S$1,014 Cheap Flights from Washington to Sydney

View S$1,014 flight on Thu, 5 Feb, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Sydney Airport (SYD)

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Cheap Flights from Washington to Sydney (IAD-SYD)

Prices were available within the past 7 days and start at S$1,014 for one-way flights and S$1,940 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, 4 Apr - Fri, 10 Apr
IAD
Washington
SYD
Sydney
S$1,940 Return, found 6 days ago
S$1,940
Return
found 6 days ago
Select Air Canada flight, departing Sat, 4 Apr from Washington to Sydney, returning Fri, 10 Apr, priced at S$1,940 found 6 days ago
Air Canada
Sat, 4 Apr - Fri, 10 Apr
IAD
Washington
SYD
Sydney
S$2,004 Return, found 6 days ago
S$2,004
Return
found 6 days ago
Select Air Canada flight, departing Sat, 4 Apr from Washington to Sydney, returning Fri, 10 Apr, priced at S$2,004 found 6 days ago
Air Canada
Sat, 4 Apr - Fri, 10 Apr
IAD
Washington
SYD
Sydney
S$2,058 Return, found 6 days ago
S$2,058
Return
found 6 days ago
Select Air Canada flight, departing Sat, 4 Apr from Washington to Sydney, returning Fri, 10 Apr, priced at S$2,058 found 6 days ago
Air Canada
Sat, 4 Apr - Fri, 10 Apr
IAD
Washington
SYD
Sydney
S$2,123 Return, found 6 days ago
S$2,123
Return
found 6 days ago
Select Air Canada flight, departing Sat, 4 Apr from Washington to Sydney, returning Fri, 10 Apr, priced at S$2,123 found 6 days ago
United
Sat, 4 Apr - Fri, 10 Apr
IAD
Washington
SYD
Sydney
S$2,129 Return, found 6 days ago
S$2,129
Return
found 6 days ago
Select United flight, departing Sat, 4 Apr from Washington to Sydney, returning Fri, 10 Apr, priced at S$2,129 found 6 days ago
Etihad Airways
Sat, 4 Apr - Fri, 10 Apr
IAD
Washington
SYD
Sydney
S$2,337 Return, found 6 days ago
S$2,337
Return
found 6 days ago
Select Etihad Airways flight, departing Sat, 4 Apr from Washington to Sydney, returning Fri, 10 Apr, priced at S$2,337 found 6 days ago
Air Canada
Sat, 4 Apr - Fri, 10 Apr
IAD
Washington
SYD
Sydney
S$2,391 Return, found 6 days ago
S$2,391
Return
found 6 days ago
Select Air Canada flight, departing Sat, 4 Apr from Washington to Sydney, returning Fri, 10 Apr, priced at S$2,391 found 6 days ago
Etihad Airways
Sat, 4 Apr - Fri, 10 Apr
IAD
Washington
SYD
Sydney
S$2,427 Return, found 6 days ago
S$2,427
Return
found 6 days ago
Select Etihad Airways flight, departing Sat, 4 Apr from Washington to Sydney, returning Fri, 10 Apr, priced at S$2,427 found 6 days ago
Qantas Airways
Sat, 4 Apr - Fri, 10 Apr
IAD
Washington
SYD
Sydney
S$2,489 Return, found 6 days ago
S$2,489
Return
found 6 days ago
Select Qantas Airways flight, departing Sat, 4 Apr from Washington to Sydney, returning Fri, 10 Apr, priced at S$2,489 found 6 days ago
Emirates
Sat, 4 Apr - Fri, 10 Apr
IAD
Washington
SYD
Sydney
S$2,580 Return, found 6 days ago
S$2,580
Return
found 6 days ago
Select Emirates flight, departing Sat, 4 Apr from Washington to Sydney, returning Fri, 10 Apr, priced at S$2,580 found 6 days ago

Find the cheapest month to fly from Washington (IAD) to Sydney (SYD)

February is typically the cheapest month to fly

From S$1,075 - S$2,524 per traveller.
Washington to Sydney route information
Origin airport
Washington Dulles Intl.
Destination airport
Kingsford Smith Intl.
Return price
S$1,940
Distance
15590 km

Perfect flights from Washington to Sydney

Your Journey from Washington to Sydney

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Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Turkish Airlines, Qantas Airways, Etihad Airways, United, Delta, American Airlines, Air Canada, Emirates. Our selection of flights from Washington Dulles Intl. to Kingsford Smith Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Washington to Sydney Flights

Experience the joy of finding cheap flights from Washington Dulles Intl. to Kingsford Smith Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$1,014 and roundtrip prices from S$1,940*.
 

Pre-Flight Essentials

Ensure a smooth journey from Washington to Sydney with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Sydney

Picture yourself stepping off the plane in Sydney and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Washington to Sydney Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Washington to Sydney.
 

Beyond the Flight – Exploring Sydney

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Book Your Flight from Washington to Sydney with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Washington to Sydney with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from IAD to Kingsford Smith Intl. Airport (SYD)?
Round-trip tickets from Washington Dulles Intl. Airport (IAD) to Kingsford Smith Intl. Airport (SYD) start from S$1,940. This price is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dulles Intl. Airport to Kingsford Smith Intl. Airport (SYD)?
This can differ between air carriers, as each has its own set of terms and conditions. Head to the Customer Service Portal, where you'll find instructions on how to cancel online.
How do I find cheap flights from IAD to SYD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Dulles Intl. Airport to Mascot Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from IAD to Kingsford Smith Intl. Airport (SYD)?
The distance is around 15,700 kilometres. Eye mask? Check. Warm clothes? Check. You'd be wise to pack all the essentials for this long-haul Chantilly to Sydney flight.
Which airlines fly direct from Dulles Intl. Airport to Sydney Airport?
There are no direct flights, so you'll need to make at least one stop between Dulles Intl. Airport and Mascot Airport. Use the layover time to stretch your legs and take a break.
Are Washington Dulles Intl. Airport (IAD) to Mascot Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from IAD to SYD at the last minute could be your ticket to a cheap deal. However, you might miss out on a flight altogether! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

*Available to Expedia members.