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

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

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 21h 53m on average. If you fly from Washington, D.C. (another popular airport in Washington, D.C.) to Sydney, then the average flight time is 22h 43m.

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.

$885 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.

06:00 - 08:45DCA Washington, D.C. Reagan-National-BNE Brisbane

35h 45m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:45 - 12:19BNE Brisbane-DCA Washington, D.C. Reagan-National

40h 34m2 stops Vancouver Intl Ottawa

$1,543Air Canada

Thu, 24 Dec - Fri, 15 Jan

11:05 - 08:45DCA Washington, D.C. Reagan-National-BNE Brisbane

30h 40m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:45 - 19:58BNE Brisbane-DCA Washington, D.C. Reagan-National

48h 13m2 stops Vancouver Intl Toronto Pearson Intl

$1,554Air Canada

Thu, 24 Dec - Sat, 16 Jan

11:05 - 08:45DCA Washington, D.C. Reagan-National-BNE Brisbane

30h 40m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:45 - 10:29BNE Brisbane-DCA Washington, D.C. Reagan-National

38h 44m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,557Air Canada

Mon, 1 Feb - Wed, 17 Feb

09:55 - 09:35IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

31h 40m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

11:20 - 20:23SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

25h 03m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,560Air Canada

Wed, 18 Nov - Tue, 24 Nov

11:05 - 09:35DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

30h 30m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

11:20 - 21:59SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

26h 39m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,560Air Canada

Wed, 18 Nov - Tue, 24 Nov

13:19 - 09:35IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

28h 16m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

11:20 - 20:23SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

25h 03m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,562Air Canada

Wed, 3 Feb - Wed, 17 Feb

11:05 - 09:35DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

30h 30m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

11:20 - 21:59SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

26h 39m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,562Air Canada

Wed, 10 Feb - Wed, 17 Feb

09:55 - 09:35IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

31h 40m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

11:20 - 20:17SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

24h 57m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,563Air Canada

Tue, 2 Mar - Tue, 9 Mar

12:55 - 09:35DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

28h 40m2 stops Ottawa Vancouver Intl

11:20 - 18:18SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

22h 58m2 stops Vancouver Intl Toronto Pearson Intl

$1,563Air Canada

Wed, 10 Feb - Wed, 17 Feb

09:40 - 08:45DCA Washington, D.C. Reagan-National-BNE Brisbane

32h 05m2 stops Toronto Pearson Intl Vancouver Intl

10:45 - 10:29BNE Brisbane-DCA Washington, D.C. Reagan-National

38h 44m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,566Air Canada

Mon, 1 Feb - Wed, 17 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

11:25 - 08:30BWI Baltimore/Washington-MEL Melbourne

30h 05m1 stop Los Angeles

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

27h 14m2 stops Los Angeles Houston George Bush Intcntl

$1,758United Airlines

Mon, 26 Oct - Wed, 11 Nov

17:35 - 09:00DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

24h 25m1 stop Los Angeles

11:15 - 16:00SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

20h 45m1 stop Los Angeles

$1,878Multiple Airlines

Sat, 24 Oct - Mon, 2 Nov

11:55 - 06:55BWI Baltimore/Washington-SYD Sydney Kingsford Smith

28h 00m1 stop Dallas/Fort Worth

14:05 - 19:17SYD Sydney Kingsford Smith-BWI Baltimore/Washington

21h 12m1 stop Dallas/Fort Worth

$1,879American Airlines

Sat, 24 Oct - Mon, 2 Nov

15:08 - 06:55IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

24h 47m1 stop Dallas/Fort Worth

14:05 - 23:30SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

25h 25m1 stop Dallas/Fort Worth

$1,879American Airlines

Sat, 24 Oct - Mon, 2 Nov

17:48 - 09:00BWI Baltimore/Washington-SYD Sydney Kingsford Smith

24h 12m2 stops Charlotte Douglas Los Angeles

14:05 - 19:17SYD Sydney Kingsford Smith-BWI Baltimore/Washington

21h 12m1 stop Dallas/Fort Worth

$1,885American Airlines

Sat, 24 Oct - Mon, 2 Nov

15:44 - 06:55DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

24h 11m2 stops Memphis Dallas/Fort Worth

11:10 - 16:00SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

20h 50m1 stop Los Angeles

$1,885American Airlines

Sat, 24 Oct - Mon, 2 Nov

15:13 - 05:00DCA Washington, D.C. Reagan-National-MEL Melbourne

22h 47m1 stop Dallas/Fort Worth

12:00 - 21:45MEL Melbourne-DCA Washington, D.C. Reagan-National

24h 45m1 stop Dallas/Fort Worth

$1,898Qantas Airways

Sat, 24 Oct - Sat, 31 Oct

15:08 - 05:00IAD Washington, D.C. Dulles Intl-MEL Melbourne

22h 52m1 stop Dallas/Fort Worth

12:00 - 23:23MEL Melbourne-IAD Washington, D.C. Dulles Intl

26h 23m1 stop Dallas/Fort Worth

$1,929Multiple Airlines

Sat, 24 Oct - Sat, 31 Oct

13:29 - 05:00DCA Washington, D.C. Reagan-National-MEL Melbourne

24h 31m2 stops Philadelphia Dallas/Fort Worth

12:00 - 20:00MEL Melbourne-DCA Washington, D.C. Reagan-National

23h 00m2 stops Dallas/Fort Worth Chicago O'Hare Intl

$1,936American Airlines

Sat, 24 Oct - Sat, 31 Oct

15:08 - 08:05IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

25h 57m2 stops Dallas/Fort Worth Los Angeles

14:05 - 23:30SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

25h 25m1 stop Dallas/Fort Worth

$1,956American Airlines

Fri, 23 Oct - Fri, 6 Nov

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

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

American Airlines

15 Nov

BWI06:45Baltimore/Washington

30h 15m

1 stop

MEL05:00Melbourne

1 Dec

MEL12:00Melbourne

23h 14m

1 stop

BWI19:14Baltimore/Washington

$1,735

American Airlines

10 Nov

BWI14:26Baltimore/Washington

27h 04m

2 stops

MEL09:30Melbourne

23 Nov

MEL22:45Melbourne

28h 11m

2 stops

BWI10:56Baltimore/Washington

$1,741

American Airlines

15 Nov

BWI06:45Baltimore/Washington

30h 15m

1 stop

MEL05:00Melbourne

1 Dec

MEL11:00Melbourne

24h 14m

2 stops

BWI19:14Baltimore/Washington

$1,778

Delta flights from Washington, D.C. to Australia

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

Delta

1 Feb

BWI17:30Baltimore/Washington

24h 00m

2 stops

BNE08:30Brisbane

17 Feb

BNE10:40Brisbane

28h 06m

2 stops

BWI23:46Baltimore/Washington

$1,731

Delta

1 Feb

BWI17:30Baltimore/Washington

24h 00m

2 stops

BNE08:30Brisbane

17 Feb

BNE10:40Brisbane

28h 06m

2 stops

BWI23:46Baltimore/Washington

$1,732

Delta

2 Mar

BWI17:30Baltimore/Washington

48h 00m

2 stops

BNE08:30Brisbane

19 Mar

BNE09:35Brisbane

22h 32m

2 stops

BWI18:07Baltimore/Washington

$1,755

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.Brisbane

DCA Washington, D.C. Reagan-National - BNE Brisbane

DCABNE

Washington, D.C. Reagan-National

Thu 24/12

06:00-08:45

2 stops35h 45m

Brisbane

Fri 15/1

10:45-12:19

2 stops40h 34m

$1,543

Washington, D.C.Brisbane

DCA Washington, D.C. Reagan-National - BNE Brisbane

DCABNE

Washington, D.C. Reagan-National

Thu 24/12

11:05-08:45

2 stops30h 40m

Brisbane

Sat 16/1

10:45-19:58

2 stops48h 13m

$1,554

Washington, D.C.Brisbane

DCA Washington, D.C. Reagan-National - BNE Brisbane

DCABNE

Washington, D.C. Reagan-National

Mon 1/2

11:05-08:45

2 stops30h 40m

Brisbane

Wed 17/2

10:45-10:29

2 stops38h 44m

$1,557

Washington, D.C.Sydney

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

IADSYD

Washington, D.C. Dulles Intl

Wed 18/11

09:55-09:35

2 stops31h 40m

Sydney Kingsford Smith

Tue 24/11

11:20-20:23

2 stops25h 03m

$1,560

Washington, D.C.Sydney

DCA Washington, D.C. Reagan-National - SYD Sydney Kingsford Smith

DCASYD

Washington, D.C. Reagan-National

Wed 18/11

11:05-09:35

2 stops30h 30m

Sydney Kingsford Smith

Tue 24/11

11:20-21:59

2 stops26h 39m

$1,560

Washington, D.C.Sydney

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

IADSYD

Washington, D.C. Dulles Intl

Wed 3/2

13:19-09:35

2 stops28h 16m

Sydney Kingsford Smith

Wed 17/2

11:20-20:23

2 stops25h 03m

$1,562

Washington, D.C.Sydney

DCA Washington, D.C. Reagan-National - SYD Sydney Kingsford Smith

DCASYD

Washington, D.C. Reagan-National

Wed 10/2

11:05-09:35

2 stops30h 30m

Sydney Kingsford Smith

Wed 17/2

11:20-21:59

2 stops26h 39m

$1,562

Washington, D.C.Sydney

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

IADSYD

Washington, D.C. Dulles Intl

Tue 2/3

09:55-09:35

2 stops31h 40m

Sydney Kingsford Smith

Tue 9/3

11:20-20:17

2 stops24h 57m

$1,563

Fastest return journey

Washington, D.C.Sydney

DCA Washington, D.C. Reagan-National - SYD Sydney Kingsford Smith

DCASYD

Washington, D.C. Reagan-National

Wed 10/2

12:55-09:35

2 stops28h 40m

Sydney Kingsford Smith

Wed 17/2

11:20-18:18

2 stops22h 58m

$1,563

Washington, D.C.Brisbane

DCA Washington, D.C. Reagan-National - BNE Brisbane

DCABNE

Washington, D.C. Reagan-National

Mon 1/2

09:40-08:45

2 stops32h 05m

Brisbane

Wed 17/2

10:45-10:29

2 stops38h 44m

$1,566

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 $1,974. 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 $1,979.

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 $2,289 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 $1,829 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	$885
Fastest flight time	21h 51m
Direct flights	None

The best one-way flight to Australia from Washington, D.C. in the past 72 hours is $885. The best return flight deal from Washington, D.C. to Australia found on momondo in the last 72 hours is $1,543.

The fastest flight from Washington, D.C. to Australia takes 21h 51m

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.