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Washington, D.C.

$456+ Cheap flights from Sydney (SYD) to Washington, D.C. (WAS)

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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — WAS
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Find cheap flights from Sydney to Washington, D.C. with Cheapflights

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Cheap flight deals from Sydney to Washington, D.C.

Cheapest flights from Sydney to Washington, D.C.
Explore the most affordable flight options available from Sydney to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This Gotogate deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:20 am
SYD
-
DCA
2 stops40h 41m
Air Canada
Wed 6/312:45 pm
DCA
-
SYD
2 stops52h 35m
Air Canada
Deal found 2/4$857
This Air Canada deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:20 am
SYD
-
IAD
2 stops25h 05m
Air Canada
Fri 9/259:45 am
IAD
-
SYD
2 stops31h 35m
Air Canada
Deal found 2/5$956
This CheersTravel deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheersTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2411:20 am
SYD
-
IAD
2 stops44h 51m
Air Canada
Wed 3/41:13 pm
IAD
-
SYD
2 stops52h 22m
Air Canada
Deal found 2/5$959
This Air Canada deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2111:20 am
SYD
-
IAD
2 stops25h 34m
Air Canada
Tue 3/109:55 am
IAD
-
SYD
2 stops31h 40m
Air Canada
Deal found 2/4$961
This Air Canada deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2411:20 am
SYD
-
IAD
2 stops26h 03m
Air Canada
Tue 3/109:55 am
IAD
-
SYD
2 stops31h 40m
Air Canada
Deal found 2/4$1,009
This Air Canada deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2111:20 am
SYD
-
IAD
2 stops25h 34m
Air Canada
Wed 3/119:55 am
IAD
-
SYD
2 stops31h 40m
Air Canada
Deal found 2/4$1,013
This Air Canada deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1211:20 am
SYD
-
IAD
2 stops40h 24m
Air Canada
Wed 2/189:00 am
IAD
-
SYD
2 stops32h 35m
Air Canada
Deal found 2/4$1,014
This Air Canada deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/74:00 pm
SYD
-
IAD
2 stops45h 00m
Air Canada
Sun 12/275:15 pm
IAD
-
SYD
2 stops48h 20m
Air Canada
Deal found 2/4$1,015
This Air Canada deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:20 am
SYD
-
IAD
2 stops44h 26m
Air Canada
Tue 3/109:55 am
IAD
-
SYD
2 stops31h 40m
Air Canada
Deal found 2/4$1,018
This Air Canada deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2411:20 am
SYD
-
DCA
2 stops37h 35m
Air Canada
Tue 3/1011:05 am
DCA
-
SYD
2 stops30h 30m
Air Canada
Deal found 2/4$1,018
This Bravofly deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/86:20 am
SYD
-
BWI
2 stops24h 29m
Multiple Airlines
Wed 2/113:41 pm
BWI
-
SYD
2 stops36h 54m
Multiple Airlines
Deal found 2/4$1,021
This Bravofly deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/86:20 am
SYD
-
BWI
2 stops24h 29m
Multiple Airlines
Sun 2/153:21 pm
BWI
-
SYD
2 stops27h 34m
Multiple Airlines
Deal found 2/4$1,024

Find flight deals from Sydney to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Washington, D.C. (WAS). 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 February 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$857
(Gotogate)

One-way from

$456
(Kiwi.com)

Popular in

April

Cheapest in

February

Average price

$847
Provider with most accurate pricing for Sydney Kingsford Smith-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Washington, D.C. (WAS) flights.
Search Deals
From Sydney Kingsford Smith to Washington, D.C. (WAS)
Search Deals
One-way flight from Sydney Kingsford Smith to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($116 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sydney to Washington, D.C. 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 2,558,603 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Sydney to Washington, D.C. that are best for you.

Fly from

Sydney

Fly to

Washington, D.C.

Route

Depart

Return

Price

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Tue 2/24

11:20 am-4:11 pm

2 stops44h 51m

Washington, D.C. Dulles Intl

Wed 3/4

1:13 pm-9:35 am

2 stops52h 22m

$959

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

Tue 3/3

5:45 pm-9:59 pm

2 stops44h 14m

Washington, D.C. Reagan-National

Tue 3/10

9:59 am-7:25 am

1 stop30h 26m

$1,091

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 7/16

9:20 am-6:22 am

1 stop35h 02m

Washington, D.C. Dulles Intl

Sun 7/26

4:25 pm-7:20 am

2 stops24h 55m

$1,098

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

Thu 4/30

9:10 am-8:00 pm

1 stop24h 50m

Washington, D.C. Reagan-National

Wed 5/6

9:59 am-7:30 am

1 stop31h 31m

$1,110

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Tue 3/3

11:20 am-3:46 pm

2 stops44h 26m

Washington, D.C. Dulles Intl

Tue 3/10

10:13 pm-8:35 am

2 stops43h 22m

$1,114

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Tue 3/3

2:05 pm-10:53 pm

1 stop24h 48m

Washington, D.C. Dulles Intl

Tue 3/10

5:37 pm-6:55 am

1 stop22h 18m

$1,127

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

Thu 4/30

9:55 am-5:14 am

2 stops33h 19m

Baltimore/Washington

Wed 5/6

6:20 am-10:40 am

2 stops38h 20m

$1,137

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 4/30

9:10 am-7:25 pm

2 stops24h 15m

Washington, D.C. Dulles Intl

Wed 5/6

3:17 pm-7:05 am

2 stops25h 48m

$1,138

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

Thu 4/30

9:10 am-5:59 pm

2 stops22h 49m

Washington, D.C. Reagan-National

Wed 5/6

5:00 pm-7:05 am

2 stops24h 05m

$1,138

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

Tue 4/28

9:10 am-3:52 pm

1 stop20h 42m

Washington, D.C. Reagan-National

Wed 6/3

8:40 am-7:05 am

1 stop32h 25m

$1,147

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 59 results
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Compare providers for flights from Sydney to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to Washington, D.C. in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sydney-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sydney-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sydney-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sydney-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sydney to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Sydney with our price prediction graph.
Estimated round-trip 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 Sydney to Washington, D.C.

How far ahead should I book a flight from Sydney to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Sydney to Washington, D.C.. Price data was last updated on January 30, 2026.

The best time to book flights from Sydney to Washington, D.C. is 17 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, April is the cheapest month in which you can book a flight from Sydney to Washington, D.C. (average of $574). Flying from Sydney to Washington, D.C. in July is currently the most expensive (average of $909). 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 to fly round-trip from Sydney to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated February 5, 2026.
Get a feel of what it's like to fly with Qantas Airways and United Airlines from Sydney to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
986 reviews

Overall

7.5

Entertainment

7.2

Crew

8.2

Boarding

7.7

Comfort

7.5

Food

7.0

Reviews

1 / 20
4.0
Okay

Warwick,Feb 2026

SYD - MEL

Poor. Very long delayed boarding. Laughable attempt to roll out demarcation stairs. One person trying to push in place but too heavy.
Qantas Airways
7.5
Good
986 reviews
Qantas Airways
7.5
Good
986 reviews

Overall

7.5

Entertainment

7.2

Crew

8.2

Boarding

7.7

Comfort

7.5

Food

7.0

Reviews

1 / 20
4.0
Okay

Warwick,Feb 2026

SYD - MEL

Poor. Very long delayed boarding. Laughable attempt to roll out demarcation stairs. One person trying to push in place but too heavy.
United Airlines
7.4
Good
9,241 reviews
Qantas Airways
7.5
Good
986 reviews

Overall

7.5

Entertainment

7.2

Crew

8.2

Boarding

7.7

Comfort

7.5

Food

7.0

Reviews

1 / 20
4.0
Okay

Warwick,Feb 2026

SYD - MEL

Poor. Very long delayed boarding. Laughable attempt to roll out demarcation stairs. One person trying to push in place but too heavy.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Washington, D.C.. 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 from for flights from Sydney to Washington, D.C.?

    For a flight from Sydney to Washington, D.C., you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city. Kingsford Smith is the only Sydney airport and it handles 0 outbound flights to Washington, D.C. per day. 1 airline has flights to Washington, D.C. from Sydney Kingsford Smith on a regular basis.

  • How long is the flight from Sydney to Washington, D.C.?

    A quick flight from Sydney to Washington, D.C. can take about 22h 49m. Air Canada provides one of the quickest options available for as low as $1,138. There are 9758 mi between Sydney and Washington, D.C.. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Sydney to Washington, D.C. round-trip?

    According to our current data, United Airlines ($885), offers the cheapest pricing from Sydney to Washington, D.C.. This flight start at 24% lower than the current average price 3 months from now.

  • What are the most popular routes from Sydney to Washington, D.C.?

    Most travelers choose Sydney Kingsford Smith - Washington, D.C. Dulles Intl, Sydney Kingsford Smith - Baltimore/Washington or Sydney Kingsford Smith - Washington, D.C. Reagan-National when deciding on the best route from Sydney to Washington, D.C..

  • Can I find deals for flights from Sydney to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Sydney to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Washington, D.C.?

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

  • Can I find deals for business class flights from Sydney to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Sydney to Washington, D.C. 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 Sydney to Washington, D.C.?

    Currently, April is the cheapest month in which you can book a flight from Sydney to Washington, D.C. (average of $574). Flying from Sydney to Washington, D.C. in July is currently the most expensive (average of $909). 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

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Upper Marlboro
Manassas
Largo
Bowie
McLean
Clinton

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sydney to Washington, D.C.

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

Top airline flying from Sydney to Washington, D.C.

Discover the top airline that operate flights from Sydney to Washington, D.C.. 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 2,558,603 searches. Data last updated February 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$885Average$1,501FlexibilityNo cancel feeOn-time69%

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