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

Qantas Airways, Delta, and United 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 22h 30m on average. If you fly from Washington, D.C. (another popular airport in Washington, D.C.) to Sydney, then the average flight time is 24h 48m.

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.

$906 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.

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

$1,568Air Canada

Mon, 1 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

$1,570Air Canada

Wed, 18 Nov - Wed, 25 Nov

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

$1,570Air Canada

Wed, 18 Nov - Tue, 24 Nov

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

$1,573Air Canada

Wed, 10 Feb - Wed, 17 Feb

06:59 - 09:35DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

34h 36m1 stop Toronto Pearson Intl

11:20 - 10:24SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

39h 04m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,578Air Canada

Wed, 18 Nov - Tue, 24 Nov

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

31h 40m1 stop Toronto Pearson Intl

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

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

$1,578Air Canada

Wed, 18 Nov - Tue, 24 Nov

06:00 - 09:35DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

35h 35m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Vancouver Intl

11:20 - 10:24SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

39h 04m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,582Air Canada

Mon, 16 Nov - Mon, 23 Nov

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

31h 40m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson 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

$1,582Air Canada

Wed, 18 Nov - Wed, 25 Nov

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

31h 40m1 stop Toronto Pearson Intl

11:20 - 20:10SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

24h 50m1 stop Toronto Pearson Intl

$1,585Air Canada

Wed, 18 Nov - Tue, 24 Nov

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

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

06:05 - 19:58BNE Brisbane-DCA Washington, D.C. Reagan-National

28h 53m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$1,609Air Canada

Mon, 1 Feb - Wed, 17 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

08:52 - 06:45DCA Washington, D.C. Reagan-National-MEL Melbourne

30h 53m1 stop Los Angeles

12:00 - 18:56MEL Melbourne-DCA Washington, D.C. Reagan-National

21h 56m1 stop Dallas/Fort Worth

$1,800American Airlines

Tue, 20 Oct - Tue, 27 Oct

13:29 - 06:45DCA Washington, D.C. Reagan-National-MEL Melbourne

26h 16m2 stops Philadelphia Los Angeles

12:00 - 20:48MEL Melbourne-DCA Washington, D.C. Reagan-National

23h 48m2 stops Dallas/Fort Worth Nashville Intl

$1,805American Airlines

Tue, 20 Oct - Tue, 27 Oct

10:35 - 06:45IAD Washington, D.C. Dulles Intl-MEL Melbourne

29h 10m2 stops Charlotte Douglas Los Angeles

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

26h 23m1 stop Dallas/Fort Worth

$1,805American Airlines

Tue, 20 Oct - Tue, 27 Oct

06:00 - 06:45IAD Washington, D.C. Dulles Intl-MEL Melbourne

33h 45m1 stop Los Angeles

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

26h 23m1 stop Dallas/Fort Worth

$1,815American Airlines

Tue, 20 Oct - Tue, 27 Oct

16:59 - 05:00DCA Washington, D.C. Reagan-National-MEL Melbourne

45h 01m1 stop Dallas/Fort Worth

22:45 - 20:00MEL Melbourne-DCA Washington, D.C. Reagan-National

36h 15m1 stop Los Angeles

$1,887Multiple Airlines

Tue, 20 Oct - Tue, 27 Oct

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

$1,890Multiple 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

$1,891American 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

$1,891American 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

$1,897American 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

$1,897American Airlines

Sat, 24 Oct - Mon, 2 Nov

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Qantas Airways flights from Washington, D.C. to Australia

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

Qantas Airways

27 Nov

BWI11:46Baltimore/Washington

27h 44m

1 stop

BNE06:30Brisbane

4 Dec

BNE09:40Brisbane

20h 20m

1 stop

BWI15:00Baltimore/Washington

$1,714

Qantas Airways

8 Nov

DCA17:05Washington, D.C. Reagan-National

23h 55m

1 stop

SYD09:00Sydney Kingsford Smith

24 Nov

SYD14:05Sydney Kingsford Smith

20h 55m

1 stop

DCA19:00Washington, D.C. Reagan-National

$1,745

Qantas Airways

13 Mar

BWI11:50Baltimore/Washington

27h 40m

1 stop

BNE06:30Brisbane

20 Mar

BNE09:40Brisbane

22h 27m

1 stop

BWI18:07Baltimore/Washington

$1,788

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

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

United Airlines

16 Mar

BWI08:00Baltimore/Washington

32h 30m

1 stop

BNE06:30Brisbane

31 Mar

BNE10:30Brisbane

26h 30m

2 stops

BWI23:00Baltimore/Washington

$1,740

United Airlines

1 Feb

BWI08:00Baltimore/Washington

32h 30m

1 stop

BNE07:30Brisbane

17 Feb

BNE11:20Brisbane

20h 57m

1 stop

BWI17:17Baltimore/Washington

$1,741

United Airlines

29 Mar

BWI12:55Baltimore/Washington

27h 35m

2 stops

BNE06:30Brisbane

14 Apr

BNE10:30Brisbane

28h 08m

2 stops

BWI00:38Baltimore/Washington

$1,748

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

Mon 1/2

11:05-08:45

2 stops30h 40m

Brisbane

Wed 17/2

10:45-10:29

2 stops38h 44m

$1,568

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

Wed 25/11

11:20-21:59

2 stops26h 39m

$1,570

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

$1,570

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

$1,573

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Wed 18/11

06:59-09:35

1 stop34h 36m

Sydney Kingsford Smith

Tue 24/11

11:20-10:24

2 stops39h 04m

$1,578

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

1 stop31h 40m

Sydney Kingsford Smith

Tue 24/11

11:20-20:23

2 stops25h 03m

$1,578

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Mon 16/11

06:00-09:35

3 stops35h 35m

Sydney Kingsford Smith

Mon 23/11

11:20-10:24

2 stops39h 04m

$1,582

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

3 stops31h 40m

Sydney Kingsford Smith

Wed 25/11

11:20-20:23

2 stops25h 03m

$1,582

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

1 stop31h 40m

Sydney Kingsford Smith

Tue 24/11

11:20-20:10

1 stop24h 50m

$1,585

Washington, D.C.Brisbane

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

DCABNE

Washington, D.C. Reagan-National

Mon 1/2

06:00-08:45

2 stops35h 45m

Brisbane

Wed 17/2

06:05-19:58

3 stops28h 53m

$1,609

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 $1,987. 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 $1,992.

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 $2,304 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 $1,841 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	$906
Fastest flight time	21h 55m
Direct flights	None

The best one-way flight to Australia from Washington, D.C. in the past 72 hours is $906. The best return flight deal from Washington, D.C. to Australia found on momondo in the last 72 hours is $1,568.

The fastest flight from Washington, D.C. to Australia takes 21h 55m

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.