WAS - SYD

$805 Find Cheap Flights from Washington, D.C. to Sydney – Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 17% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest return flight
$1,492
Typical prices: $1,770-$2,665
Multiple Airlines
Sat 3/2Sat 17/2
BWI - SYD • 2 stops
Cheapest one-way flight
$798
Typical prices: $1,253-$1,642
Multiple Airlines
Sun 21/10
IAD - SYD • 2 stops
Direct flights
Not available
There are currently no direct flights between Washington, D.C. and Sydney. You'll need to take a connecting flight to reach the destination.
Insights
Insights
Top routes
DCA - SYD
Cheapest • 6% average savings
IAD - SYD
Most popular
Insights
Insights
When to book
23 weeks
in advance
Our data shows that travellers who book at least 23 weeks in advance save around 43% compared to booking last minute.
Insights
Insights
When to travel
November
Cheapest • 14% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Los Angeles Los Angeles (LAX)
Cheapest • Avg $2,106 (return)
San Francisco (SFO)
Shortest trip • 21h 46m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Sydney!
Flight Deals
Booking Insights
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

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

Wed, 3 Feb - Wed, 17 Feb
Multiple Airlines Logo
18:20 - 09:35BWI  Baltimore/Washington-SYD Sydney Kingsford Smith
47h 15m2 stops Seattle/Tacoma Intl Vancouver Intl
Multiple Airlines Logo
11:20 - 17:11SYD  Sydney Kingsford Smith-BWI Baltimore/Washington
45h 51m2 stops Vancouver Intl Seattle/Tacoma Intl
$1,492Multiple Airlines
Tue, 27 Oct - Sun, 1 Nov
Multiple Airlines Logo
07:02 - 08:35BWI  Baltimore/Washington-SYD Sydney Kingsford Smith
34h 33m2 stops Seattle/Tacoma Intl Vancouver Intl
Multiple Airlines Logo
11:20 - 18:12SYD  Sydney Kingsford Smith-BWI Baltimore/Washington
45h 52m2 stops Vancouver Intl Seattle/Tacoma Intl
$1,495Multiple Airlines
Wed, 21 Oct - Mon, 26 Oct
Multiple Airlines Logo
07:02 - 08:20BWI  Baltimore/Washington-SYD Sydney Kingsford Smith
34h 18m2 stops Seattle/Tacoma Intl Vancouver Intl
Multiple Airlines Logo
10:20 - 05:20SYD  Sydney Kingsford Smith-BWI Baltimore/Washington
34h 00m2 stops Vancouver Intl Seattle/Tacoma Intl
$1,529Multiple Airlines
Wed, 3 Feb - Wed, 3 Mar
Multiple Airlines Logo
18:20 - 09:35BWI  Baltimore/Washington-SYD Sydney Kingsford Smith
47h 15m2 stops Seattle/Tacoma Intl Vancouver Intl
Multiple Airlines Logo
11:20 - 17:11SYD  Sydney Kingsford Smith-BWI Baltimore/Washington
45h 51m2 stops Vancouver Intl Seattle/Tacoma Intl
$1,537Multiple Airlines
Thu, 11 Feb - Mon, 22 Feb
Multiple Airlines Logo
18:11 - 09:35BWI  Baltimore/Washington-SYD Sydney Kingsford Smith
47h 24m2 stops Seattle/Tacoma Intl Vancouver Intl
Multiple Airlines Logo
11:20 - 17:11SYD  Sydney Kingsford Smith-BWI Baltimore/Washington
45h 51m2 stops Vancouver Intl Seattle/Tacoma Intl
$1,538Multiple Airlines
Mon, 19 Oct - Sun, 25 Oct
Multiple Airlines Logo
06:00 - 12:50IAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
39h 50m3 stops Las Vegas Harry Reid Intl Los Angeles Los Angeles Nadi
Multiple Airlines Logo
14:00 - 11:34SYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
36h 34m3 stops Nadi Los Angeles Los Angeles Dallas/Fort Worth
$1,543Multiple Airlines
Fri, 16 Oct - Mon, 19 Oct
Multiple Airlines Logo
07:02 - 08:20BWI  Baltimore/Washington-SYD Sydney Kingsford Smith
34h 18m2 stops Seattle/Tacoma Intl Vancouver Intl
Multiple Airlines Logo
10:20 - 05:20SYD  Sydney Kingsford Smith-BWI Baltimore/Washington
34h 00m2 stops Vancouver Intl Seattle/Tacoma Intl
$1,582Multiple Airlines
Thu, 18 Feb - Mon, 1 Mar
Multiple Airlines Logo
18:11 - 09:35BWI  Baltimore/Washington-SYD Sydney Kingsford Smith
47h 24m2 stops Seattle/Tacoma Intl Vancouver Intl
Multiple Airlines Logo
11:20 - 17:11SYD  Sydney Kingsford Smith-BWI Baltimore/Washington
45h 51m2 stops Vancouver Intl Seattle/Tacoma Intl
$1,609Multiple Airlines
Thu, 4 Feb - Thu, 18 Feb
Multiple Airlines Logo
18:20 - 09:35BWI  Baltimore/Washington-SYD Sydney Kingsford Smith
47h 15m2 stops Seattle/Tacoma Intl Vancouver Intl
Multiple Airlines Logo
11:20 - 17:11SYD  Sydney Kingsford Smith-BWI Baltimore/Washington
45h 51m2 stops Vancouver Intl Seattle/Tacoma Intl
$1,612Multiple Airlines
Fri, 16 Oct - Fri, 30 Oct
Multiple Airlines Logo
07:02 - 08:20BWI  Baltimore/Washington-SYD Sydney Kingsford Smith
34h 18m2 stops Seattle/Tacoma Intl Vancouver Intl
Multiple Airlines Logo
10:20 - 05:20SYD  Sydney Kingsford Smith-BWI Baltimore/Washington
34h 00m2 stops Vancouver Intl Seattle/Tacoma Intl
$1,633Multiple Airlines
Booking Insights

Price, demand, and travel trends for Washington, D.C. to Sydney flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Washington, D.C. to Sydney with more confidence.

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

Washington, D.C. Reagan-National Airport (DCA) to Sydney (SYD) is the cheapest Washington, D.C. to Sydney route, averaging $2,033 return. Other Washington, D.C. to Sydney routes average $2,303, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. to Sydney?

Tuesday is the cheapest day of the week to fly from Washington, D.C. to Sydney and is 10% cheaper than the average day. Saturday is the most expensive day with flight prices 12% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • November is the cheapest month to fly from Washington, D.C. to Sydney at $1,862 return.
  • December ($3,036) and October ($2,280) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 63% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Washington, D.C. to Sydney the cheapest?

Flights from Washington, D.C. to Sydney are cheapest 23 weeks before departure. Booking in this window typically costs about 43% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Washington, D.C. to Sydney flights

Low season

August

Cheapest flight

$798
Best time to beat the crowds (10% less expensive on average)
Most popular time to fly (39% more expensive on average)
Flights from Washington, D.C. Dulles Intl Airport to Sydney

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

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Sydney based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Washington, D.C. to Sydney flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

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

    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.

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

    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.

  • 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.

  • Which airports can I use when flying from Washington, D.C. to Sydney?

    Flights from Washington, D.C. to Sydney may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Sydney Kingsford Smith (SYD).

  • Which cabin classes can I book on flights from Washington, D.C. to Sydney?

    Two cabin classes are available on flights from Washington, D.C. to Sydney:

    • Economy class
    • First Class

  • Which airports do connecting flights from Washington, D.C. to Sydney pass through?

    One-stop flights from Washington, D.C. to Sydney most commonly connect through:

    • Los Angeles Los Angeles (LAX) – 41% of one-stop connections
    • Dallas/Fort Worth (DFW) – 27% of one-stop connections
    • San Francisco (SFO) – 17% of one-stop connections
    • Vancouver Intl (YVR) – 5% of one-stop connections

    Los Angeles Los Angeles (LAX) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. to Sydney?

    Yes. Being flexible with your travel dates can save you up to 20% on the Washington, D.C. to Sydney route. Tuesday is the cheapest departure day at $1,966 return on average, while Saturday is the most expensive at $2,445, a difference of $478. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Sydney?

    Some of the most popular sights in Sydney are Darling Harbour, Circular Quay, and Central Railway Station. These are among the most viewed places in Sydney on KAYAK.

  • How expensive are last-minute Washington, D.C. to Sydney flights?

    Last-minute fares on this route (booked within 2 weeks of departure) run 29% above the route average of $2,177. Book 23 weeks before departure for the lowest fares.

  • How long is a flight from Washington, D.C. to Sydney?

    A direct flight from Washington, D.C. to Sydney takes 0h 00m, covering 25,275 km.

  • Do I need a passport to fly from Washington, D.C. to Sydney?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Washington, D.C. to Sydney looking right now?

    One-way fares from Washington, D.C. to Sydney are currently lower than usual. Average one-way flight prices are about $811, which is 47% below the typical average for this route.

  • How much time can I save by choosing a different stopover airport from Washington, D.C. to Sydney?

    Flying via San Francisco (SFO) gives the shortest average 1-stop total travel time of 21h 46m, compared to 21h 47m via Houston George Bush Intcntl (IAH) and 21h 58m via Dallas/Fort Worth (DFW).

  • What is the time difference between Washington, D.C. and Sydney?

    Sydney is 14 hours ahead of Washington, D.C. (Eastern Australia Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Sydney Kingsford Smith Airport (SYD)?

    Sydney Kingsford Smith Airport (SYD) hosts 5 major car hire companies, with daily rates starting from around $14 for economy cars. Top options include:
    • Bargain Car Rentals
    • East Coast Car Rentals
    • EverythingFleet
    • YESDRIVE CAR RENTAL
    • No Birds

  • How much should I expect to pay for a Washington, D.C. to Sydney flight?

    Return flights from Washington, D.C. to Sydney range from $1,770 to $2,665, with an average of $2,177 over the past 12 months. Anything below $1,770 counts as a good deal.

Your guide to booking Washington, D.C. to Sydney flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure instead of Saturday. On this route, Tuesday flights average $1,966 – about $478 less than Saturday (20% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 23 weeks before you fly. On this route, that window historically saves about 43% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. to Sydney trip for November. Fares historically average $1,862 return in that month – typically $1,174 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Sydney Kingsford Smith Airport.
    - Travelodge Hotel Sydney Airport
    - ibis budget Sydney Airport
    - Rydges Sydney Airport Hotel
  • Washington Dulles International Airport (IAD) is a hub for United Airlines. At the same time, Sydney Kingsford Smith International Airport (SYD) serves as a primary hub for Qantas. It’s also a secondary hub for Jetstar and Virgin Australia.
  • Japan Airlines offer an extensive array of special meals to meet passengers’ religious and health requirements. Those who need a special diet are required to order a meal at least 24h before take-off.
  • The Silver train offers a reliable journey from downtown via the subway to the airport in about 49 minutes. Another way to get to the airport from the city is taking the Virginia Breeze bus, which gets you to the airport terminal in around 1h 5min.
  • Suppose you upgrade to business class on cheap flights from Washington, D.C. to Sydney. In that case, you enjoy numerous amenities, including priority check-in and boarding, access to the VIP lounge, premium dining, complimentary snacks and drinks, inflight entertainment, amenity kits, and working space.
  • Besides Sydney, IAD airport serves several nearby cities. You can visit Botany to the east, Brighton-Le-Sands to the southwest, Wolli Creek to the northwest, and Rosebery to the northeast. You can board a public bus if you need a cheap way to get to these cities. Alternatively, you can rent a car at the airport to drive at your own pace.

More options for your flight from Washington, D.C. to Sydney

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

Car hire in Sydney
Hotels in Sydney
Holidays in Sydney