Cheap flights from Australia to Washington, D.C. Dulles Intl Airport from $789

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — IAD
24 May — 31 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Dulles Intl

Enter your travel dates to find the best prices.

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 24 April 2026.

Thu 4/613:15
SYD
-
IAD
3 stops32h 57m
Multiple Airlines
Sat 13/609:35
IAD
-
SYD
3 stops46h 35m
Multiple Airlines
Deal found 22/4$1,510
Sat 6/613:30
MEL
-
IAD
3 stops32h 42m
Multiple Airlines
Sat 13/609:35
IAD
-
MEL
3 stops36h 25m
Multiple Airlines
Deal found 22/4$1,564
Fri 5/606:00
SYD
-
IAD
3 stops42h 12m
Multiple Airlines
Fri 12/609:55
IAD
-
SYD
3 stops46h 15m
Multiple Airlines
Deal found 21/4$1,616
Tue 12/513:15
SYD
-
IAD
3 stops34h 57m
Multiple Airlines
Wed 20/511:12
IAD
-
SYD
3 stops44h 58m
Multiple Airlines
Deal found 23/4$1,640
Thu 30/719:40
SYD
-
IAD
1 stop37h 50m
Air China
Tue 11/823:00
IAD
-
SYD
1 stop49h 50m
Air China
Deal found 23/4$1,644
Wed 3/613:20
SYD
-
IAD
3 stops43h 22m
Multiple Airlines
Sun 7/609:12
IAD
-
SYD
3 stops46h 58m
Multiple Airlines
Deal found 19/4$1,655
Wed 20/509:10
SYD
-
IAD
2 stops37h 02m
Multiple Airlines
Wed 27/509:12
IAD
-
SYD
2 stops31h 53m
Multiple Airlines
Deal found 21/4$1,672
Mon 27/719:45
SYD
-
IAD
1 stop37h 45m
Air China
Tue 11/823:00
IAD
-
SYD
1 stop49h 50m
Air China
Deal found 23/4$1,676
Thu 4/613:30
MEL
-
IAD
3 stops32h 42m
Multiple Airlines
Thu 11/611:24
IAD
-
MEL
3 stops34h 36m
Multiple Airlines
Deal found 20/4$1,682
Wed 3/617:50
SYD
-
IAD
2 stops38h 52m
Multiple Airlines
Wed 10/609:55
IAD
-
SYD
2 stops31h 35m
Multiple Airlines
Deal found 19/4$1,721
Fri 22/513:15
SYD
-
IAD
3 stops34h 57m
Multiple Airlines
Thu 28/509:12
IAD
-
SYD
3 stops46h 58m
Multiple Airlines
Deal found 21/4$1,756
Mon 4/506:00
SYD
-
IAD
3 stops49h 52m
Multiple Airlines
Sat 9/506:49
IAD
-
SYD
3 stops39h 01m
Multiple Airlines
Deal found 22/4$1,776

Find 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 24 April 2026.

Round-trip from

$1,510

One-way from

$789

Popular in

April

Cheapest in

September

Average price

$2,193
4/6-13/6
  • 4/6-13/6
  • 6 total stops
  • 79h 32m total
  • Australia to Washington, D.C.
4/6
  • 4/6
  • 3 total stops
  • 44h 46m total
  • Australia to Washington, D.C.
Highest demand for flights based on searches. 10% potential increase in price ($272 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($61 potential savings vs. average return price).
Average for round-trip flights in April 2026

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 24 April 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest return flight

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Tue 6/10

11:55-19:04

1 stop22h 09m

Washington, D.C. Dulles Intl

Wed 14/10

12:35-09:15

1 stop29h 40m

$2,583

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Mon 20/7

10:55-23:32

2 stops26h 37m

Washington, D.C. Dulles Intl

Sun 16/8

18:35-08:15

1 stop23h 40m

$2,590

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Mon 17/8

10:55-19:04

1 stop22h 09m

Washington, D.C. Dulles Intl

Wed 9/9

12:56-07:30

1 stop28h 34m

$2,590

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 25/6

09:15-23:20

2 stops28h 05m

Washington, D.C. Dulles Intl

Sat 11/7

10:58-06:50

2 stops29h 52m

$2,642

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 22/5

13:15-04:48

2 stops29h 33m

Washington, D.C. Dulles Intl

Wed 27/5

06:10-11:50

2 stops39h 40m

$2,653
Fastest return journey

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Mon 10/8

10:55-20:48

2 stops23h 53m

Washington, D.C. Dulles Intl

Thu 20/8

18:35-08:15

1 stop23h 40m

$2,659

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Tue 23/6

09:15-18:41

2 stops23h 26m

Washington, D.C. Dulles Intl

Sat 25/7

15:02-06:50

2 stops25h 48m

$2,666

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 22/6

09:30-00:55

1 stop29h 25m

Washington, D.C. Dulles Intl

Mon 27/7

17:55-06:55

1 stop23h 00m

$2,762

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 18/9

09:15-18:33

2 stops23h 18m

Washington, D.C. Dulles Intl

Sat 3/10

16:00-07:50

2 stops24h 50m

$2,772

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Sun 20/9

09:15-18:33

2 stops23h 18m

Washington, D.C. Dulles Intl

Thu 1/10

16:00-06:50

2 stops24h 50m

$2,772

Flights are sorted by cheapest return flights first.

Deals found on 20/4

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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

To ensure you get the cheapest price possible for a flight from Australia to Washington, D.C. Dulles Intl Airport, you should look to book at least 49 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 Australia to Washington, D.C. Dulles Intl Airport?

Currently, October is the cheapest month in which you can book a flight from Australia to Washington, D.C. Dulles Intl Airport (average of $360). Flying from Australia to Washington, D.C. Dulles Intl Airport in May is currently the most expensive (average of $1,376). 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.

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 24 April 2026.
Check out reviews from past customers who have flown with Air New Zealand,Qantas Airways, andUnited Airlines from Australia to Washington, D.C. Dulles Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Entertainment

7.4

Overall

8.0

Boarding

8.2

Food

7.4

Comfort

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Crew

8.5

Entertainment

7.4

Overall

8.0

Boarding

8.2

Food

7.4

Comfort

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Crew

8.5

Entertainment

7.4

Overall

8.0

Boarding

8.2

Food

7.4

Comfort

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Crew

8.5

Entertainment

7.4

Overall

8.0

Boarding

8.2

Food

7.4

Comfort

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Crew

8.5

Entertainment

7.4

Overall

8.0

Boarding

8.2

Food

7.4

Comfort

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Crew

8.5

Entertainment

7.4

Overall

8.0

Boarding

8.2

Food

7.4

Comfort

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

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

    Airlines like United Airlines, Delta, and Qatar Airways fly from Australia to Washington, D.C. Dulles Intl Airport in about 22h 09m. The time it takes to get you to your destination can typically vary by up to 17h 51m. Airlines will cover a distance of 16344 km. This flight may include one or multiple stops.

  • What are the most popular routes 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, October is the cheapest month in which you can book a flight from Australia to Washington, D.C. Dulles Intl Airport (average of $360). Flying from Australia to Washington, D.C. Dulles Intl Airport in May is currently the most expensive (average of $1,376). 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

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Linthicum Heights

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Fly from Australia to Dulles Intl on these airlines

Choose from the following airlines for your flight from Australia to Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on 24 April 2026.

Top 8 airlines flying from Australia to Dulles Intl

Discover the top 8 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 24 April 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$360Average$1,659FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$570Average$2,078FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$781Average$1,666FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,208Average$1,751FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,376Average$1,590FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
EVA AirCheapest$1,711Average$1,735FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Virgin AustraliaCheapest$1,769Average$2,785FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Qatar AirwaysCheapest$2,176Average$2,726FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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