What are the cheapest airlines flying from Austin to Washington, D.C. round-trip?

Currently priced at $157, Frontier will fly you from Austin to Washington, D.C. and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Allegiant Air and United Airlines - these airlines can fly you to your destination from $179 and $197, respectively. Frontier is priced at 63% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Austin to Washington, D.C. one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $54. However, be on the lookout for offers from Spirit Airlines and Southwest, as they are both options that can get you from Austin to Washington, D.C. for a low price.

How far ahead should I book a flight from Austin to Washington, D.C.?

The price you pay for your flight from Austin to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Austin to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Austin to Washington, D.C. (average of $309). Flying from Austin to Washington, D.C. in July is currently the most expensive (average of $345). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from Austin to Washington, D.C.?

Travelers seeking maximum savings on their Austin to Washington, D.C. flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular routes from Austin to Washington, D.C.?

While some choose either Austin Bergstrom - Baltimore/Washington or Austin Bergstrom - Washington, D.C. Reagan-National, Austin Bergstrom - Washington, D.C. Dulles Intl is the most popular route from Austin to Washington, D.C..

What are the cheapest flights from Austin to Washington, D.C.?

On average you can expect to pay $1,663 for a flight from Austin to Washington, D.C.. The cheapest flight overall is $96 while the most popular route, (Austin Bergstrom - Washington, D.C. Dulles Intl) is currently priced at $137.

What are the most reliable airlines from Austin to Washington, D.C.?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Austin to Washington, D.C. on time: Allegiant Air (100%), Republic Airways (100%), Brussels Airlines (82%).

What are the most popular airlines that fly from Austin to Washington, D.C.?

When booking a flight from Austin to Washington, D.C., you may want to consider flying on American Airlines, Delta or Allegiant Air as they are the most popular for this route.

What is the cheapest day to fly round-trip from Austin to Washington, D.C.?

Travelers have found that booking a Thursday departure is the best way to save up to 57% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Austin to Washington, D.C.?

To save up to 36% on this flight, we recommend booking at least 48 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Austin to Washington, D.C. from $360 1-2 weeks out and tickets from $633 for flights departing within the next 72 hours.

What is the cheapest month to fly from Austin to Washington, D.C.?

August can be a great time to fly to Washington, D.C. from Austin with a flight ticket averaging about $426. Cheapflights users have found deals in the month of August for as cheap as $142. The most expensive prices can be found in the month of November.

What is the cheapest time of day to fly from AUS to WAS?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 58% on flights from Austin to Washington, D.C. by exploring options for tickets in the evening.

What airport do you fly from for flights from Austin to Washington, D.C.?

For a flight from Austin to Washington, D.C., you will be flying from Austin Bergstrom. Austin Bergstrom (AUS) is just 7.5 mi from the center of the city. Austin Bergstrom is the only Austin airport and it handles 5 outbound flights to Washington, D.C. per day. 7 airlines have flights to Washington, D.C. from Austin Bergstrom on a regular basis.

Can I find deals for flights from Austin to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Austin to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Austin to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Washington, D.C..

Can I find deals for business class flights from Austin to Washington, D.C.?

Yes. Cheapflights offers flight deals from Austin to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$54+ Flights from Austin to Washington, D.C.

Round-trip from	$157 (Mytrip)
One-way from	$54 (Priceline)
Popular in	November
Cheapest in	August
Average price	$333
Good round-trip deal	$372 or less
Good one-way deal	$188 or less

lun. 7/285:31 pmAUS - IAD

1 stop5h 41mFrontier

mié. 7/307:30 amIAD - AUS

1 stop30h 34mFrontier

Deal found 7/2

$157

mié. 9/37:55 amAUS - DCA

1 stop27h 15mFrontier

vie. 9/56:00 pmDCA - AUS

1 stop29h 00mFrontier

Deal found 7/2

$157

lun. 7/2811:47 amAUS - IAD

Nonstop3h 09mAllegiant Air

vie. 8/110:13 amIAD - AUS

Nonstop3h 19mAllegiant Air

Deal found 7/2

$179

mié. 9/177:15 amAUS - IAD

Nonstop3h 16mUnited Airlines

lun. 9/228:30 amIAD - AUS

Nonstop3h 30mUnited Airlines

Deal found 7/2

$197

mar. 8/1212:45 pmAUS - DCA

Nonstop3h 15mSouthwest

jue. 8/145:45 pmDCA - AUS

Nonstop3h 30mSouthwest

Deal found 7/3

$197

jue. 8/77:30 amAUS - IAD

2 stops24h 53mMultiple Airlines

lun. 8/1110:13 amIAD - AUS

Nonstop3h 19mMultiple Airlines

Deal found 7/2

$210

jue. 8/145:45 amAUS - IAD

1 stop6h 35mSouthwest

lun. 8/252:10 pmIAD - AUS

1 stop9h 25mSouthwest

Deal found 7/1

$217

jue. 8/144:50 pmAUS - DCA

1 stop6h 00mAmerican Airlines

mié. 8/275:35 pmDCA - AUS

1 stop5h 08mAmerican Airlines

Deal found 7/3

$217

mié. 7/237:30 amAUS - BWI

1 stop15h 04mSpirit Airlines

vie. 7/255:45 amBWI - AUS

1 stop14h 42mSpirit Airlines

Deal found 7/2

$218

dom. 9/146:00 amAUS - BWI

1 stop11h 30mMultiple Airlines

dom. 9/148:17 pmBWI - AUS

1 stop21h 17mMultiple Airlines

Deal found 7/2

$219

jue. 8/146:13 amAUS - IAD

1 stop5h 35mAmerican Airlines

mié. 8/2010:25 amIAD - AUS

2 stops9h 21mAmerican Airlines

Deal found 7/2

$222

mié. 9/179:20 amAUS - BWI

2 stops6h 35mSouthwest

lun. 9/226:50 amBWI - AUS

1 stop5h 05mSouthwest

Deal found 7/2

$222

Airline	Cheapest	Average	Flexibility	On-time
Allegiant Air	Cheapest$96	Average$163	FlexibilityNo cancel fee	On-time88%
Frontier	Cheapest$111	Average$212	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$154	Average$263	FlexibilityNo cancel fee	On-time65%
American Airlines	Cheapest$158	Average$389	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$201	Average$484	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$216	Average$387	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$333	Average$494	FlexibilityNo cancel fee	On-time63%

$54+ Cheap flights from Austin (AUS) to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/29. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Austin Bergstrom to Washington, D.C. are usually found in August or July, booked 86 days in advance, depart on a Friday or Thursday and return on a Saturday

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Cheapest flights from Austin to Washington, D.C.Explore the most affordable flight options available from Austin to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

Explore the most affordable flight options available from Austin to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

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The best insider tips for Austin to Washington, D.C. flights

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Best time to book a flight from Austin to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Austin with our price prediction graph.

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Everything you need to know about your flight from Austin to Washington, D.C.

How far ahead should I book a flight from Austin to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Austin to Washington, D.C.. Price data was last updated on June 27, 2025.

What is the cheapest month to book a flight from Austin to Washington, D.C.?

What is the cheapest time of day to fly from AUS to WAS?

Find hourly flight availability from Austin to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 3, 2025.

What is the cheapest day to fly from Austin to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Austin to Washington, D.C.. Price data was last updated on June 29, 2025.

Reviews of airlines servicing Washington, D.C.

See what other customers who have flown with Southwest, Delta, and United Airlines from Austin to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Austin to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Austin to Washington, D.C.?

What are the cheapest airlines flying from Austin to Washington, D.C. round-trip?

What are the cheapest airlines to fly from Austin to Washington, D.C. one-way?

What are the most popular routes from Austin to Washington, D.C.?

What are the most reliable airlines from Austin to Washington, D.C.?

What are the cheapest flights from Austin to Washington, D.C.?

Can I find deals for flights from Austin to Washington, D.C. that include hotel bookings?

How can I find direct flights from Austin to Washington, D.C.?

Can I find deals for business class flights from Austin to Washington, D.C.?

What is the cheapest month to book a flight from Austin to Washington, D.C.?

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Cheapest flights from Austin to Washington, D.C.
Explore the most affordable flight options available from Austin to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.