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Cheap flights from Washington, D.C. to Sydney from $441

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Sydney departing on 2/19. 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 Washington, D.C. to Sydney

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington, D.C. to Sydney that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. to Sydney.

Cheap last minute flights

Planning a quick getaway from Washington, D.C. to Sydney? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Sydney, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Washington, D.C. to Sydney

Find recent round-trip train or bus tickets from Washington, D.C. to Sydney.

All round-trip flight deals to Sydney

The cheapest plane tickets to Sydney found on KAYAK recently.
5:32 pm - 6:10 amDCA-SYD
44h 38m1 stop
6:05 am - 1:47 pmSYD-DCA
23h 42m2 stops
$790Qantas Airways
Find Deal
Mon, Feb 10 - Wed, Feb 19
5:32 pm - 6:10 amDCA-SYD
44h 38m1 stop
5:35 pm - 1:47 pmSYD-DCA
36h 12m2 stops
$855Qantas Airways
Find Deal
Wed, Feb 12 - Tue, Feb 18
6:12 am - 6:35 amIAD-SYD
32h 23m1 stop
11:50 am - 10:33 pmSYD-IAD
26h 43m1 stop
$924American Airlines
Find Deal
Thu, Feb 13 - Sat, Mar 1
8:00 am - 7:25 amDCA-SYD
31h 25m1 stop
11:50 am - 7:47 pmSYD-DCA
22h 57m1 stop
$924American Airlines
Find Deal
Fri, Feb 28 - Sat, Mar 15
3:55 pm - 9:35 amIAD-SYD
49h 40m2 stops
11:20 am - 8:41 pmSYD-IAD
25h 21m2 stops
$1,236Air Canada
Find Deal
Mon, Feb 10 - Wed, Feb 19
11:10 am - 9:35 amDCA-SYD
30h 25m2 stops
10:20 am - 9:00 pmSYD-DCA
25h 40m2 stops
$1,236Air Canada
Find Deal
Mon, Mar 3 - Tue, Mar 11
4:00 pm - 9:15 amIAD-SYD
25h 15m2 stops
11:50 am - 4:12 pmSYD-IAD
20h 22m1 stop
$1,508United Airlines
Find Deal
Mon, Feb 3 - Wed, Feb 19
6:00 pm - 9:05 amBWI-SYD
23h 05m1 stop
11:50 am - 10:43 pmSYD-BWI
25h 53m1 stop
$1,508United Airlines
Find Deal
Wed, Feb 26 - Tue, Mar 11
2:01 pm - 8:35 amBWI-SYD
26h 34m2 stops
11:05 am - 10:16 pmSYD-BWI
27h 11m2 stops
$1,522Delta
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Mon, Feb 24 - Mon, Mar 3
10:18 am - 6:50 amBWI-SYD
28h 32m2 stops
9:25 am - 6:49 pmSYD-BWI
23h 24m2 stops
$1,572Delta
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Thu, Jan 23 - Tue, May 20
9:00 am - 9:50 amDCA-SYD
32h 50m2 stops
$441Qantas Airways
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Wed, Feb 19
9:00 am - 4:15 pmDCA-SYD
39h 15m2 stops
Wed, Feb 19
1:48 pm - 6:35 amIAD-SYD
24h 47m2 stops
$475American Airlines
Find Deal
Wed, Feb 26
12:57 pm - 6:35 amDCA-SYD
25h 38m1 stop
$475American Airlines
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Wed, Feb 26
6:00 am - 7:20 amDCA-SYD
35h 20m3 stops
$834Air Canada
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Thu, Apr 10
4:00 pm - 9:05 amIAD-SYD
25h 05m2 stops
$875United Airlines
Find Deal
Wed, Feb 12
6:00 am - 7:00 amBWI-SYD
33h 00m1 stop
$875United Airlines
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Wed, Feb 19
5:10 pm - 8:35 amDCA-SYD
23h 25m1 stop
$879Delta
Find Deal
Sun, Feb 23
12:45 pm - 8:35 amIAD-SYD
27h 50m2 stops
$1,074Delta
Find Deal
Mon, Dec 9
6:00 am - 7:20 amDCA-SYD
35h 20m3 stops
$1,297Air Canada
Find Deal
Fri, Apr 18
5:30 pm - 9:00 amDCA-SYD
23h 30m1 stop
11:50 am - 12:40 amSYD-DCA
28h 50m1 stop
$874Qantas Airways
Find Deal
Fri, Dec 6 - Fri, Feb 14
5:30 pm - 9:00 amDCA-SYD
23h 30m1 stop
11:15 am - 8:59 pmSYD-DCA
25h 44m1 stop
$878Qantas Airways
Find Deal
Tue, Dec 3 - Thu, Dec 5
1:41 pm - 6:35 amIAD-SYD
24h 54m2 stops
11:50 am - 10:33 pmSYD-IAD
26h 43m1 stop
$934American Airlines
Find Deal
Fri, Dec 6 - Fri, Feb 14
2:41 pm - 6:35 amDCA-SYD
23h 54m2 stops
11:50 am - 5:59 pmSYD-DCA
22h 09m2 stops
$934American Airlines
Find Deal
Fri, Dec 6 - Fri, Feb 14
5:56 pm - 9:35 amIAD-SYD
47h 39m2 stops
11:20 am - 11:31 amSYD-IAD
40h 11m3 stops
$1,344Air Canada
Find Deal
Sat, Dec 7 - Fri, Mar 7
8:29 am - 6:55 amIAD-SYD
30h 26m2 stops
4:00 pm - 8:03 amSYD-IAD
32h 03m2 stops
$1,467Air Canada
Find Deal
Tue, Dec 3 - Sat, Dec 7
4:10 pm - 9:15 amIAD-SYD
25h 05m1 stop
12:10 pm - 4:15 pmSYD-IAD
20h 05m1 stop
$1,908United Airlines
Find Deal
Thu, Dec 5 - Sat, Dec 21
5:55 pm - 9:05 amBWI-SYD
23h 10m1 stop
11:50 am - 11:59 pmSYD-BWI
28h 09m1 stop
$1,908United Airlines
Find Deal
Thu, Dec 5 - Sat, Dec 21
9:49 am - 8:35 amDCA-SYD
30h 46m2 stops
11:05 am - 10:19 pmSYD-DCA
27h 14m2 stops
$1,922Delta
Find Deal
Fri, Dec 6 - Fri, Jan 10
9:59 am - 8:35 amBWI-SYD
30h 36m2 stops
11:05 am - 8:07 pmSYD-BWI
25h 02m2 stops
$2,032Delta
Find Deal
Fri, Dec 6 - Fri, Dec 20

Qantas Airways flights from Washington, D.C. to Sydney

Our best Qantas Airways deals on Washington, D.C. to Sydney flight tickets
Qantas Airways
Feb 10
DCA5:32 pmWashington, D.C. Reagan-National
44h 38m
1 stop
SYD6:10 amSydney Kingsford Smith
Feb 19
SYD6:05 amSydney Kingsford Smith
23h 42m
2 stops
DCA1:47 pmWashington, D.C. Reagan-National
Qantas Airways
Feb 12
DCA5:32 pmWashington, D.C. Reagan-National
44h 38m
1 stop
SYD6:10 amSydney Kingsford Smith
Feb 18
SYD5:35 pmSydney Kingsford Smith
36h 12m
2 stops
DCA1:47 pmWashington, D.C. Reagan-National
Qantas Airways
Jan 17
DCA5:12 pmWashington, D.C. Reagan-National
35h 53m
2 stops
SYD9:05 pmSydney Kingsford Smith
Jan 28
SYD9:25 pmSydney Kingsford Smith
35h 07m
1 stop
DCA4:32 pmWashington, D.C. Reagan-National

American Airlines flights from Washington, D.C. to Sydney

Our best American Airlines deals on Washington, D.C. to Sydney flight tickets
American Airlines
Feb 13
IAD6:12 amWashington, D.C. Dulles Intl
32h 23m
1 stop
SYD6:35 amSydney Kingsford Smith
Mar 1
SYD11:50 amSydney Kingsford Smith
26h 43m
1 stop
IAD10:33 pmWashington, D.C. Dulles Intl
American Airlines
May 15
IAD5:26 pmWashington, D.C. Dulles Intl
23h 29m
1 stop
SYD6:55 amSydney Kingsford Smith
Jun 3
SYD10:25 amSydney Kingsford Smith
28h 06m
1 stop
IAD12:31 amWashington, D.C. Dulles Intl
American Airlines
Feb 28
DCA1:55 pmWashington, D.C. Reagan-National
25h 30m
2 stops
SYD7:25 amSydney Kingsford Smith
Mar 15
SYD11:50 amSydney Kingsford Smith
22h 05m
2 stops
DCA6:55 pmWashington, D.C. Reagan-National

See travel insights to Sydney from

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

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 Washington, D.C. and Sydney?

What is the cheapest month to fly to Sydney?

In general, February is the cheapest month to fly from Washington, D.C. to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,091. If you are unable to visit Sydney during the month of February, then departing from Washington, D.C. during the month March is also very affordable. Most momondo users find prices during this month for around $1,139.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Washington, D.C. to Sydney is on a Tuesday when prices can be found for as low as $1,385. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $1,507.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is at noon. momondo users have found flights departing from Washington, D.C. to Sydney at noon for as low as $1,262. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the evening, with an average ticket price of $1,466. Departure times in the evening 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 Sydney?

The ideal time to book your flight to Sydney is 48 days in advance when prices tend to average $1,411. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Washington, D.C. for as low as $1,016 on momondo.

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

You could potentially save up to 3% on your flight if you consider stops on a Washington, D.C. to Sydney flight.

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

As of December 2024, prices for Washington, D.C. to Sydney flights are approximately 42% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Sydney

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

Cheap Washington, D.C. to Sydney (WAS to SYD) flight deals and tips

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

Best Price Found

$441

Fastest flight time

21h 38m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from Washington, D.C. in the past 72 hours is $441. The best round-trip flight deal from Washington, D.C. to Sydney found on momondo in the last 72 hours is $790.
The fastest flight from Washington, D.C. to Sydney takes 21h 38m
There are no direct flights from Washington, D.C. to Sydney. Popular non-direct routes for this connection are Washington, D.C. Reagan-National Airport - Sydney Kingsford Smith Airport and Washington, D.C. Dulles Intl Airport - Sydney Kingsford Smith Airport.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

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

    A flight from Washington, D.C. to Sydney Kingsford Smith will travel around 9755.6 mi. 21h 38m is a normal flight duration for this route.

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

    Prices for flights from Washington, D.C. to Sydney Kingsford Smith Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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


Best airlines flying from Washington, D.C. to Sydney

Compare and see reviews for airlines that fly from Washington, D.C. to Sydney with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $641Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Qantas AirwaysPriceFrom $833Free CancellationRating
7.6
810 reviews
Search Qantas Airways flights
DeltaPriceFrom $848Free CancellationRating
8.0
8,698 reviews
Search Delta flights
Air CanadaPriceFrom $855Free CancellationRating
7.0
8,296 reviews
Search Air Canada flights
United AirlinesPriceFrom $990Free CancellationRating
7.4
9,141 reviews
Search United Airlines flights
Air New ZealandPriceFrom $1,340Free CancellationRating
8.0
523 reviews
Search Air New Zealand flights
ANAPriceFrom $1,667Free CancellationRating
8.4
830 reviews
Search ANA flights

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Washington, D.C. to Sydney flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Sydney from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Washington, D.C. to Sydney flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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