Cheap Flight Tickets from Washington (IAD) to Austin (AUS), Starting at $383

Good to Know: Cheapest and Fastest IAD - AUS Flights

Useful information for finding best airline tickets from Washington Dulles International to Austin Bergstrom International on your next trip.

Cheapest Round Trip Flight

$434

WN Southwest Airlines • nonstop • 5h 55m

Mar 11 – Mar 23

The cheapest round trip flight from Washington to Austin (IAD-AUS-IAD) is currently $434

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Cheapest Direct Flight

$429

WN Southwest Airlines • nonstop • 10h 40m

Mar 11

The cheapest nonstop flight from Washington to Austin (IAD-AUS) is currently $429

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Fastest Flight

5h 30m

The fastest nonstop flight from Washington to Austin (IAD-AUS) takes 5h 30m

Top Airlines Flying from Washington to Austin

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Washington (IAD) to Austin (AUS)

Compare and book low fare round-trip air tickets from Washington to Austin. Ideal for travelers with confirmed return itineraries.

Mar 11 - Mar 23, Economy
WN
Washington → Austin
5h 55m
8:10 AM - 11:05 AM • nonstop
WN
Washington → Austin
5h 5m
5:25 AM - 9:30 AM • nonstop
$434
Southwest Airlines
Mar 11 - Mar 23, Economy
WN
Washington → Austin
8h 55m
10:25 AM - 3:00 PM • nonstop
WN
Washington → Austin
5h 5m
5:25 AM - 9:30 AM • nonstop
$546
Southwest Airlines
Mar 11 - Mar 23, Economy
DL
Washington → Austin
15h 41m
10:05 AM - 6:46 PM • 1 stop
DL
Washington → Austin
18h 20m
12:20 PM - 12:20 AM • 1 stop
$632
Delta Airlines
Mar 11 - Mar 23, Economy
DL
Washington → Austin
20h 46m
7:00 AM - 6:46 PM • 1 stop
DL
Washington → Austin
20h 28m
10:52 AM - 12:20 AM • 1 stop
$632
Delta Airlines
Mar 11 - Mar 23, Economy
DL
Washington → Austin
22h 26m
6:00 AM - 6:46 PM • 1 stop
DL
Washington → Austin
13h 55m
2:45 PM - 12:20 AM • 1 stop
$632
Delta Airlines
Mar 11 - Mar 23, Economy
DL
Washington → Austin
20h 21m
6:00 AM - 5:21 PM • 1 stop
DL
Washington → Austin
15h 26m
8:00 AM - 6:26 PM • 1 stop
$632
Delta Airlines

Fly from Washington to Austin with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Washington to Austin? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Washington to Austin Flights

What are the airports in Washington?
IAD,BWI,DCA
What’s the most popular airline flying from IAD to AUS?
The most popular airline flying from Washington to Austin are
Can I fly from IAD to AUS non-stop?
Yes, you can fly IAD to AUS non-stop on
Which airlines fly nonstop between Washington and Austin?
The non-stop flights between Washington and Austin are .
What’s the earliest departure time from IAD to AUS Airport?
The earliest flight leaves IAD at 6:00 am and lands in AUS - Austin Bergstrom International
What are the airports in Austin?
AUS
Can I make changes to my Washington to Austin flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from IAD to AUS?
Read the fare rules of the Washington to Austin air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Washington and Austin?
operate flights between Washington and Austin
How long does a flight from Washington to Austin take?
It takes approximately 3 hour to fly non-stop from IAD to AUS, which is 1296.73 miles by air.
Which airlines provide the cheapest flights from Washington (IAD) to Austin (AUS) ?
In the past couple of days, the cheapest tickets to AUS from IAD were found on DL : USD 632
Do I need a passport to fly between IAD and AUS?
No
What’s the latest departure time from IAD to AUS ?
The last flight leaves IAD at 8:10 pm

Washington (IAD) to Austin (AUS): Airport Information

Origin Airport Washington Dulles International , Washington, US
Destination Airport Austin Bergstrom International , Austin, US
Distance 1297 miles

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