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Cheap flights from Sydney to Washington, D.C. Dulles Intl Airport from $780

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. Dulles Intl Airport departing on 1/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Sydney to Washington, D.C.

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Sydney to Washington, D.C..
09:20 - 06:45SYD-IAD
35h 25m1 stop
09:55 - 07:20IAD-SYD
31h 25m2 stops
$1,613Air Canada
Find Deal
Tue, 26 Aug - Tue, 23 Sep
09:20 - 21:16SYD-IAD
25h 56m2 stops
09:55 - 07:20IAD-SYD
31h 25m3 stops
$1,624Air Canada
Find Deal
Tue, 26 Aug - Tue, 23 Sep
09:30 - 20:55SYD-IAD
25h 25m1 stop
13:20 - 07:00IAD-SYD
27h 40m2 stops
$2,249United Airlines
Find Deal
Tue, 8 Jul - Wed, 23 Jul
09:25 - 17:58SYD-IAD
22h 33m2 stops
15:00 - 06:35IAD-SYD
25h 35m2 stops
$2,263Delta
Find Deal
Tue, 8 Jul - Mon, 21 Jul
09:25 - 22:55SYD-IAD
27h 30m2 stops
13:00 - 06:35IAD-SYD
27h 35m2 stops
$2,339Delta
Find Deal
Sun, 6 Jul - Sun, 20 Jul
09:30 - 18:52SYD-IAD
23h 22m2 stops
17:45 - 07:00IAD-SYD
23h 15m1 stop
$2,400United Airlines
Find Deal
Tue, 8 Jul - Mon, 21 Jul
11:50 - 07:27SYD-IAD
33h 37m2 stops
12:15 - 19:15IAD-SYD
41h 00m1 stop
$2,419ANA
Find Deal
Fri, 25 Apr - Fri, 2 May
09:30 - 01:00SYD-IAD
29h 30m1 stop
15:43 - 07:00IAD-SYD
25h 17m1 stop
$2,856Virgin Australia
Find Deal
Wed, 9 Jul - Thu, 24 Jul
10:20 - 05:18SYD-IAD
32h 58m1 stop
08:45 - 06:55IAD-SYD
32h 10m1 stop
$3,007Virgin Australia
Find Deal
Fri, 4 Jul - Tue, 22 Jul
11:50 - 10:05SYD-IAD
36h 15m1 stop
12:15 - 19:15IAD-SYD
41h 00m1 stop
$3,108ANA
Find Deal
Wed, 9 Jul - Tue, 22 Jul

Air Canada flights from Sydney to Washington, D.C. Dulles Intl Airport

Our best Air Canada deals on Sydney to Washington, D.C. Dulles Intl Airport flight tickets
Air Canada
26 Aug
SYD09:20Sydney Kingsford Smith
35h 25m
1 stop
IAD06:45Washington, D.C. Dulles Intl
23 Sept
IAD09:55Washington, D.C. Dulles Intl
31h 25m
2 stops
SYD07:20Sydney Kingsford Smith
Air Canada
26 Aug
SYD09:20Sydney Kingsford Smith
25h 56m
2 stops
IAD21:16Washington, D.C. Dulles Intl
23 Sept
IAD09:55Washington, D.C. Dulles Intl
31h 25m
3 stops
SYD07:20Sydney Kingsford Smith
Air Canada
26 Aug
SYD09:20Sydney Kingsford Smith
35h 25m
1 stop
IAD06:45Washington, D.C. Dulles Intl
23 Sept
IAD08:25Washington, D.C. Dulles Intl
32h 55m
1 stop
SYD07:20Sydney Kingsford Smith

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

Our best United Airlines deals on Sydney to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
8 July
SYD09:30Sydney Kingsford Smith
25h 25m
1 stop
IAD20:55Washington, D.C. Dulles Intl
23 July
IAD13:20Washington, D.C. Dulles Intl
27h 40m
2 stops
SYD07:00Sydney Kingsford Smith
United Airlines
8 July
SYD09:30Sydney Kingsford Smith
23h 22m
2 stops
IAD18:52Washington, D.C. Dulles Intl
21 July
IAD17:45Washington, D.C. Dulles Intl
23h 15m
1 stop
SYD07:00Sydney Kingsford Smith
United Airlines
6 July
SYD10:20Sydney Kingsford Smith
32h 58m
1 stop
IAD05:18Washington, D.C. Dulles Intl
23 July
IAD13:20Washington, D.C. Dulles Intl
27h 40m
2 stops
SYD07:00Sydney Kingsford Smith

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 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 March. Flight prices, which tend to average around $1,746, 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 March, then February is your next best option. Flight prices from Sydney to Washington, D.C. Dulles Intl Airport during February average around $1,818.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

According to our data, Friday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Sydney. The lowest ticket price found for a Friday departure recently was $2,110. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Saturday is $2,321.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

The cheapest time of day to fly to Washington, D.C. Dulles Intl Airport is in the morning when flights can be purchased for as low as $2,182. Flights to Washington, D.C. Dulles Intl Airport are more costly at midday, with an average ticket price of $2,407. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight 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 23 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $2,111 when searching 23 weeks out.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 $1,963 on momondo.

How have Sydney to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of March 2025, prices for Sydney to Washington, D.C. Dulles Intl Airport flights are approximately 59% cheaper when compared to flights at the same time last year.

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

Best price found

$780

Fastest flight time

20h 03m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from Sydney in the past 72 hours is $780. The best return flight deal from Sydney to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $1,613.
The fastest flight from Sydney to Washington, D.C. Dulles Intl Airport takes 20h 03m
There are no direct flights from Sydney to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is Sydney Kingsford Smith Airport - 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 51m.

  • 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
American AirlinesPriceFrom $652Free cancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air CanadaPriceFrom $1,347Free cancellationRating
7.0
8,990 reviews
Search Air Canada flights
Qantas AirwaysPriceFrom $1,367Free cancellationRating
7.5
811 reviews
Search Qantas Airways flights
Air New ZealandPriceFrom $1,737Free cancellationRating
7.9
455 reviews
Search Air New Zealand flights
ANAPriceFrom $1,863Free cancellationRating
8.3
829 reviews
Search ANA flights
United AirlinesPriceFrom $1,879Free cancellationRating
7.4
8,603 reviews
Search United Airlines flights
Virgin AustraliaPriceFrom $1,963Free cancellationRating
7.5
395 reviews
Search Virgin Australia flights

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Linthicum Heights
Winchester
Arlington
Alexandria
Landover
McLean
Tysons

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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