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

Alaska Airlines, Cathay Pacific, and Turkish 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 24h 35m 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 45m.

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.

$833 Cheap Flights from Washington, D.C. to Australia in 2026/27

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

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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

$1,557Air Canada

Mon, 1 Feb - Wed, 17 Feb

13:19 - 08:45IAD Washington, D.C. Dulles Intl-BNE Brisbane

28h 26m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:45 - 11:34BNE Brisbane-IAD Washington, D.C. Dulles Intl

39h 49m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,557Air Canada

Mon, 1 Feb - Mon, 8 Feb

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

$1,597Air Canada

Mon, 1 Feb - Wed, 17 Feb

13:19 - 08:45IAD Washington, D.C. Dulles Intl-BNE Brisbane

28h 26m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

06:05 - 20:10BNE Brisbane-IAD Washington, D.C. Dulles Intl

29h 05m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$1,597Air Canada

Mon, 1 Feb - Wed, 17 Feb

09:55 - 07:05IAD Washington, D.C. Dulles Intl-BNE Brisbane

31h 10m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:00 - 20:15BNE Brisbane-IAD Washington, D.C. Dulles Intl

24h 15m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,610Air Canada

Sun, 28 Mar - Thu, 15 Apr

07:00 - 10:15DCA Washington, D.C. Reagan-National-BNE Brisbane

36h 15m3 stops Denver Intl Los Angeles Nadi

11:40 - 12:48BNE Brisbane-DCA Washington, D.C. Reagan-National

40h 08m3 stops Nadi Los Angeles Denver Intl

$1,647Multiple Airlines

Thu, 26 Nov - Thu, 3 Dec

09:55 - 11:00IAD Washington, D.C. Dulles Intl-BNE Brisbane

35h 05m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith

10:00 - 11:16BNE Brisbane-IAD Washington, D.C. Dulles Intl

39h 16m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,649Air Canada

Sun, 28 Mar - Thu, 15 Apr

07:00 - 10:15DCA Washington, D.C. Reagan-National-BNE Brisbane

36h 15m3 stops Denver Intl Los Angeles Nadi

11:40 - 12:48BNE Brisbane-DCA Washington, D.C. Reagan-National

40h 08m3 stops Nadi Los Angeles Denver Intl

$1,709Multiple Airlines

Thu, 26 Nov - Thu, 3 Dec

07:00 - 12:25DCA Washington, D.C. Reagan-National-MEL Melbourne

37h 25m3 stops Denver Intl Los Angeles Nadi

13:55 - 12:55MEL Melbourne-DCA Washington, D.C. Reagan-National

39h 00m3 stops Nadi Los Angeles Denver Intl

$1,749Multiple Airlines

Wed, 2 Dec - Sun, 13 Dec

07:08 - 05:00IAD Washington, D.C. Dulles Intl-MEL Melbourne

29h 52m1 stop Dallas/Fort Worth

22:45 - 05:30MEL Melbourne-IAD Washington, D.C. Dulles Intl

22h 45m1 stop Los Angeles

$1,786American Airlines

Tue, 24 Nov - Tue, 1 Dec

Cheap last-minute flights

Enter your travel dates to find the best prices.

16:59 - 09:00DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

24h 01m2 stops Columbus Los Angeles

14:05 - 20:15SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

22h 10m2 stops Dallas/Fort Worth Tulsa

$1,884American Airlines

Sun, 1 Nov - Sun, 8 Nov

14:42 - 06:55IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

24h 13m1 stop Dallas/Fort Worth

14:05 - 18:19SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

20h 14m1 stop Dallas/Fort Worth

$1,917Qantas Airways

Thu, 5 Nov - Thu, 12 Nov

09:30 - 09:00DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

31h 30m1 stop Los Angeles

11:15 - 21:00SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

25h 45m1 stop Los Angeles

$1,928Multiple Airlines

Sun, 1 Nov - Sun, 8 Nov

13:44 - 06:55DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

25h 11m1 stop Dallas/Fort Worth

11:10 - 21:00SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

25h 50m1 stop Los Angeles

$1,948American Airlines

Thu, 5 Nov - Thu, 12 Nov

17:15 - 09:00DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

23h 45m2 stops Phoenix Sky Harbor Intl Los Angeles

11:15 - 21:00SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

25h 45m1 stop Los Angeles

$1,955American Airlines

Thu, 5 Nov - Thu, 12 Nov

08:15 - 08:35DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

32h 20m2 stops Houston George Bush Intcntl Auckland Intl

11:55 - 22:15SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

26h 20m2 stops Auckland Intl Houston George Bush Intcntl

$1,989Air New Zealand

Thu, 5 Nov - Thu, 12 Nov

14:38 - 08:35IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

25h 57m2 stops Houston George Bush Intcntl Auckland Intl

11:55 - 00:59SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

29h 04m2 stops Auckland Intl San Francisco

$1,989Air New Zealand

Thu, 5 Nov - Thu, 12 Nov

08:25 - 08:35IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

33h 10m2 stops Los Angeles Auckland Intl

11:50 - 06:17SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

34h 27m2 stops Auckland Intl Los Angeles

$1,990Air New Zealand

Sat, 31 Oct - Fri, 6 Nov

10:58 - 08:35DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

29h 37m2 stops Houston George Bush Intcntl Auckland Intl

11:55 - 11:47SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

39h 52m2 stops Auckland Intl Houston George Bush Intcntl

$2,005Air New Zealand

Thu, 5 Nov - Thu, 12 Nov

08:34 - 08:35IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

32h 01m2 stops Houston George Bush Intcntl Auckland Intl

07:30 - 05:26SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

37h 56m2 stops Auckland Intl Los Angeles

$2,034Air New Zealand

Sun, 1 Nov - Sun, 15 Nov

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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

1 Feb

IAD12:45Washington, D.C. Dulles Intl

27h 15m

2 stops

BNE07:00Brisbane

17 Feb

BNE08:20Brisbane

27h 48m

2 stops

IAD21:08Washington, D.C. Dulles Intl

$1,851

Air New Zealand

1 Feb

IAD14:39Washington, D.C. Dulles Intl

28h 21m

2 stops

BNE10:00Brisbane

17 Feb

BNE08:20Brisbane

27h 48m

2 stops

IAD21:08Washington, D.C. Dulles Intl

$1,870

Air New Zealand

1 Feb

IAD14:39Washington, D.C. Dulles Intl

28h 21m

2 stops

BNE10:00Brisbane

17 Feb

BNE08:20Brisbane

27h 48m

2 stops

IAD21:08Washington, D.C. Dulles Intl

$1,871

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

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

Alaska Airlines

30 Jan

DCA09:30Washington, D.C. Reagan-National

29h 20m

1 stop

BNE05:50Brisbane

3 Feb

BNE13:10Brisbane

41h 50m

2 stops

DCA16:00Washington, D.C. Reagan-National

$1,931

Alaska Airlines

27 Jan

DCA18:59Washington, D.C. Reagan-National

43h 51m

2 stops

BNE05:50Brisbane

4 Feb

BNE13:10Brisbane

21h 50m

1 stop

DCA20:00Washington, D.C. Reagan-National

$1,953

Alaska Airlines

27 Jan

DCA18:59Washington, D.C. Reagan-National

43h 51m

2 stops

BNE05:50Brisbane

4 Feb

BNE13:10Brisbane

43h 49m

2 stops

DCA17:59Washington, D.C. Reagan-National

$1,989

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

$1,557

Washington, D.C.Brisbane

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

IADBNE

Washington, D.C. Dulles Intl

Mon 1/2

13:19-08:45

2 stops28h 26m

Brisbane

Mon 8/2

10:45-11:34

2 stops39h 49m

$1,557

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

$1,597

Washington, D.C.Brisbane

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

IADBNE

Washington, D.C. Dulles Intl

Mon 1/2

13:19-08:45

2 stops28h 26m

Brisbane

Wed 17/2

06:05-20:10

3 stops29h 05m

$1,597

Washington, D.C.Brisbane

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

IADBNE

Washington, D.C. Dulles Intl

Sun 28/3

09:55-07:05

2 stops31h 10m

Brisbane

Thu 15/4

10:00-20:15

2 stops24h 15m

$1,610

Washington, D.C.Brisbane

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

DCABNE

Washington, D.C. Reagan-National

Thu 26/11

07:00-10:15

3 stops36h 15m

Brisbane

Thu 3/12

11:40-12:48

3 stops40h 08m

$1,647

Washington, D.C.Brisbane

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

IADBNE

Washington, D.C. Dulles Intl

Sun 28/3

09:55-11:00

3 stops35h 05m

Brisbane

Thu 15/4

10:00-11:16

2 stops39h 16m

$1,649

Washington, D.C.Brisbane

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

DCABNE

Washington, D.C. Reagan-National

Thu 26/11

07:00-10:15

3 stops36h 15m

Brisbane

Thu 3/12

11:40-12:48

3 stops40h 08m

$1,709

Washington, D.C.Melbourne

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

DCAMEL

Washington, D.C. Reagan-National

Wed 2/12

07:00-12:25

3 stops37h 25m

Melbourne

Sun 13/12

13:55-12:55

3 stops39h 00m

$1,749

Fastest return journey

Washington, D.C.Melbourne

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

IADMEL

Washington, D.C. Dulles Intl

Tue 24/11

07:08-05:00

1 stop29h 52m

Melbourne

Tue 1/12

22:45-05:30

1 stop22h 45m

$1,786

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, August 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 $1,968. If you don’t want to visit Australia in August, then you should wait until November to fly from Washington, D.C., when ticket prices are also cheap, with an average price of $1,970.

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 $2,272 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 $1,826 on momondo.

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

You could potentially save up to 16% 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	$833
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 $833. The best return flight deal from Washington, D.C. to Australia found on momondo in the last 72 hours is $1,557.

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.