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 Baltimore and flying into Sydney (one of the most popular routes), then the duration is 22h 49m on average. Another popular route from Washington, D.C. to Australia is flying from Washington, D.C. to Sydney, which will take roughly 25h 32m. 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 53% 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 Turkish 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 6 as of August 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.

$591 Cheap Flights from Washington, D.C. to Australia in 2026

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.

11:12 am - 10:35 amIAD Washington, D.C. Dulles Intl-BNE Brisbane

33h 23m3 stops Orlando Los Angeles Nadi

11:35 am - 10:17 amBNE Brisbane-IAD Washington, D.C. Dulles Intl

36h 42m3 stops Nadi Los Angeles Orlando

$1,045Multiple Airlines

Wed, Sep 23 - Sun, Sep 27

11:12 am - 10:35 amIAD Washington, D.C. Dulles Intl-BNE Brisbane

33h 23m3 stops Orlando Los Angeles Nadi

11:50 am - 12:10 amBNE Brisbane-IAD Washington, D.C. Dulles Intl

50h 20m3 stops Nadi Los Angeles Atlanta Hartsfield-Jackson

$1,045Multiple Airlines

Wed, Sep 23 - Mon, Sep 28

4:57 pm - 5:00 amBWI Baltimore/Washington-MEL Melbourne

44h 03m1 stop Dallas/Fort Worth

12:00 pm - 10:03 pmMEL Melbourne-BWI Baltimore/Washington

26h 03m2 stops Dallas/Fort Worth Charlotte Douglas

$1,137American Airlines

Mon, Feb 1 - Sun, Feb 28

2:46 pm - 9:30 amBWI Baltimore/Washington-MEL Melbourne

26h 44m2 stops Charlotte Douglas Los Angeles

12:00 pm - 10:03 pmMEL Melbourne-BWI Baltimore/Washington

26h 03m2 stops Dallas/Fort Worth Charlotte Douglas

$1,137American Airlines

Mon, Feb 1 - Sun, Feb 28

6:10 am - 9:35 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

35h 25m2 stops Chicago O'Hare Intl Vancouver Intl

11:20 am - 10:34 amSYD Sydney Kingsford Smith-BWI Baltimore/Washington

39h 14m2 stops Vancouver Intl Chicago O'Hare Intl

$1,200Air New Zealand

Sun, Nov 1 - Mon, Nov 30

4:57 pm - 5:00 amBWI Baltimore/Washington-MEL Melbourne

44h 03m1 stop Dallas/Fort Worth

12:00 pm - 10:52 pmMEL Melbourne-BWI Baltimore/Washington

26h 52m1 stop Dallas/Fort Worth

$1,204Qantas Airways

Mon, Feb 8 - Sun, Feb 21

4:57 pm - 5:00 amBWI Baltimore/Washington-MEL Melbourne

44h 03m1 stop Dallas/Fort Worth

12:00 pm - 5:16 pmMEL Melbourne-BWI Baltimore/Washington

21h 16m1 stop Dallas/Fort Worth

$1,204Qantas Airways

Wed, Feb 3 - Sun, Feb 21

6:52 pm - 6:55 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

22h 03m1 stop San Francisco

9:30 am - 7:15 amSYD Sydney Kingsford Smith-BWI Baltimore/Washington

35h 45m2 stops Los Angeles San Francisco

$1,238United Airlines

Mon, Aug 31 - Mon, Sep 14

6:10 am - 9:35 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

35h 25m2 stops Chicago O'Hare Intl Vancouver Intl

11:20 am - 10:29 amSYD Sydney Kingsford Smith-BWI Baltimore/Washington

39h 09m2 stops Vancouver Intl Chicago O'Hare Intl

$1,238Air New Zealand

Sun, Nov 1 - Sat, Nov 7

6:52 pm - 6:55 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

22h 03m1 stop San Francisco

9:30 am - 7:15 amSYD Sydney Kingsford Smith-BWI Baltimore/Washington

35h 45m2 stops Los Angeles San Francisco

$1,239United Airlines

Mon, Aug 31 - Mon, Sep 14

Cheap last minute flights

Enter your travel dates to find the best prices.

9:00 am - 7:00 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

32h 00m1 stop Los Angeles

9:30 am - 4:35 pmSYD Sydney Kingsford Smith-BWI Baltimore/Washington

21h 05m1 stop Los Angeles

$1,229United Airlines

Sun, Aug 23 - Sun, Sep 6

9:00 am - 7:00 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

32h 00m1 stop Los Angeles

9:30 am - 4:35 pmSYD Sydney Kingsford Smith-BWI Baltimore/Washington

21h 05m1 stop Los Angeles

$1,232United Airlines

Sun, Aug 23 - Sun, Sep 6

8:20 am - 8:45 amIAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

34h 25m2 stops Los Angeles Auckland Intl

11:55 am - 12:41 amSYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

27h 46m2 stops Auckland Intl Los Angeles

$1,248Air New Zealand

Sun, Aug 23 - Wed, Oct 14

8:20 am - 8:45 amIAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

34h 25m2 stops Los Angeles Auckland Intl

11:55 am - 12:41 amSYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

27h 46m2 stops Auckland Intl Los Angeles

$1,250Air New Zealand

Sun, Aug 23 - Wed, Oct 14

3:55 pm - 7:05 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

25h 10m2 stops Dallas/Fort Worth Los Angeles

12:00 pm - 11:41 pmSYD Sydney Kingsford Smith-BWI Baltimore/Washington

25h 41m1 stop Dallas/Fort Worth

$1,340American Airlines

Fri, Aug 21 - Fri, Aug 28

3:55 pm - 7:05 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

25h 10m2 stops Dallas/Fort Worth Los Angeles

12:00 pm - 8:49 pmSYD Sydney Kingsford Smith-BWI Baltimore/Washington

22h 49m2 stops Dallas/Fort Worth Charlotte Douglas

$1,340American Airlines

Fri, Aug 21 - Fri, Aug 28

12:03 pm - 6:50 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

28h 47m2 stops Atlanta Hartsfield-Jackson Los Angeles

9:15 am - 9:23 pmSYD Sydney Kingsford Smith-BWI Baltimore/Washington

26h 08m2 stops Los Angeles Atlanta Hartsfield-Jackson

$1,343Delta

Fri, Aug 21 - Fri, Aug 28

2:18 pm - 6:50 amBWI Baltimore/Washington-SYD Sydney Kingsford Smith

26h 32m2 stops Atlanta Hartsfield-Jackson Los Angeles

9:15 am - 11:18 pmSYD Sydney Kingsford Smith-BWI Baltimore/Washington

28h 03m2 stops Los Angeles Minneapolis St Paul

$1,344Delta

Fri, Aug 21 - Fri, Aug 28

3:10 pm - 6:10 amIAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

49h 00m1 stop Abu Dhabi Zayed Intl

4:40 pm - 9:45 amSYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

32h 05m1 stop Abu Dhabi Zayed Intl

$1,472Etihad Airways

Sun, Aug 23 - Wed, Oct 14

1:15 pm - 7:10 pmIAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

39h 55m2 stops Istanbul Kuala Lumpur Intl

10:05 pm - 11:30 amSYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

52h 25m2 stops Kuala Lumpur Intl Istanbul

$1,483Turkish Airlines

Mon, Aug 24 - Wed, Oct 14

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

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

United Airlines

Aug 23

BWI9:00 amBaltimore/Washington

32h 00m

1 stop

SYD7:00 amSydney Kingsford Smith

Sep 6

SYD9:30 amSydney Kingsford Smith

21h 05m

1 stop

BWI4:35 pmBaltimore/Washington

$1,229

United Airlines

Aug 23

BWI9:00 amBaltimore/Washington

32h 00m

1 stop

SYD7:00 amSydney Kingsford Smith

Sep 6

SYD9:30 amSydney Kingsford Smith

21h 05m

1 stop

BWI4:35 pmBaltimore/Washington

$1,232

United Airlines

Aug 23

BWI9:00 amBaltimore/Washington

32h 00m

1 stop

SYD7:00 amSydney Kingsford Smith

Sep 6

SYD9:30 amSydney Kingsford Smith

21h 05m

1 stop

BWI4:35 pmBaltimore/Washington

$1,234

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

Nov 1

BWI6:10 amBaltimore/Washington

35h 25m

2 stops

SYD9:35 amSydney Kingsford Smith

Nov 30

SYD11:20 amSydney Kingsford Smith

39h 14m

2 stops

BWI10:34 amBaltimore/Washington

$1,200

Air New Zealand

Oct 26

BWI11:25 amBaltimore/Washington

30h 10m

2 stops

SYD8:35 amSydney Kingsford Smith

Nov 3

SYD11:50 amSydney Kingsford Smith

26h 54m

2 stops

BWI10:44 pmBaltimore/Washington

$1,248

Air New Zealand

Nov 16

IAD9:00 amWashington, D.C. Dulles Intl

33h 35m

2 stops

SYD10:35 amSydney Kingsford Smith

Dec 2

SYD11:50 amSydney Kingsford Smith

24h 45m

2 stops

IAD8:35 pmWashington, D.C. Dulles Intl

$1,249

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

Washington, D.C.Brisbane

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

IADBNE

Washington, D.C. Dulles Intl

Wed 9/23

11:12 am-10:35 am

3 stops33h 23m

Brisbane

Sun 9/27

11:35 am-10:17 am

3 stops36h 42m

$1,045

Washington, D.C.Brisbane

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

IADBNE

Washington, D.C. Dulles Intl

Wed 9/23

11:12 am-10:35 am

3 stops33h 23m

Brisbane

Mon 9/28

11:50 am-12:10 am

3 stops50h 20m

$1,045

BaltimoreMelbourne

BWI Baltimore/Washington - MEL Melbourne

BWIMEL

Baltimore/Washington

Mon 2/1

4:57 pm-5:00 am

1 stop44h 03m

Melbourne

Sun 2/28

12:00 pm-10:03 pm

2 stops26h 03m

$1,137

Quickest round-trip

BaltimoreMelbourne

BWI Baltimore/Washington - MEL Melbourne

BWIMEL

Baltimore/Washington

Mon 2/1

2:46 pm-9:30 am

2 stops26h 44m

Melbourne

Sun 2/28

12:00 pm-10:03 pm

2 stops26h 03m

$1,137

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Sun 11/1

6:10 am-9:35 am

2 stops35h 25m

Sydney Kingsford Smith

Mon 11/30

11:20 am-10:34 am

2 stops39h 14m

$1,200

BaltimoreMelbourne

BWI Baltimore/Washington - MEL Melbourne

BWIMEL

Baltimore/Washington

Mon 2/8

4:57 pm-5:00 am

1 stop44h 03m

Melbourne

Sun 2/21

12:00 pm-10:52 pm

1 stop26h 52m

$1,204

BaltimoreMelbourne

BWI Baltimore/Washington - MEL Melbourne

BWIMEL

Baltimore/Washington

Wed 2/3

4:57 pm-5:00 am

1 stop44h 03m

Melbourne

Sun 2/21

12:00 pm-5:16 pm

1 stop21h 16m

$1,204

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Mon 8/31

6:52 pm-6:55 am

1 stop22h 03m

Sydney Kingsford Smith

Mon 9/14

9:30 am-7:15 am

2 stops35h 45m

$1,238

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Sun 11/1

6:10 am-9:35 am

2 stops35h 25m

Sydney Kingsford Smith

Sat 11/7

11:20 am-10:29 am

2 stops39h 09m

$1,238

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Mon 8/31

6:52 pm-6:55 am

1 stop22h 03m

Sydney Kingsford Smith

Mon 9/14

9:30 am-7:15 am

2 stops35h 45m

$1,239

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 February is, on average, the cheapest month to fly to Australia from Washington, D.C., with most prices found around $1,395. If you aren’t able to travel during the month of February, then book flights to Australia from Washington, D.C. during May instead. Flights to Australia in May, while not as cheap as those in February, still average around $1,397.

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 $1,633 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 $1,248 on momondo.

Can stopping save me money on Washington, D.C. to Australia flights?

You could potentially save up to 3% on your flight if you consider stops on a Washington, D.C. to Australia flight.

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	$591
Fastest flight time	21h 50m
Direct flights	None

The best one-way flight to Australia from Washington, D.C. in the past 72 hours is $591. The best round-trip flight deal from Washington, D.C. to Australia found on momondo in the last 72 hours is $1,045.

The fastest flight from Washington, D.C. to Australia takes 21h 50m

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 6 as of August 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
Delta	PriceFrom $282	Free Cancellation	Rating 7.8 8,513 reviews	Search Delta flights
United Airlines	PriceFrom $357	Free Cancellation	Rating 7.4 10,106 reviews	Search United Airlines flights
Air Canada	PriceFrom $787	Free Cancellation	Rating 7.1 11,513 reviews	Search Air Canada flights
Qantas Airways	PriceFrom $787	Free Cancellation	Rating 7.5 1,084 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $836	Free Cancellation	Rating 7.1 11,980 reviews	Search American Airlines flights
Air New Zealand	PriceFrom $1,285	Free Cancellation	Rating 8.0 663 reviews	Search Air New Zealand flights
Qatar Airways	PriceFrom $2,062	Free Cancellation	Rating 7.4 3,737 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.