Air	PriceFrom $115	Free Cancellation	Rating 7.2 704 reviews	Search Allegiant Air flights
Delta	PriceFrom $222	Free Cancellation	Rating 8.0 7,952 reviews	Search Delta flights
American Airlines	PriceFrom $255	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $284	Free Cancellation	Rating 7.4 8,846 reviews	Search United Airlines flights
Southwest	PriceFrom $447	Free Cancellation	Rating 8.0 4,250 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 $284 round-trip. Over the 16 United Airlines flights for this route in a normal week, average airfare is usually $524 round-trip - but some users have found much cheaper deals with momondo.

Fredericksburg

San Marcos

Round Rock

Wimberley

Georgetown

Canyon Lake

Marble Falls

Dripping Springs

Cedar Park

Horseshoe Bay

Pflugerville

Seguin

Kyle

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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Cheap flights from Washington, D.C. Dulles Intl Airport to Austin from $65

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Austin

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

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

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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?

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

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

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?

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 July 2025, prices for Washington, D.C. Dulles Intl Airport to Austin flights are approximately 9% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Austin Bergstrom?

Allegiant Air, United Airlines, and American Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Austin Bergstrom

What airlines fly to Austin?

How many flights depart from Washington, D.C. Dulles Intl Airport to Austin on average per day?

4 flights are operational daily from Washington, D.C. Dulles Intl Airport to Austin as of July 2025. The most popular departure time for this route is 5:00PM, with 66% of flights per day taking off in the afternoon.

How many flights depart from Washington, D.C. Dulles Intl Airport to Austin on average per week?

The number of flights available between Washington, D.C. Dulles Intl Airport and Austin is 30 per week as of July 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

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

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

Fastest flight time

Direct flights

Airports in Austin

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

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

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?

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

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

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

Traveling to a place near Austin?

Why use momondo?

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

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

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

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

An easier way to manage your Austin trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Texas