How long is the flight from Washington, D.C. to Australia?

For as low as $1,238, Delta can have you in Australia from Washington, D.C. in 23h 16m. There are 9781 mi between Washington, D.C. and Australia. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Australia ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

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

The most popular flight routes from Washington, D.C. to Australia are Washington, D.C. Dulles Intl - Melbourne, Washington, D.C. Dulles Intl - Sydney Kingsford Smith and Baltimore/Washington - Sydney Kingsford Smith.

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

When booking a flight from Washington, D.C. to Australia, you may want to consider flying on United Airlines, Qantas Airways or Air New Zealand as they are the most popular for this route.

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

When flying from Washington, D.C. to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

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

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

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

$554+ Cheap Flights from Washington, D.C. to Australia

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Cheap flight deals from Washington, D.C. to Australia

Cheapest

Best

Last-minute

One-way

Cheapest flights from Washington, D.C. to Australia
Explore the most affordable flight options available from Washington, D.C. to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.

Mon 9/147:50 am -

3 stops38h 00m

Sun 9/201:15 pm -

3 stops34h 17m

Deal found 8/15

$1,034

Wed 9/1611:12 am -

3 stops34h 38m

Wed 9/231:15 pm -

3 stops35h 12m

Deal found 8/14

$1,044

Wed 9/2311:12 am -

3 stops33h 23m

Sun 9/2711:35 am -

3 stops36h 42m

Deal found 8/16

$1,045

Sun 9/137:50 am -

3 stops48h 35m

Wed 9/231:15 pm -

3 stops35h 12m

Deal found 8/12

$1,049

Sun 9/137:50 am -

3 stops38h 00m

Mon 9/211:15 pm -

3 stops35h 02m

Deal found 8/12

$1,051

Sun 9/137:50 am -

3 stops38h 35m

Wed 9/301:25 pm -

3 stops35h 02m

Deal found 8/12

$1,063

Tue 9/2211:12 am -

3 stops34h 53m

Wed 9/301:25 pm -

3 stops35h 02m

Deal found 8/14

$1,065

Mon 9/147:50 am -

3 stops48h 30m

Mon 9/281:15 pm -

3 stops55h 05m

Deal found 8/15

$1,070

Mon 9/283:57 pm -

1 stop23h 03m

Mon 10/52:35 pm -

2 stops24h 24m

Deal found 8/14

$1,132

Mon 9/283:57 pm -

1 stop23h 03m

Mon 10/122:35 pm -

1 stop23h 19m

Deal found 8/15

$1,135

Wed 9/3011:12 am -

3 stops45h 13m

Wed 10/72:15 pm -

3 stops31h 05m

Deal found 8/16

$1,137

Wed 11/47:00 am -

3 stops33h 55m

Tue 11/1010:20 am -

3 stops51h 38m

Deal found 8/13

$1,151

Best flights from Washington, D.C. to Australia
Discover carefully curated flight deals from Washington, D.C. to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.

Wed 9/1612:30 pm -

2 stops29h 20m

Wed 9/2310:00 am -

2 stops34h 18m

Deal found 8/16

$1,163

Sun 8/235:44 pm -

1 stop23h 16m

Wed 10/1411:20 am -

1 stop21h 14m

Deal found 8/14

$1,238

Sat 10/3111:55 am -

2 stops43h 30m

Wed 11/42:05 pm -

1 stop21h 11m

Deal found 8/14

$1,378

Sun 9/63:45 pm -

2 stops25h 20m

Tue 9/1510:15 am -

2 stops42h 45m

Deal found 8/16

$1,401

Mon 10/194:00 pm -

3 stops33h 05m

Thu 10/228:55 pm -

3 stops38h 30m

Deal found 8/13

$1,485

Tue 2/99:20 pm -

2 stops54h 05m

Tue 2/169:35 pm -

2 stops54h 10m

Deal found 8/15

$1,536

Wed 9/237:50 am -

2 stops31h 10m

Mon 9/288:35 pm -

2 stops33h 05m

Deal found 8/16

$1,588

Wed 11/1111:40 am -

2 stops32h 50m

Sat 11/218:40 am -

2 stops30h 09m

Deal found 8/16

$1,645

Sun 9/67:02 am -

2 stops44h 28m

Tue 9/1510:10 pm -

2 stops37h 18m

Deal found 8/14

$1,681

Mon 11/23:31 pm -

1 stop23h 59m

Mon 11/91:10 pm -

2 stops23h 04m

Deal found 8/12

$1,806

Wed 9/910:55 am -

1 stop41h 10m

Mon 9/146:00 am -

1 stop40h 40m

Deal found 8/14

$1,835

Fri 11/1310:00 am -

2 stops39h 00m

Sun 11/226:20 pm -

3 stops53h 40m

Deal found 8/17

$2,185

Mon 9/142:03 pm -

2 stops27h 47m

Sun 9/2710:00 am -

2 stops34h 18m

Deal found 8/15

$1,163

Mon 9/283:04 pm -

2 stops26h 26m

Mon 10/511:55 am -

2 stops24h 07m

Deal found 8/16

$1,268

Tue 9/157:15 pm -

2 stops46h 35m

Sun 9/2710:00 am -

2 stops25h 25m

Deal found 8/15

$1,175

Tue 9/158:00 am -

1 stop34h 15m

Sun 9/279:30 am -

1 stop21h 07m

Deal found 8/15

$1,275

Sun 9/69:40 am -

2 stops31h 25m

Tue 9/158:45 pm -

2 stops37h 14m

Deal found 8/16

$1,440

Tue 11/1012:39 pm -

3 stops39h 41m

Fri 11/276:00 am -

3 stops31h 26m

Deal found 8/12

$1,485

Thu 11/122:01 pm -

2 stops25h 59m

Sat 11/2110:10 am -

2 stops29h 31m

Deal found 8/16

$1,263

Mon 9/149:40 pm -

2 stops32h 00m

Mon 9/219:35 pm -

2 stops51h 55m

Deal found 8/15

$1,545

Fri 8/215:44 pm -

1 stop23h 16m

Wed 9/29:30 am -

2 stops23h 12m

Deal found 8/14

$1,293

Wed 9/26:59 pm -

2 stops37h 16m

Wed 9/97:25 am -

2 stops39h 37m

Deal found 8/14

$1,506

Mon 11/28:00 am -

1 stop32h 30m

Mon 11/911:40 am -

1 stop20h 46m

Deal found 8/12

$1,297

Wed 9/3010:21 am -

2 stops30h 29m

Wed 10/710:15 am -

2 stops25h 05m

Deal found 8/16

$1,313

Mon 10/197:02 am -

3 stops33h 28m

Tue 11/311:15 am -

3 stops34h 29m

Deal found 8/12

$1,769

Sun 9/65:35 pm -

2 stops38h 40m

Mon 9/1411:45 pm -

2 stops38h 14m

Deal found 8/14

$1,506

Mon 11/95:05 pm -

2 stops26h 25m

Thu 11/2612:00 pm -

1 stop23h 00m

Deal found 8/14

$1,862

Sat 9/510:55 am -

1 stop29h 10m

Mon 9/216:00 am -

1 stop40h 40m

Deal found 8/12

$1,884

Sat 10/318:00 am -

1 stop32h 30m

Wed 11/411:40 am -

1 stop20h 46m

Deal found 8/16

$1,297

Tue 9/2911:31 am -

2 stops44h 44m

Tue 10/63:25 pm -

2 stops47h 34m

Deal found 8/15

$1,917

Last-minute flights from Washington, D.C. to Australia
Discover last-minute flight deals from Washington, D.C. to Australia. Data last updated August 17, 2026 and is based on user searches.

Sun 9/137:50 am -

3 stops48h 35m

Wed 9/231:15 pm -

3 stops35h 12m

Deal found 8/12

$1,049

Sun 9/137:50 am -

3 stops38h 00m

Mon 9/211:15 pm -

3 stops35h 02m

Deal found 8/12

$1,051

Sun 9/137:50 am -

3 stops38h 35m

Wed 9/301:25 pm -

3 stops35h 02m

Deal found 8/12

$1,063

Mon 9/147:50 am -

3 stops38h 00m

Sun 9/201:15 pm -

3 stops34h 17m

Deal found 8/15

$1,034

Mon 9/147:50 am -

3 stops48h 30m

Mon 9/281:15 pm -

3 stops55h 05m

Deal found 8/15

$1,070

Mon 9/142:03 pm -

2 stops27h 47m

Sun 9/2710:00 am -

2 stops34h 18m

Deal found 8/16

$1,163

Wed 9/1611:12 am -

3 stops34h 38m

Wed 9/231:15 pm -

3 stops35h 12m

Deal found 8/14

$1,044

Tue 9/2211:12 am -

3 stops34h 53m

Wed 9/301:25 pm -

3 stops35h 02m

Deal found 8/14

$1,065

Wed 9/2311:12 am -

3 stops33h 23m

Sun 9/2711:35 am -

3 stops36h 42m

Deal found 8/16

$1,045

Mon 9/283:57 pm -

1 stop23h 03m

Mon 10/52:35 pm -

2 stops24h 24m

Deal found 8/14

$1,132

Mon 9/283:57 pm -

1 stop23h 03m

Mon 10/122:35 pm -

1 stop23h 19m

Deal found 8/15

$1,135

Wed 9/3011:12 am -

3 stops45h 13m

Wed 10/72:15 pm -

3 stops31h 05m

Deal found 8/16

$1,137

One-way flights from Washington, D.C. to Australia
Search for one-way flight options from Washington, D.C. to Australia. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.

Sat 9/52:25 pm -

3 stops51h 05m

Deal found 8/14

$554

Wed 11/117:00 am -

2 stops31h 25m

Deal found 8/14

$565

Tue 11/1012:06 pm -

2 stops50h 19m

Deal found 8/14

$571

Mon 10/199:38 am -

2 stops28h 22m

Deal found 8/17

$595

Fri 9/47:24 pm -

3 stops58h 41m

Deal found 8/14

$605

Mon 10/192:11 pm -

2 stops27h 39m

Deal found 8/14

$608

Thu 9/32:24 pm -

3 stops41h 51m

Deal found 8/14

$618

Wed 9/2311:12 am -

2 stops30h 18m

Deal found 8/14

$619

Tue 9/2911:12 am -

2 stops30h 18m

Deal found 8/15

$623

Sat 9/2612:30 pm -

2 stops53h 00m

Deal found 8/14

$625

Sat 9/52:25 pm -

3 stops52h 00m

Deal found 8/14

$629

Fri 9/2511:12 am -

2 stops30h 18m

Deal found 8/14

$631

Find flight deals from Washington, D.C. to Australia

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,034 (Trip.com)
One-way from	$554 (Kiwi.com)
Popular in	December
Cheapest in	April
Average price	$1,391

Provider with most accurate pricing for Washington, D.C. (WAS)-Sydney Kingsford Smith flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Sydney Kingsford Smith flights.

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From Washington, D.C. (WAS) to Australia

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One-way flight from Washington, D.C. (WAS) to Australia

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($104 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreMelbourne

BWI Baltimore/Washington - MEL Melbourne

BWIMEL

Baltimore/Washington

Wed 9/16

12:30 pm-7:50 am

2 stops29h 20m

Melbourne

Wed 9/23

10:00 am-6:18 am

2 stops34h 18m

$1,163

BaltimoreMelbourne

BWI Baltimore/Washington - MEL Melbourne

BWIMEL

Baltimore/Washington

Mon 9/14

2:03 pm-7:50 am

2 stops27h 47m

Melbourne

Sun 9/27

10:00 am-6:18 am

2 stops34h 18m

$1,163

BaltimoreMelbourne

BWI Baltimore/Washington - MEL Melbourne

BWIMEL

Baltimore/Washington

Tue 9/15

7:15 pm-7:50 am

2 stops46h 35m

Melbourne

Sun 9/27

10:00 am-9:25 pm

2 stops25h 25m

$1,175

Quickest round-trip

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Sun 8/23

5:44 pm-7:00 am

1 stop23h 16m

Sydney Kingsford Smith

Wed 10/14

11:20 am-5:34 pm

1 stop21h 14m

$1,238

BaltimoreMelbourne

BWI Baltimore/Washington - MEL Melbourne

BWIMEL

Baltimore/Washington

Thu 11/12

2:01 pm-8:00 am

2 stops25h 59m

Melbourne

Sat 11/21

10:10 am-11:41 pm

2 stops29h 31m

$1,263

BaltimoreMelbourne

BWI Baltimore/Washington - MEL Melbourne

BWIMEL

Baltimore/Washington

Mon 9/28

3:04 pm-7:30 am

2 stops26h 26m

Melbourne

Mon 10/5

11:55 am-9:02 pm

2 stops24h 07m

$1,268

BaltimoreMelbourne

BWI Baltimore/Washington - MEL Melbourne

BWIMEL

Baltimore/Washington

Tue 9/15

8:00 am-8:15 am

1 stop34h 15m

Melbourne

Sun 9/27

9:30 am-4:37 pm

1 stop21h 07m

$1,275

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Fri 8/21

5:44 pm-7:00 am

1 stop23h 16m

Sydney Kingsford Smith

Wed 9/2

9:30 am-6:42 pm

2 stops23h 12m

$1,293

BaltimoreBrisbane

BWI Baltimore/Washington - BNE Brisbane

BWIBNE

Baltimore/Washington

Mon 11/2

8:00 am-7:30 am

1 stop32h 30m

Brisbane

Mon 11/9

11:40 am-5:26 pm

1 stop20h 46m

$1,297

BaltimoreBrisbane

BWI Baltimore/Washington - BNE Brisbane

BWIBNE

Baltimore/Washington

Sat 10/31

8:00 am-6:30 am

1 stop32h 30m

Brisbane

Wed 11/4

11:40 am-5:26 pm

1 stop20h 46m

$1,297

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 60 resultsSorted by cheapest first

...

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

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

BWI-SYD

DCA-SYD

BWI-MEL

IAD-SYD

DCA-BNE

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

WAS-AU0

BWI-SYD

DCA-SYD

BWI-MEL

IAD-SYD

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Australia (average of $1,395). Flying from Washington, D.C. to Australia in December is currently the most expensive (average of $1,972). 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.

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

The price you pay for your flight from Washington, D.C. to Australia may vary depending on when you book. For the best chance of a lower fare, look to book 2 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Australia

See what other customers who have flown with Air New Zealand,Delta, andQantas Airways from Washington, D.C. to Australia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air New Zealand

8.0

Very good

662 reviews

Reviews

1 / 20

2.0

Mediocre

Viren,Jun 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

Air New Zealand

8.0

Very good

662 reviews

Air New Zealand

8.0

Very good

662 reviews

Reviews

1 / 20

2.0

Mediocre

Viren,Jun 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

Delta

7.8

Good

8,504 reviews

Air New Zealand

8.0

Very good

662 reviews

Reviews

1 / 20

2.0

Mediocre

Viren,Jun 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

Qantas Airways

7.5

Good

1,083 reviews

Air New Zealand

8.0

Very good

662 reviews

Reviews

1 / 20

2.0

Mediocre

Viren,Jun 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

United Airlines

7.4

Good

10,107 reviews

Air New Zealand

8.0

Very good

662 reviews

Reviews

1 / 20

2.0

Mediocre

Viren,Jun 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

American Airlines

7.1

Good

11,948 reviews

Air New Zealand

8.0

Very good

662 reviews

Reviews

1 / 20

2.0

Mediocre

Viren,Jun 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

Related info for your journey

How long is the flight from Washington, D.C. to Australia?
For as low as $1,238, Delta can have you in Australia from Washington, D.C. in 23h 16m. There are 9781 mi between Washington, D.C. and Australia. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the most popular routes from Washington, D.C. to Australia?
The most popular flight routes from Washington, D.C. to Australia are Washington, D.C. Dulles Intl - Melbourne, Washington, D.C. Dulles Intl - Sydney Kingsford Smith and Baltimore/Washington - Sydney Kingsford Smith.
Can I find deals for flights from Washington, D.C. to Australia that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Australia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Australia.
Can I find deals for business class flights from Washington, D.C. to Australia?
Yes. Cheapflights offers flight deals from Washington, D.C. to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. to Australia?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Australia (average of $1,395). Flying from Washington, D.C. to Australia in December is currently the most expensive (average of $1,972). 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.

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Alternative routes for Washington, D.C. to Australia

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Top 7 airlines flying from Washington, D.C. to Australia

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$282	Average$795	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$357	Average$1,589	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$787	Average$1,362	FlexibilityNo cancel fee	On-time67%
Qantas Airways	Cheapest$787	Average$1,596	FlexibilityNo cancel fee	On-time74%
American Airlines	Cheapest$836	Average$1,514	FlexibilityNo cancel fee	On-time71%
Air New Zealand	Cheapest$1,285	Average$1,715	FlexibilityNo cancel fee	On-time78%
Qatar Airways	Cheapest$2,062	Average$2,586	FlexibilityNo cancel fee	On-time68%

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$554+ Cheap flights from Washington, D.C. (WAS) to Australia

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Washington, D.C. to Australia

Cheapest flights from Washington, D.C. to AustraliaExplore the most affordable flight options available from Washington, D.C. to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.

Explore the most affordable flight options available from Washington, D.C. to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.

Best flights from Washington, D.C. to AustraliaDiscover carefully curated flight deals from Washington, D.C. to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.

Discover carefully curated flight deals from Washington, D.C. to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.

Last-minute flights from Washington, D.C. to AustraliaDiscover last-minute flight deals from Washington, D.C. to Australia. Data last updated August 17, 2026 and is based on user searches.

Discover last-minute flight deals from Washington, D.C. to Australia. Data last updated August 17, 2026 and is based on user searches.

One-way flights from Washington, D.C. to AustraliaSearch for one-way flight options from Washington, D.C. to Australia. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.

Search for one-way flight options from Washington, D.C. to Australia. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.

Find flight deals from Washington, D.C. to Australia

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Popular in

Cheapest in

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Australia that are best for you.

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

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

Cheapflights Insights

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

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

The price you pay for your flight from Washington, D.C. to Australia may vary depending on when you book. For the best chance of a lower fare, look to book 2 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Australia

See what other customers who have flown with Air New Zealand,Delta, andQantas Airways from Washington, D.C. to Australia 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

How long is the flight from Washington, D.C. to Australia?

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

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

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

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

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

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Alternative routes for Washington, D.C. to Australia

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Complete your trip

Complete your trip to Australia by adding a car rental and/or hotel reservation to your travel itinerary.

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Washington, D.C. and Australia flights

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Cheapest flights from Washington, D.C. to Australia
Explore the most affordable flight options available from Washington, D.C. to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.

Best flights from Washington, D.C. to Australia
Discover carefully curated flight deals from Washington, D.C. to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.

Last-minute flights from Washington, D.C. to Australia
Discover last-minute flight deals from Washington, D.C. to Australia. Data last updated August 17, 2026 and is based on user searches.

One-way flights from Washington, D.C. to Australia
Search for one-way flight options from Washington, D.C. to Australia. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.