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

Flight times from Washington, D.C. to Australia vary, but if you’re flying out of Washington, D.C. and flying into Sydney (one of the most popular routes), then the duration is 24h 10m on average. Another popular route from Washington, D.C. to Australia is flying from Baltimore to Sydney, which will take roughly 25h 51m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Australia?

United Airlines, Qantas Airways and Air New Zealand are the top three most popular airlines that fly to Australia from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 7 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Washington, D.C. to Australia?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Washington, D.C. to Australia

When did momondo last update prices for flights from Washington, D.C. to Australia?

Prices for flights from Washington, D.C. to Australia refresh daily.

How many operators does momondo search for flights from Washington, D.C. to Australia?

The number of operators available for flights from Washington, D.C. to Australia is 7 as of October 2026.

How old do you have to be to fly from Washington, D.C. to Australia?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Australia.

What documentation or ID do you need to fly to Australia?

The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$567 Cheap Flights from Washington, D.C. to Australia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:04 pm - 6:30 amBWI Baltimore/Washington-BNE Brisbane

23h 26m1 stop Dallas/Fort Worth

9:40 am - 7:08 pmBNE Brisbane-BWI Baltimore/Washington

24h 28m1 stop Dallas/Fort Worth

$1,100Qantas Airways

Fri, Nov 27 - Fri, Dec 4

7:00 am - 8:30 amBWI Baltimore/Washington-BNE Brisbane

58h 30m2 stops Atlanta Hartsfield-Jackson Los Angeles

10:40 am - 9:18 amBNE Brisbane-BWI Baltimore/Washington

37h 38m2 stops Los Angeles Atlanta Hartsfield-Jackson

$1,105Delta

Sun, Nov 8 - Sun, Nov 22

8:08 am - 8:30 amBWI Baltimore/Washington-BNE Brisbane

33h 22m2 stops Atlanta Hartsfield-Jackson Los Angeles

10:40 am - 11:35 pmBNE Brisbane-BWI Baltimore/Washington

27h 55m2 stops Los Angeles Atlanta Hartsfield-Jackson

$1,105Delta

Wed, Nov 11 - Wed, Nov 18

12:34 pm - 7:30 amBWI Baltimore/Washington-BNE Brisbane

27h 56m2 stops Chicago O'Hare Intl San Francisco

11:20 am - 9:42 pmBNE Brisbane-BWI Baltimore/Washington

25h 22m2 stops San Francisco Chicago O'Hare Intl

$1,108United Airlines

Wed, Nov 11 - Sat, Nov 21

4:19 pm - 7:30 amBWI Baltimore/Washington-BNE Brisbane

24h 11m2 stops Denver Intl San Francisco

11:20 am - 7:09 pmBNE Brisbane-BWI Baltimore/Washington

22h 49m2 stops San Francisco Chicago O'Hare Intl

$1,108United Airlines

Thu, Nov 5 - Mon, Nov 23

11:50 am - 6:30 amBWI Baltimore/Washington-BNE Brisbane

27h 40m1 stop Dallas/Fort Worth

9:40 am - 6:07 pmBNE Brisbane-BWI Baltimore/Washington

23h 27m1 stop Dallas/Fort Worth

$1,112Qantas Airways

Mon, Mar 1 - Sat, Mar 13

7:48 am - 10:05 pmIAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

46h 17m3 stops Atlanta Hartsfield-Jackson Los Angeles Nadi

2:00 pm - 5:10 amSYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

31h 10m3 stops Nadi Los Angeles Las Vegas Harry Reid Intl

$1,128Multiple Airlines

Sat, Nov 14 - Mon, Nov 23

4:59 pm - 11:05 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

26h 06m2 stops Dallas/Fort Worth Brisbane

2:05 pm - 10:49 pmSYD Sydney Kingsford Smith-BWI Baltimore/Washington

24h 44m1 stop Dallas/Fort Worth

$1,130Multiple Airlines

Wed, Feb 10 - Wed, Feb 17

8:25 am - 10:00 amIAD Washington, D.C. Dulles Intl-BNE Brisbane

34h 35m2 stops Houston George Bush Intcntl Auckland Intl

11:15 am - 9:12 pmBNE Brisbane-IAD Washington, D.C. Dulles Intl

24h 57m2 stops Auckland Intl Houston George Bush Intcntl

$1,301Air New Zealand

Tue, Jan 26 - Tue, Feb 16

2:39 pm - 10:00 amIAD Washington, D.C. Dulles Intl-BNE Brisbane

28h 21m2 stops Houston George Bush Intcntl Auckland Intl

8:20 am - 8:35 pmBNE Brisbane-IAD Washington, D.C. Dulles Intl

27h 15m2 stops Auckland Intl Los Angeles

$1,301Air New Zealand

Mon, Feb 1 - Wed, Feb 17

Cheap last minute flights

Enter your travel dates to find the best prices.

6:50 pm - 6:30 amBWI Baltimore/Washington-BNE Brisbane

21h 40m1 stop San Francisco

10:20 am - 10:44 pmBNE Brisbane-BWI Baltimore/Washington

26h 24m2 stops San Francisco Houston George Bush Intcntl

$1,107United Airlines

Sun, Oct 18 - Sat, Oct 31

8:37 am - 6:30 amBWI Baltimore/Washington-BNE Brisbane

31h 53m2 stops Denver Intl San Francisco

10:20 am - 9:05 pmBNE Brisbane-BWI Baltimore/Washington

24h 45m2 stops San Francisco Los Angeles

$1,107United Airlines

Sun, Oct 18 - Sat, Oct 31

11:55 am - 2:40 pmBWI Baltimore/Washington-BNE Brisbane

36h 45m2 stops Dallas/Fort Worth Melbourne

9:40 am - 3:07 pmBNE Brisbane-BWI Baltimore/Washington

20h 27m1 stop Dallas/Fort Worth

$1,151Qantas Airways

Sat, Oct 17 - Thu, Nov 12

11:55 am - 11:35 amBWI Baltimore/Washington-BNE Brisbane

33h 40m2 stops Dallas/Fort Worth Melbourne

7:00 am - 7:17 pmBNE Brisbane-BWI Baltimore/Washington

27h 17m2 stops Melbourne Dallas/Fort Worth

$1,180Qantas Airways

Sat, Oct 17 - Thu, Nov 12

4:04 pm - 6:55 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

23h 51m1 stop Dallas/Fort Worth

1:05 pm - 10:54 pmSYD Sydney Kingsford Smith-BWI Baltimore/Washington

24h 49m1 stop Dallas/Fort Worth

$1,234American Airlines

Tue, Oct 20 - Tue, Oct 27

2:59 pm - 6:55 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

24h 56m2 stops Charlotte Douglas Dallas/Fort Worth

1:05 pm - 8:50 pmSYD Sydney Kingsford Smith-BWI Baltimore/Washington

22h 45m2 stops Dallas/Fort Worth Charlotte Douglas

$1,238American Airlines

Tue, Oct 20 - Tue, Oct 27

12:00 pm - 8:50 amBWI Baltimore/Washington-MEL Melbourne

29h 50m2 stops Atlanta Hartsfield-Jackson Los Angeles

10:10 am - 12:31 amMEL Melbourne-BWI Baltimore/Washington

30h 21m2 stops Los Angeles Atlanta Hartsfield-Jackson

$1,242Delta

Sun, Oct 18 - Tue, Nov 3

7:50 pm - 8:50 amBWI Baltimore/Washington-MEL Melbourne

46h 00m2 stops Atlanta Hartsfield-Jackson Los Angeles

10:10 am - 12:50 amMEL Melbourne-BWI Baltimore/Washington

30h 40m2 stops Los Angeles Atlanta Hartsfield-Jackson

$1,292Delta

Sat, Oct 17 - Sat, Nov 7

9:45 am - 7:05 amIAD Washington, D.C. Dulles Intl-BNE Brisbane

31h 20m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

9:45 am - 11:28 amBNE Brisbane-IAD Washington, D.C. Dulles Intl

39h 43m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,465Air Canada

Tue, Oct 20 - Tue, Oct 27

10:18 pm - 8:20 amIAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

43h 02m2 stops Chicago O'Hare Intl Vancouver Intl

11:20 am - 9:26 pmSYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

26h 06m2 stops Vancouver Intl Toronto Pearson Intl

$1,486Air Canada

Mon, Oct 19 - Tue, Nov 3

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Air New Zealand flights from Washington, D.C. to Australia

Our best Air New Zealand deals on Washington, D.C. to Australia flight tickets

Air New Zealand

Jan 26

IAD12:50 pmWashington, D.C. Dulles Intl

32h 00m

2 stops

SYD12:50 pmSydney Kingsford Smith

Feb 17

SYD9:55 amSydney Kingsford Smith

30h 55m

2 stops

IAD12:50 amWashington, D.C. Dulles Intl

$1,303

Air New Zealand

Dec 8

IAD8:30 amWashington, D.C. Dulles Intl

32h 05m

2 stops

SYD8:35 amSydney Kingsford Smith

Mar 10

SYD9:55 amSydney Kingsford Smith

28h 55m

2 stops

IAD10:50 pmWashington, D.C. Dulles Intl

$1,316

Air New Zealand

Oct 25

DCA8:15 amWashington, D.C. Reagan-National

33h 20m

2 stops

SYD8:35 amSydney Kingsford Smith

Oct 29

SYD11:50 amSydney Kingsford Smith

25h 40m

2 stops

DCA10:30 pmWashington, D.C. Reagan-National

$1,364

Turkish Airlines flights from Washington, D.C. to Australia

Our best Turkish Airlines deals on Washington, D.C. to Australia flight tickets

Turkish Airlines

Nov 10

IAD1:30 pmWashington, D.C. Dulles Intl

37h 55m

1 stop

SYD7:25 pmSydney Kingsford Smith

Nov 17

SYD9:35 pmSydney Kingsford Smith

37h 50m

1 stop

IAD7:25 pmWashington, D.C. Dulles Intl

$1,396

Turkish Airlines

Nov 9

IAD9:20 pmWashington, D.C. Dulles Intl

31h 25m

2 stops

MEL8:45 pmMelbourne

Nov 25

MEL10:35 pmMelbourne

36h 50m

2 stops

IAD7:25 pmWashington, D.C. Dulles Intl

$1,462

Turkish Airlines

Oct 26

IAD10:20 pmWashington, D.C. Dulles Intl

54h 05m

2 stops

SYD7:25 pmSydney Kingsford Smith

Oct 30

SYD9:35 pmSydney Kingsford Smith

55h 10m

2 stops

IAD1:45 pmWashington, D.C. Dulles Intl

$1,469

momondo 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

BaltimoreBrisbane

BWI Baltimore/Washington - BNE Brisbane

BWIBNE

Baltimore/Washington

Fri 11/27

4:04 pm-6:30 am

1 stop23h 26m

Brisbane

Fri 12/4

9:40 am-7:08 pm

1 stop24h 28m

$1,100

BaltimoreBrisbane

BWI Baltimore/Washington - BNE Brisbane

BWIBNE

Baltimore/Washington

Sun 11/8

7:00 am-8:30 am

2 stops58h 30m

Brisbane

Sun 11/22

10:40 am-9:18 am

2 stops37h 38m

$1,105

BaltimoreBrisbane

BWI Baltimore/Washington - BNE Brisbane

BWIBNE

Baltimore/Washington

Wed 11/11

8:08 am-8:30 am

2 stops33h 22m

Brisbane

Wed 11/18

10:40 am-11:35 pm

2 stops27h 55m

$1,105

BaltimoreBrisbane

BWI Baltimore/Washington - BNE Brisbane

BWIBNE

Baltimore/Washington

Wed 11/11

12:34 pm-7:30 am

2 stops27h 56m

Brisbane

Sat 11/21

11:20 am-9:42 pm

2 stops25h 22m

$1,108

Quickest round-trip

BaltimoreBrisbane

BWI Baltimore/Washington - BNE Brisbane

BWIBNE

Baltimore/Washington

Thu 11/5

4:19 pm-7:30 am

2 stops24h 11m

Brisbane

Mon 11/23

11:20 am-7:09 pm

2 stops22h 49m

$1,108

BaltimoreBrisbane

BWI Baltimore/Washington - BNE Brisbane

BWIBNE

Baltimore/Washington

Mon 3/1

11:50 am-6:30 am

1 stop27h 40m

Brisbane

Sat 3/13

9:40 am-6:07 pm

1 stop23h 27m

$1,112

Washington, D.C.Sydney

IAD Washington, D.C. Dulles Intl - SYD Sydney Kingsford Smith

IADSYD

Washington, D.C. Dulles Intl

Sat 11/14

7:48 am-10:05 pm

3 stops46h 17m

Sydney Kingsford Smith

Mon 11/23

2:00 pm-5:10 am

3 stops31h 10m

$1,128

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Wed 2/10

4:59 pm-11:05 am

2 stops26h 06m

Sydney Kingsford Smith

Wed 2/17

2:05 pm-10:49 pm

1 stop24h 44m

$1,130

Washington, D.C.Brisbane

IAD Washington, D.C. Dulles Intl - BNE Brisbane

IADBNE

Washington, D.C. Dulles Intl

Tue 1/26

8:25 am-10:00 am

2 stops34h 35m

Brisbane

Tue 2/16

11:15 am-9:12 pm

2 stops24h 57m

$1,301

Washington, D.C.Brisbane

IAD Washington, D.C. Dulles Intl - BNE Brisbane

IADBNE

Washington, D.C. Dulles Intl

Mon 2/1

2:39 pm-10:00 am

2 stops28h 21m

Brisbane

Wed 2/17

8:20 am-8:35 pm

2 stops27h 15m

$1,301

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Australia

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 Australia?

The month of November is, on average, the cheapest month to fly to Australia from Washington, D.C., with most prices found around $1,372. If you aren’t able to travel during the month of November, then book flights to Australia from Washington, D.C. during April instead. Flights to Australia in April, while not as cheap as those in November, still average around $1,390.

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

You are more likely to see cheaper flights to Australia from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,604 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Washington, D.C. for as low as $1,285 on momondo.

Cheap Washington, D.C. to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Australia

Best Price Found	$567
Fastest flight time	21h 59m
Direct flights	None

The best one-way flight to Australia from Washington, D.C. in the past 72 hours is $567. The best round-trip flight deal from Washington, D.C. to Australia found on momondo in the last 72 hours is $1,100.

The fastest flight from Washington, D.C. to Australia takes 21h 59m

There are no direct flights from Washington, D.C. to Australia. There are no popular flight routes from Washington, D.C. to Australia.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Australia

When did momondo last update prices for flights from Washington, D.C. to Australia?
Prices for flights from Washington, D.C. to Australia refresh daily.
How many operators does momondo search for flights from Washington, D.C. to Australia?
The number of operators available for flights from Washington, D.C. to Australia is 7 as of October 2026.
How old do you have to be to fly from Washington, D.C. to Australia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Australia.
What documentation or ID do you need to fly to Australia?
The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. to Australia

Compare and see reviews for airlines that fly from Washington, D.C. to Australia with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $357	Free Cancellation	Rating 7.4 10,362 reviews	Search United Airlines flights
Delta	PriceFrom $377	Free Cancellation	Rating 7.8 8,650 reviews	Search Delta flights
Air Canada	PriceFrom $787	Free Cancellation	Rating 7.1 11,770 reviews	Search Air Canada flights
American Airlines	PriceFrom $836	Free Cancellation	Rating 7.0 12,168 reviews	Search American Airlines flights
Qantas Airways	PriceFrom $878	Free Cancellation	Rating 7.5 1,110 reviews	Search Qantas Airways flights
Air New Zealand	PriceFrom $1,230	Free Cancellation	Rating 8.0 674 reviews	Search Air New Zealand flights
Qatar Airways	PriceFrom $2,062	Free Cancellation	Rating 7.3 3,721 reviews	Search Qatar Airways flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Australia for you.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Australia flights to just show those with flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Australia 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 Australia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Australia 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.