Which layover airport has the shortest connection time from Washington, D.C. Reagan-National Airport to Sydney?

Houston (IAH) has the shortest average layover time for this route: 1h 58m.

Which layover airport has the shortest travel time from Washington, D.C. Reagan-National Airport to Sydney?

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 22h 55m.

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Sydney Kingsford Smith?

Alaska Airlines is the most popular carrier operating from Washington, D.C. Reagan-National to Sydney Kingsford Smith

Which layover airport offers the lowest fares from Washington, D.C. Reagan-National Airport to Sydney?

Flights via Los Angeles (LAX) offer the lowest average round-trip price of $1,462.

Which airport is the most popular layover for flights between Washington, D.C. Reagan-National Airport and Sydney?

Dallas (DFW) was the most common stop: 56% of momondo users choosing 1-stop flights on this route connected there.

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

As of June 2026, there are 2 operators available to choose from for flights 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.

$656 Cheap Flights from Washington, D.C. Reagan-National Airport to Sydney in 2026

Q: What is the typical price of a round-trip flight between Washington, D.C. Reagan-National Airport and Sydney?

Prices are currently low for flights on this route. Typical prices usually range from $1,540 to $1,436. The lowest price recently found on this route was $1,476.

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:00 am - 9:35 am

DCA

SYD

30h 35m

2 stops

11:20 am - 9:00 pm

SYD

DCA

25h 40m

2 stops

$1,476Air Canada

Th. 4, Thg. 11 4 - Th. 4, Thg. 11 18

11:00 am - 9:35 am

DCA

SYD

30h 35m

2 stops

11:20 am - 10:21 am

SYD

DCA

39h 01m

2 stops

$1,480Air Canada

CN, Thg. 11 1 - Th. 4, Thg. 11 11

12:40 pm - 7:20 am

DCA

SYD

52h 40m

2 stops

9:20 am - 12:00 pm

SYD

DCA

40h 40m

2 stops

$1,483Air Canada

CN, Thg. 8 2 - CN, Thg. 8 16

12:40 pm - 7:20 am

DCA

SYD

52h 40m

2 stops

9:20 am - 12:00 pm

SYD

DCA

40h 40m

2 stops

$1,484Air Canada

CN, Thg. 8 2 - CN, Thg. 8 16

6:59 am - 9:35 am

DCA

SYD

34h 36m

2 stops

11:20 am - 10:21 am

SYD

DCA

39h 01m

2 stops

$1,485Air Canada

Th. 4, Thg. 11 4 - Th. 4, Thg. 11 18

6:58 pm - 11:50 am

DCA

SYD

26h 52m

2 stops

1:15 pm - 10:58 pm

SYD

DCA

23h 43m

2 stops

$1,486Fiji Airways

Th. 7, Thg. 8 22 - Th. 7, Thg. 8 29

6:58 pm - 11:50 am

DCA

SYD

26h 52m

2 stops

1:15 pm - 10:58 pm

SYD

DCA

23h 43m

2 stops

$1,487Fiji Airways

Th. 7, Thg. 8 22 - Th. 7, Thg. 8 29

11:00 am - 9:35 am

DCA

SYD

30h 35m

3 stops

11:20 am - 9:00 pm

SYD

DCA

25h 40m

2 stops

$1,488Air Canada

Th. 3, Thg. 11 10 - CN, Thg. 11 22

6:59 pm - 6:50 pm

DCA

SYD

33h 51m

2 stops

8:45 pm - 8:00 pm

SYD

DCA

37h 15m

2 stops

$1,492Multiple Airlines

Th. 3, Thg. 8 25 - Th. 5, Thg. 9 10

4:20 pm - 7:20 am

DCA

SYD

25h 00m

2 stops

9:20 am - 10:34 pm

SYD

DCA

27h 14m

2 stops

$1,496Air Canada

Th. 3, Thg. 9 15 - Th. 3, Thg. 9 29

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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

Aug 16

DCA7:48 amWashington, D.C. Reagan-National

34h 57m

2 stops

SYD8:45 amSydney Kingsford Smith

Sep 6

SYD10:20 amSydney Kingsford Smith

26h 10m

1 stop

DCA10:30 pmWashington, D.C. Reagan-National

$1,607

Air New Zealand

Sep 1

DCA5:45 pmWashington, D.C. Reagan-National

23h 10m

1 stop

SYD6:55 amSydney Kingsford Smith

Sep 8

SYD7:20 pmSydney Kingsford Smith

42h 39m

2 stops

DCA11:59 pmWashington, D.C. Reagan-National

$1,626

Air New Zealand

Aug 24

DCA2:40 pmWashington, D.C. Reagan-National

28h 05m

2 stops

SYD8:45 amSydney Kingsford Smith

Aug 31

SYD9:55 amSydney Kingsford Smith

26h 18m

2 stops

DCA10:13 pmWashington, D.C. Reagan-National

$1,634

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

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Sydney flight tickets

Air Canada

Aug 2

DCA12:40 pmWashington, D.C. Reagan-National

52h 40m

2 stops

SYD7:20 amSydney Kingsford Smith

Aug 16

SYD9:20 amSydney Kingsford Smith

40h 40m

2 stops

DCA12:00 pmWashington, D.C. Reagan-National

$1,483

Air Canada

Aug 2

DCA12:40 pmWashington, D.C. Reagan-National

52h 40m

2 stops

SYD7:20 amSydney Kingsford Smith

Aug 16

SYD9:20 amSydney Kingsford Smith

40h 40m

2 stops

DCA12:00 pmWashington, D.C. Reagan-National

$1,484

Air Canada

Jun 16

DCA8:40 pmWashington, D.C. Reagan-National

44h 40m

2 stops

SYD7:20 amSydney Kingsford Smith

Jul 14

SYD9:20 amSydney Kingsford Smith

40h 40m

2 stops

DCA12:00 pmWashington, D.C. Reagan-National

$1,491

momondo Fare Finder

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

Th. 4 11/4

11:00 am-9:35 am

2 stops30h 35m

Sydney Kingsford Smith

Th. 4 11/18

11:20 am-9:00 pm

2 stops25h 40m

$1,476

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

CN 11/1

11:00 am-9:35 am

2 stops30h 35m

Sydney Kingsford Smith

Th. 4 11/11

11:20 am-10:21 am

2 stops39h 01m

$1,480

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

CN 8/2

12:40 pm-7:20 am

2 stops52h 40m

Sydney Kingsford Smith

CN 8/16

9:20 am-12:00 pm

2 stops40h 40m

$1,483

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

CN 8/2

12:40 pm-7:20 am

2 stops52h 40m

Sydney Kingsford Smith

CN 8/16

9:20 am-12:00 pm

2 stops40h 40m

$1,484

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Th. 4 11/4

6:59 am-9:35 am

2 stops34h 36m

Sydney Kingsford Smith

Th. 4 11/18

11:20 am-10:21 am

2 stops39h 01m

$1,485

Quickest round-trip

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Th. 7 8/22

6:58 pm-11:50 am

2 stops26h 52m

Sydney Kingsford Smith

Th. 7 8/29

1:15 pm-10:58 pm

2 stops23h 43m

$1,486

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Th. 7 8/22

6:58 pm-11:50 am

2 stops26h 52m

Sydney Kingsford Smith

Th. 7 8/29

1:15 pm-10:58 pm

2 stops23h 43m

$1,487

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Th. 3 11/10

11:00 am-9:35 am

3 stops30h 35m

Sydney Kingsford Smith

CN 11/22

11:20 am-9:00 pm

2 stops25h 40m

$1,488

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Th. 3 8/25

6:59 pm-6:50 pm

2 stops33h 51m

Sydney Kingsford Smith

Th. 5 9/10

8:45 pm-8:00 pm

2 stops37h 15m

$1,492

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Th. 3 9/15

4:20 pm-7:20 am

2 stops25h 00m

Sydney Kingsford Smith

Th. 3 9/29

9:20 am-10:34 pm

2 stops27h 14m

$1,496

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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, July 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 $865. If you are unable to visit Sydney during the month of July, then departing from Washington, D.C. Reagan-National Airport during the month February is also very affordable. Most momondo users find prices during this month for around $980.

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

You could potentially save up to 50% 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	26h 55m
Direct flights	None

The fastest flight from Washington, D.C. Reagan-National Airport to Sydney takes 26h 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 26h 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?
As of June 2026, there are 2 operators available to choose from 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?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. Reagan-National Airport to Sydney is American Airlines, representing 60% of all bookings. The subsequent popular airline is Qantas Airways at 40%.

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 Airlines	PriceFrom $836	Free Cancellation	Rating 7.1 11,645 reviews		Search American Airlines flights
Qantas Airways	PriceFrom $1,048	Free Cancellation	Rating 7.5 1,045 reviews		Search Qantas Airways flights

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Swansea

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

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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.

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

Price alerts on flights to Sydney from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Sydney flight tickets

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Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Sydney that are best for you.

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

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?

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

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Sydney Kingsford Smith?

Which airport is the most popular layover for flights between Washington, D.C. Reagan-National Airport and Sydney?

Which layover airport offers the lowest fares from Washington, D.C. Reagan-National Airport to Sydney?

Which layover airport has the shortest travel time from Washington, D.C. Reagan-National Airport to Sydney?

Which layover airport has the shortest connection time from Washington, D.C. Reagan-National Airport to Sydney?

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

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

Direct flights

Frequently asked questions about flying 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

Traveling to a place near Sydney?

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