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

Turkish Airlines and Alaska Airlines are the most popular carriers operating from District of Columbia to Sydney Kingsford Smith

What airlines fly to Sydney?

United Airlines, Qantas Airways and American Airlines are the top three most popular airlines that fly to Sydney from District of Columbia according to our data. United Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 6 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

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 are refreshed on a daily basis.

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

As of June 2026, there are 6 operators available to choose from for flights from District of Columbia to Sydney Kingsford Smith Airport.

How old do you have to be to fly from District of Columbia 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 District of Columbia 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.

$584 Cheap Flights from District of Columbia to Sydney in 2026

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Find the cheapest flights from District of Columbia to Sydney

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:17 am - 11:50 am

IAD

SYD

34h 33m

3 stops

1:15 pm - 4:40 pm

SYD

IAD

41h 25m

3 stops

$1,257Multiple Airlines

Fri, Jul 3 - Mon, Jul 20

9:55 am - 11:50 am

IAD

SYD

35h 55m

3 stops

6:00 am - 6:33 pm

SYD

IAD

50h 33m

3 stops

$1,264Multiple Airlines

Tue, Jun 30 - Sun, Jul 5

9:55 am - 11:50 am

IAD

SYD

35h 55m

3 stops

1:15 pm - 12:47 pm

SYD

IAD

37h 32m

3 stops

$1,282Multiple Airlines

Wed, Jul 1 - Wed, Jul 8

9:35 am - 11:50 am

IAD

SYD

36h 15m

3 stops

1:15 pm - 12:47 pm

SYD

IAD

37h 32m

3 stops

$1,290Multiple Airlines

Sat, Jul 4 - Sat, Jul 11

9:45 am - 7:20 am

IAD

SYD

31h 35m

2 stops

10:20 am - 7:00 pm

SYD

IAD

23h 40m

2 stops

$1,292Air Canada

Tue, Sep 22 - Sun, Oct 4

9:07 am - 7:20 am

IAD

SYD

32h 13m

2 stops

10:20 am - 7:43 am

SYD

IAD

36h 23m

2 stops

$1,295Air Canada

Tue, Sep 22 - Tue, Oct 6

12:40 pm - 7:20 am

DCA

SYD

52h 40m

2 stops

9:20 am - 12:00 pm

SYD

DCA

40h 40m

2 stops

$1,295Air Canada

Sun, Aug 2 - Sun, Aug 16

9:55 am - 8:20 am

IAD

SYD

31h 25m

2 stops

11:20 am - 8:23 pm

SYD

IAD

25h 03m

2 stops

$1,297Air Canada

Tue, Oct 20 - Tue, Feb 23

5:16 pm - 7:05 am

DCA

SYD

23h 49m

1 stop

12:00 pm - 11:00 pm

SYD

DCA

25h 00m

1 stop

$1,311Qantas Airways

Wed, Jul 1 - Wed, Jul 8

6:55 pm - 6:55 am

DCA

SYD

22h 00m

1 stop

1:05 pm - 9:30 pm

SYD

DCA

23h 25m

1 stop

$1,312Qantas Airways

Tue, Jul 28 - Tue, Oct 27

Air Canada flights from District of Columbia to Sydney

Our best Air Canada deals on District of Columbia to Sydney flight tickets

Air Canada

Sep 22

IAD9:45 amWashington, D.C. Dulles Intl

31h 35m

2 stops

SYD7:20 amSydney Kingsford Smith

Oct 4

SYD10:20 amSydney Kingsford Smith

23h 40m

2 stops

IAD7:00 pmWashington, D.C. Dulles Intl

$1,292

Air Canada

Jun 10

IAD8:18 amWashington, D.C. Dulles Intl

33h 02m

2 stops

SYD7:20 amSydney Kingsford Smith

Jul 5

SYD9:20 amSydney Kingsford Smith

36h 24m

2 stops

IAD7:44 amWashington, D.C. Dulles Intl

$1,295

Air Canada

Oct 20

IAD9:55 amWashington, D.C. Dulles Intl

31h 25m

2 stops

SYD8:20 amSydney Kingsford Smith

Feb 23

SYD11:20 amSydney Kingsford Smith

25h 03m

2 stops

IAD8:23 pmWashington, D.C. Dulles Intl

$1,297

Qantas Airways flights from District of Columbia to Sydney

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

Qantas Airways

Jul 1

DCA5:16 pmWashington, D.C. Reagan-National

23h 49m

1 stop

SYD7:05 amSydney Kingsford Smith

Jul 8

SYD12:00 pmSydney Kingsford Smith

25h 00m

1 stop

DCA11:00 pmWashington, D.C. Reagan-National

$1,311

Qantas Airways

Aug 17

IAD2:53 pmWashington, D.C. Dulles Intl

26h 02m

1 stop

SYD6:55 amSydney Kingsford Smith

Aug 26

SYD12:00 pmSydney Kingsford Smith

20h 27m

1 stop

IAD6:27 pmWashington, D.C. Dulles Intl

$1,312

Qantas Airways

Oct 2

DCA5:35 pmWashington, D.C. Reagan-National

23h 30m

1 stop

SYD7:05 amSydney Kingsford Smith

Oct 12

SYD1:00 pmSydney Kingsford Smith

25h 00m

1 stop

DCA11:00 pmWashington, D.C. Reagan-National

$1,356

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 round-trip

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Fri 7/3

11:17 am-11:50 am

3 stops34h 33m

Sydney Kingsford Smith

Mon 7/20

1:15 pm-4:40 pm

3 stops41h 25m

$1,257

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 6/30

9:55 am-11:50 am

3 stops35h 55m

Sydney Kingsford Smith

Sun 7/5

6:00 am-6:33 pm

3 stops50h 33m

$1,264

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Wed 7/1

9:55 am-11:50 am

3 stops35h 55m

Sydney Kingsford Smith

Wed 7/8

1:15 pm-12:47 pm

3 stops37h 32m

$1,282

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Sat 7/4

9:35 am-11:50 am

3 stops36h 15m

Sydney Kingsford Smith

Sat 7/11

1:15 pm-12:47 pm

3 stops37h 32m

$1,290

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 9/22

9:45 am-7:20 am

2 stops31h 35m

Sydney Kingsford Smith

Sun 10/4

10:20 am-7:00 pm

2 stops23h 40m

$1,292

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 9/22

9:07 am-7:20 am

2 stops32h 13m

Sydney Kingsford Smith

Tue 10/6

10:20 am-7:43 am

2 stops36h 23m

$1,295

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 8/2

12:40 pm-7:20 am

2 stops52h 40m

Sydney Kingsford Smith

Sun 8/16

9:20 am-12:00 pm

2 stops40h 40m

$1,295

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 10/20

9:55 am-8:20 am

2 stops31h 25m

Sydney Kingsford Smith

Tue 2/23

11:20 am-8:23 pm

2 stops25h 03m

$1,297

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Wed 7/1

5:16 pm-7:05 am

1 stop23h 49m

Sydney Kingsford Smith

Wed 7/8

12:00 pm-11:00 pm

1 stop25h 00m

$1,311

Quickest round-trip

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Tue 7/28

6:55 pm-6:55 am

1 stop22h 00m

Sydney Kingsford Smith

Tue 10/27

1:05 pm-9:30 pm

1 stop23h 25m

$1,312

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 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?

In general, August is the cheapest month to fly from District of Columbia to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $78. If you are unable to visit Sydney during the month of August, then departing from District of Columbia during the month July is also very affordable. Most momondo users find prices during this month for around $137.

How far in advance should I book a flight from District of Columbia 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 $1,644 when searching weeks out. 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 $778 on momondo.

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

You could potentially save up to 42% 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	23h 04m
Direct flights	None

The fastest flight from District of Columbia to Sydney takes 23h 04m

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

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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 are refreshed on a daily basis.
How many operators does momondo search for flights from District of Columbia to Sydney Kingsford Smith Airport?
As of June 2026, there are 6 operators available to choose from for flights from District of Columbia to Sydney Kingsford Smith Airport.
How old do you have to be to fly from District of Columbia 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 District of Columbia 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.

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
Delta	PriceFrom $276	Free Cancellation	Rating 7.9 8,397 reviews	Search Delta flights
United Airlines	PriceFrom $377	Free Cancellation	Rating 7.4 9,779 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $787	Free Cancellation	Rating 7.5 1,042 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $836	Free Cancellation	Rating 7.1 11,638 reviews	Search American Airlines flights
Air Canada	PriceFrom $841	Free Cancellation	Rating 7.1 11,120 reviews	Search Air Canada flights
Air New Zealand	PriceFrom $1,285	Free Cancellation	Rating 8.0 645 reviews	Search Air New Zealand flights

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Why use momondo?

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

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

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

All flight searches from District of Columbia to Sydney on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from District of Columbia to Sydney.

I’m not ready to book a flight from District of Columbia to Sydney right now. Can momondo alert me if prices change?

If you are not ready to book a flight from District of Columbia to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.

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Cheap flights from District of Columbia to Sydney from $584

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Sydney departing on 8/30. 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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Air Canada flights from District of Columbia to Sydney

Our best Air Canada deals on District of Columbia to Sydney flight tickets

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

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

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How to get the cheapest flight ticket from District of Columbia to Sydney

What is the cheapest month to fly to Sydney?

How far in advance should I book a flight from District of Columbia to Sydney?

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

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

What airlines fly to Sydney?

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

Direct flights

Frequently asked questions about flying from District of Columbia to Sydney

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

Traveling to a place near Sydney?

Why use momondo?

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

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List of cabin classes available on flights landing in Sydney. Availability may vary depending on flight origin and airline.

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