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Cheap Flights from Washington D.C. (WASA) to Sydney (SYD)

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Flight deals from Washington D.C. to Sydney

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Sydney? Find the lowest prices on one-way and return tickets right here.
Sydney.$1,357 per passenger.Departing Sat, 16 Aug, returning Sat, 23 Aug.Return flight with Spirit Airlines and Alaska Airlines.Outbound indirect flight with Spirit Airlines, departs from Baltimore Washington International on Sat, 16 Aug, arriving in Sydney.Inbound indirect flight with Alaska Airlines, departs from Sydney on Sat, 23 Aug, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,357, select.
Sydney.$1,697 per passenger.Departing Tue, 29 Jul, returning Wed, 6 Aug.Return flight with Spirit Airlines and Jetstar.Outbound indirect flight with Spirit Airlines, departs from Baltimore Washington International on Tue, 29 Jul, arriving in Sydney.Inbound indirect flight with Jetstar, departs from Sydney on Wed, 6 Aug, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,697, select.
Sydney.$1,770 per passenger.Departing Sat, 16 Aug, returning Mon, 1 Sep.Return flight with United.Outbound indirect flight with United, departs from Baltimore Washington International on Sat, 16 Aug, arriving in Sydney.Inbound indirect flight with United, departs from Sydney on Mon, 1 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,770, select.
Sydney.$1,811 per passenger.Departing Mon, 1 Sep, returning Mon, 15 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Mon, 1 Sep, arriving in Sydney.Inbound indirect flight with Delta, departs from Sydney on Mon, 15 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,811, select.
Sydney.$1,811 per passenger.Departing Wed, 24 Sep, returning Sun, 12 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Wed, 24 Sep, arriving in Sydney.Inbound indirect flight with Delta, departs from Sydney on Sun, 12 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,811, select.
Sydney.$2,030 per passenger.Departing Sat, 29 Nov, returning Sun, 14 Dec.Return flight with Qantas.Outbound indirect flight with Qantas, departs from Baltimore Washington International on Sat, 29 Nov, arriving in Sydney.Inbound indirect flight with Qantas, departs from Sydney on Sun, 14 Dec, arriving in Baltimore Washington International.Price includes taxes and charges.From $2,030, select.
Sydney.$2,063 per passenger.Departing Thu, 3 Jul, returning Thu, 10 Jul.Return flight with Spirit Airlines and Alaska Airlines.Outbound indirect flight with Spirit Airlines, departs from Baltimore Washington International on Thu, 3 Jul, arriving in Sydney.Inbound indirect flight with Alaska Airlines, departs from Sydney on Thu, 10 Jul, arriving in Baltimore Washington International.Price includes taxes and charges.From $2,063, select.
Sydney.$2,105 per passenger.Departing Mon, 16 Mar, returning Tue, 31 Mar.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Washington Dulles on Mon, 16 Mar, arriving in Sydney.Inbound indirect flight with Air Canada, departs from Sydney on Tue, 31 Mar, arriving in Washington Dulles.Price includes taxes and charges.From $2,105, select.

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 August.
Jul
from $2,065
Aug
from $1,358
Sep
from $1,812
Oct
from $2,121
Nov
from $2,117
Dec
from $2,269
Jan
from $2,544
Feb
from $2,124
Mar
from $2,107
Apr
from $2,457
May
Find prices
Jun
Find prices

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 found$1,358
Cheapest month to flyAugust

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 $1,357. 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 $1,358.
As of July 2025, there are no flights flying from Washington D.C. to Sydney.
The cheapest month to fly from Washington D.C. to Sydney is usually August.
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 Saturday, 16 August 2025.
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.
The cheapest airline that flies to Sydney is Spirit Airlines .

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

  • Planning your flight from Washington DC to Sydney (Kingsford Smith) Airport (SYD) begins with finding the most convenient airport to start your adventure from. Ronald Reagan National Airport (DCA), Washington Dulles International Airport (IAD) and Baltimore/Wash International Thurgood Marshall Airport (BWI) are the main terminals in Washington DC.

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

  • For hassle-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you plenty of time to board your flight from Washington DC to SYD.

  • With more travellers during peak seasons, plan to get to your terminal earlier than usual. Two hours for domestic flights and up to four for international journeys will help you deal with longer queues.

Airports in Washington DC

Ronald Reagan National Airport (DCA)

  • We make it a piece of cake to find cheap flights from Washington DC to SYD that include a stopover. To explore the options departing from Ronald Reagan National Airport (DCA), uncheck 'Direct flights only.' Then, simply select a flight with a stop long enough to tour your chosen city. Top stopovers between DCA and SYD include:

    • Dallas/Fort Worth International Airport (DFW)

    • George Bush Intercontinental Airport (IAH)

    • San Francisco International Airport (SFO)

  • The journey from central Washington DC to DCA takes about 45 minutes by public transport. If you ride-share, drive or grab a cab, you'll cover the 8 kilometres in 15 minutes or so, depending on traffic conditions.

  • Planning to catch an early flight from Washington DC to Sydney (Kingsford Smith) Airport? Avoid the mad dash to the terminal (and get some bonus sleep) by staying at one of these hotels near Ronald Reagan National Airport:

  • When it comes to Ronald Reagan National Airport's on-time performance, data shows 76.44% of flights stick to their scheduled arrival time.

  • DCA is located at 1 Aviation Circle.

Washington Dulles International Airport (IAD)

  • Squeeze in an extra adventure with a stopover on your flight from Washington DC to Sydney (Kingsford Smith) Airport. Check out these connections between Washington Dulles International Airport and SYD:

    • Los Angeles International Airport (LAX)

    • George Bush Intercontinental Airport (IAH)

    • San Francisco International Airport (SFO)

  • You can get to IAD from central Washington DC in approximately 50 minutes by car, depending on traffic. The journey by public transport will take roughly 1 hour 10 minutes to travel the 56 kilometres or so.

  • Catching the earliest flight? Think about checking in to one of these hotels near Washington Dulles International Airport the day before your Washington DC to SYD flight:

  • Looking at how often flights stay on schedule, Washington Dulles International Airport has an on-time arrival rate of 74.39%.

  • IAD is located at 1 Saarinen Circle.

Baltimore/Wash International Thurgood Marshall Airport (BWI)

  • Searching for a flight ticket from Washington DC to Sydney (Kingsford Smith) Airport (SYD) with a stop or two can give you more choice of departure times and access to better fares. When leaving from Baltimore/Wash International Thurgood Marshall Airport (BWI), here's where you can detour to on the way to SYD:

    • Los Angeles International Airport (LAX)

    • George Bush Intercontinental Airport (IAH)

    • San Francisco International Airport (SFO)

  • The trip to BWI from the centre of Washington DC is around 1 hour 30 minutes on public transport. If you're going by car, it'll take you roughly 50 minutes to cover the 48 kilometres or so.

  • Skip the morning rush on departure day — stay near Baltimore/Wash International Thurgood Marshall Airport and know you'll be at the terminal with time to spare. Check in to one of these hotels the day before if you have an early Washington DC to Sydney (Kingsford Smith) Airport flight:

  • Airports have an on-time performance rating that tracks how often flights get to their destinations without delays. At BWI, that rate is 77.13%.

About Sydney (Kingsford Smith) Airport (SYD)

  • Have a late flight from Washington DC to Sydney (Kingsford Smith) Airport? Don't let it stretch your travel day into tomorrow. Check in to one of these hotels near SYD and turn in quicker:

  • Go wherever you want, whenever you want with a Sydney (Kingsford Smith) Airport rental car. Pick up a set of wheels from simba car hire, Bargain Car Rentals or Yes Drive and venture far and wide through Sydney and beyond.

  • Booking your ride around two weeks in advance of your Washington DC to Sydney (Kingsford Smith) Airport flight can help you get the lowest rate.

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

  • From Sydney (Kingsford Smith) Airport, central Sydney is around 18 kilometres away. It takes about 20 minutes to reach the city centre by car.

  • It takes roughly 25 minutes if you're travelling by public transport.

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

  • $642 is currently the best price for a one-way ticket from Washington DC to Sydney (Kingsford Smith) Airport. A return flight starts from $1,358. These fares may change depending on availability.

  • To find cheap flights from Washington DC to SYD, book early. Airlines generally offer the most competitive fares when flights are first released.

  • The 'Whole month' tool will show you the cheapest Washington DC to Sydney (Kingsford Smith) Airport tickets throughout the entire month. It's a good way to snap up a bargain if your travel plans aren't set in stone.

  • Locking in a cheap flight ticket from Washington DC to SYD is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know when the price has dropped.

  • Tailor your travel plans using filters. Select your preferred departure and arrival times, total journey duration and airlines. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' 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 most popular month for flights from Washington DC to Sydney (Kingsford Smith) Airport (SYD). Visit Sydney in April if you'd rather avoid peak season.

  • Before locking in your Washington DC to SYD flight ticket, consider what kind of weather works for you. January is the warmest month in Sydney, with temperatures ranging from 17ºC (63ºF) to 32ºC (90ºF).

  • July has temperatures of between 5ºC (41ºF) and 19ºC (66ºF). Search for cheap tickets from Washington DC to Sydney (Kingsford Smith) Airport around that time if you want to travel when it's cooler.

More about Sydney

  • Once you've booked your flight from Washington DC to Sydney (Kingsford Smith) Airport, choose a hotel that puts you where you want to be. Make one of these accommodation options your base for exploring Sydney:

  • Your Sydney trip should come with a bit of sightseeing. Leading attractions that belong on your itinerary include Sydney Harbour, Sydney Harbour Bridge and Sydney Harbour.

Explore more of Australia

  • Canberra is just one of the many places in Australia waiting to be explored once you've taken in the sights of Sydney. Around 241 kilometres away to the south-west, its best attractions include Australian War Memorial, National Gallery of Australia and National Portrait Gallery.

  • If you want to check out another major stop in Australia, consider Newcastle, about 129 kilometres north-east of Sydney. Merewether Beach, Bathers Way Coastal Walk and Nobbys Beach are the start of reasons to visit.

Plan the rest of your trip from Washington D.C. to Sydney

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