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Cheap flights from Washington, D.C. Reagan-National Airport to Sydney from $559

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. Reagan-National Airport to Sydney departing on 8/28. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Reagan-National Airport to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:30 am - 7:30 am
DCA
-
SYD
31h 00m
1 stop
Multiple Airlines Logo
2:55 pm - 8:00 pm
SYD
-
DCA
45h 05m
2 stops
$1,375Multiple Airlines
Fri, Oct 23 - Fri, Nov 13
Multiple Airlines Logo
9:30 am - 7:30 am
DCA
-
SYD
32h 00m
1 stop
Multiple Airlines Logo
1:15 pm - 8:00 pm
SYD
-
DCA
44h 45m
2 stops
$1,395Multiple Airlines
Tue, Aug 25 - Tue, Sep 8
Multiple Airlines Logo
9:30 am - 7:30 am
DCA
-
SYD
32h 00m
1 stop
Multiple Airlines Logo
1:15 pm - 8:00 pm
SYD
-
DCA
44h 45m
2 stops
$1,396Multiple Airlines
Tue, Aug 25 - Tue, Sep 8
Multiple Airlines Logo
9:30 am - 7:30 am
DCA
-
SYD
32h 00m
1 stop
Multiple Airlines Logo
1:15 pm - 8:00 pm
SYD
-
DCA
44h 45m
2 stops
$1,397Multiple Airlines
Thu, Sep 17 - Thu, Oct 1
Multiple Airlines Logo
9:30 am - 7:30 am
DCA
-
SYD
32h 00m
1 stop
Multiple Airlines Logo
1:15 pm - 8:00 pm
SYD
-
DCA
44h 45m
2 stops
$1,440Multiple Airlines
Thu, Aug 20 - Fri, Sep 4
Fiji Airways Logo
6:57 pm - 11:50 am
DCA
-
SYD
26h 53m
2 stops
Fiji Airways Logo
1:15 pm - 10:59 pm
SYD
-
DCA
23h 44m
2 stops
$1,485Fiji Airways
Sat, Aug 22 - Sat, Aug 29
Fiji Airways Logo
6:57 pm - 11:50 am
DCA
-
SYD
26h 53m
2 stops
Fiji Airways Logo
1:15 pm - 10:59 pm
SYD
-
DCA
23h 44m
2 stops
$1,486Fiji Airways
Sat, Aug 22 - Sat, Aug 29
Multiple Airlines Logo
9:59 am - 7:30 am
DCA
-
SYD
31h 31m
1 stop
Multiple Airlines Logo
1:15 pm - 8:00 pm
SYD
-
DCA
44h 45m
2 stops
$1,490Multiple Airlines
Tue, Jul 28 - Mon, Aug 17
Multiple Airlines Logo
9:59 am - 7:30 am
DCA
-
SYD
31h 31m
1 stop
Multiple Airlines Logo
2:00 pm - 9:00 pm
SYD
-
DCA
46h 00m
2 stops
$1,494Multiple Airlines
Mon, Aug 3 - Sat, Oct 31
Multiple Airlines Logo
9:59 am - 7:30 am
DCA
-
SYD
31h 31m
1 stop
Multiple Airlines Logo
1:15 pm - 8:00 pm
SYD
-
DCA
44h 45m
2 stops
$1,505Multiple Airlines
Wed, Aug 5 - Wed, Aug 12

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Fiji Airways flights from Washington, D.C. Reagan-National Airport to Sydney

Our best Fiji Airways deals on Washington, D.C. Reagan-National Airport to Sydney flight tickets
Fiji Airways
Aug 22
DCA6:57 pmWashington, D.C. Reagan-National
26h 53m
2 stops
SYD11:50 amSydney Kingsford Smith
Aug 29
SYD1:15 pmSydney Kingsford Smith
23h 44m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$1,485
Fiji Airways
Aug 22
DCA6:57 pmWashington, D.C. Reagan-National
26h 53m
2 stops
SYD11:50 amSydney Kingsford Smith
Aug 29
SYD1:15 pmSydney Kingsford Smith
23h 44m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$1,486

Air New Zealand flights from Washington, D.C. Reagan-National Airport to Sydney

Our best Air New Zealand deals on Washington, D.C. Reagan-National Airport to Sydney flight tickets
Air New Zealand
Jun 3
DCA7:55 amWashington, D.C. Reagan-National
34h 50m
2 stops
SYD8:45 amSydney Kingsford Smith
Jun 10
SYD9:55 amSydney Kingsford Smith
26h 20m
2 stops
DCA10:15 pmWashington, D.C. Reagan-National
$1,624
Air New Zealand
Jul 29
DCA7:55 amWashington, D.C. Reagan-National
33h 00m
1 stop
SYD6:55 amSydney Kingsford Smith
Aug 19
SYD11:55 amSydney Kingsford Smith
24h 13m
2 stops
DCA10:08 pmWashington, D.C. Reagan-National
$1,625
Air New Zealand
Aug 17
DCA6:00 pmWashington, D.C. Reagan-National
22h 55m
1 stop
SYD6:55 amSydney Kingsford Smith
Aug 26
SYD11:55 amSydney Kingsford Smith
24h 13m
2 stops
DCA10:08 pmWashington, D.C. Reagan-National
$1,654

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Sydney 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 832,500 searches. Data last updated May 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Fri 10/23

9:30 am-7:30 am

1 stop31h 00m

Sydney Kingsford Smith

Fri 11/13

2:55 pm-8:00 pm

2 stops45h 05m

$1,375

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Tue 8/25

9:30 am-7:30 am

1 stop32h 00m

Sydney Kingsford Smith

Tue 9/8

1:15 pm-8:00 pm

2 stops44h 45m

$1,395

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Tue 8/25

9:30 am-7:30 am

1 stop32h 00m

Sydney Kingsford Smith

Tue 9/8

1:15 pm-8:00 pm

2 stops44h 45m

$1,396

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Thu 9/17

9:30 am-7:30 am

1 stop32h 00m

Sydney Kingsford Smith

Thu 10/1

1:15 pm-8:00 pm

2 stops44h 45m

$1,397

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Thu 8/20

9:30 am-7:30 am

1 stop32h 00m

Sydney Kingsford Smith

Fri 9/4

1:15 pm-8:00 pm

2 stops44h 45m

$1,440
Quickest round-trip

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sat 8/22

6:57 pm-11:50 am

2 stops26h 53m

Sydney Kingsford Smith

Sat 8/29

1:15 pm-10:59 pm

2 stops23h 44m

$1,485

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sat 8/22

6:57 pm-11:50 am

2 stops26h 53m

Sydney Kingsford Smith

Sat 8/29

1:15 pm-10:59 pm

2 stops23h 44m

$1,486

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Tue 7/28

9:59 am-7:30 am

1 stop31h 31m

Sydney Kingsford Smith

Mon 8/17

1:15 pm-8:00 pm

2 stops44h 45m

$1,490

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 8/3

9:59 am-7:30 am

1 stop31h 31m

Sydney Kingsford Smith

Sat 10/31

2:00 pm-9:00 pm

2 stops46h 00m

$1,494

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Wed 8/5

9:59 am-7:30 am

1 stop31h 31m

Sydney Kingsford Smith

Wed 8/12

1:15 pm-8:00 pm

2 stops44h 45m

$1,505

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport 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. Reagan-National Airport and Sydney?

What is the cheapest month to fly to Sydney?

In general, February is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $980. If you are unable to visit Sydney during the month of February, then departing from Washington, D.C. Reagan-National Airport during the month July is also very affordable. Most momondo users find prices during this month for around $1,249.

Can stopping save me money on Washington, D.C. Reagan-National Airport to Sydney flights?

You could potentially save up to 47% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Sydney flight.

When to book flights from Washington, D.C. Reagan-National Airport to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport 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. Reagan-National Airport to Sydney (DCA to SYD) flight deals and tips

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

Fastest flight time

22h 55m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Sydney takes 22h 55m
There are no direct flights from Washington, D.C. Reagan-National Airport to Sydney. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Sydney.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Sydney

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

    The straight-line distance from Washington, D.C. Reagan-National to Sydney Kingsford Smith is 9755.0 mi. In terms of flight time, this usually takes a little over 22h 55m.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Sydney Kingsford Smith Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport 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. Reagan-National Airport to Sydney?

Best airlines flying from Washington, D.C. Reagan-National Airport to Sydney

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Sydney with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $836Free CancellationRating
7.1
11,668 reviews
Search American Airlines flights
Qantas AirwaysPriceFrom $1,032Free CancellationRating
7.5
1,030 reviews
Search Qantas Airways flights

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Charlestown
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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Sydney. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Sydney from Washington, D.C. with this policy.

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.

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