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Cheap flights from Sydney to Washington, D.C. Dulles Intl Airport from $944

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — IAD
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 January 2026.

Round-trip from

$1,560

One-way from

$944

Popular in

May

Cheapest in

March

Average price

$1,763
Air China
  • Air China
  • 9/2-27/2
  • 2 total stops
  • 83h 50m total
  • Sydney to Washington, D.C.
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7/3
  • 7/3
  • 3 total stops
  • 50h 35m total
  • Sydney to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($320 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($36 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Find flight deals from Sydney to Dulles Intl

Enter your travel dates to find the best prices.

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 16 January 2026.

Mon 9/220:40
SYD
-
IAD
1 stop37h 50m
Air China
Fri 27/222:00
IAD
-
SYD
1 stop46h 00m
Air China
Deal found 14/1$1,560
Thu 19/211:20
SYD
-
IAD
2 stops26h 03m
Air Canada
Mon 2/322:13
IAD
-
SYD
2 stops43h 22m
Air Canada
Deal found 15/1$1,590
Mon 2/313:55
SYD
-
IAD
2 stops26h 01m
Air New Zealand
Mon 9/315:45
IAD
-
SYD
2 stops27h 45m
Air New Zealand
Deal found 15/1$1,621
Thu 19/211:20
SYD
-
IAD
2 stops40h 24m
Air Canada
Sat 28/208:40
IAD
-
SYD
2 stops32h 55m
Air Canada
Deal found 14/1$1,674
Thu 12/220:40
SYD
-
IAD
1 stop37h 50m
Air China
Fri 27/222:00
IAD
-
SYD
1 stop46h 00m
Air China
Deal found 14/1$1,680
Thu 12/211:20
SYD
-
IAD
2 stops26h 03m
Air Canada
Sun 1/322:13
IAD
-
SYD
2 stops43h 22m
Air Canada
Deal found 14/1$1,692
Thu 12/211:20
SYD
-
IAD
2 stops44h 51m
Air Canada
Wed 18/222:13
IAD
-
SYD
2 stops43h 22m
Air Canada
Deal found 14/1$1,693

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney 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 16 January 2026.
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

Sydney

Fly to

Dulles Intl

Route

Depart

Return

Price

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 19/2

11:20-21:23

2 stops26h 03m

Washington, D.C. Dulles Intl

Mon 2/3

22:13-09:35

2 stops43h 22m

$1,590

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 19/2

11:20-11:44

2 stops40h 24m

Washington, D.C. Dulles Intl

Sat 28/2

08:40-09:35

2 stops32h 55m

$1,674

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Sat 16/5

11:55-22:49

2 stops24h 54m

Washington, D.C. Dulles Intl

Tue 15/9

16:10-10:40

2 stops28h 30m

$1,692

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 12/2

11:20-21:23

2 stops50h 03m

Washington, D.C. Dulles Intl

Wed 25/2

22:13-09:35

2 stops43h 22m

$1,692

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 11/2

11:20-21:23

2 stops50h 03m

Washington, D.C. Dulles Intl

Tue 24/2

12:43-09:35

2 stops28h 52m

$1,692

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 9/2

11:20-16:13

2 stops44h 53m

Washington, D.C. Dulles Intl

Wed 25/2

16:30-09:35

2 stops25h 05m

$1,696

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 9/2

11:20-16:13

2 stops44h 53m

Washington, D.C. Dulles Intl

Thu 26/2

09:00-09:35

2 stops32h 35m

$1,696

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Tue 10/2

11:20-21:25

2 stops26h 05m

Washington, D.C. Dulles Intl

Sun 1/3

22:09-09:35

2 stops43h 26m

$1,746

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 12/2

11:20-20:29

2 stops25h 09m

Washington, D.C. Dulles Intl

Thu 26/2

12:33-09:35

2 stops29h 02m

$1,746

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Tue 10/2

14:05-21:17

1 stop23h 12m

Washington, D.C. Dulles Intl

Wed 25/2

06:00-06:55

1 stop32h 55m

$1,775

Flights are sorted by cheapest return flights first.

Deals found on 13/1

Showing 1-10 of 20 results
1
2

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

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

Use this chart to determine the optimal time to book a return flight from Sydney to Dulles Intl. Price data was last updated on 9 January 2026.

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 78 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, April is the cheapest month in which you can book a flight from Sydney to Washington, D.C. Dulles Intl Airport (average of $858). Flying from Sydney to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of $1,575). 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.

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

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 16 January 2026.
Read reviews from past customers who have flown with Air New Zealand, Qantas Airways, andUnited Airlines 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
570 reviews
Check prices

Overall

8.0

Food

7.4

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Air New Zealand
8.0
Very Good
570 reviews
Air New Zealand
8.0
Very Good
570 reviews
Check prices

Overall

8.0

Food

7.4

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Qantas Airways
7.5
Good
971 reviews
Air New Zealand
8.0
Very Good
570 reviews
Check prices

Overall

8.0

Food

7.4

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
United Airlines
7.4
Good
9,164 reviews
Air New Zealand
8.0
Very Good
570 reviews
Check prices

Overall

8.0

Food

7.4

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
American Airlines
7.2
Good
11,134 reviews
Air New Zealand
8.0
Very Good
570 reviews
Check prices

Overall

8.0

Food

7.4

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Air Canada
7.1
Good
10,623 reviews
Air New Zealand
8.0
Very Good
570 reviews
Check prices

Overall

8.0

Food

7.4

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………

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?

    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. 6 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 24h 54m. 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 $601 on this airline. Additional options worth looking into are Qantas Airways and Virgin Australia, starting at $834 and $1,201 round-trip. American Airlines is currently priced 66% 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, April is the cheapest month in which you can book a flight from Sydney to Washington, D.C. Dulles Intl Airport (average of $858). Flying from Sydney to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of $1,575). 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 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 16 January 2026.
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

Top 6 airlines flying from Sydney to Dulles Intl

Discover the top 6 airlines that operate flights from Sydney 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 16 January 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$601Average$1,810FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Qantas AirwaysCheapest$834Average$1,487FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Virgin AustraliaCheapest$1,201Average$2,504FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air CanadaCheapest$1,290Average$1,737FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,442Average$1,674FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
United AirlinesCheapest$1,576Average$2,096FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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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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