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

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

What airlines fly to Australia?

United Airlines, Qantas Airways and American Airlines are the top three most popular airlines that fly to Australia from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 7 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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

Flight times from Washington, D.C. to Australia vary, but if you’re flying out of Baltimore and flying into Sydney (one of the most popular routes), then the duration is 21h 56m on average. Another popular route from Washington, D.C. to Australia is flying from Washington, D.C. to Sydney, which will take roughly 26h 25m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Washington, D.C. to Australia?

Prices for flights from Washington, D.C. to Australia refresh daily.

How many operators does momondo search for flights from Washington, D.C. to Australia?

The number of operators available for flights from Washington, D.C. to Australia is 6 as of March 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Australia.

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

The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$481 Cheap Flights from Washington, D.C. to Australia in 2026

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:45 am - 7:05 am

IAD

BNE

31h 20m

2 stops

10:00 am - 8:29 pm

BNE

IAD

24h 29m

2 stops

$1,006Air Canada

Wed, May 13 - Wed, May 20

9:45 am - 7:05 am

IAD

BNE

31h 20m

2 stops

10:00 am - 8:29 pm

BNE

IAD

24h 29m

2 stops

$1,007Air Canada

Mon, May 4 - Mon, May 11

11:41 am - 5:00 am

BWI

BNE

27h 19m

2 stops

8:35 pm - 8:56 am

BNE

BWI

26h 21m

2 stops

$1,297American Airlines

Tue, May 5 - Tue, May 12

3:31 pm - 5:00 am

BWI

BNE

23h 29m

2 stops

8:35 pm - 10:05 am

BNE

BWI

27h 30m

2 stops

$1,298American Airlines

Mon, May 4 - Mon, May 11

7:17 pm - 10:05 am

BWI

BNE

24h 48m

2 stops

8:50 pm - 6:27 pm

BNE

BWI

35h 37m

2 stops

$1,344Qantas Airways

Sun, May 3 - Sun, May 10

4:11 pm - 10:05 am

BWI

BNE

27h 54m

2 stops

6:00 am - 6:27 pm

BNE

BWI

26h 27m

2 stops

$1,358Qantas Airways

Mon, Apr 13 - Thu, Apr 30

6:20 pm - 8:15 am

BWI

MEL

23h 55m

1 stop

9:30 am - 7:09 pm

MEL

BWI

23h 39m

2 stops

$1,453United Airlines

Sun, May 3 - Sun, May 10

6:20 pm - 8:15 am

BWI

MEL

23h 55m

1 stop

10:55 am - 10:44 pm

MEL

BWI

25h 49m

2 stops

$1,458United Airlines

Sat, May 2 - Sat, May 9

7:41 pm - 7:50 am

BWI

MEL

46h 09m

2 stops

10:00 am - 12:15 am

MEL

BWI

28h 15m

2 stops

$1,472Delta

Sun, May 31 - Wed, Jun 10

2:18 pm - 7:50 am

BWI

MEL

27h 32m

2 stops

10:00 am - 11:17 pm

MEL

BWI

27h 17m

2 stops

$1,473Delta

Wed, May 6 - Wed, May 13

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

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

American Airlines

May 5

BWI11:41 amBaltimore/Washington

27h 19m

2 stops

BNE5:00 amBrisbane

May 12

BNE8:35 pmBrisbane

26h 21m

2 stops

BWI8:56 amBaltimore/Washington

$1,297

American Airlines

May 4

BWI3:31 pmBaltimore/Washington

23h 29m

2 stops

BNE5:00 amBrisbane

May 11

BNE8:35 pmBrisbane

27h 30m

2 stops

BWI10:05 amBaltimore/Washington

$1,298

American Airlines

May 4

BWI3:31 pmBaltimore/Washington

23h 29m

2 stops

BNE5:00 amBrisbane

May 11

BNE8:35 pmBrisbane

27h 30m

2 stops

BWI10:05 amBaltimore/Washington

$1,299

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

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

Fiji Airways

May 5

DCA6:59 pmWashington, D.C. Reagan-National

26h 51m

2 stops

SYD11:50 amSydney Kingsford Smith

May 12

SYD1:15 pmSydney Kingsford Smith

23h 40m

2 stops

DCA10:55 pmWashington, D.C. Reagan-National

$1,179

Fiji Airways

Aug 4

DCA6:55 pmWashington, D.C. Reagan-National

34h 25m

2 stops

MEL7:20 pmMelbourne

Aug 22

MEL7:30 amMelbourne

29h 30m

2 stops

DCA11:00 pmWashington, D.C. Reagan-National

$1,368

Fiji Airways

Aug 27

DCA6:59 pmWashington, D.C. Reagan-National

34h 21m

2 stops

MEL7:20 pmMelbourne

Sep 12

MEL7:30 amMelbourne

29h 30m

2 stops

DCA11:00 pmWashington, D.C. Reagan-National

$1,413

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 round-trip

Washington, D.C.Brisbane

IAD - BNE

IADBNE

Washington, D.C. Dulles Intl

Wed 5/13

9:45 am-7:05 am

2 stops31h 20m

Brisbane

Wed 5/20

10:00 am-8:29 pm

2 stops24h 29m

$1,006

Washington, D.C.Brisbane

IAD - BNE

IADBNE

Washington, D.C. Dulles Intl

Mon 5/4

9:45 am-7:05 am

2 stops31h 20m

Brisbane

Mon 5/11

10:00 am-8:29 pm

2 stops24h 29m

$1,007

BaltimoreBrisbane

BWI - BNE

BWIBNE

Baltimore/Washington

Tue 5/5

11:41 am-5:00 am

2 stops27h 19m

Brisbane

Tue 5/12

8:35 pm-8:56 am

2 stops26h 21m

$1,297

BaltimoreBrisbane

BWI - BNE

BWIBNE

Baltimore/Washington

Mon 5/4

3:31 pm-5:00 am

2 stops23h 29m

Brisbane

Mon 5/11

8:35 pm-10:05 am

2 stops27h 30m

$1,298

BaltimoreBrisbane

BWI - BNE

BWIBNE

Baltimore/Washington

Sun 5/3

7:17 pm-10:05 am

2 stops24h 48m

Brisbane

Sun 5/10

8:50 pm-6:27 pm

2 stops35h 37m

$1,344

BaltimoreBrisbane

BWI - BNE

BWIBNE

Baltimore/Washington

Mon 4/13

4:11 pm-10:05 am

2 stops27h 54m

Brisbane

Thu 4/30

6:00 am-6:27 pm

2 stops26h 27m

$1,358

Quickest round-trip

BaltimoreMelbourne

BWI - MEL

BWIMEL

Baltimore/Washington

Sun 5/3

6:20 pm-8:15 am

1 stop23h 55m

Melbourne

Sun 5/10

9:30 am-7:09 pm

2 stops23h 39m

$1,453

BaltimoreMelbourne

BWI - MEL

BWIMEL

Baltimore/Washington

Sat 5/2

6:20 pm-8:15 am

1 stop23h 55m

Melbourne

Sat 5/9

10:55 am-10:44 pm

2 stops25h 49m

$1,458

BaltimoreMelbourne

BWI - MEL

BWIMEL

Baltimore/Washington

Sun 5/31

7:41 pm-7:50 am

2 stops46h 09m

Melbourne

Wed 6/10

10:00 am-12:15 am

2 stops28h 15m

$1,472

BaltimoreMelbourne

BWI - MEL

BWIMEL

Baltimore/Washington

Wed 5/6

2:18 pm-7:50 am

2 stops27h 32m

Melbourne

Wed 5/13

10:00 am-11:17 pm

2 stops27h 17m

$1,473

Flights are sorted by cheapest round-trip 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?

The month of August is, on average, the cheapest month to fly to Australia from Washington, D.C., with most prices found around $1,121. If you aren’t able to travel during the month of August, then book flights to Australia from Washington, D.C. during February instead. Flights to Australia in February, while not as cheap as those in August, still average around $1,294.

How far in advance should I book a flight 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 $1,623 when searching weeks out. 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 $655 on momondo.

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

You could potentially save up to 3% 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

Fastest flight time	21h 31m
Direct flights	None

The fastest flight from Washington, D.C. to Australia takes 21h 31m

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

When did momondo last update prices for flights from Washington, D.C. to Australia?
Prices for flights from Washington, D.C. to Australia refresh daily.
How many operators does momondo search for flights from Washington, D.C. to Australia?
The number of operators available for flights from Washington, D.C. to Australia is 6 as of March 2026.
How old do you have to be to fly from Washington, D.C. to Australia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Australia.
What documentation or ID do you need to fly to Australia?
The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. to Australia

Compare and see reviews for airlines that fly from Washington, D.C. to Australia with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $276	Free Cancellation	Rating 7.9 8,319 reviews	Search Delta flights
United Airlines	PriceFrom $346	Free Cancellation	Rating 7.4 9,458 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $787	Free Cancellation	Rating 7.5 1,007 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $836	Free Cancellation	Rating 7.1 11,487 reviews	Search American Airlines flights
Air Canada	PriceFrom $839	Free Cancellation	Rating 7.1 10,834 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $1,195	Free Cancellation	Rating 8.0 616 reviews	Search Air New Zealand flights
Qatar Airways	PriceFrom $1,961	Free Cancellation	Rating 7.4 3,733 reviews	Search Qatar Airways flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Australia for you.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Australia flights to just show those with flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Australia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Washington, D.C. to Australia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.