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Cheap flights from Sydney to Washington, D.C. from $907

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Washington, D.C. departing on 4/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sydney to Washington, D.C.

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
09:10 - 20:24
SYD
-
IAD
25h 14m
2 stops
American Airlines Logo
15:08 - 07:05
IAD
-
SYD
25h 57m
2 stops
$1,434American Airlines
Wed, 9 Sep - Sun, 20 Sep
American Airlines Logo
09:10 - 20:24
SYD
-
IAD
25h 14m
2 stops
American Airlines Logo
06:52 - 06:55
IAD
-
SYD
34h 03m
1 stop
$1,445American Airlines
Wed, 9 Sep - Tue, 22 Sep
American Airlines Logo
10:10 - 05:00
SYD
-
IAD
33h 50m
1 stop
American Airlines Logo
14:46 - 08:05
IAD
-
SYD
26h 19m
2 stops
$1,448American Airlines
Mon, 12 Oct - Mon, 19 Oct
American Airlines Logo
12:00 - 14:18
SYD
-
IAD
40h 18m
1 stop
American Airlines Logo
15:08 - 07:30
IAD
-
SYD
26h 22m
2 stops
$1,455American Airlines
Wed, 9 Sep - Sun, 20 Sep
American Airlines Logo
10:10 - 05:00
SYD
-
IAD
33h 50m
1 stop
American Airlines Logo
14:46 - 06:55
IAD
-
SYD
25h 09m
1 stop
$1,458American Airlines
Mon, 12 Oct - Wed, 21 Oct
American Airlines Logo
18:50 - 05:00
SYD
-
IAD
25h 10m
1 stop
American Airlines Logo
14:46 - 06:55
IAD
-
SYD
25h 09m
1 stop
$1,469American Airlines
Tue, 13 Oct - Tue, 20 Oct
American Airlines Logo
11:15 - 05:00
SYD
-
IAD
33h 45m
1 stop
American Airlines Logo
20:09 - 06:55
IAD
-
SYD
42h 46m
2 stops
$1,488American Airlines
Thu, 12 Nov - Mon, 16 Nov
American Airlines Logo
11:15 - 05:00
SYD
-
IAD
33h 45m
1 stop
American Airlines Logo
09:12 - 06:55
IAD
-
SYD
29h 43m
2 stops
$1,491American Airlines
Thu, 12 Nov - Mon, 16 Nov
American Airlines Logo
10:10 - 05:00
SYD
-
IAD
33h 50m
1 stop
American Airlines Logo
06:10 - 08:05
IAD
-
SYD
34h 55m
1 stop
$1,519American Airlines
Sun, 11 Oct - Tue, 20 Oct
American Airlines Logo
12:00 - 22:52
SYD
-
IAD
24h 52m
1 stop
American Airlines Logo
15:08 - 07:30
IAD
-
SYD
26h 22m
2 stops
$1,525American Airlines
Thu, 3 Sep - Thu, 1 Oct

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American Airlines flights from Sydney to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Sydney to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
9 Sept
SYD09:10Sydney Kingsford Smith
25h 14m
2 stops
IAD20:24Washington, D.C. Dulles Intl
20 Sept
IAD15:08Washington, D.C. Dulles Intl
25h 57m
2 stops
SYD07:05Sydney Kingsford Smith
$1,434
American Airlines
9 Sept
SYD09:10Sydney Kingsford Smith
25h 14m
2 stops
IAD20:24Washington, D.C. Dulles Intl
22 Sept
IAD06:52Washington, D.C. Dulles Intl
34h 03m
1 stop
SYD06:55Sydney Kingsford Smith
$1,445
American Airlines
12 Oct
SYD10:10Sydney Kingsford Smith
33h 50m
1 stop
IAD05:00Washington, D.C. Dulles Intl
19 Oct
IAD14:46Washington, D.C. Dulles Intl
26h 19m
2 stops
SYD08:05Sydney Kingsford Smith
$1,448

Qantas Airways flights from Sydney to Washington, D.C. Dulles Intl Airport

Our best Qantas Airways deals on Sydney to Washington, D.C. Dulles Intl Airport flight tickets
Qantas Airways
14 Oct
SYD13:00Sydney Kingsford Smith
24h 47m
1 stop
IAD22:47Washington, D.C. Dulles Intl
21 Oct
IAD14:46Washington, D.C. Dulles Intl
25h 09m
1 stop
SYD06:55Sydney Kingsford Smith
$1,588
Qantas Airways
17 Sept
SYD12:00Sydney Kingsford Smith
24h 52m
1 stop
IAD22:52Washington, D.C. Dulles Intl
9 Oct
IAD06:10Washington, D.C. Dulles Intl
37h 20m
2 stops
SYD10:30Sydney Kingsford Smith
$1,650
Qantas Airways
23 June
SYD12:00Sydney Kingsford Smith
20h 34m
1 stop
IAD18:34Washington, D.C. Dulles Intl
30 July
IAD19:31Washington, D.C. Dulles Intl
21h 24m
1 stop
SYD06:55Sydney Kingsford Smith
$3,281

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to Washington, D.C. Dulles Intl Airport 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, momondo users made 78,305 searches. Data last updated 12 June 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

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 9/9

09:10-20:24

2 stops25h 14m

Washington, D.C. Dulles Intl

Sun 20/9

15:08-07:05

2 stops25h 57m

$1,434

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 9/9

09:10-20:24

2 stops25h 14m

Washington, D.C. Dulles Intl

Tue 22/9

06:52-06:55

1 stop34h 03m

$1,445

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 12/10

10:10-05:00

1 stop33h 50m

Washington, D.C. Dulles Intl

Mon 19/10

14:46-08:05

2 stops26h 19m

$1,448

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 9/9

12:00-14:18

1 stop40h 18m

Washington, D.C. Dulles Intl

Sun 20/9

15:08-07:30

2 stops26h 22m

$1,455

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 12/10

10:10-05:00

1 stop33h 50m

Washington, D.C. Dulles Intl

Wed 21/10

14:46-06:55

1 stop25h 09m

$1,458
Fastest return journey

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Tue 13/10

18:50-05:00

1 stop25h 10m

Washington, D.C. Dulles Intl

Tue 20/10

14:46-06:55

1 stop25h 09m

$1,469

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 12/11

11:15-05:00

1 stop33h 45m

Washington, D.C. Dulles Intl

Mon 16/11

20:09-06:55

2 stops42h 46m

$1,488

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 12/11

11:15-05:00

1 stop33h 45m

Washington, D.C. Dulles Intl

Mon 16/11

09:12-06:55

2 stops29h 43m

$1,491

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Sun 11/10

10:10-05:00

1 stop33h 50m

Washington, D.C. Dulles Intl

Tue 20/10

06:10-08:05

1 stop34h 55m

$1,519

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 3/9

12:00-22:52

1 stop24h 52m

Washington, D.C. Dulles Intl

Thu 1/10

15:08-07:30

2 stops26h 22m

$1,525

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Sydney to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Sydney and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

The cheapest month to fly to Washington, D.C. Dulles Intl Airport from Sydney is in November. Flight prices, which tend to average around $1,483, are often lower during this time because this is during the off-season. If you’re not able to fly to Washington, D.C. Dulles Intl Airport in November, then December is your next best option. Flight prices from Sydney to Washington, D.C. Dulles Intl Airport during December average around $1,562.

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

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $1,784 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Sydney for as low as $1,523 on momondo.

Can stopping save me money on Sydney to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 55% on your flight if you consider stops on a Sydney to Washington, D.C. Dulles Intl Airport flight.

When to book flights from Sydney to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Sydney to Washington, D.C. Dulles Intl Airport (SYD to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Washington, D.C. Dulles Intl Airport

Fastest flight time

20h 34m

Direct flights

None
The fastest flight from Sydney to Washington, D.C. Dulles Intl Airport takes 20h 34m
There are no direct flights from Sydney to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Sydney to Washington, D.C. Dulles Intl Airport.
Search flight deals

Frequently asked questions about flying from Sydney to Washington, D.C. Dulles Intl Airport

  • How far is Sydney Kingsford Smith to Washington, D.C. Dulles Intl by plane?

    Sydney Kingsford Smith and Washington, D.C. Dulles Intl are 15665.3 km apart from one another. A reasonable flight in good conditions will take 20h 34m.

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport were last updated today.

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sydney to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Sydney to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Sydney to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free cancellation
Price
Qantas AirwaysPriceFrom $796Free cancellationRating
7.5
1,046 reviews
Search Qantas Airways flights
Air CanadaPriceFrom $1,184Free cancellationRating
7.1
11,161 reviews
Search Air Canada flights
Air New ZealandPriceFrom $1,333Free cancellationRating
8.0
645 reviews
Search Air New Zealand flights
United AirlinesPriceFrom $1,364Free cancellationRating
7.4
9,804 reviews
Search United Airlines flights
American AirlinesPriceFrom $1,448Free cancellationRating
7.1
11,639 reviews
Search American Airlines flights

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
McLean
Winchester

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sydney to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Sydney to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Sydney which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Sydney to Washington, D.C.?

Once you have performed a search for Sydney to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Sydney to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Sydney. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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