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Cheap flights from Australia to Washington, D.C. Dulles Intl Airport from $972

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 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — IAD
18 Jun — 25 Jun1
1 adult

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 13 June 2025.

Round-trip from

$1,644

One-way from

$972

Popular in

December

Cheapest in

February

Average price

$2,098
10/8-22/10
  • 10/8-22/10
  • 4 total stops
  • 123h 24m total
  • Australia to Washington, D.C.
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22/8
  • 22/8
  • 2 total stops
  • 38h 27m total
  • Australia to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($350 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($88 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
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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 13 June 2025.

Sun 10/820:00MEL - IAD
2 stops48h 53mMultiple Airlines
Wed 22/1022:14IAD - MEL
2 stops74h 31mMultiple Airlines
Deal found 13/6$1,644
Sun 27/719:40SYD - IAD
2 stops49h 13mMultiple Airlines
Sun 3/822:16IAD - SYD
2 stops74h 34mMultiple Airlines
Deal found 12/6$1,741
Thu 20/1110:45BNE - IAD
2 stops25h 37mAir Canada
Tue 16/1209:55IAD - BNE
2 stops31h 45mAir Canada
Deal found 10/6$1,745
Mon 14/709:25SYD - IAD
2 stops22h 59mDelta
Sun 27/713:00IAD - SYD
2 stops27h 35mDelta
Deal found 12/6$1,778
Mon 10/1112:05MEL - IAD
2 stops25h 09mAir New Zealand
Mon 24/1112:55IAD - MEL
2 stops32h 55mAir New Zealand
Deal found 13/6$1,828
Fri 22/821:40SYD - IAD
2 stops33h 07mAlaska Airlines
Fri 12/917:52IAD - SYD
2 stops35h 53mAlaska Airlines
Deal found 12/6$1,871
Tue 21/1020:05BNE - IAD
2 stops28h 40mAmerican Airlines
Sun 26/1010:53IAD - BNE
2 stops28h 07mAmerican Airlines
Deal found 12/6$1,876
Wed 13/808:45SYD - IAD
2 stops27h 33mAir New Zealand
Tue 26/817:55IAD - SYD
2 stops24h 50mAir New Zealand
Deal found 12/6$1,977
Fri 15/809:10SYD - IAD
2 stops23h 50mAmerican Airlines
Mon 25/811:51IAD - SYD
1 stop29h 04mAmerican Airlines
Deal found 11/6$1,996
Sun 10/815:05MEL - IAD
1 stop21h 46mAmerican Airlines
Wed 22/1011:30IAD - MEL
1 stop26h 30mAmerican Airlines
Deal found 13/6$1,996
Sat 26/722:15BNE - IAD
2 stops46h 35mMultiple Airlines
Sat 2/820:19IAD - BNE
2 stops33h 41mMultiple Airlines
Deal found 11/6$2,016
Wed 10/920:55SYD - IAD
1 stop27h 10mANA
Sun 14/912:15IAD - SYD
1 stop31h 10mANA
Deal found 11/6$2,039

Cheapflights Fare Finder

Customise 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 647,157 searches. Data last updated 13 June 2025.
Use the filters below to find and compare flights from Australia to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Australia

Fly to

Dulles Intl

Route

Depart

Return

Price

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Sun 10/8

20:00-06:53

2 stops48h 53m

Washington, D.C. Dulles Intl

Wed 22/10

22:14-15:45

2 stops74h 31m

$1,644

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Sun 27/7

19:40-06:53

2 stops49h 13m

Washington, D.C. Dulles Intl

Sun 3/8

22:16-14:50

2 stops74h 34m

$1,741

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

Thu 20/11

10:45-21:22

2 stops25h 37m

Washington, D.C. Dulles Intl

Tue 16/12

09:55-08:40

2 stops31h 45m

$1,745

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 14/7

09:25-18:24

2 stops22h 59m

Washington, D.C. Dulles Intl

Sun 27/7

13:00-06:35

2 stops27h 35m

$1,778

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Mon 10/11

12:05-21:14

2 stops25h 09m

Washington, D.C. Dulles Intl

Mon 24/11

12:55-13:50

2 stops32h 55m

$1,828

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 22/8

21:40-16:47

2 stops33h 07m

Washington, D.C. Dulles Intl

Fri 12/9

17:52-19:45

2 stops35h 53m

$1,871

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

Tue 21/10

20:05-10:45

2 stops28h 40m

Washington, D.C. Dulles Intl

Sun 26/10

10:53-05:00

2 stops28h 07m

$1,876

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 13/8

08:45-22:18

2 stops27h 33m

Washington, D.C. Dulles Intl

Tue 26/8

17:55-08:45

2 stops24h 50m

$1,977

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 15/8

09:10-19:00

2 stops23h 50m

Washington, D.C. Dulles Intl

Mon 25/8

11:51-06:55

1 stop29h 04m

$1,996

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Sun 10/8

15:05-22:51

1 stop21h 46m

Washington, D.C. Dulles Intl

Wed 22/10

11:30-05:00

1 stop26h 30m

$1,996

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 60 results
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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 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 Australia to Washington, D.C. Dulles Intl Airport

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

Currently, February is the cheapest month in which you can book a flight from Australia to Washington, D.C. Dulles Intl Airport (average of $1,013). Flying from Australia 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 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 13 June 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 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.

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 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).

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 13 June 2025.
Get a feel of what it's like to fly with Air Tahiti Nui, Korean Air and Japan Airlines from Australia to Washington, D.C. by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Crew

9.0

Overall

8.7

Comfort

8.1

Boarding

8.7

Food

7.8

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
64 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Crew

9.0

Overall

8.7

Comfort

8.1

Boarding

8.7

Food

7.8

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
1,091 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Crew

9.0

Overall

8.7

Comfort

8.1

Boarding

8.7

Food

7.8

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.
Japan Airlines
8.3
Very Good
1,490 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Crew

9.0

Overall

8.7

Comfort

8.1

Boarding

8.7

Food

7.8

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
8.3
Very Good
882 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Crew

9.0

Overall

8.7

Comfort

8.1

Boarding

8.7

Food

7.8

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
1,304 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Crew

9.0

Overall

8.7

Comfort

8.1

Boarding

8.7

Food

7.8

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?

    One-way options have recently been found by users for as low as $1,027 on Etihad Airways. Other airlines that offer cheap prices include Air China from $1,039 and American Airlines from $1,242 one-way.

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

    While some choose either Melbourne - Washington, D.C. Dulles Intl or Perth - Washington, D.C. Dulles Intl, Sydney Kingsford Smith - 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 holiday 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, February is the cheapest month in which you can book a flight from Australia to Washington, D.C. Dulles Intl Airport (average of $1,013). Flying from Australia 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

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Australia to Dulles Intl

Discover the top 9 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 647,157 searches. Data last updated 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$629Average$1,623FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Qantas AirwaysCheapest$1,058Average$1,778FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,304Average$2,145FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,437Average$2,059FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
United AirlinesCheapest$1,579Average$2,240FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$1,896Average$2,740FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
ANACheapest$1,927Average$2,118FlexibilityNo cancel feeOn-time80%
Search ANA flights
Singapore AirlinesCheapest$2,106Average$2,565FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qatar AirwaysCheapest$2,281Average$2,773FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Australia to Dulles Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Australia to Dulles Intl.

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

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

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dulles Intl from Australia today and book when prices fit your budget.

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