Cheap flights from Sydney to Washington, D.C. from $919

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — WAS
9 Jan — 16 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Washington, D.C. are usually found in February or August, booked 10 days in advance, depart on a Wednesday or Thursday and return on a Monday

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

Enter your travel dates to find the best prices.

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 10 December 2025.

Thu 11/1212:10SYD - IAD
1 stop20h 15mUnited Airlines
Mon 19/116:10IAD - SYD
1 stop25h 05mUnited Airlines
Deal found 8/12$1,782
Thu 11/1212:10SYD - DCA
2 stops22h 57mUnited Airlines
Mon 19/116:28DCA - SYD
2 stops24h 37mUnited Airlines
Deal found 8/12$1,782
Sat 27/1214:15SYD - IAD
2 stops37h 58mDelta
Sat 10/106:00IAD - SYD
2 stops34h 30mDelta
Deal found 8/12$1,933
Thu 11/1221:40SYD - BWI
2 stops24h 00mAlaska Airlines
Mon 19/119:14BWI - SYD
2 stops32h 31mAlaska Airlines
Deal found 8/12$1,945
Thu 11/1210:40SYD - IAD
2 stops22h 20mDelta
Mon 19/112:32IAD - SYD
2 stops27h 58mDelta
Deal found 8/12$2,156
Sat 27/1212:10SYD - IAD
1 stop20h 20mUnited Airlines
Sat 10/119:45IAD - SYD
2 stops45h 20mUnited Airlines
Deal found 8/12$2,303
Tue 9/1211:20SYD - DCA
2 stops39h 01mAir Canada
Mon 15/1212:55DCA - SYD
2 stops50h 00mAir Canada
Deal found 8/12$2,306
Sat 27/1214:00SYD - IAD
1 stop21h 18mUnited Airlines
Fri 9/119:45IAD - SYD
1 stop42h 35mUnited Airlines
Deal found 9/12$2,374
Tue 9/1211:20SYD - DCA
2 stops23h 12mAmerican Airlines
Mon 15/1217:10DCA - SYD
1 stop23h 50mAmerican Airlines
Deal found 8/12$2,648
Wed 24/1211:20SYD - IAD
1 stop21h 02mUnited Airlines
Wed 31/1218:00IAD - SYD
1 stop23h 05mUnited Airlines
Deal found 7/12$2,674
Wed 24/1212:10SYD - DCA
1 stop20h 47mUnited Airlines
Sun 4/114:45DCA - SYD
1 stop24h 15mUnited Airlines
Deal found 7/12$2,674
Thu 11/1211:50SYD - BWI
1 stop20h 25mUnited Airlines
Mon 19/116:10BWI - SYD
2 stops24h 55mUnited Airlines
Deal found 8/12$2,674

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 10 December 2025.

Round-trip from

$1,622

One-way from

$919

Popular in

December

Cheapest in

February

Average price

$2,559
Air Canada
  • Air Canada
  • 26/1-9/2
  • 4 total stops
  • 89h 08m total
  • Sydney to Washington, D.C.
2/3
  • 2/3
  • 2 total stops
  • 24h 09m total
  • Sydney to Washington, D.C.
Highest demand for flights based on searches. 12% potential increase in price ($389 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($93 potential savings vs. average return price).
Average for round-trip flights in December 2025

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 10 December 2025.
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

Mon 12/1

11:20-20:49

2 stops25h 29m

Washington, D.C. Dulles Intl

Mon 26/1

16:10-06:20

1 stop22h 10m

$1,779

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

Wed 15/4

10:20-17:17

1 stop20h 57m

Baltimore/Washington

Sat 2/5

17:50-07:00

2 stops47h 10m

$1,779

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 26/1

14:15-23:06

2 stops24h 51m

Washington, D.C. Dulles Intl

Mon 9/2

15:42-08:30

2 stops24h 48m

$1,780

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

Sun 18/1

07:05-14:49

2 stops23h 44m

Baltimore/Washington

Sat 31/1

15:41-10:55

2 stops27h 14m

$1,788

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Sun 18/1

12:10-16:45

1 stop20h 35m

Washington, D.C. Dulles Intl

Sat 31/1

19:45-06:20

1 stop42h 35m

$1,856

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

Sun 18/1

11:50-15:57

1 stop20h 07m

Washington, D.C. Reagan-National

Sat 31/1

17:59-06:20

1 stop44h 21m

$1,856

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 12/1

20:40-18:30

1 stop37h 50m

Washington, D.C. Dulles Intl

Fri 23/1

22:20-12:00

2 stops45h 40m

$1,863

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Sat 27/12

14:15-12:13

2 stops37h 58m

Washington, D.C. Dulles Intl

Sat 10/1

06:00-08:30

2 stops34h 30m

$1,933

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 23/1

11:20-16:13

2 stops44h 53m

Washington, D.C. Dulles Intl

Fri 30/1

17:16-09:35

2 stops48h 19m

$1,967

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 12/1

14:15-23:57

2 stops25h 42m

Washington, D.C. Dulles Intl

Mon 26/1

12:40-08:30

2 stops27h 50m

$2,151

Flights are sorted by cheapest return flights first.

Deals found on 8/12

Showing 1-10 of 58 results
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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 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 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 return flight from Sydney to Washington, D.C.. Price data was last updated on 5 December 2025.

Booking 10 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 $618). Flying from Sydney to Washington, D.C. in July is currently the most expensive (average of $1,369). 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.

What is the cheapest time of day to fly from SYD to WAS?

Find hourly flight availability from Sydney to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 December 2025.

It’s typically best to fly out from Sydney to Washington, D.C. in the afternoon. Doing so could potentially save you 21% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Sydney to Washington, D.C.?

Use this chart to determine the cheapest time to fly return from Sydney to Washington, D.C.. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Sydney to Washington, D.C. flight should consider departing on Monday at midday when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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

What’s the top stopover airport for flights from Sydney to Washington, D.C.?

Share of one-stop return flights from Sydney to Washington, D.C. chosen by Cheapflights users in the past 12 months, using the same stopover each way.

San Francisco (SFO) – chosen by Cheapflights users on 44% of one-stop itineraries from Sydney to Washington, D.C. on Cheapflights.

What’s the cheapest stopover airport for flights from Sydney to Washington, D.C.?

Average return fare for one-stop flights from Sydney to Washington, D.C., chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Nadi (NAN) is the most affordable one-stop option, with an average return flight price of $972.

What’s the fastest stopover option from Sydney to Washington, D.C.?

Shortest average travel time for one-stop one-way flights from Sydney to Washington, D.C., based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Nadi (NAN) have the shortest average one-way travel time for one-stop routes: 17h 00m.

Which airport typically offers the quickest stopover for flights from Sydney to Washington, D.C.?

Average stopover duration for one-stop one-way flights from Sydney to Washington, D.C., chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Houston (IAH) offer the fastest connection on this route, with an average stopover time of 1h 40m.

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 10 December 2025.
Read through reviews of airlines operating flights from Sydney to Washington, D.C., such as Air New Zealand, Virgin Australia, andQantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Food

7.4

Crew

8.5

Entertainment

7.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

Comfort

8.0

Food

7.4

Crew

8.5

Entertainment

7.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

Comfort

8.0

Food

7.4

Crew

8.5

Entertainment

7.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

Comfort

8.0

Food

7.4

Crew

8.5

Entertainment

7.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

Comfort

8.0

Food

7.4

Crew

8.5

Entertainment

7.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

Comfort

8.0

Food

7.4

Crew

8.5

Entertainment

7.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

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.?

    If you book a flight to Washington, D.C. from Sydney, you will be flying from Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 7.5 km from the centre of Sydney. There are 0 flights from Kingsford Smith to Washington, D.C. per day from 6 different airlines.

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

    Departing from Sydney to Washington, D.C. will take you 23h 44m. Sydney and Washington, D.C. are separated by a distance of 15741 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Sydney to Washington, D.C. round-trip?

    According to our current data, American Airlines ($605), Qantas Airways ($841), and Virgin Australia ($1,230) offers the cheapest pricing from Sydney to Washington, D.C.. American Airlines is currently priced 67% below the average price you’ll pay for this route.

  • What are the most popular routes 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 holiday 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 $618). Flying from Sydney to Washington, D.C. in July is currently the most expensive (average of $1,369). 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 Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Linthicum Heights

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Fly from Sydney to Washington, D.C. on these airlines

Choose from the following airlines for your flight from Sydney to Washington, D.C.. Flights are based on user searches made on Cheapflights and were last updated on 10 December 2025.

Top 6 airlines flying from Sydney to Washington, D.C.

Discover the top 6 airlines 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 647,157 searches. Data last updated 10 December 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$605Average$1,820FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Qantas AirwaysCheapest$841Average$1,588FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air New ZealandCheapest$1,098Average$1,685FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Virgin AustraliaCheapest$1,230Average$2,666FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
United AirlinesCheapest$1,245Average$2,084FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,300Average$1,764FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 Sydney to Washington, D.C.?

Cheapflights makes it easy to find Sydney to Washington, D.C. flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Washington, D.C.?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Washington, D.C. for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Sydney to Washington, D.C. with no change fees?

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

Can Cheapflights notify me if prices for flights from Sydney to Washington, D.C. become cheaper?

Yes, Cheapflights offers price alerts on Sydney to Washington, D.C. 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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