£361 Cheap United flights from Austin to Washington (AUS→IAD)

View £361 flight on Sat, 18 Apr 2026Opens in a new window

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United flights from Austin to Washington (AUS→IAD)

Prices were available within the past 7 days and start at £361 for one-way flights and £421 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, 25 May - Tue, 9 Jun
AUS
Austin
IAD
Washington
£421 Return, found 2 days ago
£421
Return
found 2 days ago
Select United flight, departing Mon, 25 May from Austin to Washington, returning Tue, 9 Jun, priced at £421 found 2 days ago
United
Sun, 3 May - Sat, 16 May
AUS
Austin
IAD
Washington
£422 Return, found 2 days ago
£422
Return
found 2 days ago
Select United flight, departing Sun, 3 May from Austin to Washington, returning Sat, 16 May, priced at £422 found 2 days ago
United
Sun, 26 Apr - Thu, 14 May
AUS
Austin
IAD
Washington
£450 Return, found 2 days ago
£450
Return
found 2 days ago
Select United flight, departing Sun, 26 Apr from Austin to Washington, returning Thu, 14 May, priced at £450 found 2 days ago
United
Mon, 25 May - Sun, 7 Jun
AUS
Austin
IAD
Washington
£454 Return, found 2 days ago
£454
Return
found 2 days ago
Select United flight, departing Mon, 25 May from Austin to Washington, returning Sun, 7 Jun, priced at £454 found 2 days ago
United
Sun, 3 May - Sun, 17 May
AUS
Austin
IAD
Washington
£456 Return, found 2 days ago
£456
Return
found 2 days ago
Select United flight, departing Sun, 3 May from Austin to Washington, returning Sun, 17 May, priced at £456 found 2 days ago
United
Sun, 3 May - Fri, 22 May
AUS
Austin
IAD
Washington
£463 Return, found 2 days ago
£463
Return
found 2 days ago
Select United flight, departing Sun, 3 May from Austin to Washington, returning Fri, 22 May, priced at £463 found 2 days ago
United
Sat, 18 Apr - Sat, 2 May
AUS
Austin
IAD
Washington
£487 Return, found 2 days ago
£487
Return
found 2 days ago
Select United flight, departing Sat, 18 Apr from Austin to Washington, returning Sat, 2 May, priced at £487 found 2 days ago
United
Sat, 18 Apr - Thu, 7 May
AUS
Austin
IAD
Washington
£495 Return, found 2 days ago
£495
Return
found 2 days ago
Select United flight, departing Sat, 18 Apr from Austin to Washington, returning Thu, 7 May, priced at £495 found 2 days ago
United
Sun, 19 Apr - Thu, 7 May
AUS
Austin
IAD
Washington
£532 Return, found 2 days ago
£532
Return
found 2 days ago
Select United flight, departing Sun, 19 Apr from Austin to Washington, returning Thu, 7 May, priced at £532 found 2 days ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city centre is 36 minutes. Flights from £435
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city centre36 min
Flights from £435

Frequently asked questions

How much is a United Airlines flight from Austin-Bergstrom Intl. Airport (AUS) to Washington Dulles Intl. Airport (IAD)?
Scoring cheap one-way United Airlines flights from AUS to IAD from £361 on Expedia is simple — just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares from £421 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from AUS to IAD with United Airlines?
Look for one-way or return flights to Washington in January or February. You could find an affordable fare with United Airlines during these off-peak months.
Does United Airlines fly nonstop from Austin-Bergstrom Intl. Airport (AUS) to Washington Dulles Intl. Airport (IAD)?
Choose from one of United Airlines's 19 weekly direct flights from Austin-Bergstrom Intl. Airport (AUS) to Washington Dulles Intl. Airport (IAD). To view available options, enter your dates, origin and destination and hit search. Next, apply the "Nonstop" and "Airline" filters.
How long does it take to fly from AUS to IAD with United Airlines?
Leave Austin-Bergstrom Intl. Airport (AUS) for Washington Dulles Intl. Airport (IAD) on a nonstop United Airlines flight, and you'll be airborne for about 3h 12m.
Which day of the week has the most United Airlines flights from Austin-Bergstrom Intl. Airport (AUS) to Washington Dulles Intl. Airport (IAD)?
Thursday has the most United Airlines flights from Austin-Bergstrom Intl. Airport (AUS) to Washington Dulles Intl. Airport (IAD). With 3 daily departures, this is a great day to book something that will suit your schedule.
What airports does United Airlines fly into in Washington?
United Airlines flights from Austin-Bergstrom Intl. Airport (AUS) to Washington come in to Washington Dulles Intl. Airport (IAD), Baltimore Washington Intl. Thurgood Marshall Airport (BWI) and Ronald Reagan Washington National Airport (DCA). The main Washington gateway served by this airline is IAD. It's always worth looking into flights landing at other nearby airports on Expedia as they may have cheaper prices.
What type of plane does United Airlines fly from Austin-Bergstrom Intl. Airport (AUS) to Washington Dulles Intl. Airport (IAD)?
For the Austin-Bergstrom Intl. Airport (AUS) to Washington Dulles Intl. Airport (IAD) route, United Airlines typically operates Airbus A320 and Embraer 175 planes. Don't forget that last-minute changes can occur for operational needs, so your flight may be on a different aircraft.
Can I change or cancel my United Airlines flight from Austin-Bergstrom Intl. Airport (AUS) to Washington Dulles Intl. Airport (IAD)?
It's generally possible to cancel or modify your flight, although additional fees may apply if you made your booking more than 24 hours ago. Need flexible options? Use Expedia's "No cancel fee" or "Changes included" filter to find flights that won't charge extra if you have to revise your plans. To modify your itinerary, visit "Trips," select your flight and click on "Manage Booking" for more information.

Travel information

Origin airport
Austin-Bergstrom Intl.
Destination airport
Washington Dulles Intl.
Distance
2072 km
Average flight time
4 hours 19 mins

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