Cheap Flights from Sydney to Washington

More Flash, Less Cash - Take advantage of our Price Pledge** (even on luxey stays)

We keep it easy with the option to pay now or later on select accommodation

Book up 'til the last second - millions of rooms to crash tonight^

Amazing SYD to IAD Flight Deals

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu., 23 Jan. - Fri., 7 Feb.
SYD
Sydney
IAD
Washington
AU$1,965 Return, found 5 days ago
AU$1,965
Return
found 5 days ago
Select Air Canada flight, departing Thu., 23 Jan. from Sydney to Washington, returning Fri., 7 Feb., priced at AU$1,965 found 5 days ago
Thu., 23 Jan. - Wed., 12 Feb.
SYD
Sydney
IAD
Washington
AU$2,015 Return, found 5 days ago
AU$2,015
Return
found 5 days ago
Select Air Canada flight, departing Thu., 23 Jan. from Sydney to Washington, returning Wed., 12 Feb., priced at AU$2,015 found 5 days ago
Tue., 28 Jan. - Thu., 20 Feb.
SYD
Sydney
IAD
Washington
AU$2,023 Return, found 5 days ago
AU$2,023
Return
found 5 days ago
Select Air Canada flight, departing Tue., 28 Jan. from Sydney to Washington, returning Thu., 20 Feb., priced at AU$2,023 found 5 days ago
Fri., 24 Jan. - Fri., 7 Feb.
SYD
Sydney
IAD
Washington
AU$2,040 Return, found 5 days ago
AU$2,040
Return
found 5 days ago
Select Air Canada flight, departing Fri., 24 Jan. from Sydney to Washington, returning Fri., 7 Feb., priced at AU$2,040 found 5 days ago
Tue., 28 Jan. - Tue., 18 Feb.
SYD
Sydney
IAD
Washington
AU$2,089 Return, found 5 days ago
AU$2,089
Return
found 5 days ago
Select Air Canada flight, departing Tue., 28 Jan. from Sydney to Washington, returning Tue., 18 Feb., priced at AU$2,089 found 5 days ago
Fri., 24 Jan. - Wed., 12 Feb.
SYD
Sydney
IAD
Washington
AU$2,090 Return, found 5 days ago
AU$2,090
Return
found 5 days ago
Select Air Canada flight, departing Fri., 24 Jan. from Sydney to Washington, returning Wed., 12 Feb., priced at AU$2,090 found 5 days ago
Fri., 31 Jan. - Thu., 20 Feb.
SYD
Sydney
IAD
Washington
AU$2,098 Return, found 5 days ago
AU$2,098
Return
found 5 days ago
Select Air Canada flight, departing Fri., 31 Jan. from Sydney to Washington, returning Thu., 20 Feb., priced at AU$2,098 found 5 days ago
Thu., 16 Jan. - Tue., 4 Feb.
SYD
Sydney
IAD
Washington
AU$2,130 Return, found 5 days ago
AU$2,130
Return
found 5 days ago
Select Air Canada flight, departing Thu., 16 Jan. from Sydney to Washington, returning Tue., 4 Feb., priced at AU$2,130 found 5 days ago
Fri., 31 Jan. - Tue., 18 Feb.
SYD
Sydney
IAD
Washington
AU$2,164 Return, found 5 days ago
AU$2,164
Return
found 5 days ago
Select Air Canada flight, departing Fri., 31 Jan. from Sydney to Washington, returning Tue., 18 Feb., priced at AU$2,164 found 5 days ago
Thu., 23 Jan. - Tue., 11 Feb.
SYD
Sydney
IAD
Washington
AU$2,165 Return, found 5 days ago
AU$2,165
Return
found 5 days ago
Select Air Canada flight, departing Thu., 23 Jan. from Sydney to Washington, returning Tue., 11 Feb., priced at AU$2,165 found 5 days ago
Tue., 28 Jan. - Sat., 15 Feb.
SYD
Sydney
IAD
Washington
AU$2,173 Return, found 5 days ago
AU$2,173
Return
found 5 days ago
Select Air Canada flight, departing Tue., 28 Jan. from Sydney to Washington, returning Sat., 15 Feb., priced at AU$2,173 found 5 days ago
Wed., 22 Jan. - Tue., 11 Feb.
SYD
Sydney
IAD
Washington
AU$2,501 Return, found 5 days ago
AU$2,501
Return
found 5 days ago
Select United flight, departing Wed., 22 Jan. from Sydney to Washington, returning Tue., 11 Feb., priced at AU$2,501 found 5 days ago

Frequently asked questions

Are there non-stop flights between Kingsford Smith Intl. Airport (SYD) and Washington Dulles Intl. Airport (IAD)?
If you were leaning towards getting into the airline business, perhaps you could begin by offering a direct flight from Sydney Airport to IAD. There ain’t no one else doing it, so you won’t have any competition on the route. If you’re a little short on cash for such a grand business venture, then you’ll just have to choose one of the following options which advertise flights with just one stop — United Airlines, Air New Zealand, or Lufthansa.
What airlines fly non-stop from Kingsford Smith Intl. Airport (SYD) to Washington Dulles Intl. Airport (IAD)?
Unfortunately, nobody’s come up with the idea of doing a direct flight between Sydney Airport and Dulles Intl. Airport. This means you’re going to be dealing with one stopover at least.
How many flights are flown between Mascot Airport and Dulles Intl. Airport?
Have your credit card in your hot little hand, because you’ve got 2 daily flights there for the taking between Mascot Airport and IAD. Get cracking — Sterling is waiting!
What are the cheapest days to book a flight?
Looking at lastminute.com.au travel demand in 2021, Wednesdays and Sundays are often the best days to book flights, when prices are generally at their cheapest. You may be tempted to wait to finalise your booking on Saturdays, but our data tells us ticket prices are actually highest on Saturdays. Something to consider when planning your next holiday!
What is the cheapest month to fly?
Here’s the lowdown on the lowest airfares: May is the cheapest month to fly. When looking at 2021 flight demand on lastminute.com.au, flights departing in May generally have the lowest ticket prices. As for the most expensive month to fly, our demand data found that on average, airfares are highest in December.
How far in advance can you book a flight?
Itching to book your dream trip? We totally get it. You can start looking at flights on lastminute.com.au as early as 12 months in advance, but just keep in mind some airlines may not release all their available fares that early. But good news for last minute travellers, with 2021 lastminute.com.au data proving spontaneous travellers can still bag a bargain with some of the cheapest airfares appearing just 1 week prior to travel.*According to flight demand on lastminute.com.au from January to December 2021. Savings are subject to change and may vary depending on selections made.
Kingsford Smith Intl. to Washington Dulles Intl. Flight
Origin airport
Kingsford Smith Intl.
Origin city name
Sydney
Destination airport
Washington Dulles Intl.
Destination city name
Washington
Distance
15590 km

Last Minute Sydney to Washington Flights

If you’re searching for cheap Sydney to Washington flights, we’ve got you covered. Whether you’re travelling for business or booking a holiday getaway, Lastminute.com.au sources discount airfares to get you from Sydney to Washington, for less.

Booking a flight should be easy and we’re here to help. Use our simple search tool to find early bird fares or cheap last minute flights, including great economy deals or business class tickets. We make it easy to compare arrival and departure times, find check in information, as well as provide flight status details and round the clock customer support. Even if you’ve left getting from Sydney to Washington to the last second, finding a flight is easy with Lastminute.com.au!

*Prices are "from" prices based on the lowest available fare on the sample travel dates for one adult and will be confirmed prior to any payment being made. The price is not guaranteed until paid in full by cleared funds and your tickets are issued. Fees may apply for checked baggage. There may be an additional fee based on your payment type and flight selected. Total purchase price, inclusive of any applicable fees, is displayed on the flight details page prior to booking confirmation. Blackout dates and other restrictions may apply. Fares may be non-refundable (subject to applicable laws) and are not transferable. Name changes may not be permitted.Offers are subject to availability and may be discontinued without notice. Conditions apply.