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Cheap flights from Washington, D.C. Reagan-National Airport to Sydney from $747

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 9/6. 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

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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.
Delta Logo
16:50 - 06:50
DCA
-
SYD
24h 00m
1 stop
Delta Logo
09:15 - 15:35
SYD
-
DCA
20h 20m
1 stop
$1,395Delta
Mon, 1 Jun - Sun, 7 Jun
Delta Logo
16:50 - 06:50
DCA
-
SYD
24h 00m
1 stop
Delta Logo
09:15 - 15:35
SYD
-
DCA
20h 20m
1 stop
$1,396Delta
Mon, 1 Jun - Sun, 7 Jun
Delta Logo
16:50 - 06:50
DCA
-
SYD
24h 00m
1 stop
Delta Logo
09:15 - 21:46
SYD
-
DCA
26h 31m
2 stops
$1,402Delta
Mon, 1 Jun - Sun, 7 Jun
Delta Logo
16:00 - 06:50
DCA
-
SYD
24h 50m
2 stops
Delta Logo
09:15 - 21:46
SYD
-
DCA
26h 31m
2 stops
$1,403Delta
Mon, 1 Jun - Sun, 7 Jun
Delta Logo
16:50 - 06:50
DCA
-
SYD
24h 00m
1 stop
Delta Logo
09:15 - 15:35
SYD
-
DCA
20h 20m
1 stop
$1,464Delta
Mon, 1 Jun - Sat, 25 Jul
Delta Logo
16:45 - 06:50
DCA
-
SYD
24h 05m
1 stop
Delta Logo
09:15 - 15:35
SYD
-
DCA
20h 20m
1 stop
$1,465Delta
Sun, 14 Jun - Thu, 18 Jun
Delta Logo
12:27 - 06:50
DCA
-
SYD
28h 23m
2 stops
Delta Logo
09:15 - 21:49
SYD
-
DCA
26h 34m
2 stops
$1,471Delta
Mon, 1 Jun - Sat, 25 Jul
Delta Logo
16:45 - 06:50
DCA
-
SYD
24h 05m
1 stop
Delta Logo
09:15 - 09:15
SYD
-
DCA
38h 00m
2 stops
$1,472Delta
Sun, 14 Jun - Fri, 19 Jun
Delta Logo
19:30 - 06:50
DCA
-
SYD
45h 20m
2 stops
Delta Logo
09:15 - 20:48
SYD
-
DCA
25h 33m
2 stops
$1,492Delta
Sun, 14 Jun - Thu, 18 Jun
Delta Logo
16:45 - 06:50
DCA
-
SYD
24h 05m
1 stop
Delta Logo
09:15 - 15:35
SYD
-
DCA
20h 20m
1 stop
$1,534Delta
Fri, 12 Jun - Thu, 18 Jun

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
1 June
DCA16:50Washington, D.C. Reagan-National
24h 00m
1 stop
SYD06:50Sydney Kingsford Smith
7 June
SYD09:15Sydney Kingsford Smith
20h 20m
1 stop
DCA15:35Washington, D.C. Reagan-National
$1,395
Delta
1 June
DCA16:50Washington, D.C. Reagan-National
24h 00m
1 stop
SYD06:50Sydney Kingsford Smith
7 June
SYD09:15Sydney Kingsford Smith
20h 20m
1 stop
DCA15:35Washington, D.C. Reagan-National
$1,396
Delta
1 June
DCA13:43Washington, D.C. Reagan-National
27h 07m
2 stops
SYD06:50Sydney Kingsford Smith
7 June
SYD09:15Sydney Kingsford Smith
23h 15m
2 stops
DCA18:30Washington, D.C. Reagan-National
$1,402

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

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Sydney flight tickets
Air Canada
1 Nov
DCA11:00Washington, D.C. Reagan-National
30h 35m
3 stops
SYD09:35Sydney Kingsford Smith
11 Nov
SYD11:20Sydney Kingsford Smith
27h 17m
2 stops
DCA22:37Washington, D.C. Reagan-National
$2,063
Air Canada
1 June
DCA11:00Washington, D.C. Reagan-National
30h 20m
2 stops
SYD07:20Sydney Kingsford Smith
23 July
SYD09:20Sydney Kingsford Smith
26h 28m
2 stops
DCA21:48Washington, D.C. Reagan-National
$2,102
Air Canada
21 May
DCA06:00Washington, D.C. Reagan-National
35h 20m
3 stops
SYD07:20Sydney Kingsford Smith
25 May
SYD09:20Sydney Kingsford Smith
40h 41m
2 stops
DCA12:01Washington, D.C. Reagan-National
$2,786

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 8 May 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 - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 1/6

16:50-06:50

1 stop24h 00m

Sydney Kingsford Smith

Sun 7/6

09:15-15:35

1 stop20h 20m

$1,395

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 1/6

16:50-06:50

1 stop24h 00m

Sydney Kingsford Smith

Sun 7/6

09:15-15:35

1 stop20h 20m

$1,396

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 1/6

16:50-06:50

1 stop24h 00m

Sydney Kingsford Smith

Sun 7/6

09:15-21:46

2 stops26h 31m

$1,402

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 1/6

16:00-06:50

2 stops24h 50m

Sydney Kingsford Smith

Sun 7/6

09:15-21:46

2 stops26h 31m

$1,403

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 1/6

16:50-06:50

1 stop24h 00m

Sydney Kingsford Smith

Sat 25/7

09:15-15:35

1 stop20h 20m

$1,464

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 14/6

16:45-06:50

1 stop24h 05m

Sydney Kingsford Smith

Thu 18/6

09:15-15:35

1 stop20h 20m

$1,465

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 1/6

12:27-06:50

2 stops28h 23m

Sydney Kingsford Smith

Sat 25/7

09:15-21:49

2 stops26h 34m

$1,471

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 14/6

16:45-06:50

1 stop24h 05m

Sydney Kingsford Smith

Fri 19/6

09:15-09:15

2 stops38h 00m

$1,472

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 14/6

19:30-06:50

2 stops45h 20m

Sydney Kingsford Smith

Thu 18/6

09:15-20:48

2 stops25h 33m

$1,492

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Fri 12/6

16:45-06:50

1 stop24h 05m

Sydney Kingsford Smith

Thu 18/6

09:15-15:35

1 stop20h 20m

$1,534

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?

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 $1,195. If you aren’t able to travel to Sydney during the month of July, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,353.

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

You could potentially save up to 10% 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 55m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Sydney takes 22h 55m
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 55m 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
Bondi Beach
Cronulla
Randwick
Charlestown
Newport
Swansea

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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