HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$479+ Cheap flights from Australia to Dulles Intl (IAD)

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 3/13. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — IAD
févr. 25 — mars 41
mar. 2/25
mar. 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Australia to Dulles Intl with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Australia to Dulles Intl

Keep the following information in mind while searching for Australia to Dulles Intl flight deals. Data was last updated février 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$721
(Netflights)

One-way from

$479
(KAYAK)

Popular in

December

Cheapest in

February

Average price

$963
Provider with most accurate pricing for Sydney Kingsford Smith-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Washington, D.C. (WAS) flights.
Search Deals
From Australia to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Australia to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($166 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Australia to Dulles Intl

Cheapest flights from Australia to Dulles Intl
Explore the most affordable flight options available from Australia to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on février 20, 2025.

This Netflights deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/108:05 amBNE - IAD
1 stop22h 15mQantas Airways
mar. 3/255:20 pmIAD - BNE
1 stop22h 10mQantas Airways
Deal found 2/20$721
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/1010:00 pmBNE - IAD
2 stops26h 57mAmerican Airlines
mar. 3/255:20 pmIAD - BNE
1 stop22h 10mAmerican Airlines
Deal found 2/20$734
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 3/811:15 amSYD - IAD
2 stops27h 05mAmerican Airlines
ven. 4/42:12 pmIAD - SYD
2 stops26h 53mAmerican Airlines
Deal found 2/19$776
This Gurufare deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 3/209:25 pmMEL - IAD
2 stops39h 49mQantas Airways
jeu. 3/2711:46 amIAD - MEL
1 stop26h 54mQantas Airways
Deal found 2/20$1,064
This BestPriceTravel deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 3/208:05 amBNE - IAD
1 stop22h 15mMultiple Airlines
jeu. 3/277:00 amIAD - BNE
2 stops40h 30mMultiple Airlines
Deal found 2/20$1,102
This Qantas Airways deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/111:00 pmSYD - IAD
2 stops24h 14mQantas Airways
mer. 4/27:31 amIAD - SYD
1 stop33h 34mQantas Airways
Deal found 2/19$1,122
This Air Canada deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/1110:30 amSYD - IAD
2 stops40h 08mAir Canada
lun. 3/3110:35 amIAD - SYD
2 stops54h 45mAir Canada
Deal found 2/19$1,125
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/2210:55 amMEL - IAD
2 stops27h 04mUnited Airlines
lun. 4/286:05 pmIAD - MEL
1 stop24h 10mUnited Airlines
Deal found 2/20$1,144
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/311:40 amBNE - IAD
1 stop19h 50mUnited Airlines
dim. 4/132:40 pmIAD - BNE
1 stop25h 50mUnited Airlines
Deal found 2/20$1,157
This United Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/1111:20 amSYD - IAD
1 stop19h 57mUnited Airlines
lun. 3/315:55 pmIAD - SYD
1 stop23h 05mUnited Airlines
Deal found 2/19$1,160
This Booking.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 6/18:45 pmMEL - IAD
2 stops47h 36mAir Canada
lun. 6/305:20 pmIAD - MEL
2 stops27h 45mAir Canada
Deal found 2/19$1,185
This Air Canada deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/1010:45 amBNE - IAD
2 stops38h 46mAir Canada
jeu. 3/202:45 pmIAD - BNE
3 stops30h 45mAir Canada
Deal found 2/20$1,236

Find flights from Australia to Dulles Intl within your budget

Customize your flight search to find flights from Australia to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated février 20, 2025.

Fly from

Australia

Fly to

Dulles Intl

Route

Depart

Return

Price

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

lun. 3/10

8:05 am-4:20 pm

1 stop22h 15m

Washington, D.C. Dulles Intl

mar. 3/25

5:20 pm-5:30 am

1 stop22h 10m

$721

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

lun. 3/10

10:00 pm-10:57 am

2 stops26h 57m

Washington, D.C. Dulles Intl

mar. 3/25

5:20 pm-5:30 am

1 stop22h 10m

$734

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

sam. 3/8

11:15 am-10:20 pm

2 stops27h 05m

Washington, D.C. Dulles Intl

ven. 4/4

2:12 pm-8:05 am

2 stops26h 53m

$776

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

jeu. 3/20

9:25 pm-10:14 pm

2 stops39h 49m

Washington, D.C. Dulles Intl

jeu. 3/27

11:46 am-5:40 am

1 stop26h 54m

$1,064

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

jeu. 3/20

8:05 am-4:20 pm

1 stop22h 15m

Washington, D.C. Dulles Intl

jeu. 3/27

7:00 am-1:30 pm

2 stops40h 30m

$1,102

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

mar. 3/11

1:00 pm-10:14 pm

2 stops24h 14m

Washington, D.C. Dulles Intl

mer. 4/2

7:31 am-8:05 am

1 stop33h 34m

$1,122

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

mar. 3/11

10:30 am-11:38 am

2 stops40h 08m

Washington, D.C. Dulles Intl

lun. 3/31

10:35 am-8:20 am

2 stops54h 45m

$1,125

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

mar. 4/22

10:55 am-11:59 pm

2 stops27h 04m

Washington, D.C. Dulles Intl

lun. 4/28

6:05 pm-8:15 am

1 stop24h 10m

$1,144

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

lun. 3/3

11:40 am-4:30 pm

1 stop19h 50m

Washington, D.C. Dulles Intl

dim. 4/13

2:40 pm-6:30 am

1 stop25h 50m

$1,157

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

mar. 3/11

11:20 am-4:17 pm

1 stop19h 57m

Washington, D.C. Dulles Intl

lun. 3/31

5:55 pm-8:00 am

1 stop23h 05m

$1,160

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Australia to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Australia with our price prediction graph.
Estimated round-trip 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.

Travel insights for flights from Australia to Dulles Intl

Get recent, data-driven insights about flights from Australia to Dulles Intl including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Australia to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Australia to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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 AU to IAD?

Find hourly flight availability from Australia to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated février 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Australia to Washington, D.C. Dulles Intl Airport as you normally would.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated février 20, 2025.
See what other customers who have flown with Air Tahiti Nui, ANA and Korean Air from Australia to Washington, D.C. have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
61 reviews

Food

7.8

Boarding

8.7

Overall

8.7

Entertainment

7.2

Comfort

8.0

Crew

9.1

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air Tahiti Nui
8.7
Very good
61 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Food

7.8

Boarding

8.7

Overall

8.7

Entertainment

7.2

Comfort

8.0

Crew

9.1

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

ANA
8.4
Very good
842 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Food

7.8

Boarding

8.7

Overall

8.7

Entertainment

7.2

Comfort

8.0

Crew

9.1

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Korean Air
8.4
Very good
1,037 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Food

7.8

Boarding

8.7

Overall

8.7

Entertainment

7.2

Comfort

8.0

Crew

9.1

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Emirates
8.1
Very good
3,276 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Food

7.8

Boarding

8.7

Overall

8.7

Entertainment

7.2

Comfort

8.0

Crew

9.1

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Singapore Airlines
8.1
Very good
1,301 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Food

7.8

Boarding

8.7

Overall

8.7

Entertainment

7.2

Comfort

8.0

Crew

9.1

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

Find useful and relevant information for your journey from Australia 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 are the cheapest airlines to fly from Australia to Washington, D.C. Dulles Intl Airport one-way?

    $479 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Qantas Airways and Qatar Airways, with prices starting from $820 and $902, respectively.

  • What are the most popular routes from Australia to Washington, D.C. Dulles Intl Airport?

    While some choose either Sydney Kingsford Smith - Washington, D.C. Dulles Intl or Brisbane - Washington, D.C. Dulles Intl, Melbourne - Washington, D.C. Dulles Intl is the most popular route from Australia to Washington, D.C. Dulles Intl Airport.

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

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

  • How can I find direct flights from Australia to Dulles Intl?

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

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

    Yes. Cheapflights offers flight deals from Australia 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 Australia to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Australia to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Australia to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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

Traveling to a place near Australia?

Book flights to Australia if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Springfield
Rockville
Tysons
Gaithersburg
Silver Spring
Fredericksburg
Linthicum Heights
Laurel
Falls Church
Woodbridge
Sterling
Easton
Herndon
Bowie
Reston
National Harbor
Oxon Hill

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Australia to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Melbourne to Dulles Intl flights
Melbourne to Baltimore flights
Sydney to Dulles Intl flights
Sydney to Reagan-National flights
Sydney to Baltimore flights
Melbourne to Reagan-National flights
Auckland to Dulles Intl flights
Auckland to Baltimore flights
Auckland to Reagan-National flights
Brisbane to Baltimore flights
Brisbane to Dulles Intl flights
Brisbane to Reagan-National flights
Canberra to Dulles Intl flights
Perth to Baltimore flights
Perth to Dulles Intl flights
Canberra to Baltimore flights
Coolangatta to Dulles Intl flights
Tamuning to Dulles Intl flights
I Fadang to Dulles Intl flights
Tamuning to Reagan-National flights
Tamuning to Baltimore flights
Christchurch to Dulles Intl flights

Top 5 airlines flying from Australia to Dulles Intl

Discover the top 5 airlines that operate flights from Australia to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated février 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest$844Average$1,943FlexibilityNo cancel feeOn-time80%
American AirlinesCheapest$870Average$1,364FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$889Average$1,021FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,240Average$1,772FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$1,983Average$2,058FlexibilityNo cancel feeOn-time68%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.