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 Washington, D.C. (a popular airport in Washington, D.C.) to Sydney (the most popular airport in Australia), then the flight time is 25h 14m on average. If you fly from Baltimore (another popular airport in Washington, D.C.) to Sydney, then the average flight time is 27h 07m.

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

Alaska Airlines, Turkish Airlines, and Cathay Pacific 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.

$910 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

13:45 - 12:25MEL Melbourne-DCA Washington, D.C. Reagan-National

38h 40m3 stops Nadi Los Angeles Denver Intl

$1,866Multiple Airlines

Mon, 1 Feb - Wed, 10 Feb

14:39 - 10:00IAD Washington, D.C. Dulles Intl-BNE Brisbane

28h 21m2 stops Houston George Bush Intcntl Auckland Intl

08:20 - 21:08BNE Brisbane-IAD Washington, D.C. Dulles Intl

27h 48m2 stops Auckland Intl Los Angeles

$1,875Air New Zealand

Mon, 1 Feb - Wed, 17 Feb

14:39 - 10:00IAD Washington, D.C. Dulles Intl-BNE Brisbane

28h 21m2 stops Houston George Bush Intcntl Auckland Intl

08:20 - 21:08BNE Brisbane-IAD Washington, D.C. Dulles Intl

27h 48m2 stops Auckland Intl Los Angeles

$1,876Air New Zealand

Mon, 1 Feb - Wed, 17 Feb

06:00 - 10:35IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

36h 35m2 stops Houston George Bush Intcntl Auckland Intl

09:55 - 07:58SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

38h 03m2 stops Auckland Intl Los Angeles

$1,880Air New Zealand

Mon, 8 Feb - Mon, 15 Feb

07:00 - 12:35DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

37h 35m3 stops Denver Intl Los Angeles Nadi

14:00 - 16:55SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

42h 55m3 stops Nadi Los Angeles Denver Intl

$1,882Multiple Airlines

Tue, 8 Dec - Wed, 27 Jan

14:36 - 08:35IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

25h 59m2 stops Houston George Bush Intcntl Auckland Intl

09:55 - 22:31SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

28h 36m2 stops Auckland Intl Houston George Bush Intcntl

$1,885Air New Zealand

Tue, 2 Mar - Tue, 9 Mar

14:25 - 10:35DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

28h 10m2 stops Houston George Bush Intcntl Auckland Intl

09:55 - 23:59SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

30h 04m2 stops Auckland Intl Houston George Bush Intcntl

$1,885Air New Zealand

Tue, 16 Feb - Tue, 2 Mar

22:10 - 08:45IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

44h 35m2 stops Houston George Bush Intcntl Auckland Intl

11:55 - 22:36SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

24h 41m2 stops Auckland Intl Houston George Bush Intcntl

$1,893Air New Zealand

Sun, 25 Apr - Mon, 3 May

14:39 - 10:00IAD Washington, D.C. Dulles Intl-BNE Brisbane

28h 21m2 stops Houston George Bush Intcntl Auckland Intl

11:15 - 21:08BNE Brisbane-IAD Washington, D.C. Dulles Intl

24h 53m2 stops Auckland Intl Los Angeles

$1,896Air New Zealand

Mon, 1 Feb - Wed, 17 Feb

17:38 - 08:35IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

46h 57m2 stops San Francisco Auckland Intl

14:05 - 00:06SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

26h 01m2 stops Auckland Intl Los Angeles

$1,900Air New Zealand

Sun, 17 Jan - Sun, 31 Jan

Cheap last-minute flights

Enter your travel dates to find the best prices.

06:00 - 08:35IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

34h 35m2 stops Houston George Bush Intcntl Auckland Intl

14:05 - 00:40SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

26h 35m2 stops Auckland Intl Los Angeles

$2,014Air New Zealand

Fri, 6 Nov - Fri, 13 Nov

06:00 - 08:35IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

34h 35m2 stops Houston George Bush Intcntl Auckland Intl

11:50 - 05:19SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

33h 29m2 stops Auckland Intl Los Angeles

$2,016Air New Zealand

Fri, 6 Nov - Sat, 14 Nov

14:25 - 08:35DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

26h 10m2 stops Houston George Bush Intcntl Auckland Intl

11:55 - 22:30SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

26h 35m2 stops Auckland Intl San Francisco

$2,019Air New Zealand

Thu, 5 Nov - Thu, 12 Nov

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

29h 37m2 stops Houston George Bush Intcntl Auckland Intl

09:55 - 23:57SYD Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National

30h 02m2 stops Auckland Intl Houston George Bush Intcntl

$2,064Air 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

11:55 - 22:44SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

26h 49m2 stops Auckland Intl Houston George Bush Intcntl

$2,064Air New Zealand

Thu, 5 Nov - Thu, 12 Nov

12:50 - 10:35DCA Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith

29h 45m2 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

$2,083Air 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

09:55 - 20:49SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

26h 54m2 stops Auckland Intl Houston George Bush Intcntl

$2,083Air New Zealand

Thu, 5 Nov - Thu, 12 Nov

21:20 - 03:40IAD Washington, D.C. Dulles Intl-PER Perth

41h 20m2 stops Istanbul Kuala Lumpur Intl

20:50 - 11:45PER Perth-IAD Washington, D.C. Dulles Intl

51h 55m2 stops Kuala Lumpur Intl Istanbul

$2,146Multiple Airlines

Mon, 9 Nov - Mon, 23 Nov

12:50 - 10:35IAD Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith

29h 45m2 stops Houston George Bush Intcntl Auckland Intl

11:55 - 22:44SYD Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl

26h 49m2 stops Auckland Intl Houston George Bush Intcntl

$2,151Air New Zealand

Thu, 5 Nov - Thu, 12 Nov

21:20 - 21:45IAD Washington, D.C. Dulles Intl-PER Perth

35h 25m3 stops Istanbul Kuala Lumpur Intl Denpasar Bali Ngurah Rai

07:25 - 11:45PER Perth-IAD Washington, D.C. Dulles Intl

65h 20m3 stops Denpasar Bali Ngurah Rai Kuala Lumpur Intl Istanbul

$2,252Multiple Airlines

Mon, 9 Nov - Mon, 23 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

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

$1,875

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

$1,876

Air New Zealand

8 Feb

IAD06:00Washington, D.C. Dulles Intl

36h 35m

2 stops

SYD10:35Sydney Kingsford Smith

15 Feb

SYD09:55Sydney Kingsford Smith

38h 03m

2 stops

IAD07:58Washington, D.C. Dulles Intl

$1,880

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

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

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

$1,960

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

$1,996

Alaska Airlines

23 Feb

IAD07:00Washington, D.C. Dulles Intl

31h 25m

3 stops

SYD06:25Sydney Kingsford Smith

2 Mar

SYD11:15Sydney Kingsford Smith

34h 16m

2 stops

IAD05:31Washington, D.C. Dulles Intl

$2,040

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 1/2

07:00-12:45

3 stops37h 45m

Melbourne

Wed 10/2

13:45-12:25

3 stops38h 40m

$1,866

Washington, D.C.Brisbane

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

IADBNE

Washington, D.C. Dulles Intl

Mon 1/2

14:39-10:00

2 stops28h 21m

Brisbane

Wed 17/2

08:20-21:08

2 stops27h 48m

$1,875

Washington, D.C.Brisbane

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

IADBNE

Washington, D.C. Dulles Intl

Mon 1/2

14:39-10:00

2 stops28h 21m

Brisbane

Wed 17/2

08:20-21:08

2 stops27h 48m

$1,876

Washington, D.C.Sydney

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

IADSYD

Washington, D.C. Dulles Intl

Mon 8/2

06:00-10:35

2 stops36h 35m

Sydney Kingsford Smith

Mon 15/2

09:55-07:58

2 stops38h 03m

$1,880

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Tue 8/12

07:00-12:35

3 stops37h 35m

Sydney Kingsford Smith

Wed 27/1

14:00-16:55

3 stops42h 55m

$1,882

Washington, D.C.Sydney

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

IADSYD

Washington, D.C. Dulles Intl

Tue 2/3

14:36-08:35

2 stops25h 59m

Sydney Kingsford Smith

Tue 9/3

09:55-22:31

2 stops28h 36m

$1,885

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Tue 16/2

14:25-10:35

2 stops28h 10m

Sydney Kingsford Smith

Tue 2/3

09:55-23:59

2 stops30h 04m

$1,885

Washington, D.C.Sydney

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

IADSYD

Washington, D.C. Dulles Intl

Sun 25/4

22:10-08:45

2 stops44h 35m

Sydney Kingsford Smith

Mon 3/5

11:55-22:36

2 stops24h 41m

$1,893

Fastest return journey

Washington, D.C.Brisbane

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

IADBNE

Washington, D.C. Dulles Intl

Mon 1/2

14:39-10:00

2 stops28h 21m

Brisbane

Wed 17/2

11:15-21:08

2 stops24h 53m

$1,896

Washington, D.C.Sydney

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

IADSYD

Washington, D.C. Dulles Intl

Sun 17/1

17:38-08:35

2 stops46h 57m

Sydney Kingsford Smith

Sun 31/1

14:05-00:06

2 stops26h 01m

$1,900

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, April 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 $1,982. If you don’t want to visit Australia in April, then you should wait until August to fly from Washington, D.C., when ticket prices are also cheap, with an average price of $2,006.

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 $2,311 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 $1,832 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	$910
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 $910. The best return flight deal from Washington, D.C. to Australia found on momondo in the last 72 hours is $1,866.

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.