Flights from Sydney (SYD) to Washington (IAD)

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Cheapest Flights from Sydney (SYD) to Washington (IAD)

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.

Air New Zealand
Sat, 25 July - Sat, 22 Aug
SYD
Kingsford Smith Intl.
IAD
Washington Dulles Intl.
AU$2,186 Return, found 1 day ago
AU$2,186
Return
found 1 day ago
Select Air New Zealand flight, departing Sat, 25 July from Kingsford Smith Intl. to Washington Dulles Intl., returning Sat, 22 Aug, priced at AU$2,186 found 1 day ago
Air Canada
Wed, 1 Apr - Thu, 30 Apr
SYD
Kingsford Smith Intl.
IAD
Washington Dulles Intl.
AU$2,206 Return, found 1 day ago
AU$2,206
Return
found 1 day ago
Select Air Canada flight, departing Wed, 1 Apr from Kingsford Smith Intl. to Washington Dulles Intl., returning Thu, 30 Apr, priced at AU$2,206 found 1 day ago
American Airlines
Sat, 25 July - Sat, 22 Aug
SYD
Kingsford Smith Intl.
IAD
Washington Dulles Intl.
AU$2,421 Return, found 1 day ago
AU$2,421
Return
found 1 day ago
Select American Airlines flight, departing Sat, 25 July from Kingsford Smith Intl. to Washington Dulles Intl., returning Sat, 22 Aug, priced at AU$2,421 found 1 day ago
United
Sat, 25 July - Sat, 22 Aug
SYD
Kingsford Smith Intl.
IAD
Washington Dulles Intl.
AU$2,447 Return, found 1 day ago
AU$2,447
Return
found 1 day ago
Select United flight, departing Sat, 25 July from Kingsford Smith Intl. to Washington Dulles Intl., returning Sat, 22 Aug, priced at AU$2,447 found 1 day ago
Delta
Sat, 25 July - Sat, 15 Aug
SYD
Kingsford Smith Intl.
IAD
Washington Dulles Intl.
AU$2,448 Return, found 1 day ago
AU$2,448
Return
found 1 day ago
Select Delta flight, departing Sat, 25 July from Kingsford Smith Intl. to Washington Dulles Intl., returning Sat, 15 Aug, priced at AU$2,448 found 1 day ago

Sydney to Washington Flight Information

Find the Cheapest Flights from Sydney (SYD) to Washington (IAD)

Work hard, travel harder! Wotif brings you the cheapest Sydney to Washington flights, making it possible to have a five star holiday without that five star price tag. Browse and compare our top SYD to IAD routes and airport options. So, go ahead and treat yourself, your sweetheart, or the kids to an unforgettable holiday this year.

to Information

Traveling From
Kingsford Smith Intl.
Origin Airport
Origin Airport IATA Code
SYD
Traveling To
Washington Dulles Intl.
Destination Airport
Destination Airport IATA Code
IAD
Number of Airlines Serving
Average Flight Time
 hours mins
Direct Flight Time
 hours mins
Flight Price
AU$2,186

Frequently asked questions

How long is the flight from Kingsford Smith Intl. Airport (SYD) to Dulles Intl. Airport?
The average flight between Kingsford Smith Intl. Airport (SYD) and Washington Dulles Intl. Airport (IAD) takes roughly 23 hours and 51 minutes. Bring whatever you need to make it through this trip without getting fidgety.
What airlines fly direct from Sydney Airport to Washington Dulles Intl. Airport (IAD)?
With no direct flights operating between SYD and Dulles Intl. Airport, you'll be able to add your stopover city to your "been there, done that" list. Have a squiz at the one-stop flights available with United Airlines, Air New Zealand or Qantas. If you're crazy-obsessed with visiting as many places as you can, it's not such a bad deal.
What are the cheapest days to fly?
Here's an insider tip: Monday is typically the cheapest day to fly! Looking at flight demand on Wotif in 2021, we found that flights departing on a Monday generally had the lowest average price, closely followed by flights on a Saturday. You might want to think twice about flying on a Thursday though; generally, our data showed that it had the highest average ticket price.
What is the best day to buy a plane ticket?
Guess what? It turns out that early in the week is the best time to score the cheapest plane tickets. Looking at flight demand on Wotif in 2021, we found that flights purchased on a Monday had the lowest airfares on average. Booking your plane ticket on the weekend also seems to score pretty good deals. However, airfares purchased on a Friday generally have a higher than average ticket value, so you might want to prepare your budget if you're booking on that day.
What is the cheapest month to fly?
When comparing airfares booked through Wotif in 2021, our data shows February is one of the cheapest months to fly. On the other hand, the month of December can be one of the most expensive times to travel, with the highest average ticket price, so it's best to get in early if December is your preferred travel month.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Wotif up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to Wotif's 2021 flight demand trends, you can bag a bargain with some of the cheapest airfares appearing just 1 week prior to travel.*According to flight demand on Wotif.com from January to December 2021. Savings are subject to change and may vary depending on selections made.
Address:
1 Saarinen Circle
Dulles VA, 20166
United States
IATA code:
IAD
Longitude:
-77.447735
Latitude:
38.95315
Time zone:
America/New_York
Address:
Sydney NSW,
Australia
IATA code:
SYD
Longitude:
151.179898
Latitude:
-33.932922
Time zone:
Australia/Sydney

Sydney to Washington Flight Deals from AU$2,186

Considering a quick trip to Washington, but not sure which is the best route for you? Well, you’re in luck! Wotif has done the hard work, so all you need to do is check out these flights from SYD to IAD. With heaps of cheap fares from Sydney, we guarantee you’ll be arriving to your holiday destination in style without emptying your bank account in the process.

It’s easy to book flights to Washington from Sydney  

For a huge choice of flights, simply enter your travel dates and hit search and we’ll hunt out fantastic deals on one-way, return and multi-city airfares to Washington from Sydney from 10 different airlines. If you click the ‘direct flights’ box, you see flights that’ll get you to Washington in just hour(s) and mins, too.   

Snap up great deals on flights to Washington from Sydney 

Choose from flights a day on average, with prices starting at AU$2,186 and rising to AU$2,448 depending on the cabin class, travel dates, and airline carrier. And if you’re up for a last-minute getaway, you can get great deals on flights from Sydney to Washington today!  

Find cheap airfares to Washington from Sydney 

Here are our insider tips for bagging a flight bargain: 

  • Look for midweek flights and late night, early morning arrival and departure times
  • Check out other airports near Sydney and Washington
  • Avoid peak season (prices tend to be lower in July)
  • Be flexible with your travel dates and you can usually get cheaper options  

Reasons to book your flights to Washington from Sydney with Wotif

Wotif is a super-easy way to find the best flight for you to Washington. Get more bang for your buck on flight and hotel or car rental combos and download the free Wotif app to tap into exclusive deals. Book now with Wotif and have a great flight!

 

Great places to stay after flight from Sydney to Washington

Hyatt Place Herndon Dulles Airport East

Hyatt Place Herndon Dulles Airport East

3 out of 5
13711 Sayward Blvd Herndon VA
The price is AU$172 per night from 21 Dec to 22 Dec
AU$172
21 Dec - 22 Dec
includes taxes & fees
Stay at this business-friendly hotel in Herndon. Enjoy free breakfast, free Wi-Fi and a free airport shuttle. Our guests praise the breakfast and the helpful ...
8.2/10 Very Good! (2,646 reviews)
Very good

Reviewed on 3 Dec 2025

Hyatt Place Herndon Dulles Airport East
Washington Dulles Airport Marriott

Washington Dulles Airport Marriott

4 out of 5
45020 Aviation Dr Sterling VA
The price is AU$196 per night from 24 Dec to 25 Dec
AU$196
24 Dec - 25 Dec
includes taxes & fees
Stay at this business-friendly hotel in Sterling. Enjoy an outdoor pool, 2 restaurants and breakfast (surcharge). Our guests praise the helpful staff in their ...
8.2/10 Very Good! (1,000 reviews)
Right next to the airport.

Reviewed on 1 Dec 2025

Washington Dulles Airport Marriott
Hyatt Regency Dulles

Hyatt Regency Dulles

4 out of 5
2300 Dulles Corner Blvd Herndon VA
The price is AU$183 per night from 12 Dec to 13 Dec
AU$183
12 Dec - 13 Dec
includes taxes & fees
Stay at this golf hotel in Herndon. Enjoy free Wi-Fi, breakfast (surcharge) and a free airport shuttle. Our guests praise the helpful staff and the clean rooms ...
8.8/10 Excellent! (1,509 reviews)
Easy to get to airport and there is a puck up bus too

Reviewed on 30 Nov 2025

Hyatt Regency Dulles
See all 554 properties in Washington Dulles Intl.
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

More Destinations

^Savings based on all package bookings made with Flight + Hotel on Wotif.com from , as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.