Which airport is the most popular for stopovers for flights between Sydney and Washington, D.C. Dulles Intl Airport?

San Francisco (SFO) was the most common stop: 67% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Sydney to Washington, D.C. Dulles Intl Airport?

Flights via Charlotte (CLT) offer the lowest average return price of $556.

Which stopover airport has the shortest connection time from Sydney to Washington, D.C. Dulles Intl Airport?

San Francisco (SFO) has the shortest average stopover time for this route: 1h 11m.

Which stopover airport has the shortest travel time from Sydney to Washington, D.C. Dulles Intl Airport?

Flights connecting via Charlotte (CLT) have the shortest average one-way travel time: 9h 27m.

Which airlines fly to Washington, D.C. Dulles Intl Airport?

United Airlines, Air Canada and Air New Zealand are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Sydney according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when travelling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 5 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Sydney Kingsford Smith to Washington, D.C. Dulles Intl?

Air New Zealand and United Airlines are the most popular carriers operating from Sydney Kingsford Smith to Washington, D.C. Dulles Intl

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

Prices for flights from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport were last updated today.

How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport?

The number of operators available for flights from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport is 5 as of August 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The necessary travel and health documents for your Washington, D.C. Dulles Intl 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.

$623 Cheap Flights from Sydney to Washington, D.C. Dulles Intl Airport in 2026

Discover deals from 900+ travel sites with momondo.

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

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

13:15 - 10:27

SYD

IAD

35h 12m

3 stops

11:12 - 11:50

IAD

SYD

34h 38m

3 stops

$1,143Multiple Airlines

Wed, 9 Sep - Fri, 25 Sep

13:15 - 10:27

SYD

IAD

35h 12m

3 stops

11:12 - 11:50

IAD

SYD

34h 38m

3 stops

$1,151Multiple Airlines

Wed, 9 Sep - Fri, 25 Sep

09:20 - 07:43

SYD

IAD

36h 23m

2 stops

08:29 - 07:20

IAD

SYD

32h 51m

1 stop

$1,345Air Canada

Wed, 9 Sep - Tue, 22 Sep

09:20 - 21:18

SYD

IAD

25h 58m

2 stops

22:10 - 07:20

IAD

SYD

43h 10m

2 stops

$1,345Air Canada

Wed, 9 Sep - Sun, 20 Sep

11:20 - 15:53

SYD

IAD

44h 33m

2 stops

09:55 - 09:35

IAD

SYD

31h 40m

1 stop

$1,500Air New Zealand

Thu, 5 Nov - Wed, 11 Nov

10:20 - 21:22

SYD

IAD

26h 02m

1 stop

09:55 - 09:35

IAD

SYD

31h 40m

2 stops

$1,501Air New Zealand

Tue, 27 Oct - Tue, 10 Nov

12:00 - 20:24

SYD

IAD

22h 24m

1 stop

19:35 - 06:55

IAD

SYD

21h 20m

1 stop

$2,215Qantas Airways

Wed, 9 Sep - Sun, 20 Sep

12:00 - 20:24

SYD

IAD

22h 24m

1 stop

16:56 - 06:55

IAD

SYD

23h 59m

1 stop

$2,215Qantas Airways

Wed, 9 Sep - Tue, 22 Sep

11:50 - 16:25

SYD

IAD

20h 35m

1 stop

22:10 - 09:05

IAD

SYD

42h 55m

1 stop

$2,272United Airlines

Wed, 27 Jan - Sun, 31 Jan

09:30 - 18:50

SYD

IAD

23h 20m

1 stop

15:15 - 07:00

IAD

SYD

25h 45m

1 stop

$2,282United Airlines

Wed, 9 Sep - Wed, 16 Sep

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

Our best Air Canada deals on Sydney to Washington, D.C. Dulles Intl Airport flight tickets

Air Canada

9 Sept

SYD09:20Sydney Kingsford Smith

25h 58m

2 stops

IAD21:18Washington, D.C. Dulles Intl

20 Sept

IAD22:10Washington, D.C. Dulles Intl

43h 10m

2 stops

SYD07:20Sydney Kingsford Smith

$1,345

Air Canada

9 Sept

SYD09:20Sydney Kingsford Smith

36h 23m

2 stops

IAD07:43Washington, D.C. Dulles Intl

22 Sept

IAD12:43Washington, D.C. Dulles Intl

28h 37m

2 stops

SYD07:20Sydney Kingsford Smith

$1,350

Air Canada

9 Sept

SYD09:20Sydney Kingsford Smith

36h 23m

2 stops

IAD07:43Washington, D.C. Dulles Intl

20 Sept

IAD22:10Washington, D.C. Dulles Intl

43h 10m

2 stops

SYD07:20Sydney Kingsford Smith

$1,353

Qantas Airways flights from Sydney to Washington, D.C. Dulles Intl Airport

Our best Qantas Airways deals on Sydney to Washington, D.C. Dulles Intl Airport flight tickets

Qantas Airways

3 Aug

SYD12:00Sydney Kingsford Smith

24h 52m

1 stop

IAD22:52Washington, D.C. Dulles Intl

16 Aug

IAD18:38Washington, D.C. Dulles Intl

22h 17m

1 stop

SYD06:55Sydney Kingsford Smith

$2,124

Qantas Airways

3 Aug

SYD12:00Sydney Kingsford Smith

24h 52m

1 stop

IAD22:52Washington, D.C. Dulles Intl

16 Aug

IAD18:38Washington, D.C. Dulles Intl

22h 17m

1 stop

SYD06:55Sydney Kingsford Smith

$2,247

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 9/9

13:15-10:27

3 stops35h 12m

Washington, D.C. Dulles Intl

Fri 25/9

11:12-11:50

3 stops34h 38m

$1,143

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 9/9

13:15-10:27

3 stops35h 12m

Washington, D.C. Dulles Intl

Fri 25/9

11:12-11:50

3 stops34h 38m

$1,151

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 9/9

09:20-07:43

2 stops36h 23m

Washington, D.C. Dulles Intl

Tue 22/9

08:29-07:20

1 stop32h 51m

$1,345

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 9/9

09:20-21:18

2 stops25h 58m

Washington, D.C. Dulles Intl

Sun 20/9

22:10-07:20

2 stops43h 10m

$1,345

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 5/11

11:20-15:53

2 stops44h 33m

Washington, D.C. Dulles Intl

Wed 11/11

09:55-09:35

1 stop31h 40m

$1,500

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Tue 27/10

10:20-21:22

1 stop26h 02m

Washington, D.C. Dulles Intl

Tue 10/11

09:55-09:35

2 stops31h 40m

$1,501

Fastest return journey

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 9/9

12:00-20:24

1 stop22h 24m

Washington, D.C. Dulles Intl

Sun 20/9

19:35-06:55

1 stop21h 20m

$2,215

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 9/9

12:00-20:24

1 stop22h 24m

Washington, D.C. Dulles Intl

Tue 22/9

16:56-06:55

1 stop23h 59m

$2,215

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 27/1

11:50-16:25

1 stop20h 35m

Washington, D.C. Dulles Intl

Sun 31/1

22:10-09:05

1 stop42h 55m

$2,272

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 9/9

09:30-18:50

1 stop23h 20m

Washington, D.C. Dulles Intl

Wed 16/9

15:15-07:00

1 stop25h 45m

$2,282

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Stopovers

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

Prices are currently low for flights on this route.

Typical prices usually range from $1,588 to $2,063.
The lowest price recently found on this route was $1,143.

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

The cheapest month to fly to Washington, D.C. Dulles Intl Airport from Sydney is in November. Flight prices, which tend to average around $1,447, are often lower during this time because this is during the off-season. If you’re not able to fly to Washington, D.C. Dulles Intl Airport in November, then September is your next best option. Flight prices from Sydney to Washington, D.C. Dulles Intl Airport during September average around $1,567.

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

You could potentially save up to 48% on your flight if you consider stops on a Sydney to Washington, D.C. Dulles Intl Airport flight.

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

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

Estimated return price

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

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

Fastest flight time	20h 35m
Direct flights	None

The fastest flight from Sydney to Washington, D.C. Dulles Intl Airport takes 20h 35m

There are no direct flights from Sydney to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Sydney to Washington, D.C. Dulles Intl Airport.

Search flight deals

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

How far is Sydney Kingsford Smith to Washington, D.C. Dulles Intl by plane?
Sydney Kingsford Smith and Washington, D.C. Dulles Intl are 15665.3 km apart from one another. A reasonable flight in good conditions will take 20h 35m.
When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport were last updated today.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport?
The number of operators available for flights from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport is 5 as of August 2026.
How old do you have to be to fly from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The necessary travel and health documents for your Washington, D.C. Dulles Intl 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.
What is the most popular airline from Sydney to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for flights between Sydney and Washington, D.C. Dulles Intl Airport, the leading airline is United Airlines, making up 39% of the total bookings. Other popular airlines include Air Canada with 24%, Air New Zealand with 16%, and American Airlines with 13%.

Best airlines flying from Sydney to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Sydney to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free cancellation	Price
Qantas Airways	PriceFrom $793	Free cancellation	Rating 7.5 1,074 reviews	Search Qantas Airways flights
Air Canada	PriceFrom $1,180	Free cancellation	Rating 7.1 11,419 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $1,208	Free cancellation	Rating 8.0 657 reviews	Search Air New Zealand flights
United Airlines	PriceFrom $1,359	Free cancellation	Rating 7.4 10,062 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,443	Free cancellation	Rating 7.1 11,846 reviews	Search American Airlines flights

McLean

Winchester

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sydney to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Washington, D.C. from Sydney which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Sydney to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Sydney. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Washington, D.C. Dulles Intl Airport 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

Tue 1/9

Tue 8/9

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.

Popular cities

Other flights from Sydney

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular Cities in the United States

Look for other cheap flights to New York John F Kennedy Intl Airportfrom $1,318

Look for other cheap flights to Newark Airportfrom $1,331

Look for other cheap flights to New York LaGuardia Airportfrom $1,259

Look for other cheap flights to Dallas/Fort Worth Airportfrom $1,272

Look for other cheap flights to Chicago O'Hare Intl Airportfrom $1,114

Look for other cheap flights to Washington, D.C. Reagan-National Airportfrom $1,342

Look for other cheap flights to Chicago Midway Airportfrom $1,369

Look for other cheap flights to Dallas Love Field Airportfrom $1,790

Look for other cheap flights to Orlando Airport

Cheap flights from Sydney to Washington, D.C. from $623

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Washington, D.C. departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

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

Our best Air Canada deals on Sydney to Washington, D.C. Dulles Intl Airport flight tickets

Qantas Airways flights from Sydney to Washington, D.C. Dulles Intl Airport

Our best Qantas Airways deals on Sydney to Washington, D.C. Dulles Intl Airport flight tickets

momondo Fare Finder

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

See travel insights to Washington, D.C. from

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

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

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

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

What is the cheapest airline that flies from Sydney Kingsford Smith to Washington, D.C. Dulles Intl?

Which airlines fly to Washington, D.C. Dulles Intl Airport?

Which airport is the most popular for stopovers for flights between Sydney and Washington, D.C. Dulles Intl Airport?

Which stopover airport offers the lowest fares from Sydney to Washington, D.C. Dulles Intl Airport?

Which stopover airport has the shortest travel time from Sydney to Washington, D.C. Dulles Intl Airport?

Which stopover airport has the shortest connection time from Sydney to Washington, D.C. Dulles Intl Airport?

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

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

Fastest flight time

Direct flights

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

Best airlines flying from Sydney to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Sydney to Washington, D.C. Dulles Intl Airport with momondo

Travelling to a place near Washington, D.C.?

Why use momondo?

An easier way to manage your Washington, D.C. Dulles Intl Airport 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington, D.C.

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Sydney flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

Complete your trip to Washington, D.C.

Explore popular destinations other users love

According to popular flight searches on momondo this year