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Cheap flights from District of Columbia to Sydney from $732

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SYD
4 May — 11 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from District of Columbia to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from District of Columbia to Sydney
Explore the most affordable flight options available from District of Columbia to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 April 2026.

Sat 2/508:12
IAD
-
SYD
3 stops37h 38m
Multiple Airlines
Sat 9/506:00
SYD
-
IAD
3 stops43h 41m
Multiple Airlines
Deal found 2/4$1,475
Thu 30/406:10
IAD
-
SYD
3 stops39h 40m
Multiple Airlines
Thu 7/513:15
SYD
-
IAD
3 stops34h 57m
Multiple Airlines
Deal found 31/3$1,493
Sat 9/506:49
IAD
-
SYD
3 stops39h 01m
Multiple Airlines
Sat 16/513:15
SYD
-
IAD
3 stops36h 26m
Multiple Airlines
Deal found 3/4$1,534
Sun 16/817:30
DCA
-
SYD
1 stop23h 35m
Qantas Airways
Mon 24/812:00
SYD
-
DCA
1 stop21h 13m
Qantas Airways
Deal found 2/4$1,646
Wed 1/417:52
IAD
-
SYD
1 stop22h 03m
Qantas Airways
Tue 28/412:00
SYD
-
IAD
1 stop25h 26m
Qantas Airways
Deal found 31/3$1,650
Wed 1/417:00
DCA
-
SYD
1 stop22h 55m
Qantas Airways
Tue 28/412:00
SYD
-
DCA
1 stop20h 00m
Qantas Airways
Deal found 30/3$1,651
Mon 27/417:59
IAD
-
SYD
1 stop22h 56m
Qantas Airways
Mon 4/512:00
SYD
-
IAD
1 stop25h 26m
Qantas Airways
Deal found 30/3$1,653
Tue 2/617:16
DCA
-
SYD
1 stop24h 14m
Qantas Airways
Thu 18/612:00
SYD
-
DCA
1 stop23h 30m
Qantas Airways
Deal found 31/3$1,653
Sun 26/717:31
DCA
-
SYD
1 stop23h 34m
Qantas Airways
Sun 23/812:00
SYD
-
DCA
1 stop21h 13m
Qantas Airways
Deal found 1/4$1,672
Mon 14/918:41
IAD
-
SYD
1 stop22h 14m
Qantas Airways
Wed 23/912:00
SYD
-
IAD
1 stop24h 47m
Qantas Airways
Deal found 3/4$1,675
Fri 21/817:30
DCA
-
SYD
1 stop23h 35m
Qantas Airways
Fri 28/812:00
SYD
-
DCA
1 stop21h 13m
Qantas Airways
Deal found 31/3$1,675
Fri 30/1014:46
IAD
-
SYD
1 stop25h 09m
Qantas Airways
Sun 8/1114:05
SYD
-
IAD
1 stop24h 27m
Qantas Airways
Deal found 30/3$1,676

Find flight deals from District of Columbia to Sydney

Keep the following information in mind while searching for District of Columbia to Sydney flight deals. Data was last updated 4 April 2026.

Round-trip from

$1,475

One-way from

$732

Popular in

December

Cheapest in

August

Average price

$1,983
2/5-9/5
  • 2/5-9/5
  • 6 total stops
  • 81h 19m total
  • District of Columbia to Sydney
Search Deals
10/6
  • 10/6
  • 2 total stops
  • 50h 23m total
  • District of Columbia to Sydney
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($126 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($59 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from District of Columbia 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 4 April 2026.
Use the filters below to find and compare flights from District of Columbia 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 2/9

17:30-07:05

1 stop23h 35m

Sydney Kingsford Smith

Sat 19/9

09:10-20:00

1 stop24h 50m

$1,709

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Thu 27/8

18:41-06:55

1 stop22h 14m

Sydney Kingsford Smith

Sun 27/9

21:25-06:00

1 stop22h 35m

$2,342

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Wed 2/9

14:46-06:55

1 stop26h 09m

Sydney Kingsford Smith

Mon 21/9

12:00-22:47

1 stop24h 47m

$2,418

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 28/4

17:20-07:00

2 stops23h 40m

Sydney Kingsford Smith

Tue 5/5

09:30-16:24

1 stop20h 54m

$2,493

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Thu 23/4

19:20-18:50

2 stops33h 30m

Sydney Kingsford Smith

Sat 9/5

20:45-17:41

3 stops34h 56m

$2,497

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 25/8

17:44-18:50

3 stops35h 06m

Sydney Kingsford Smith

Tue 1/9

20:45-16:44

3 stops33h 59m

$2,497

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Thu 3/9

17:44-18:50

2 stops35h 06m

Sydney Kingsford Smith

Sat 19/9

20:45-18:14

3 stops35h 29m

$2,510

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 13/4

09:59-07:30

1 stop31h 31m

Sydney Kingsford Smith

Tue 28/4

17:50-20:00

1 stop40h 10m

$2,539

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 6/7

13:00-06:55

2 stops27h 55m

Sydney Kingsford Smith

Wed 15/7

10:20-16:47

1 stop20h 27m

$2,615

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 14/4

17:59-06:55

1 stop22h 56m

Sydney Kingsford Smith

Wed 29/4

12:00-23:26

1 stop25h 26m

$2,625

Flights are sorted by cheapest return flights first.

Deals found on 3/4

Showing 1-10 of 39 resultsSorted by cheapest first
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Best time to book a flight from District of Columbia to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from District of Columbia 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 District of Columbia to Sydney

What is the cheapest month to book a flight from District of Columbia to Sydney?

Currently, August is the cheapest month in which you can book a flight from District of Columbia to Sydney (average of $191). Flying from District of Columbia to Sydney in March is currently the most expensive (average of $1,239). 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 District of Columbia to Sydney?

Related info for your journey

Find useful and relevant information for your journey from District of Columbia 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 District of Columbia?

    Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly into when you book flights from District of Columbia to Sydney.

  • How long is the flight from District of Columbia to Sydney?

    There are many flights that can get you from District of Columbia to Sydney in 23h 35m. Fly via Qantas Airways or United Airlines to get the fastest option. District of Columbia and Sydney are separated by a distance of 15704 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from District of Columbia to Sydney that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Sydney?

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

  • Can I find deals for business class flights from District of Columbia to Sydney?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Sydney?

    Currently, August is the cheapest month in which you can book a flight from District of Columbia to Sydney (average of $191). Flying from District of Columbia to Sydney in March is currently the most expensive (average of $1,239). 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
Terrigal
Katoomba
Lithgow
Manly
Bondi Beach
Coogee
Cronulla
Leura
Randwick

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from District of Columbia to Sydney

Discover the top airline that operate flights from District of Columbia to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 4 April 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,879Average$2,766FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 District of Columbia to Sydney?

Cheapflights helps you search for flights from District of Columbia to Sydney via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from District of Columbia to Sydney?

Millions of users choose and trust Cheapflights to book the best flight deals from District of Columbia to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from District of Columbia to Sydney with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from District of Columbia to Sydney, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from District of Columbia to Sydney become cheaper?

Yes, Cheapflights offers price alerts on District of Columbia to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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