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Cheap flights from Washington, D.C. Reagan-National Airport to Sydney from $799

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 Sydney departing on 7/11. 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

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

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
09:30 - 06:25DCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
28h 55m1 stop Los Angeles Los Angeles
Multiple Airlines Logo
14:00 - 20:00SYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
46h 00m2 stops Nadi Los Angeles Los Angeles
$1,711Multiple Airlines
Wed, 27 Jan - Tue, 9 Feb
Multiple Airlines Logo
09:30 - 06:25DCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
28h 55m1 stop Los Angeles Los Angeles
Multiple Airlines Logo
14:00 - 20:00SYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
46h 00m2 stops Nadi Los Angeles Los Angeles
$1,725Multiple Airlines
Sun, 31 Jan - Tue, 9 Feb
Multiple Airlines Logo
07:00 - 07:05DCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
34h 05m2 stops Denver Intl Los Angeles Los Angeles
Multiple Airlines Logo
09:10 - 12:11SYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
41h 01m2 stops Los Angeles Los Angeles Denver Intl
$1,728Multiple Airlines
Wed, 9 Sep - Wed, 16 Sep
Multiple Airlines Logo
07:00 - 07:05DCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
34h 05m2 stops Denver Intl Los Angeles Los Angeles
Multiple Airlines Logo
09:10 - 16:59SYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
45h 49m2 stops Los Angeles Los Angeles Denver Intl
$1,730Multiple Airlines
Wed, 16 Sep - Wed, 23 Sep
Multiple Airlines Logo
07:00 - 07:05DCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
34h 05m2 stops Denver Intl Los Angeles Los Angeles
Multiple Airlines Logo
09:10 - 12:11SYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
41h 01m2 stops Los Angeles Los Angeles Denver Intl
$1,741Multiple Airlines
Wed, 23 Sep - Wed, 30 Sep
Multiple Airlines Logo
07:00 - 07:05DCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
34h 05m2 stops Denver Intl Los Angeles Los Angeles
Multiple Airlines Logo
09:10 - 12:11SYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
41h 01m2 stops Los Angeles Los Angeles Denver Intl
$1,742Multiple Airlines
Wed, 16 Sep - Wed, 23 Sep
Multiple Airlines Logo
07:00 - 07:05DCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
34h 05m2 stops Denver Intl Los Angeles Los Angeles
Multiple Airlines Logo
09:10 - 12:11SYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
41h 01m2 stops Los Angeles Los Angeles Denver Intl
$1,751Multiple Airlines
Sun, 13 Sep - Wed, 23 Sep
Multiple Airlines Logo
07:00 - 07:05DCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
34h 05m2 stops Denver Intl Los Angeles Los Angeles
Multiple Airlines Logo
09:10 - 12:11SYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
41h 01m2 stops Los Angeles Los Angeles Denver Intl
$1,752Multiple Airlines
Tue, 22 Sep - Tue, 29 Sep
Multiple Airlines Logo
07:00 - 07:05DCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
34h 05m2 stops Denver Intl Los Angeles Los Angeles
Multiple Airlines Logo
09:10 - 12:11SYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
41h 01m2 stops Los Angeles Los Angeles Denver Intl
$1,755Multiple Airlines
Tue, 22 Sep - Tue, 29 Sep
Multiple Airlines Logo
07:00 - 07:05DCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
34h 05m2 stops Denver Intl Los Angeles Los Angeles
Multiple Airlines Logo
09:10 - 12:11SYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
41h 01m2 stops Los Angeles Los Angeles Denver Intl
$1,759Multiple Airlines
Wed, 23 Sep - Wed, 30 Sep

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Air New Zealand flights from Washington, D.C. Reagan-National Airport to Sydney

Our best Air New Zealand deals on Washington, D.C. Reagan-National Airport to Sydney flight tickets
Air New Zealand
17 Jan
DCA19:50Washington, D.C. Reagan-National
44h 45m
2 stops
SYD08:35Sydney Kingsford Smith
2 Feb
SYD09:55Sydney Kingsford Smith
28h 18m
2 stops
DCA22:13Washington, D.C. Reagan-National
$1,849
Air New Zealand
7 Feb
DCA08:15Washington, D.C. Reagan-National
32h 20m
2 stops
SYD08:35Sydney Kingsford Smith
13 Feb
SYD19:25Sydney Kingsford Smith
41h 10m
2 stops
DCA20:35Washington, D.C. Reagan-National
$1,863
Air New Zealand
1 Nov
DCA08:15Washington, D.C. Reagan-National
32h 20m
2 stops
SYD08:35Sydney Kingsford Smith
15 Nov
SYD19:25Sydney Kingsford Smith
41h 32m
2 stops
DCA20:57Washington, D.C. Reagan-National
$1,864

Delta flights from Washington, D.C. Reagan-National Airport to Sydney

Our best Delta deals on Washington, D.C. Reagan-National Airport to Sydney flight tickets
Delta
23 Aug
DCA16:45Washington, D.C. Reagan-National
24h 05m
1 stop
SYD06:50Sydney Kingsford Smith
14 Oct
SYD10:15Sydney Kingsford Smith
20h 14m
1 stop
DCA15:29Washington, D.C. Reagan-National
$2,318
Delta
26 Aug
DCA16:45Washington, D.C. Reagan-National
24h 05m
1 stop
SYD06:50Sydney Kingsford Smith
6 Sept
SYD09:15Sydney Kingsford Smith
20h 20m
1 stop
DCA15:35Washington, D.C. Reagan-National
$2,319
Delta
23 Aug
DCA16:45Washington, D.C. Reagan-National
24h 05m
1 stop
SYD06:50Sydney Kingsford Smith
14 Oct
SYD10:15Sydney Kingsford Smith
28h 29m
2 stops
DCA23:44Washington, D.C. Reagan-National
$2,325

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. Reagan-National Airport to Sydney 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 78,305 searches. Data last updated 12 August 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Wed 27/1

09:30-06:25

1 stop28h 55m

Sydney Kingsford Smith

Tue 9/2

14:00-20:00

2 stops46h 00m

$1,711

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Sun 31/1

09:30-06:25

1 stop28h 55m

Sydney Kingsford Smith

Tue 9/2

14:00-20:00

2 stops46h 00m

$1,725

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Wed 9/9

07:00-07:05

2 stops34h 05m

Sydney Kingsford Smith

Wed 16/9

09:10-12:11

2 stops41h 01m

$1,728

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Wed 16/9

07:00-07:05

2 stops34h 05m

Sydney Kingsford Smith

Wed 23/9

09:10-16:59

2 stops45h 49m

$1,730

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Wed 23/9

07:00-07:05

2 stops34h 05m

Sydney Kingsford Smith

Wed 30/9

09:10-12:11

2 stops41h 01m

$1,741

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Wed 16/9

07:00-07:05

2 stops34h 05m

Sydney Kingsford Smith

Wed 23/9

09:10-12:11

2 stops41h 01m

$1,742

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Sun 13/9

07:00-07:05

2 stops34h 05m

Sydney Kingsford Smith

Wed 23/9

09:10-12:11

2 stops41h 01m

$1,751

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Tue 22/9

07:00-07:05

2 stops34h 05m

Sydney Kingsford Smith

Tue 29/9

09:10-12:11

2 stops41h 01m

$1,752

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Tue 22/9

07:00-07:05

2 stops34h 05m

Sydney Kingsford Smith

Tue 29/9

09:10-12:11

2 stops41h 01m

$1,755

Washington, D.C.Sydney

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

DCASYD

Washington, D.C. Reagan-National

Wed 23/9

07:00-07:05

2 stops34h 05m

Sydney Kingsford Smith

Wed 30/9

09:10-12:11

2 stops41h 01m

$1,759

Flights are sorted by cheapest return flights first.

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

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

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 typical price of a round-trip flight between Washington, D.C. Reagan-National Airport and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from $1,894 to $3,199.
The lowest price recently found on this route was $1,711.

What is the cheapest month to fly to Sydney?

The month of July is, on average, the cheapest month to fly to Sydney from Washington, D.C. Reagan-National Airport, with most prices found around $1,225. If you aren’t able to travel to Sydney during the month of July, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,836.

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

You could potentially save up to 19% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Sydney flight.

When to book flights from Washington, D.C. Reagan-National Airport to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Washington, D.C. Reagan-National Airport to Sydney (DCA to SYD) flight deals and tips

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

Fastest flight time

22h 29m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Sydney takes 22h 29m
There are no direct flights from Washington, D.C. Reagan-National Airport to Sydney. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Sydney.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Sydney

  • How far is Washington, D.C. Reagan-National to Sydney Kingsford Smith by plane?

    There are 15699.1 km between Washington, D.C. Reagan-National and Sydney Kingsford Smith. Typically, this will take 22h 29m by plane in normal conditions.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Sydney Kingsford Smith Airport are updated daily.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Sydney Kingsford Smith Airport?

    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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Terrigal
Penrith
Katoomba
Lithgow
Manly
Coogee
Leura
Randwick
Cronulla
Bondi Beach
Charlestown
Swansea
Newport

Why use momondo?

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

Finding the right flight to Sydney 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 Sydney quick and easy, saving you time and money.

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

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

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

Once you have performed a search for Washington, D.C. to Sydney 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 Sydney right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.

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