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Cheap flights from Washington, D.C. Reagan-National Airport to Australia from $637

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Australia departing on 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Australia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
1:49 pm - 5:00 am
DCA
-
MEL
25h 11m
1 stop
Qantas Airways Logo
1:35 pm - 9:20 pm
MEL
-
DCA
21h 45m
1 stop
$1,107Qantas Airways
Mon, Aug 24 - Wed, Sep 9
Air Canada Logo
9:40 am - 7:05 am
DCA
-
BNE
31h 25m
2 stops
Air Canada Logo
10:15 am - 10:20 am
BNE
-
DCA
38h 05m
2 stops
$1,143Air Canada
Sun, Sep 6 - Tue, Sep 22
Multiple Airlines Logo
7:00 am - 11:50 am
DCA
-
SYD
38h 50m
3 stops
Multiple Airlines Logo
1:15 pm - 9:58 pm
SYD
-
DCA
46h 43m
3 stops
$1,145Multiple Airlines
Wed, Sep 9 - Fri, Sep 18
Qantas Airways Logo
1:52 pm - 5:00 am
DCA
-
MEL
25h 08m
1 stop
Qantas Airways Logo
2:35 pm - 10:55 pm
MEL
-
DCA
23h 20m
1 stop
$1,167Qantas Airways
Mon, Sep 28 - Mon, Oct 5
Multiple Airlines Logo
6:59 pm - 5:00 am
DCA
-
MEL
43h 01m
1 stop
Multiple Airlines Logo
10:45 pm - 8:00 pm
MEL
-
DCA
36h 15m
1 stop
$1,173Multiple Airlines
Tue, Oct 20 - Tue, Oct 27
Multiple Airlines Logo
9:30 am - 6:45 am
DCA
-
MEL
30h 15m
1 stop
Multiple Airlines Logo
10:45 pm - 8:00 pm
MEL
-
DCA
36h 15m
1 stop
$1,176Multiple Airlines
Tue, Oct 20 - Tue, Oct 27
United Airlines Logo
5:45 pm - 8:15 am
DCA
-
MEL
24h 30m
1 stop
United Airlines Logo
10:55 am - 10:30 pm
MEL
-
DCA
25h 35m
1 stop
$1,207United Airlines
Mon, Sep 14 - Tue, Sep 29
United Airlines Logo
5:45 pm - 8:15 am
DCA
-
MEL
24h 30m
1 stop
United Airlines Logo
11:55 am - 10:53 pm
MEL
-
DCA
25h 58m
1 stop
$1,215United Airlines
Mon, Sep 28 - Mon, Oct 5
Air New Zealand Logo
5:45 pm - 10:45 am
DCA
-
OOL
27h 00m
2 stops
Air New Zealand Logo
11:55 am - 10:13 pm
OOL
-
DCA
24h 18m
2 stops
$1,835Air New Zealand
Wed, Sep 2 - Wed, Sep 9
Air New Zealand Logo
12:59 pm - 10:45 am
DCA
-
OOL
31h 46m
2 stops
Air New Zealand Logo
7:45 pm - 10:30 pm
OOL
-
DCA
40h 45m
2 stops
$2,306Air New Zealand
Wed, Aug 5 - Sun, Aug 9

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Qantas Airways flights from Washington, D.C. Reagan-National Airport to Australia

Our best Qantas Airways deals on Washington, D.C. Reagan-National Airport to Australia flight tickets
Qantas Airways
Aug 24
DCA1:49 pmWashington, D.C. Reagan-National
25h 11m
1 stop
MEL5:00 amMelbourne
Sep 9
MEL1:35 pmMelbourne
21h 45m
1 stop
DCA9:20 pmWashington, D.C. Reagan-National
$1,107
Qantas Airways
Sep 28
DCA1:52 pmWashington, D.C. Reagan-National
25h 08m
1 stop
MEL5:00 amMelbourne
Oct 5
MEL2:35 pmMelbourne
23h 20m
1 stop
DCA10:55 pmWashington, D.C. Reagan-National
$1,167
Qantas Airways
Sep 6
DCA9:00 amWashington, D.C. Reagan-National
30h 00m
1 stop
BNE5:00 amBrisbane
Sep 22
BNE8:45 amBrisbane
24h 14m
2 stops
DCA6:59 pmWashington, D.C. Reagan-National
$1,182

United Airlines flights from Washington, D.C. Reagan-National Airport to Australia

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Australia flight tickets
United Airlines
Sep 14
DCA4:38 pmWashington, D.C. Reagan-National
24h 52m
2 stops
MEL7:30 amMelbourne
Sep 29
MEL10:55 amMelbourne
25h 35m
1 stop
DCA10:30 pmWashington, D.C. Reagan-National
$1,207
United Airlines
Sep 28
DCA5:45 pmWashington, D.C. Reagan-National
24h 30m
1 stop
MEL8:15 amMelbourne
Oct 5
MEL11:55 amMelbourne
25h 58m
1 stop
DCA10:53 pmWashington, D.C. Reagan-National
$1,215
United Airlines
Oct 20
DCA3:30 pmWashington, D.C. Reagan-National
26h 45m
2 stops
MEL9:15 amMelbourne
Oct 27
MEL11:45 amMelbourne
23h 58m
2 stops
DCA8:43 pmWashington, D.C. Reagan-National
$1,219

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 24, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Melbourne

DCA - MEL

DCAMEL

Washington, D.C. Reagan-National

Mon 8/24

1:49 pm-5:00 am

1 stop25h 11m

Melbourne

Wed 9/9

1:35 pm-9:20 pm

1 stop21h 45m

$1,107

Washington, D.C.Brisbane

DCA - BNE

DCABNE

Washington, D.C. Reagan-National

Sun 9/6

9:40 am-7:05 am

2 stops31h 25m

Brisbane

Tue 9/22

10:15 am-10:20 am

2 stops38h 05m

$1,143

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Wed 9/9

7:00 am-11:50 am

3 stops38h 50m

Sydney Kingsford Smith

Fri 9/18

1:15 pm-9:58 pm

3 stops46h 43m

$1,145

Washington, D.C.Melbourne

DCA - MEL

DCAMEL

Washington, D.C. Reagan-National

Mon 9/28

1:52 pm-5:00 am

1 stop25h 08m

Melbourne

Mon 10/5

2:35 pm-10:55 pm

1 stop23h 20m

$1,167

Washington, D.C.Melbourne

DCA - MEL

DCAMEL

Washington, D.C. Reagan-National

Tue 10/20

6:59 pm-5:00 am

1 stop43h 01m

Melbourne

Tue 10/27

10:45 pm-8:00 pm

1 stop36h 15m

$1,173

Washington, D.C.Melbourne

DCA - MEL

DCAMEL

Washington, D.C. Reagan-National

Tue 10/20

9:30 am-6:45 am

1 stop30h 15m

Melbourne

Tue 10/27

10:45 pm-8:00 pm

1 stop36h 15m

$1,176

Washington, D.C.Melbourne

DCA - MEL

DCAMEL

Washington, D.C. Reagan-National

Mon 9/14

5:45 pm-8:15 am

1 stop24h 30m

Melbourne

Tue 9/29

10:55 am-10:30 pm

1 stop25h 35m

$1,207

Washington, D.C.Melbourne

DCA - MEL

DCAMEL

Washington, D.C. Reagan-National

Mon 9/28

5:45 pm-8:15 am

1 stop24h 30m

Melbourne

Mon 10/5

11:55 am-10:53 pm

1 stop25h 58m

$1,215

Washington, D.C.Coolangatta

DCA - OOL

DCAOOL

Washington, D.C. Reagan-National

Wed 9/2

5:45 pm-10:45 am

2 stops27h 00m

Coolangatta Gold Coast

Wed 9/9

11:55 am-10:13 pm

2 stops24h 18m

$1,835

Washington, D.C.Coolangatta

DCA - OOL

DCAOOL

Washington, D.C. Reagan-National

Wed 8/5

12:59 pm-10:45 am

2 stops31h 46m

Coolangatta Gold Coast

Sun 8/9

7:45 pm-10:30 pm

2 stops40h 45m

$2,306

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Australia from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport 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

What is the cheapest month to fly to Australia?

The month of July is, on average, the cheapest month to fly to Australia from Washington, D.C. Reagan-National Airport, with most prices found around $865. If you aren’t able to travel during the month of July, then book flights to Australia from Washington, D.C. Reagan-National Airport during November instead. Flights to Australia in November, while not as cheap as those in July, still average around $1,296.

Can stopping save me money on Washington, D.C. Reagan-National Airport to Australia flights?

You could potentially save up to 47% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Australia flight.

Cheap Washington, D.C. Reagan-National Airport to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Australia

Fastest flight time

22h 31m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Australia takes 22h 31m
There are no direct flights from Washington, D.C. Reagan-National Airport to Australia. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Australia.
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Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Australia

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Australia?

    Prices for flights from Washington, D.C. Reagan-National Airport to Australia are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Australia?

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport 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. Reagan-National Airport 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. Reagan-National Airport to Australia

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Australia with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $836Free CancellationRating
7.1
11,842 reviews
Search American Airlines flights
Qantas AirwaysPriceFrom $1,048Free CancellationRating
7.5
1,067 reviews
Search Qantas Airways flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Australia. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Australia from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Washington, D.C. to Australia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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.

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