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

The flight from Washington, D.C. to Australia depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Baltimore (a popular airport in Washington, D.C.) to Sydney (the most popular airport in Australia), then the flight time is 23h 17m on average. If you fly from Washington, D.C. (another popular airport in Washington, D.C.) to Sydney, then the average flight time is 23h 22m.

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

American Airlines, United Airlines, and Delta 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 are refreshed on a daily basis.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Australia.

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

The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$772 Cheap Flights from Washington, D.C. to Australia in 2026/27

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

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

07:00 - 12:45DCA Washington, D.C. Reagan-National-MEL Melbourne

37h 45m3 stops Denver Intl Los Angeles Nadi

13:35 - 12:59MEL Melbourne-DCA Washington, D.C. Reagan-National

39h 24m3 stops Nadi Los Angeles Denver Intl

$1,708Multiple Airlines

Mon, 16 Nov - Mon, 23 Nov

08:05 - 07:55BWI Baltimore/Washington-SYD Sydney Kingsford Smith

32h 50m1 stop San Francisco

11:50 - 17:26SYD Sydney Kingsford Smith-BWI Baltimore/Washington

21h 36m1 stop San Francisco

$1,757United Airlines

Sun, 18 Oct - Mon, 2 Nov

07:40 - 12:45IAD Washington, D.C. Dulles Intl-MEL Melbourne

37h 05m3 stops Atlanta Hartsfield-Jackson Los Angeles Nadi

13:35 - 05:10MEL Melbourne-IAD Washington, D.C. Dulles Intl

31h 35m3 stops Nadi Los Angeles Las Vegas Harry Reid Intl

$1,757Multiple Airlines

Mon, 16 Nov - Mon, 23 Nov

08:05 - 07:55BWI Baltimore/Washington-SYD Sydney Kingsford Smith

32h 50m1 stop San Francisco

11:50 - 17:26SYD Sydney Kingsford Smith-BWI Baltimore/Washington

21h 36m1 stop San Francisco

$1,765United Airlines

Sun, 18 Oct - Mon, 2 Nov

12:45 - 07:00BWI Baltimore/Washington-SYD Sydney Kingsford Smith

27h 15m1 stop Houston George Bush Intcntl

09:15 - 16:25SYD Sydney Kingsford Smith-BWI Baltimore/Washington

23h 10m1 stop Houston George Bush Intcntl

$1,766United Airlines

Sun, 25 Oct - Mon, 9 Nov

13:05 - 08:30BWI Baltimore/Washington-MEL Melbourne

28h 25m2 stops Houston George Bush Intcntl Los Angeles

11:30 - 22:44MEL Melbourne-BWI Baltimore/Washington

27h 14m2 stops Los Angeles Houston George Bush Intcntl

$1,766United Airlines

Mon, 19 Oct - Wed, 4 Nov

08:00 - 09:20BWI Baltimore/Washington-SYD Sydney Kingsford Smith

33h 20m1 stop San Francisco

11:50 - 17:25SYD Sydney Kingsford Smith-BWI Baltimore/Washington

21h 35m1 stop San Francisco

$1,777United Airlines

Wed, 11 Nov - Wed, 2 Dec

08:30 - 08:40BWI Baltimore/Washington-SYD Sydney Kingsford Smith

33h 10m1 stop Los Angeles

09:15 - 22:44SYD Sydney Kingsford Smith-BWI Baltimore/Washington

29h 29m1 stop Houston George Bush Intcntl

$1,779United Airlines

Wed, 28 Oct - Wed, 4 Nov

09:00 - 08:30BWI Baltimore/Washington-SYD Sydney Kingsford Smith

31h 30m2 stops Atlanta Hartsfield-Jackson Los Angeles

10:40 - 18:24SYD Sydney Kingsford Smith-BWI Baltimore/Washington

23h 44m2 stops Los Angeles Minneapolis St Paul

$1,783Delta

Mon, 2 Nov - Mon, 9 Nov

09:00 - 08:00BWI Baltimore/Washington-MEL Melbourne

31h 00m2 stops Atlanta Hartsfield-Jackson Los Angeles

10:10 - 21:24MEL Melbourne-BWI Baltimore/Washington

27h 14m2 stops Los Angeles Atlanta Hartsfield-Jackson

$1,783Delta

Mon, 2 Nov - Mon, 9 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

17:36 - 08:50BWI Baltimore/Washington-MEL Melbourne

48h 14m2 stops Detroit Metropolitan Wayne County Los Angeles

09:10 - 00:51MEL Melbourne-BWI Baltimore/Washington

30h 41m2 stops Los Angeles Atlanta Hartsfield-Jackson

$2,338Delta

Sat, 10 Oct - Sat, 31 Oct

17:45 - 08:00IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

23h 15m1 stop Los Angeles

19:20 - 00:41SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

44h 21m2 stops Auckland Intl Los Angeles

$2,380Air New Zealand

Tue, 6 Oct - Thu, 15 Oct

17:59 - 07:55DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

22h 56m1 stop San Francisco

18:15 - 22:14SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

42h 59m2 stops Auckland Intl Houston George Bush Intcntl

$2,381Air New Zealand

Tue, 6 Oct - Thu, 15 Oct

16:15 - 07:55IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

24h 40m1 stop San Francisco

19:20 - 22:07SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

41h 47m2 stops Auckland Intl San Francisco

$2,381Air New Zealand

Tue, 6 Oct - Thu, 15 Oct

09:28 - 08:30IAD Washington, D.C. Dulles Intl-MEL Melbourne

32h 02m1 stop Los Angeles

12:10 - 05:31MEL Melbourne-IAD Washington, D.C. Dulles Intl

32h 21m2 stops Auckland Intl Los Angeles

$2,397Air New Zealand

Mon, 5 Oct - Wed, 21 Oct

08:00 - 08:00BWI Baltimore/Washington-SYD Sydney Kingsford Smith

33h 00m1 stop Los Angeles

19:20 - 22:34SYD Sydney Kingsford Smith-BWI Baltimore/Washington

42h 14m2 stops Auckland Intl Houston George Bush Intcntl

$2,408Air New Zealand

Tue, 6 Oct - Thu, 15 Oct

08:00 - 08:00BWI Baltimore/Washington-SYD Sydney Kingsford Smith

33h 00m1 stop Los Angeles

18:15 - 22:34SYD Sydney Kingsford Smith-BWI Baltimore/Washington

43h 19m2 stops Auckland Intl Houston George Bush Intcntl

$2,410Air New Zealand

Tue, 6 Oct - Thu, 15 Oct

08:05 - 07:55BWI Baltimore/Washington-SYD Sydney Kingsford Smith

32h 50m1 stop San Francisco

18:15 - 22:34SYD Sydney Kingsford Smith-BWI Baltimore/Washington

43h 19m2 stops Auckland Intl Houston George Bush Intcntl

$2,411Air New Zealand

Tue, 6 Oct - Thu, 15 Oct

08:25 - 08:30IAD Washington, D.C. Dulles Intl-MEL Melbourne

33h 05m1 stop Los Angeles

08:15 - 05:19MEL Melbourne-IAD Washington, D.C. Dulles Intl

36h 04m2 stops Auckland Intl Los Angeles

$2,461Air New Zealand

Fri, 9 Oct - Sat, 31 Oct

17:43 - 08:30BWI Baltimore/Washington-MEL Melbourne

23h 47m1 stop Los Angeles

12:10 - 21:05MEL Melbourne-BWI Baltimore/Washington

23h 55m2 stops Auckland Intl Los Angeles

$2,461Air New Zealand

Fri, 9 Oct - Sat, 31 Oct

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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

18 Oct

BWI08:05Baltimore/Washington

32h 50m

1 stop

SYD07:55Sydney Kingsford Smith

2 Nov

SYD11:50Sydney Kingsford Smith

21h 36m

1 stop

BWI17:26Baltimore/Washington

$1,757

United Airlines

18 Oct

BWI08:05Baltimore/Washington

32h 50m

1 stop

SYD07:55Sydney Kingsford Smith

2 Nov

SYD11:50Sydney Kingsford Smith

21h 36m

1 stop

BWI17:26Baltimore/Washington

$1,765

United Airlines

25 Oct

BWI12:45Baltimore/Washington

27h 15m

1 stop

SYD07:00Sydney Kingsford Smith

9 Nov

SYD09:15Sydney Kingsford Smith

23h 10m

1 stop

BWI16:25Baltimore/Washington

$1,766

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

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

American Airlines

6 Nov

BWI15:57Baltimore/Washington

25h 03m

2 stops

SYD09:00Sydney Kingsford Smith

13 Nov

SYD11:10Sydney Kingsford Smith

23h 05m

2 stops

BWI18:15Baltimore/Washington

$1,924

American Airlines

13 Feb

BWI17:27Baltimore/Washington

22h 03m

1 stop

BNE06:30Brisbane

20 Feb

BNE09:40Brisbane

24h 20m

2 stops

BWI19:00Baltimore/Washington

$1,930

American Airlines

2 Dec

BWI11:51Baltimore/Washington

27h 04m

1 stop

SYD06:55Sydney Kingsford Smith

9 Dec

SYD14:05Sydney Kingsford Smith

21h 03m

1 stop

BWI19:08Baltimore/Washington

$1,931

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 return flight

Washington, D.C.Melbourne

DCA Washington, D.C. Reagan-National - MEL Melbourne

DCAMEL

Washington, D.C. Reagan-National

Mon 16/11

07:00-12:45

3 stops37h 45m

Melbourne

Mon 23/11

13:35-12:59

3 stops39h 24m

$1,708

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Sun 18/10

08:05-07:55

1 stop32h 50m

Sydney Kingsford Smith

Mon 2/11

11:50-17:26

1 stop21h 36m

$1,757

Washington, D.C.Melbourne

IAD Washington, D.C. Dulles Intl - MEL Melbourne

IADMEL

Washington, D.C. Dulles Intl

Mon 16/11

07:40-12:45

3 stops37h 05m

Melbourne

Mon 23/11

13:35-05:10

3 stops31h 35m

$1,757

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Sun 18/10

08:05-07:55

1 stop32h 50m

Sydney Kingsford Smith

Mon 2/11

11:50-17:26

1 stop21h 36m

$1,765

Fastest return journey

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Sun 25/10

12:45-07:00

1 stop27h 15m

Sydney Kingsford Smith

Mon 9/11

09:15-16:25

1 stop23h 10m

$1,766

BaltimoreMelbourne

BWI Baltimore/Washington - MEL Melbourne

BWIMEL

Baltimore/Washington

Mon 19/10

13:05-08:30

2 stops28h 25m

Melbourne

Wed 4/11

11:30-22:44

2 stops27h 14m

$1,766

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Wed 11/11

08:00-09:20

1 stop33h 20m

Sydney Kingsford Smith

Wed 2/12

11:50-17:25

1 stop21h 35m

$1,777

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Wed 28/10

08:30-08:40

1 stop33h 10m

Sydney Kingsford Smith

Wed 4/11

09:15-22:44

1 stop29h 29m

$1,779

BaltimoreSydney

BWI Baltimore/Washington - SYD Sydney Kingsford Smith

BWISYD

Baltimore/Washington

Mon 2/11

09:00-08:30

2 stops31h 30m

Sydney Kingsford Smith

Mon 9/11

10:40-18:24

2 stops23h 44m

$1,783

BaltimoreMelbourne

BWI Baltimore/Washington - MEL Melbourne

BWIMEL

Baltimore/Washington

Mon 2/11

09:00-08:00

2 stops31h 00m

Melbourne

Mon 9/11

10:10-21:24

2 stops27h 14m

$1,783

Flights are sorted by cheapest return 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?

In general, November is the cheapest month to fly from Washington, D.C. to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,967. If you don’t want to visit Australia in November, then you should wait until April to fly from Washington, D.C., when ticket prices are also cheap, with an average price of $1,997.

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 $2,318 when searching weeks before you fly. 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 $1,846 on momondo.

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

You could potentially save up to 9% 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	$772
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 $772. The best return flight deal from Washington, D.C. to Australia found on momondo in the last 72 hours is $1,708.

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 are refreshed on a daily basis.
How old do you have to be to fly from Washington, D.C. to Australia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to Australia from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Australia quick and easy, saving you time and money.

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

Yes. All flights to Australia from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Washington, D.C. and Australia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Australia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.