What’s the top stopover airport for flights from Sydney to Washington, D.C. Dulles Intl Airport?

San Francisco (SFO) – chosen by Cheapflights users on 51% of one-stop itineraries from Sydney to Washington, D.C. Dulles Intl Airport on Cheapflights. Find deals

What’s the cheapest stopover airport for flights from Sydney to Washington, D.C. Dulles Intl Airport?

Vancouver (YVR) is the most affordable one-stop option, with an average return flight price of $1,847. Find deals

Which airport typically offers the quickest stopover for flights from Sydney to Washington, D.C. Dulles Intl Airport?

Flights via Los Angeles (LAX) offer the fastest connection on this route, with an average stopover time of 2h 49m. Find deals

What’s the fastest stopover option from Sydney to Washington, D.C. Dulles Intl Airport?

Flights via San Francisco (SFO) have the shortest average one-way travel time for one-stop routes: 21h 21m.

What are the cheapest airlines flying from Sydney to Washington, D.C. Dulles Intl Airport round-trip?

Our cheapest airline available from Sydney to Washington, D.C. Dulles Intl Airport is American Airlines. Our recent data shows that you can find tickets from as low as $615 on this airline. Additional options worth looking into are Qantas Airways and Air Canada, starting at $1,260 and $1,263 round-trip. American Airlines is currently priced 68% below the average price you’ll pay for this route.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

What are the most popular airlines that fly from Sydney to Washington, D.C. Dulles Intl Airport?

Consider American Airlines, Air Canada or ANA when booking your flight. These represent the most popular airlines when flying from Sydney to Washington, D.C. Dulles Intl Airport.

What airport do you fly from for flights from Sydney to Washington, D.C. Dulles Intl?

Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly out of when you book flights from Sydney to Washington, D.C. Dulles Intl. 7 airlines have flights from Kingsford Smith to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Sydney Kingsford Smith to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day.

Can I find deals for flights from Sydney to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Sydney to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Sydney to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Dulles Intl.

Can I find deals for business class flights from Sydney to Dulles Intl?

Yes. Cheapflights offers flight deals from Sydney to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$791+ Flights from Sydney to Washington, D.C. Dulles Intl Airport

Q: How much does it cost for a return flight from Sydney to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment. Sydney to Washington, D.C. Dulles Intl Airport flights typically cost between $1,677 and $2,155 in October. The cheapest return flight price found within the last 3 days was $1,479 on Multiple Airlines (31 Oct-7 Nov). Find deals

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Washington, D.C. Dulles Intl are usually found in March or August, booked 20 days in advance, depart on a Friday or Tuesday and return on a Tuesday

Cheap flight deals from Sydney to Dulles Intl

Round-trip from	$1,479
One-way from	$791
Popular in	December
Cheapest in	March
Average price	$1,758

31/10-7/11
4 total stops
69h 15m total
Sydney to Washington, D.C.

Search Deals

15/10
3 total stops
54h 49m total
Sydney to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($290 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($65 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Sydney to Dulles Intl

Cheapest flights from Sydney to Dulles Intl
Explore the most affordable flight options available from Sydney to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Fri 19/909:30SYD - IAD

2 stops25h 47mUnited Airlines

Sat 20/912:45IAD - SYD

1 stop28h 15mUnited Airlines

Deal found 17/9$1,439

Fri 31/1014:15SYD - IAD

2 stops31h 33mMultiple Airlines

Fri 7/1106:48IAD - SYD

2 stops37h 42mMultiple Airlines

Deal found 16/9$1,479

Thu 30/1010:20SYD - IAD

2 stops25h 39mAir Canada

Thu 6/1109:45IAD - SYD

2 stops31h 50mAir Canada

Deal found 14/9$1,509

Thu 30/1010:20SYD - IAD

2 stops25h 39mAir Canada

Fri 14/1109:45IAD - SYD

2 stops31h 50mAir Canada

Deal found 15/9$1,559

Thu 23/1021:40SYD - IAD

1 stop34h 02mAlaska Airlines

Tue 4/1118:13IAD - SYD

2 stops33h 32mAlaska Airlines

Deal found 16/9$1,605

Tue 30/909:30SYD - IAD

1 stop25h 31mUnited Airlines

Sun 5/1006:30IAD - SYD

1 stop34h 25mUnited Airlines

Deal found 15/9$1,647

Thu 25/917:45SYD - IAD

2 stops29h 32mMultiple Airlines

Mon 29/906:10IAD - SYD

2 stops35h 20mMultiple Airlines

Deal found 15/9$1,662

Thu 30/1011:20SYD - IAD

2 stops26h 31mAmerican Airlines

Thu 6/1113:58IAD - SYD

2 stops27h 02mAmerican Airlines

Deal found 15/9$1,668

Thu 30/1011:05SYD - IAD

1 stop20h 21mUnited Airlines

Fri 14/1122:08IAD - SYD

1 stop42h 57mUnited Airlines

Deal found 15/9$1,679

Thu 16/1021:40SYD - IAD

2 stops34h 02mAlaska Airlines

Thu 23/1019:41IAD - SYD

2 stops33h 04mAlaska Airlines

Deal found 15/9$1,680

Tue 21/1021:40SYD - IAD

2 stops34h 02mAlaska Airlines

Wed 5/1118:13IAD - SYD

2 stops33h 32mAlaska Airlines

Deal found 16/9$1,700

Best flights from Sydney to Dulles Intl
Discover carefully curated flight deals from Sydney to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2025.

Thu 23/1021:40SYD - IAD

2 stops35h 48mAlaska Airlines

Tue 4/1118:13IAD - SYD

2 stops33h 32mAlaska Airlines

Deal found 16/9$1,605

Thu 30/1013:55SYD - IAD

2 stops26h 01mAir New Zealand

Fri 14/1115:25IAD - SYD

2 stops27h 05mAir New Zealand

Deal found 17/9$1,808

Wed 18/212:25SYD - IAD

1 stop36h 45mANA

Sun 22/211:05IAD - SYD

1 stop41h 10mANA

Deal found 17/9$2,099

Sun 26/1021:40SYD - IAD

2 stops47h 43mAlaska Airlines

Wed 5/1118:13IAD - SYD

2 stops33h 32mAlaska Airlines

Deal found 16/9$1,784

Sat 25/1021:40SYD - IAD

2 stops34h 33mAlaska Airlines

Fri 7/1107:43IAD - SYD

2 stops44h 02mAlaska Airlines

Deal found 16/9$1,808

Sat 25/1021:40SYD - IAD

2 stops34h 33mAlaska Airlines

Tue 4/1118:13IAD - SYD

2 stops33h 32mAlaska Airlines

Deal found 16/9$1,812

Tue 7/1021:40SYD - IAD

2 stops41h 43mAlaska Airlines

Wed 15/1017:42IAD - SYD

2 stops59h 03mAlaska Airlines

Deal found 17/9$1,851

Fri 24/1021:40SYD - IAD

2 stops35h 48mAlaska Airlines

Wed 5/1118:13IAD - SYD

2 stops33h 32mAlaska Airlines

Deal found 16/9$2,049

Fri 24/1021:40SYD - IAD

2 stops35h 48mAlaska Airlines

Thu 6/1107:43IAD - SYD

2 stops44h 02mAlaska Airlines

Deal found 16/9$2,073

Fri 3/1021:40SYD - IAD

1 stop23h 53mAlaska Airlines

Sun 19/1019:41IAD - SYD

2 stops33h 04mAlaska Airlines

Deal found 17/9$2,102

Thu 30/1021:40SYD - IAD

1 stop34h 33mAlaska Airlines

Fri 14/1118:13IAD - SYD

2 stops33h 32mAlaska Airlines

Deal found 17/9$2,130

Fri 24/1021:40SYD - IAD

2 stops58h 33mAlaska Airlines

Mon 3/1117:40IAD - SYD

2 stops58h 05mAlaska Airlines

Deal found 16/9$2,146

Last-minute flights from Sydney to Dulles Intl
Discover last-minute flight deals from Sydney to Dulles Intl. Data last updated 18 September 2025 and is based on user searches.

Wed 24/909:30SYD - IAD

1 stop20h 55mUnited Airlines

Wed 8/1007:00IAD - SYD

1 stop34h 00mUnited Airlines

Deal found 16/9$2,932

Wed 24/909:20SYD - IAD

3 stops39h 53mMultiple Airlines

Wed 8/1013:20IAD - SYD

2 stops28h 00mMultiple Airlines

Deal found 16/9$4,432

Wed 24/909:20SYD - IAD

3 stops39h 53mAir Canada

Wed 8/1009:35IAD - SYD

3 stops31h 45mAir Canada

Deal found 16/9$5,000

Fri 26/921:40SYD - IAD

2 stops57h 12mAlaska Airlines

Tue 7/1017:42IAD - SYD

2 stops59h 03mAlaska Airlines

Deal found 16/9$9,382

Fri 26/911:50SYD - IAD

1 stop36h 15mANA

Tue 7/1012:15IAD - SYD

1 stop41h 00mANA

Deal found 16/9$12,176

Fri 26/921:40SYD - IAD

2 stops33h 12mMultiple Airlines

Tue 7/1012:15IAD - SYD

1 stop31h 10mMultiple Airlines

Deal found 16/9$16,102

Fri 26/909:20SYD - IAD

2 stops39h 53mAir Canada

Tue 7/1013:00IAD - SYD

3 stops28h 20mAir Canada

Deal found 16/9$16,406

One-way flights from Sydney to Dulles Intl
Search for one-way flight options from Sydney to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 18 September 2025.

Wed 15/1017:20SYD - IAD

3 stops54h 49mMultiple Airlines

Deal found 16/9$791

Tue 14/1010:20SYD - IAD

2 stops25h 45mAir Canada

Deal found 17/9$947

Wed 15/1016:40SYD - IAD

1 stop38h 30mEtihad Airways

Deal found 16/9$961

Sun 9/1117:45SYD - IAD

2 stops46h 26mMultiple Airlines

Deal found 17/9$997

Thu 16/1021:30SYD - IAD

1 stop33h 40mEtihad Airways

Deal found 16/9$1,021

Tue 14/1021:30SYD - IAD

1 stop33h 40mEtihad Airways

Deal found 17/9$1,022

Sun 14/1214:05SYD - IAD

2 stops26h 14mMultiple Airlines

Deal found 16/9$1,046

Tue 14/1018:45SYD - IAD

3 stops44h 38mMultiple Airlines

Deal found 17/9$1,120

Sun 2/1120:40SYD - IAD

2 stops50h 41mAir China

Deal found 17/9$1,162

Cheapflights 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

Thu 23/10

21:40-18:28

2 stops35h 48m

Washington, D.C. Dulles Intl

Tue 4/11

18:13-19:45

2 stops33h 32m

$1,605

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Sun 26/10

21:40-06:23

2 stops47h 43m

Washington, D.C. Dulles Intl

Wed 5/11

18:13-19:45

2 stops33h 32m

$1,784

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 30/10

13:55-00:56

2 stops26h 01m

Washington, D.C. Dulles Intl

Fri 14/11

15:25-10:30

2 stops27h 05m

$1,808

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Sat 25/10

21:40-17:13

2 stops34h 33m

Washington, D.C. Dulles Intl

Fri 7/11

07:43-19:45

2 stops44h 02m

$1,808

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Sat 25/10

21:40-17:13

2 stops34h 33m

Washington, D.C. Dulles Intl

Tue 4/11

18:13-19:45

2 stops33h 32m

$1,812

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Tue 7/10

21:40-00:23

2 stops41h 43m

Washington, D.C. Dulles Intl

Wed 15/10

17:42-19:45

2 stops59h 03m

$1,851

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 24/10

21:40-18:28

2 stops35h 48m

Washington, D.C. Dulles Intl

Wed 5/11

18:13-19:45

2 stops33h 32m

$2,049

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 24/10

21:40-18:28

2 stops35h 48m

Washington, D.C. Dulles Intl

Thu 6/11

07:43-19:45

2 stops44h 02m

$2,073

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 18/2

12:25-09:10

1 stop36h 45m

Washington, D.C. Dulles Intl

Sun 22/2

11:05-20:15

1 stop41h 10m

$2,099

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 3/10

21:40-07:33

1 stop23h 53m

Washington, D.C. Dulles Intl

Sun 19/10

19:41-19:45

2 stops33h 04m

$2,102

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 21 results

Best time to book a flight from Sydney to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Sydney with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to Washington, D.C. Dulles Intl Airport

Prices

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

To ensure you get the cheapest price possible for a flight from Sydney to Washington, D.C. Dulles Intl Airport, you should look to book at least 20 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Sydney to Washington, D.C. Dulles Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Sydney to Washington, D.C. Dulles Intl Airport (average of $1,013). Flying from Sydney to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $1,608). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SYD to IAD?

It’s typically best to fly out from Sydney to Washington, D.C. Dulles Intl Airport in the morning. Doing so could potentially save you 10% on the flight price compared to flying at midday, which is usually more expensive.

What is the cheapest day to fly from Sydney to Washington, D.C. Dulles Intl Airport?

Travellers seeking maximum savings on their Sydney to Washington, D.C. Dulles Intl Airport flight should consider departing on Wednesday at midday when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from Sydney to Washington, D.C. Dulles Intl Airport?

Reviews of airlines servicing Dulles Intl

Read reviews from past customers who have flown with Air New Zealand, Virgin Australia, andQantas Airways from Sydney to Washington, D.C. Dulles Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air New Zealand

8.0

Very Good

505 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Air New Zealand

8.0

Very Good

505 reviews

Air New Zealand

8.0

Very Good

505 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Virgin Australia

7.6

Good

416 reviews

Air New Zealand

8.0

Very Good

505 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Qantas Airways

7.5

Good

907 reviews

Air New Zealand

8.0

Very Good

505 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

United Airlines

7.4

Good

8,926 reviews

Air New Zealand

8.0

Very Good

505 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Air Canada

7.1

Good

10,000 reviews

Air New Zealand

8.0

Very Good

505 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Related info for your journey

What airport do you fly from for flights from Sydney to Washington, D.C. Dulles Intl?
Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly out of when you book flights from Sydney to Washington, D.C. Dulles Intl. 7 airlines have flights from Kingsford Smith to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Sydney Kingsford Smith to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day.
How long is the flight from Sydney to Washington, D.C. Dulles Intl Airport?
Departing from Sydney to Washington, D.C. Dulles Intl Airport will take you 26h 01m. The distance from Sydney to Washington, D.C. Dulles Intl Airport is about 15670 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Sydney to Washington, D.C. Dulles Intl Airport round-trip?
Our cheapest airline available from Sydney to Washington, D.C. Dulles Intl Airport is American Airlines. Our recent data shows that you can find tickets from as low as $615 on this airline. Additional options worth looking into are Qantas Airways and Air Canada, starting at $1,260 and $1,263 round-trip. American Airlines is currently priced 68% below the average price you’ll pay for this route.
Can I find deals for flights from Sydney to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Sydney to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sydney to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Dulles Intl.
Can I find deals for business class flights from Sydney to Dulles Intl?
Yes. Cheapflights offers flight deals from Sydney to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Sydney to Washington, D.C. Dulles Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Sydney to Washington, D.C. Dulles Intl Airport (average of $1,013). Flying from Sydney to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $1,608). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Fly from Sydney to Dulles Intl on these airlines

United Airlines flights from Sydney Kingsford Smith to Washington, D.C. Dulles Intl

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

ANA flights from Sydney Kingsford Smith to Washington, D.C. Dulles Intl

Complete your trip

Washington, D.C. Dulles Intl Airport car hire

Washington, D.C. car hire

Dupont Circle car hire

Georgetown car hire

Downtown car hire

Capitol Hill car hire

Foggy Bottom - West End car hire

Southwest Waterfront car hire

Columbia Heights car hire

Adams Morgan car hire

Shaw car hire

Anacostia car hire

Top 7 airlines flying from Sydney to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$615	Average$1,580	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Qantas Airways	Cheapest$1,260	Average$1,515	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Air Canada	Cheapest$1,263	Average$1,781	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Air New Zealand	Cheapest$1,488	Average$1,679	FlexibilityNo cancel fee	On-time78%	Search Air New Zealand flights
United Airlines	Cheapest$1,712	Average$2,155	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
ANA	Cheapest$1,849	Average$2,104	FlexibilityNo cancel fee	On-time80%	Search ANA flights
Virgin Australia	Cheapest$1,966	Average$2,523	FlexibilityNo cancel fee	On-time80%	Search Virgin Australia flights

Fly with Cheapflights

How does Cheapflights help users find flights from Sydney to Dulles Intl?

Cheapflights makes it easy to find Sydney to Dulles Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Dulles Intl?

Cheapflights helps you find that perfect flight to Dulles Intl from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Sydney to Dulles Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Dulles Intl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sydney to Dulles Intl become cheaper?

Not ready to book yet? You can track prices for flights from Sydney to Dulles Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Sydney to Washington, D.C. Dulles Intl Airport from $791

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Washington, D.C. Dulles Intl are usually found in March or August, booked 20 days in advance, depart on a Friday or Tuesday and return on a Tuesday

Cheap flight deals from Sydney to Dulles Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Sydney to Dulles Intl

Cheapest flights from Sydney to Dulles IntlExplore the most affordable flight options available from Sydney to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Explore the most affordable flight options available from Sydney to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Cheapflights 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.

Best time to book a flight from Sydney to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Sydney with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Sydney to Washington, D.C. Dulles Intl Airport

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

What is the cheapest month to book a flight from Sydney to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to fly from SYD to IAD?

What is the cheapest day to fly from Sydney to Washington, D.C. Dulles Intl Airport?

How much does it cost for a return flight from Sydney to Washington, D.C. Dulles Intl Airport?

What’s the top stopover airport for flights from Sydney to Washington, D.C. Dulles Intl Airport?

What’s the fastest stopover option from Sydney to Washington, D.C. Dulles Intl Airport?

What’s the fastest stopover option from Sydney to Washington, D.C. Dulles Intl Airport?

Which airport typically offers the quickest stopover for flights from Sydney to Washington, D.C. Dulles Intl Airport?

Reviews of airlines servicing Dulles Intl

Related info for your journey

Find useful and relevant information for your journey from Sydney to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Sydney to Washington, D.C. Dulles Intl?

How long is the flight from Sydney to Washington, D.C. Dulles Intl Airport?

What are the cheapest airlines flying from Sydney to Washington, D.C. Dulles Intl Airport round-trip?

Can I find deals for flights from Sydney to Dulles Intl that include hotel bookings?

How can I find direct flights from Sydney to Dulles Intl?

Can I find deals for business class flights from Sydney to Dulles Intl?

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Fly from Sydney to Dulles Intl on these airlines

Choose from the following airlines for your flight from Sydney to Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2025.

Top 7 airlines flying from Sydney to Dulles Intl

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Cheapest flights from Sydney to Dulles Intl
Explore the most affordable flight options available from Sydney to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.