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.

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

Air China, Air Canada, and Qantas Airways are the most popular carriers operating from Sydney Kingsford Smith to Washington, D.C. Dulles Intl

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 48% of people opting to fly with this airline when travelling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 6 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.

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: 63% of momondo users choosing one-stop flights on this route connected there.

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

Flights via Charlotte (CLT) offer the lowest average return price of $552.

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 6 as of March 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.

$901 Cheap Flights from Sydney to Washington, D.C. Dulles Intl Airport in 2026

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One-way

Last minute

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Enter your travel dates to find the best prices.

09:10 - 00:36

SYD

IAD

29h 26m

2 stops

07:15 - 07:30

IAD

SYD

34h 15m

2 stops

$1,721Multiple Airlines

Wed, 15 Apr - Wed, 22 Apr

12:00 - 23:26

SYD

IAD

25h 26m

1 stop

19:24 - 06:55

IAD

SYD

21h 31m

1 stop

$1,732Qantas Airways

Mon, 4 May - Thu, 4 Jun

09:10 - 04:48

SYD

IAD

33h 38m

1 stop

13:06 - 07:05

IAD

SYD

27h 59m

2 stops

$1,755American Airlines

Mon, 8 Jun - Wed, 1 Jul

09:55 - 22:43

SYD

IAD

26h 48m

2 stops

14:53 - 08:45

IAD

SYD

27h 52m

2 stops

$1,761Air New Zealand

Mon, 13 Jul - Fri, 7 Aug

09:10 - 19:25

SYD

IAD

24h 15m

2 stops

09:19 - 07:05

IAD

SYD

31h 46m

2 stops

$1,765American Airlines

Mon, 20 Apr - Mon, 4 May

10:20 - 22:19

SYD

IAD

25h 59m

1 stop

15:15 - 07:00

IAD

SYD

25h 45m

1 stop

$1,773United Airlines

Thu, 18 Jun - Sun, 5 Jul

13:05 - 22:53

SYD

IAD

24h 48m

1 stop

18:04 - 06:55

IAD

SYD

22h 51m

1 stop

$1,776Qantas Airways

Tue, 17 Mar - Mon, 17 Aug

10:20 - 16:25

SYD

IAD

20h 05m

1 stop

13:10 - 07:00

IAD

SYD

27h 50m

1 stop

$1,777United Airlines

Thu, 28 May - Tue, 7 Jul

09:30 - 18:50

SYD

IAD

23h 20m

2 stops

12:50 - 07:00

IAD

SYD

28h 10m

2 stops

$1,780United Airlines

Thu, 18 Jun - Sun, 5 Jul

09:30 - 18:48

SYD

IAD

23h 18m

1 stop

15:39 - 07:00

IAD

SYD

25h 21m

2 stops

$1,782United Airlines

Thu, 18 Jun - Sun, 5 Jul

American Airlines flights from Sydney to Washington, D.C. Dulles Intl Airport

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

American Airlines

8 June

SYD09:10Sydney Kingsford Smith

33h 38m

1 stop

IAD04:48Washington, D.C. Dulles Intl

1 July

IAD13:06Washington, D.C. Dulles Intl

27h 59m

2 stops

SYD07:05Sydney Kingsford Smith

$1,755

American Airlines

20 Apr

SYD09:10Sydney Kingsford Smith

24h 15m

2 stops

IAD19:25Washington, D.C. Dulles Intl

4 May

IAD09:19Washington, D.C. Dulles Intl

31h 46m

2 stops

SYD07:05Sydney Kingsford Smith

$1,765

American Airlines

5 Mar

SYD14:05Sydney Kingsford Smith

24h 48m

1 stop

IAD22:53Washington, D.C. Dulles Intl

22 Apr

IAD17:59Washington, D.C. Dulles Intl

22h 56m

1 stop

SYD06:55Sydney Kingsford Smith

$1,776

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

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

Air New Zealand

13 July

SYD09:55Sydney Kingsford Smith

26h 48m

2 stops

IAD22:43Washington, D.C. Dulles Intl

7 Aug

IAD14:53Washington, D.C. Dulles Intl

27h 52m

2 stops

SYD08:45Sydney Kingsford Smith

$1,761

Air New Zealand

4 May

SYD11:55Sydney Kingsford Smith

32h 17m

2 stops

IAD06:12Washington, D.C. Dulles Intl

4 June

IAD13:10Washington, D.C. Dulles Intl

39h 00m

2 stops

SYD18:10Sydney Kingsford Smith

$1,810

Air New Zealand

18 Apr

SYD09:55Sydney Kingsford Smith

33h 30m

2 stops

IAD05:25Washington, D.C. Dulles Intl

21 Apr

IAD14:36Washington, D.C. Dulles Intl

30h 04m

2 stops

SYD10:40Sydney Kingsford Smith

$1,830

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

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 15/4

09:10-00:36

2 stops29h 26m

Washington, D.C. Dulles Intl

Wed 22/4

07:15-07:30

2 stops34h 15m

$1,721

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 4/5

12:00-23:26

1 stop25h 26m

Washington, D.C. Dulles Intl

Thu 4/6

19:24-06:55

1 stop21h 31m

$1,732

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 8/6

09:10-04:48

1 stop33h 38m

Washington, D.C. Dulles Intl

Wed 1/7

13:06-07:05

2 stops27h 59m

$1,755

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 13/7

09:55-22:43

2 stops26h 48m

Washington, D.C. Dulles Intl

Fri 7/8

14:53-08:45

2 stops27h 52m

$1,761

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 20/4

09:10-19:25

2 stops24h 15m

Washington, D.C. Dulles Intl

Mon 4/5

09:19-07:05

2 stops31h 46m

$1,765

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 18/6

10:20-22:19

1 stop25h 59m

Washington, D.C. Dulles Intl

Sun 5/7

15:15-07:00

1 stop25h 45m

$1,773

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Tue 17/3

13:05-22:53

1 stop24h 48m

Washington, D.C. Dulles Intl

Mon 17/8

18:04-06:55

1 stop22h 51m

$1,776

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 28/5

10:20-16:25

1 stop20h 05m

Washington, D.C. Dulles Intl

Tue 7/7

13:10-07:00

1 stop27h 50m

$1,777

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 18/6

09:30-18:50

2 stops23h 20m

Washington, D.C. Dulles Intl

Sun 5/7

12:50-07:00

2 stops28h 10m

$1,780

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 18/6

09:30-18:48

1 stop23h 18m

Washington, D.C. Dulles Intl

Sun 5/7

15:39-07:00

2 stops25h 21m

$1,782

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 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 $1,453, 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 August is your next best option. Flight prices from Sydney to Washington, D.C. Dulles Intl Airport during August average around $1,585.

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

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $1,726 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Sydney for as low as $1,529 on momondo.

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

You could potentially save up to 42% on your flight if you consider stops on a Sydney to Washington, D.C. Dulles Intl Airport flight.

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

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 05m
Direct flights	None

The fastest flight from Sydney to Washington, D.C. Dulles Intl Airport takes 20h 05m

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

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 05m.
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 6 as of March 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 44% of the total bookings. Other popular airlines include Air Canada with 22%, Air New Zealand with 20%, and American Airlines with 6%.

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 $788	Free cancellation	Rating 7.5 1,000 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $1,092	Free cancellation	Rating 7.1 11,373 reviews	Search American Airlines flights
Air Canada	PriceFrom $1,219	Free cancellation	Rating 7.1 10,770 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $1,389	Free cancellation	Rating 8.0 606 reviews	Search Air New Zealand flights
United Airlines	PriceFrom $1,489	Free cancellation	Rating 7.4 9,375 reviews	Search United Airlines flights
Virgin Australia	PriceFrom $1,994	Free cancellation	Rating 7.6 445 reviews	Search Virgin Australia flights

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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.

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Cheap flights from Sydney to Washington, D.C. from $901

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 6/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Sydney to Washington, D.C. Dulles Intl Airport

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

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

Our best Air New Zealand 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 cheapest month to fly to Washington, D.C. Dulles Intl Airport?

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

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

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

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

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

Fastest flight time

Direct flights

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

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Why use momondo?

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

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