Question 1

What is the cheapest flight from Washington, D.C. to Sydney?

Accepted Answer

In the last 3 days, the lowest price for a flight from Washington, D.C. to Sydney was $759 for a one-way ticket and $1,549 for a return. <a href='/flight-routes/Washington-D-C--WAS/Sydney-Kingsford-Smith-SYD'>Visit our flight page for the latest deals!>/a>

Question 2

Which airports will I be using when flying from Washington, D.C. to Sydney?

Accepted Answer

On your way to Sydney, you’ll fly out from one of these Washington, D.C. airports: Washington, D.C. Reagan-National or Washington, D.C. Dulles Intl. You’ll be landing at Sydney Kingsford Smith. <a href='/flight-routes/Washington-D-C--WAS/Sydney-Kingsford-Smith-SYD'>Visit our flight page for the latest deals!>/a>

Question 3

Which aircraft models fly most regularly from Washington, D.C. to Sydney?

Accepted Answer

We unfortunately don’t have that data for this specific route.

Question 4

Which airline alliances offer flights from Washington, D.C. to Sydney?

Accepted Answer

Star Alliance is the only airline alliance operating flights between Washington, D.C. and Sydney.

Question 5

What are the popular layovers for flights from Washington, D.C. to Sydney?

Accepted Answer

Airlines with stopover options on Washington, D.C. to Sydney route stop in one or more cities. However, flight routes and layover durations vary among airlines. For this reason, consider checking the flight route before booking to avoid extended layovers. Most airlines have a layover in major cities, including Dallas, San Francisco, Houston, Vancouver, Los Angeles, Honolulu, Tokyo, Seoul, Beijing, New Delhi, Abu Dhabi, Doha, and Dubai.

Question 6

What is the carry-on and checked luggage allowance for economy on cheap flights from Washington, D.C. to Sydney?

Accepted Answer

Your carry-on and checked luggage policy depends on your airline. For ANA, the maximum dimensions for your carry-on are 22 x 16 x 10 inches. You can also bring another bag weighing up to 50 lb. If you book Air New Zealand, your carry-on shouldn’t exceed 22 x 14 x 9 inches. Your additional bag should weigh 50 lb at most. However, your bags must fit in the overhead cabin or beneath your seat.

Question 7

What airlines offer sustainable travel from Washington, D.C. to Sydney?

Accepted Answer

Singapore Airlines offers an eco-friendly journey on this route. These airlines cut food waste to achieve net zero carbon emissions by 2050. Cathay Pacific is committed to ensuring a greener environment by using sustainable aviation fuel to lower its carbon footprint.

Question 8

What’s the best way to travel from SYD airport to downtown Sydney?

Accepted Answer

One way to travel from SYD airport to downtown Sydney is to take the T3 or T8 trains to arrive in the city in around 17 minutes. If you take the N20 or 438X buses, you get to the city in approximately 25 minutes. A taxi or rental car offers a quick journey, about 15 minutes to the city.

Question 9

What is the cheapest month to fly from Washington, D.C. to Sydney?

Accepted Answer

The cheapest month for flights from Washington, D.C. to Sydney is August, where tickets cost $109 (return) on average. On the other hand, the most expensive months are January and February, where the average cost of round-trip tickets is $525 and $497 respectively.

Question 10

What is the cheapest month to fly from Washington, D.C. to Sydney?

Accepted Answer

The cheapest month for flights from Washington, D.C. to Sydney is August, where tickets cost $109 (return) on average. On the other hand, the most expensive months are January and February, where the average cost of round-trip tickets is $525 and $497 respectively.

Question 11

How does KAYAK find such low prices on flights from Washington, D.C. to Sydney?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Sydney. <a href='/flight-routes/Washington-D-C--WAS/Sydney-Kingsford-Smith-SYD'>Visit our flight page for the latest deals!>/a>

Question 12

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Sydney?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sydney from Washington, D.C. is likely to change within 7 days, so travelers know whether to wait or book now. <a href='/flight-routes/Washington-D-C--WAS/Sydney-Kingsford-Smith-SYD'>Visit our flight page for the latest deals!>/a>

Question 13

What is the Hacker Fare option on flights from Washington, D.C. to Sydney?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Sydney with an airline and back to Washington, D.C. with another airline. <a href='/flight-routes/Washington-D-C--WAS/Sydney-Kingsford-Smith-SYD'>Visit our flight page for the latest deals!>/a>

Question 14

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Sydney?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sydney from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Washington-D-C--WAS/Sydney-Kingsford-Smith-SYD'>Visit our flight page for the latest deals!>/a>

Question 15

Which airlines provide the cheapest flights from Washington, D.C. to Sydney?

Accepted Answer

In the past 3 days, the cheapest return tickets from Washington, D.C. to Sydney were found on Delta ($1,831) and United Airlines ($1,866).

Question 16

Which airlines provide the cheapest flights from Washington, D.C. to Sydney?

Accepted Answer

In the past 3 days, the cheapest return tickets from Washington, D.C. to Sydney were found on Delta ($1,831) and United Airlines ($1,866).

Question 17

How far in advance should I book a flight from Washington, D.C. to Sydney?

Accepted Answer

To get a below average price on the flight from Washington, D.C. to Sydney, you should book around 7 weeks before departure, which saves you about 34% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

Question 18

How far in advance should I book a flight from Washington, D.C. to Sydney?

Accepted Answer

To get a below average price on the flight from Washington, D.C. to Sydney, you should book around 7 weeks before departure, which saves you about 34% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

Question 19

How much is a return flight from Washington, D.C. to Sydney?

Accepted Answer

Flight prices are below average for this route right now.Flights to Sydney from Washington, D.C. usually cost between $2,380 and $1,721 in May.
The lowest price found in the past 3 days was $1,474 on Multiple Airlines (27 May-3 June).

Low season	April
High season	December
Cheapest flight	$759

WAS - SYD

$759 Find Cheap Flights from Washington, D.C. to Sydney

KAYAK searches hundreds of travel sites at once for deals on flights to Sydney

Everything you should know

Cheap Flights from Washington, D.C. to Sydney (WAS-SYD)

Recent return flight deals from Washington, D.C. to Sydney

Recent one-way flight deals from Washington, D.C. to Sydney

Recent last minute flight deals from Washington, D.C. to Sydney

KAYAK's insights & trends for Washington, D.C. to Sydney flights

Get data-powered insights and trends into flights from Washington, D.C. to Sydney to help you find the cheapest flights, the best time to fly and much more.

How much is a return flight from Washington, D.C. to Sydney?

What is the cheapest month to fly from Washington, D.C. to Sydney?

The cheapest month for flights from Washington, D.C. to Sydney is August, where tickets cost $109 (return) on average. On the other hand, the most expensive months are January and February, where the average cost of round-trip tickets is $525 and $497 respectively.

How far in advance should I book a flight from Washington, D.C. to Sydney?

To get a below average price on the flight from Washington, D.C. to Sydney, you should book around 7 weeks before departure, which saves you about 34% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

Which airlines provide the cheapest flights from Washington, D.C. to Sydney?

In the past 3 days, the cheapest return tickets from Washington, D.C. to Sydney were found on Delta ($1,831) and United Airlines ($1,866).

Good to know

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

FAQs for booking flights from Washington, D.C. to Sydney

What are the popular layovers for flights from Washington, D.C. to Sydney?

What is the carry-on and checked luggage allowance for economy on cheap flights from Washington, D.C. to Sydney?

What airlines offer sustainable travel from Washington, D.C. to Sydney?

Singapore Airlines offers an eco-friendly journey on this route. These airlines cut food waste to achieve net zero carbon emissions by 2050. Cathay Pacific is committed to ensuring a greener environment by using sustainable aviation fuel to lower its carbon footprint.

What’s the best way to travel from SYD airport to downtown Sydney?

One way to travel from SYD airport to downtown Sydney is to take the T3 or T8 trains to arrive in the city in around 17 minutes. If you take the N20 or 438X buses, you get to the city in approximately 25 minutes. A taxi or rental car offers a quick journey, about 15 minutes to the city.

What is the cheapest flight from Washington, D.C. to Sydney?

In the last 3 days, the lowest price for a flight from Washington, D.C. to Sydney was $759 for a one-way ticket and $1,549 for a return.

Which airports will I be using when flying from Washington, D.C. to Sydney?

On your way to Sydney, you’ll fly out from one of these Washington, D.C. airports: Washington, D.C. Reagan-National or Washington, D.C. Dulles Intl. You’ll be landing at Sydney Kingsford Smith.

Which aircraft models fly most regularly from Washington, D.C. to Sydney?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Washington, D.C. to Sydney?

Star Alliance is the only airline alliance operating flights between Washington, D.C. and Sydney.

How does KAYAK find such low prices on flights from Washington, D.C. to Sydney?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Sydney.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Sydney?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sydney from Washington, D.C. is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington, D.C. to Sydney?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Sydney with an airline and back to Washington, D.C. with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Sydney?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sydney from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Washington, D.C. to Sydney

Everything you need to know for your flight from Washington, D.C. to Sydney

Information on your arrival and departure airports

Cabin class types available on flights from Washington, D.C. to Sydney

Complete your trip to Sydney with a hotel stay or car hire

Find direct flights to and from Washington, D.C. and Sydney

Flights to other popular destinations

Flights from domestic origins to Sydney

Choose which airport to fly into in SydneySydney

Find deals for your return flight