Find flights
When to book
FAQs

Cheap flights from Washington, D.C. Reagan-National Airport to Sydney from $893

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SYD
16 Jul — 23 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Reagan-National to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Reagan-National to Sydney
Explore the most affordable flight options available from Reagan-National to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 June 2026.

Wed 28/1009:30
DCA
-
SYD
1 stop29h 55m
Multiple Airlines
Thu 12/1111:15
SYD
-
DCA
1 stop24h 45m
Multiple Airlines
Deal found 13/6$1,966
Thu 29/1009:30
DCA
-
SYD
1 stop29h 55m
Multiple Airlines
Thu 12/1111:15
SYD
-
DCA
1 stop24h 45m
Multiple Airlines
Deal found 13/6$2,021
Thu 16/713:59
DCA
-
SYD
3 stops55h 51m
Multiple Airlines
Thu 23/713:15
SYD
-
DCA
3 stops37h 36m
Multiple Airlines
Deal found 15/6$2,030
Tue 13/1009:30
DCA
-
SYD
1 stop31h 00m
Multiple Airlines
Fri 30/1011:15
SYD
-
DCA
1 stop23h 45m
Multiple Airlines
Deal found 12/6$2,051
Tue 27/1009:30
DCA
-
SYD
1 stop29h 55m
Multiple Airlines
Thu 12/1121:40
SYD
-
DCA
2 stops38h 20m
Multiple Airlines
Deal found 13/6$2,066
Tue 6/1009:30
DCA
-
SYD
1 stop31h 00m
Alaska Airlines
Thu 15/1018:50
SYD
-
DCA
1 stop40h 10m
Alaska Airlines
Deal found 13/6$2,076
Mon 31/818:00
DCA
-
SYD
2 stops47h 30m
Multiple Airlines
Mon 14/917:50
SYD
-
DCA
1 stop40h 10m
Multiple Airlines
Deal found 11/6$2,080
Wed 30/909:30
DCA
-
SYD
2 stops36h 20m
Multiple Airlines
Sun 18/1018:50
SYD
-
DCA
1 stop40h 10m
Multiple Airlines
Deal found 16/6$2,083
Wed 19/818:59
DCA
-
SYD
2 stops33h 51m
Multiple Airlines
Tue 8/920:45
SYD
-
DCA
2 stops37h 15m
Multiple Airlines
Deal found 15/6$2,085
Wed 28/1011:00
DCA
-
SYD
2 stops30h 35m
Air Canada
Sun 8/1111:20
SYD
-
DCA
2 stops25h 40m
Air Canada
Deal found 15/6$2,089

Find flight deals from Reagan-National to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 June 2026.

Round-trip from

$1,881

One-way from

$893

Popular in

December

Cheapest in

July

Average price

$2,251
4/11-17/11
  • 4/11-17/11
  • 2 total stops
  • 53h 40m total
  • Washington, D.C. to Sydney
Search Deals
15/9
  • 15/9
  • 2 total stops
  • 43h 40m total
  • Washington, D.C. to Sydney
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($183 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($115 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Reagan-National 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, Cheapflights users made 647,157 searches. Data last updated 16 June 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

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Wed 4/11

09:30-19:45

2 stops42h 15m

Sydney Kingsford Smith

Tue 17/11

21:40-20:00

2 stops38h 20m

$2,010

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 23/8

17:20-18:50

2 stops35h 30m

Sydney Kingsford Smith

Sun 13/9

20:45-20:00

2 stops37h 15m

$2,174

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 26/7

17:16-18:50

2 stops35h 34m

Sydney Kingsford Smith

Sun 16/8

20:45-20:00

2 stops37h 15m

$2,424

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 2/8

18:59-18:50

2 stops33h 51m

Sydney Kingsford Smith

Sun 16/8

20:45-20:00

2 stops37h 15m

$2,446

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Wed 9/9

13:10-10:40

3 stops31h 30m

Sydney Kingsford Smith

Mon 21/9

11:55-13:04

3 stops39h 09m

$2,448

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sat 4/7

09:59-07:30

1 stop31h 31m

Sydney Kingsford Smith

Sat 11/7

17:50-20:00

1 stop40h 10m

$2,766
Fastest return journey

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 26/7

13:00-06:55

2 stops27h 55m

Sydney Kingsford Smith

Sun 16/8

10:20-16:43

1 stop20h 23m

$2,767

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Thu 9/7

11:57-07:00

2 stops29h 03m

Sydney Kingsford Smith

Thu 16/7

10:20-22:30

1 stop26h 10m

$2,909

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Wed 23/9

12:57-08:45

3 stops29h 48m

Sydney Kingsford Smith

Mon 28/9

10:55-21:05

2 stops24h 10m

$3,225

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Wed 2/9

12:57-08:45

3 stops29h 48m

Sydney Kingsford Smith

Mon 7/9

09:55-22:13

2 stops26h 18m

$3,227

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Reagan-National to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Reagan-National with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Sydney

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Sydney?

Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Sydney (average of $1,223). Flying from Washington, D.C. Reagan-National Airport to Sydney in December is currently the most expensive (average of $2,964). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Washington, D.C. Reagan-National Airport to Sydney?

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Washington, D.C. Reagan-National?

    Located just 7.5 km from the city centre, Sydney Kingsford Smith is the airport most travellers will use when flying to Sydney from Washington, D.C. Reagan-National. Booking flights from Washington, D.C. Reagan-National to Kingsford Smith (SYD) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Reagan-National from 0 different airlines.

  • Can I find deals for flights from Reagan-National to Sydney that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Sydney.

  • Can I find deals for business class flights from Reagan-National to Sydney?

    Yes. Cheapflights offers flight deals from Reagan-National to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Sydney?

    Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Sydney (average of $1,223). Flying from Washington, D.C. Reagan-National Airport to Sydney in December is currently the most expensive (average of $2,964). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Sydney?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Sydney flights
Baltimore to Sydney flights
Dulles Intl to Coolangatta flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Reagan-National to Sydney?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sydney from Reagan-National today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Reagan-National to Sydney?

Cheapflights simply makes it quick and affordable to book flights from Reagan-National to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Reagan-National to Sydney with no change fees?

Yes, we can. To see specific flights from Reagan-National to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Reagan-National to Sydney become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.