Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to Sydney from $808

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Sydney

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
07:50 - 22:25IAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
48h 35m3 stops Atlanta Hartsfield-Jackson Los Angeles Los Angeles Nadi
Multiple Airlines Logo
14:15 - 10:17SYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
35h 02m3 stops Nadi Los Angeles Los Angeles Orlando
$1,558Multiple Airlines
Sun, 27 Sep - Wed, 7 Oct
Multiple Airlines Logo
12:30 - 22:25IAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
42h 55m3 stops Dallas/Fort Worth Los Angeles Los Angeles Nadi
Multiple Airlines Logo
14:00 - 06:20SYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
55h 20m3 stops Nadi Los Angeles Los Angeles Las Vegas Harry Reid Intl
$1,614Multiple Airlines
Sun, 18 Oct - Sun, 25 Oct
Multiple Airlines Logo
12:30 - 22:25IAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
42h 55m3 stops Dallas/Fort Worth Los Angeles Los Angeles Nadi
Multiple Airlines Logo
14:00 - 06:20SYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
31h 20m3 stops Nadi Los Angeles Los Angeles Las Vegas Harry Reid Intl
$1,625Multiple Airlines
Sun, 18 Oct - Mon, 26 Oct
Multiple Airlines Logo
07:50 - 11:50IAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
38h 00m3 stops Atlanta Hartsfield-Jackson Los Angeles Los Angeles Nadi
Multiple Airlines Logo
14:15 - 06:20SYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
31h 05m3 stops Nadi Los Angeles Los Angeles Las Vegas Harry Reid Intl
$1,635Multiple Airlines
Mon, 28 Sep - Tue, 20 Oct
Air New Zealand Logo
14:36 - 08:35IAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
25h 59m2 stops San Francisco Auckland Intl
Air New Zealand Logo
11:50 - 05:25SYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
33h 35m2 stops Auckland Intl Los Angeles Los Angeles
$1,764Air New Zealand
Tue, 26 Jan - Wed, 17 Feb
Air New Zealand Logo
06:39 - 08:35IAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
33h 56m2 stops Los Angeles Los Angeles Auckland Intl
Air New Zealand Logo
11:50 - 21:57SYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
26h 07m2 stops Auckland Intl San Francisco
$1,765Air New Zealand
Mon, 2 Nov - Wed, 11 Nov
Air New Zealand Logo
14:36 - 10:35IAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
27h 59m2 stops San Francisco Auckland Intl
Air New Zealand Logo
11:50 - 00:50SYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
29h 00m2 stops Auckland Intl Los Angeles Los Angeles
$1,769Air New Zealand
Tue, 26 Jan - Wed, 17 Feb
Air New Zealand Logo
17:30 - 08:35IAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
47h 05m2 stops Los Angeles Los Angeles Auckland Intl
Air New Zealand Logo
14:05 - 05:25SYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
31h 20m2 stops Auckland Intl Los Angeles Los Angeles
$1,783Air New Zealand
Sat, 23 Jan - Sun, 31 Jan
Multiple Airlines Logo
07:50 - 11:50IAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
38h 00m3 stops Atlanta Hartsfield-Jackson Los Angeles Los Angeles Nadi
Multiple Airlines Logo
14:15 - 10:17SYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
35h 02m3 stops Nadi Los Angeles Los Angeles Orlando
$1,786Multiple Airlines
Mon, 28 Sep - Mon, 5 Oct
Air Canada Logo
16:00 - 08:20IAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
25h 20m2 stops Toronto Pearson Intl Vancouver Intl
Air Canada Logo
10:20 - 20:23SYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
25h 03m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl
$1,790Air Canada
Wed, 14 Oct - Mon, 26 Oct

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Air Canada flights from Washington, D.C. Dulles Intl Airport to Sydney

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Sydney flight tickets
Air Canada
14 Oct
IAD16:00Washington, D.C. Dulles Intl
25h 20m
2 stops
SYD08:20Sydney Kingsford Smith
26 Oct
SYD10:20Sydney Kingsford Smith
25h 03m
2 stops
IAD20:23Washington, D.C. Dulles Intl
$1,790
Air Canada
4 Nov
IAD09:55Washington, D.C. Dulles Intl
31h 40m
2 stops
SYD09:35Sydney Kingsford Smith
26 Nov
SYD11:20Sydney Kingsford Smith
25h 03m
2 stops
IAD20:23Washington, D.C. Dulles Intl
$1,871
Air Canada
14 Oct
IAD09:45Washington, D.C. Dulles Intl
31h 35m
2 stops
SYD08:20Sydney Kingsford Smith
26 Oct
SYD10:20Sydney Kingsford Smith
25h 03m
2 stops
IAD20:23Washington, D.C. Dulles Intl
$1,901

Air New Zealand flights from Washington, D.C. Dulles Intl Airport to Sydney

Our best Air New Zealand deals on Washington, D.C. Dulles Intl Airport to Sydney flight tickets
Air New Zealand
26 Jan
IAD08:25Washington, D.C. Dulles Intl
32h 10m
2 stops
SYD08:35Sydney Kingsford Smith
17 Feb
SYD14:05Sydney Kingsford Smith
26h 45m
2 stops
IAD00:50Washington, D.C. Dulles Intl
$1,764
Air New Zealand
2 Nov
IAD06:39Washington, D.C. Dulles Intl
33h 56m
2 stops
SYD08:35Sydney Kingsford Smith
11 Nov
SYD11:50Sydney Kingsford Smith
26h 07m
2 stops
IAD21:57Washington, D.C. Dulles Intl
$1,765
Air New Zealand
26 Jan
IAD14:36Washington, D.C. Dulles Intl
27h 59m
2 stops
SYD10:35Sydney Kingsford Smith
17 Feb
SYD11:50Sydney Kingsford Smith
29h 00m
2 stops
IAD00:50Washington, D.C. Dulles Intl
$1,769

momondo Fare Finder

 
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Sydney

IAD Washington, D.C. Dulles Intl - SYD Sydney Kingsford Smith

IADSYD

Washington, D.C. Dulles Intl

Sun 27/9

07:50-22:25

3 stops48h 35m

Sydney Kingsford Smith

Wed 7/10

14:15-10:17

3 stops35h 02m

$1,558

Washington, D.C.Sydney

IAD Washington, D.C. Dulles Intl - SYD Sydney Kingsford Smith

IADSYD

Washington, D.C. Dulles Intl

Sun 18/10

12:30-22:25

3 stops42h 55m

Sydney Kingsford Smith

Sun 25/10

14:00-06:20

3 stops55h 20m

$1,614

Washington, D.C.Sydney

IAD Washington, D.C. Dulles Intl - SYD Sydney Kingsford Smith

IADSYD

Washington, D.C. Dulles Intl

Sun 18/10

12:30-22:25

3 stops42h 55m

Sydney Kingsford Smith

Mon 26/10

14:00-06:20

3 stops31h 20m

$1,625

Washington, D.C.Sydney

IAD Washington, D.C. Dulles Intl - SYD Sydney Kingsford Smith

IADSYD

Washington, D.C. Dulles Intl

Mon 28/9

07:50-11:50

3 stops38h 00m

Sydney Kingsford Smith

Tue 20/10

14:15-06:20

3 stops31h 05m

$1,635

Washington, D.C.Sydney

IAD Washington, D.C. Dulles Intl - SYD Sydney Kingsford Smith

IADSYD

Washington, D.C. Dulles Intl

Tue 26/1

14:36-08:35

2 stops25h 59m

Sydney Kingsford Smith

Wed 17/2

11:50-05:25

2 stops33h 35m

$1,764

Washington, D.C.Sydney

IAD Washington, D.C. Dulles Intl - SYD Sydney Kingsford Smith

IADSYD

Washington, D.C. Dulles Intl

Mon 2/11

06:39-08:35

2 stops33h 56m

Sydney Kingsford Smith

Wed 11/11

11:50-21:57

2 stops26h 07m

$1,765

Washington, D.C.Sydney

IAD Washington, D.C. Dulles Intl - SYD Sydney Kingsford Smith

IADSYD

Washington, D.C. Dulles Intl

Tue 26/1

14:36-10:35

2 stops27h 59m

Sydney Kingsford Smith

Wed 17/2

11:50-00:50

2 stops29h 00m

$1,769

Washington, D.C.Sydney

IAD Washington, D.C. Dulles Intl - SYD Sydney Kingsford Smith

IADSYD

Washington, D.C. Dulles Intl

Sat 23/1

17:30-08:35

2 stops47h 05m

Sydney Kingsford Smith

Sun 31/1

14:05-05:25

2 stops31h 20m

$1,783

Washington, D.C.Sydney

IAD Washington, D.C. Dulles Intl - SYD Sydney Kingsford Smith

IADSYD

Washington, D.C. Dulles Intl

Mon 28/9

07:50-11:50

3 stops38h 00m

Sydney Kingsford Smith

Mon 5/10

14:15-10:17

3 stops35h 02m

$1,786
Fastest return journey

Washington, D.C.Sydney

IAD Washington, D.C. Dulles Intl - SYD Sydney Kingsford Smith

IADSYD

Washington, D.C. Dulles Intl

Wed 14/10

16:00-08:20

2 stops25h 20m

Sydney Kingsford Smith

Mon 26/10

10:20-20:23

2 stops25h 03m

$1,790

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Sydney from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from $1,585 to $2,522.
The lowest price recently found on this route was $1,558.

What is the cheapest month to fly to Sydney?

The month of August is, on average, the cheapest month to fly to Sydney from Washington, D.C. Dulles Intl Airport, with most prices found around $1,671. If you aren’t able to travel to Sydney during the month of August, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,829.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Sydney?

You are more likely to see cheaper flights to Sydney from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $2,281 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Washington, D.C. Dulles Intl Airport for as low as $1,680 on momondo.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Sydney flights?

You could potentially save up to 30% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Sydney flight.

How have Washington, D.C. Dulles Intl Airport to Sydney flight prices changed over time?

When to book flights from Washington, D.C. Dulles Intl Airport to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Washington, D.C. Dulles Intl Airport to Sydney (IAD to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Sydney

Best price found

$808

Fastest flight time

26h 09m

Direct flights

None
The best one-way flight to Sydney from Washington, D.C. Dulles Intl Airport in the past 72 hours is $808. The best return flight deal from Washington, D.C. Dulles Intl Airport to Sydney found on momondo in the last 72 hours is $1,558.
The fastest flight from Washington, D.C. Dulles Intl Airport to Sydney takes 26h 09m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Sydney. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Sydney.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Sydney

  • How far is Washington, D.C. Dulles Intl to Sydney Kingsford Smith by plane?

    There are 15665.3 km between Washington, D.C. Dulles Intl and Sydney Kingsford Smith. Flights usually cover this in 26h 09m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Sydney Kingsford Smith Airport refresh daily.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Terrigal
Wollongong
Katoomba
Penrith
Lithgow
Manly
Coogee
Randwick
Cronulla
Leura
Charlestown
Bondi Beach
Swansea
Newport

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Sydney?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Sydney for you.

Can I find flights from Washington, D.C. to Sydney with flexible booking policies on momondo?

Yes. All flights to Sydney from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Sydney?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Sydney.

I’m not ready to book a flight from Washington, D.C. to Sydney right now. Can momondo alert me if prices change?

Price alerts on flights to Sydney from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Sydney trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 2/10
Fri 9/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia