C$650 Cheap Flights from Washington D.C. to Sydney

Compare Washington D.C. to Sydney flight deals

Find the cheapest month or even day of the year to fly to Sydney

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Flight deals from Washington D.C. to Sydney Airport

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Sydney Airport? If you want to travel next month, return fares start from C$1,331. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Washington D.C. to Sydney

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington D.C. to Sydney flights are currently cheapest in May.

Washington D.C. to Sydney: Alternative routes

Compare routes from Washington D.C. to Sydney below. You may find an airport to fly into that's cheaper, faster, or easier than Sydney.

Washington D.C. to Sydney: Flight information

The things to know before you go.
Cheapest flight foundC$650
Cheapest month to flyMay

Finding cheap flights from Washington D.C. to Sydney: Frequently asked questions

The best price we found for a return flight from Washington D.C. to Sydney is C$1,331. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Washington D.C. to Sydney. But we found flights with one stop from C$1,331.
As of March 2026, there are no flights flying from Washington D.C. to Sydney.
The cheapest month to fly from Washington D.C. to Sydney is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Sydney Airport on Tuesday, April 21, 2026.
No airlines currently offer direct flights between Washington D.C. and Sydney Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sydney but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sydney is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Sydney is Frontier Airlines .

Flying from Washington DC to Sydney (Kingsford Smith) Airport (SYD): what you need to know

  • When looking for a flight from Washington DC to Sydney (Kingsford Smith) Airport (SYD), there's a good selection of airports you can take off from. Ronald Reagan National Airport (DCA), Washington Dulles International Airport (IAD) and Baltimore/Wash International Thurgood Marshall Airport (BWI) are some of Washington DC's main options.

  • The timezone in Sydney is UTC+11, which is 15 hours ahead of Washington DC. Sydney (Kingsford Smith) Airport is located in Sydney.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Make sure you're at the airport on time to catch your flight from Washington DC to SYD.

  • July is a busy month for air travel. If you're taking off then or during a major holiday like Christmas or Thanksgiving, be there even earlier. Aim for at least two hours ahead for domestic flights and up to four hours for international journeys.

Airports in Washington DC

Ronald Reagan National Airport (DCA)

  • Think about adding a stopover to potentially save on your flight from Washington DC to SYD. Just uncheck 'Direct flights only' when searching for departures from Ronald Reagan National Airport (DCA). Break up the journey at one of these airports:

    • George Bush Intercontinental Airport (IAH)

    • Dallas/Fort Worth International Airport (DFW)

    • San Francisco International Airport (SFO)

  • From central Washington DC, DCA is approximately 8 kilometres away. Use navigation apps or visit the official airport website to work out the best way to arrive at the terminal.

  • Booked an early flight from Washington DC to Sydney (Kingsford Smith) Airport? Avoid the hassle of rushing to the terminal (and enjoy a little extra shut-eye) by choosing one of these stays near Ronald Reagan National Airport:

Washington Dulles International Airport (IAD)

  • Maximize your vacation with a stopover on your flight from Washington DC to Sydney (Kingsford Smith) Airport. Visit friends or family or cross another city off your list. Whatever you want to do, check out these options between Washington Dulles International Airport and SYD:

    • San Francisco International Airport (SFO)

    • Los Angeles International Airport (LAX)

    • George Bush Intercontinental Airport (IAH)

  • IAD is around 56 kilometres from central Washington DC. It'll take you 51 minutes or so to get to the airport in a car from the city centre. Public transport takes approximately 3 hours and 26 minutes.

  • Want to treat yourself to an extra night away before your flight from Washington DC to SYD? Check in to a hotel near Washington Dulles International Airport before your vacation officially starts. Check out these accommodation options:

About Sydney (Kingsford Smith) Airport (SYD)

Getting from Sydney (Kingsford Smith) Airport (SYD) to central Sydney

  • From Sydney (Kingsford Smith) Airport, Sydney is approximately 18 kilometres away. It takes around 21 minutes to get to the centre driving.

  • When travelling by public transport, expect a journey time of roughly 27 minutes.

How to find the cheapest flights from Washington DC to Sydney (Kingsford Smith) Airport (SYD)

  • For a one-way ticket from Washington DC to Sydney (Kingsford Smith) Airport, C$650 is the cheapest price. You can also book a return flight from just C$1,331. These are the lowest fares right now and may differ depending on availability.

  • Don't leave everything to the last moment. You're more likely to get flight tickets from Washington DC to SYD if you book early. Airlines often have some amazing early bird rates.

  • Use the 'Whole month' search tool to compare the prices of tickets from Washington DC to Sydney (Kingsford Smith) Airport across each month. The lowest fares are marked in green, so you can easily choose a flight your budget will love.

  • Set up a Price Alert and keep track of changes on this route through push notifications or email. You'll be the first to know when prices drop. It's all about timing when scoring flight tickets from Washington DC to SYD.

  • Tailor your trip with filters. Select your preferred departure and arrival times, total journey duration and airlines. You can also sort results by 'Best,' 'Cheapest' or 'Fastest' flights from Washington DC to Sydney (Kingsford Smith) Airport.

The best time to fly from Washington DC to Sydney (Kingsford Smith) Airport (SYD)

  • July is the busiest month to board a flight from Washington DC to Sydney (Kingsford Smith) Airport while April is the quietest. To work out the ideal time to go to Sydney, consider whether you prefer a lively vibe or a quieter pace.

  • The warmest month in Sydney is January, with the temperature ranging between 17ºC and 32ºC. Lock in your flights from Washington DC to SYD in this month if this is the type of weather you enjoy.

  • If you like travelling in cooler conditions, look for a cheap flight from Washington DC to Sydney (Kingsford Smith) Airport in July when temperatures average between 5ºC and 19ºC.

More about Sydney

  • Start your Sydney trip right by choosing the ideal place to stay. Once you've booked your flight from Washington DC to Sydney (Kingsford Smith) Airport, check out our range of hotels including:

  • One of the best ways to get a feel for Sydney is to check out its top sights. Essential stops include Sydney Opera House, Sydney Harbour Bridge and Bondi Beach.

Complete your Sydney trip with a car rental

  • Finding you a cheap flight from Washington DC to Sydney (Kingsford Smith) Airport isn't our only cool trick. Check out our car rentals in Sydney and explore at your own pace. We search for deals from trusted car rental providers and put them all in one place. Instantly compare offers and then book with no fees.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.