What is the cheapest airline that flies from District of Columbia to Sydney Kingsford Smith?

Alaska Airlines is the most popular carrier operating from District of Columbia to Sydney Kingsford Smith

When did momondo last update prices for flights from District of Columbia to Sydney Kingsford Smith Airport?

Prices for flights from District of Columbia to Sydney Kingsford Smith Airport were last updated today.

How many operators does momondo search for flights from District of Columbia to Sydney Kingsford Smith Airport?

There is 1 operator available for flights from District of Columbia to Sydney Kingsford Smith Airport as of April 2026.

How old do you have to be to fly from District of Columbia to Sydney Kingsford Smith 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 District of Columbia to Sydney Kingsford Smith Airport.

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

The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$702 Cheap Flights from District of Columbia to Sydney in 2026

1 adult

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Find the cheapest flights from District of Columbia to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

17:16 - 07:30

DCA

SYD

24h 14m

1 stop

12:00 - 18:59

SYD

DCA

20h 59m

1 stop

$1,614Qantas Airways

Mon, 1 Jun - Sat, 25 Jul

17:30 - 07:05

DCA

SYD

23h 35m

1 stop

12:00 - 19:13

SYD

DCA

21h 13m

1 stop

$1,634Qantas Airways

Fri, 21 Aug - Fri, 28 Aug

18:41 - 06:55

IAD

SYD

22h 14m

1 stop

12:00 - 22:47

SYD

IAD

24h 47m

1 stop

$1,637Qantas Airways

Tue, 8 Sep - Wed, 30 Sep

17:30 - 07:30

DCA

SYD

24h 00m

1 stop

12:00 - 23:00

SYD

DCA

25h 00m

1 stop

$1,637Qantas Airways

Sat, 15 Aug - Mon, 24 Aug

17:30 - 07:30

DCA

SYD

24h 00m

1 stop

09:10 - 20:00

SYD

DCA

24h 50m

1 stop

$1,656Multiple Airlines

Sat, 22 Aug - Thu, 3 Sep

17:30 - 08:05

DCA

SYD

23h 35m

1 stop

13:00 - 21:30

SYD

DCA

23h 30m

1 stop

$1,668Qantas Airways

Sat, 3 Oct - Sat, 24 Oct

17:59 - 06:55

IAD

SYD

22h 56m

1 stop

12:00 - 23:26

SYD

IAD

25h 26m

1 stop

$1,669Qantas Airways

Tue, 5 May - Sat, 9 May

17:16 - 07:30

DCA

SYD

24h 14m

1 stop

12:00 - 23:00

SYD

DCA

25h 00m

1 stop

$1,669Qantas Airways

Wed, 3 Jun - Wed, 10 Jun

11:59 - 06:55

IAD

SYD

28h 56m

1 stop

12:00 - 22:47

SYD

IAD

24h 47m

1 stop

$1,671Qantas Airways

Wed, 3 Jun - Wed, 10 Jun

18:55 - 06:55

DCA

SYD

22h 00m

1 stop

09:10 - 20:00

SYD

DCA

24h 50m

1 stop

$1,687Multiple Airlines

Sat, 20 Jun - Sat, 18 Jul

Qantas Airways flights from District of Columbia to Sydney

Our best Qantas Airways deals on District of Columbia to Sydney flight tickets

Qantas Airways

1 June

DCA17:16Washington, D.C. Reagan-National

24h 14m

1 stop

SYD07:30Sydney Kingsford Smith

23 July

SYD12:00Sydney Kingsford Smith

23h 30m

1 stop

DCA21:30Washington, D.C. Reagan-National

$1,614

Qantas Airways

21 Aug

DCA17:30Washington, D.C. Reagan-National

23h 35m

1 stop

SYD07:05Sydney Kingsford Smith

28 Aug

SYD12:00Sydney Kingsford Smith

21h 13m

1 stop

DCA19:13Washington, D.C. Reagan-National

$1,634

Qantas Airways

8 Sept

IAD18:41Washington, D.C. Dulles Intl

22h 14m

1 stop

SYD06:55Sydney Kingsford Smith

30 Sept

SYD12:00Sydney Kingsford Smith

24h 47m

1 stop

IAD22:47Washington, D.C. Dulles Intl

$1,637

Turkish Airlines flights from District of Columbia to Sydney

Our best Turkish Airlines deals on District of Columbia to Sydney flight tickets

Turkish Airlines

22 Apr

IAD21:45Washington, D.C. Dulles Intl

31h 25m

2 stops

SYD19:10Sydney Kingsford Smith

6 May

SYD21:05Sydney Kingsford Smith

52h 30m

2 stops

IAD11:35Washington, D.C. Dulles Intl

$1,856

Turkish Airlines

22 Apr

IAD13:20Washington, D.C. Dulles Intl

39h 50m

2 stops

SYD19:10Sydney Kingsford Smith

6 May

SYD21:05Sydney Kingsford Smith

52h 30m

2 stops

IAD11:35Washington, D.C. Dulles Intl

$1,888

Turkish Airlines

1 Sept

IAD13:20Washington, D.C. Dulles Intl

39h 50m

2 stops

SYD19:10Sydney Kingsford Smith

18 Dec

SYD21:45Sydney Kingsford Smith

54h 00m

2 stops

IAD11:45Washington, D.C. Dulles Intl

$1,898

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 1/6

17:16-07:30

1 stop24h 14m

Sydney Kingsford Smith

Sat 25/7

12:00-18:59

1 stop20h 59m

$1,614

Fastest return journey

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Fri 21/8

17:30-07:05

1 stop23h 35m

Sydney Kingsford Smith

Fri 28/8

12:00-19:13

1 stop21h 13m

$1,634

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 8/9

18:41-06:55

1 stop22h 14m

Sydney Kingsford Smith

Wed 30/9

12:00-22:47

1 stop24h 47m

$1,637

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sat 15/8

17:30-07:30

1 stop24h 00m

Sydney Kingsford Smith

Mon 24/8

12:00-23:00

1 stop25h 00m

$1,637

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sat 22/8

17:30-07:30

1 stop24h 00m

Sydney Kingsford Smith

Thu 3/9

09:10-20:00

1 stop24h 50m

$1,656

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sat 3/10

17:30-08:05

1 stop23h 35m

Sydney Kingsford Smith

Sat 24/10

13:00-21:30

1 stop23h 30m

$1,668

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 5/5

17:59-06:55

1 stop22h 56m

Sydney Kingsford Smith

Sat 9/5

12:00-23:26

1 stop25h 26m

$1,669

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Wed 3/6

17:16-07:30

1 stop24h 14m

Sydney Kingsford Smith

Wed 10/6

12:00-23:00

1 stop25h 00m

$1,669

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Wed 3/6

11:59-06:55

1 stop28h 56m

Sydney Kingsford Smith

Wed 10/6

12:00-22:47

1 stop24h 47m

$1,671

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sat 20/6

18:55-06:55

1 stop22h 00m

Sydney Kingsford Smith

Sat 18/7

09:10-20:00

1 stop24h 50m

$1,687

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from District of Columbia 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

What is the cheapest month to fly to Sydney?

The month of February is, on average, the cheapest month to fly to Sydney from District of Columbia, with most prices found around $1,830. If you aren’t able to travel to Sydney during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $1,835.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $2,277 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from District of Columbia for as low as $1,072 on momondo.

Can stopping save me money on District of Columbia to Sydney flights?

You could potentially save up to 47% on your flight if you consider stops on a District of Columbia to Sydney flight.

Cheap District of Columbia to Sydney flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Sydney

Fastest flight time	21h 31m
Direct flights	None

The fastest flight from District of Columbia to Sydney takes 21h 31m

There are no direct flights from District of Columbia to Sydney. There are no popular flight routes from District of Columbia to Sydney.

Search flight deals

Frequently asked questions about flying from District of Columbia to Sydney

When did momondo last update prices for flights from District of Columbia to Sydney Kingsford Smith Airport?
Prices for flights from District of Columbia to Sydney Kingsford Smith Airport were last updated today.
How many operators does momondo search for flights from District of Columbia to Sydney Kingsford Smith Airport?
There is 1 operator available for flights from District of Columbia to Sydney Kingsford Smith Airport as of April 2026.
How old do you have to be to fly from District of Columbia to Sydney Kingsford Smith 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 District of Columbia to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from District of Columbia to Sydney

Compare and see reviews for airlines that fly from District of Columbia to Sydney with momondo

Airline	Rating	Free cancellation	Price
United Airlines	PriceFrom $1,834	Free cancellation	Rating 7.4 9,574 reviews		Search United Airlines flights

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Manly

Coogee

Leura

Bondi Beach

Cronulla

Randwick

Charlestown

Newport

Swansea

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Sydney?

Finding the right flight to Sydney from District of Columbia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sydney quick and easy, saving you time and money.

Can I find flights from District of Columbia to Sydney with flexible booking policies on momondo?

momondo does allow users to show only those flights to Sydney from District of Columbia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from District of Columbia to Sydney?

Once you have performed a search for District of Columbia to Sydney 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 District of Columbia to Sydney right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Sydney from District of Columbia. 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.