WAS - SYD

$651 Find Cheap Flights from Washington, D.C. to Sydney - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,137
Typical prices: $1,242-$1,900
Delta
Wed 2/7Mon 2/19
DCA - SYD • 1 stop
Cheapest one-way
$651
Typical prices: $831-$1,178
Delta
Sun 11/11
BWI - SYD • 2 stops
Nonstop 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.
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Top routes
DCA - SYD
Cheapest • 4% average savings
IAD - SYD
Most popular
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When to book
23 weeks
in advance
Our data shows that travelers who book at least 23 weeks in advance save around 35% compared to booking last minute.
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Insights
When to travel
November
Cheapest • 16% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Los Angeles (LAX)
Cheapest • Avg $1,491 (round-trip)
San Francisco (SFO)
Shortest trip • 21h 41m (one-way)
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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 round-trip flight deals from Washington, D.C. to Sydney

Wed, Feb 3 - Wed, Feb 17
Air Canada Logo
1:19 pm - 9:35 amIAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
28h 16m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
Air Canada Logo
11:20 am - 11:16 amSYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
39h 56m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl
$1,096Air Canada
Wed, Feb 3 - Wed, Feb 17
Air Canada Logo
1:19 pm - 9:35 amIAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
28h 16m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
Air Canada Logo
11:20 am - 11:16 amSYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
39h 56m3 stops Vancouver Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$1,104Air Canada
Sun, Feb 7 - Fri, Feb 19
Delta Logo
4:35 pm - 8:30 amDCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
23h 55m1 stop Los Angeles
Delta Logo
10:40 am - 3:41 pmSYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
21h 01m1 stop Los Angeles
$1,137Delta
Sun, Feb 7 - Sun, Feb 14
Delta Logo
4:35 pm - 6:50 amDCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
22h 15m1 stop Los Angeles
Delta Logo
10:40 am - 3:41 pmSYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
21h 01m1 stop Los Angeles
$1,137Delta
Wed, Feb 3 - Wed, Feb 17
Air New Zealand Logo
1:17 pm - 9:35 amIAD  Washington, D.C. Dulles Intl-SYD Sydney Kingsford Smith
28h 18m2 stops Ottawa Vancouver Intl
Air New Zealand Logo
11:20 am - 9:05 pmSYD  Sydney Kingsford Smith-IAD Washington, D.C. Dulles Intl
25h 45m1 stop Toronto Pearson Intl
$1,160Air New Zealand
Tue, Feb 9 - Thu, Feb 18
Multiple Airlines Logo
9:30 am - 6:25 amDCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
28h 55m1 stop Los Angeles
Multiple Airlines Logo
2:00 pm - 8:00 pmSYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
46h 00m2 stops Nadi Los Angeles
$1,256Multiple Airlines
Tue, Feb 9 - Thu, Feb 18
Multiple Airlines Logo
9:30 am - 6:25 amDCA  Washington, D.C. Reagan-National-SYD Sydney Kingsford Smith
28h 55m1 stop Los Angeles
Multiple Airlines Logo
2:00 pm - 8:00 pmSYD  Sydney Kingsford Smith-DCA Washington, D.C. Reagan-National
46h 00m2 stops Nadi Los Angeles
$1,257Multiple Airlines
Mon, Dec 7 - Mon, Mar 8
Qantas Airways Logo
3:57 pm - 3:05 pmBWI  Baltimore/Washington-SYD Sydney Kingsford Smith
31h 08m2 stops Dallas/Fort Worth Brisbane
Qantas Airways Logo
2:05 pm - 6:07 pmSYD  Sydney Kingsford Smith-BWI Baltimore/Washington
20h 02m1 stop Dallas/Fort Worth
$1,268Qantas Airways
Tue, Feb 9 - Thu, Feb 18
Qantas Airways Logo
4:59 pm - 11:05 amBWI  Baltimore/Washington-SYD Sydney Kingsford Smith
26h 06m2 stops Dallas/Fort Worth Brisbane
Qantas Airways Logo
2:05 pm - 6:07 pmSYD  Sydney Kingsford Smith-BWI Baltimore/Washington
20h 02m1 stop Dallas/Fort Worth
$1,268Qantas Airways
Mon, Dec 7 - Mon, Mar 8
Air New Zealand Logo
4:20 pm - 1:00 pmBWI  Baltimore/Washington-SYD Sydney Kingsford Smith
28h 40m2 stops Houston George Bush Intcntl Auckland Intl
Air New Zealand Logo
2:05 pm - 7:01 amSYD  Sydney Kingsford Smith-BWI Baltimore/Washington
32h 56m2 stops Auckland Intl Los Angeles
$1,303Air New Zealand
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 with more confidence.

How much is a round-trip flight from Washington, D.C. to Sydney?

Round-trip flights from Washington, D.C. to Sydney typically range from $1,242 to $1,900. The lowest price found in the past 5 days was $1,137, on Delta.

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

There's little price difference between Washington, D.C. to Sydney routes. They average around $1,543 round-trip, 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?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Washington, D.C. to Sydney. It’s 7% cheaper than the average day, while Saturday is the most expensive, with prices 11% higher.

What’s 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 $1,310 round-trip.
•December ($2,015) and June ($1,707) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 53% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights 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 35% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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

Low season

August

Cheapest flight

$651
Beat the crowds with an average 43% drop in travelers.
The most popular month to fly with an average 68% increase in travelers.
One-way flight from Baltimore 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 round-trip price

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

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

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

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

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

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

    A nonstop flight from Washington, D.C. to Sydney takes 00m, covering 9,759 miles.

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

    Round-trip flights from Washington, D.C. to Sydney range from $1,242 to $1,900, with an average of $1,551 over the past 12 months. Anything below $1,242 counts as a good deal.

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

    Last-minute fares on this route (booked within two weeks of departure) run 21% above the $1,551 route average. Book 23 weeks before departure for the lowest fares.

  • 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 $837, which is 22% below the typical average for this route.

  • What car rental options are available at Sydney Kingsford Smith Airport (SYD)?

    Sydney Kingsford Smith Airport (SYD) hosts 5 major car rental companies, with daily rates starting from around $10 for economy cars. Top options include:

    • East Coast Car Rentals
    • Bargain Car Rentals
    • YESDRIVE CAR RENTAL
    • No Birds
    • EverythingFleet

  • 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 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 (LAX) - 39% of one-stop connections
    • Dallas/Fort Worth (DFW) - 27% of one-stop connections
    • San Francisco (SFO) - 18% of one-stop connections
    • Doha Hamad Intl (DOH) - 4% of one-stop connections

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

    Yes. Flexible dates can save you up to 17% on flights from Washington, D.C. to Sydney. Tuesday is the cheapest departure day at $1,453 round-trip on average, while Saturday is the most expensive at $1,735, a difference of $282.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

    Flying via San Francisco (SFO) gives the shortest average 1-stop total travel time at 21h 41m, compared with 21h 50m via Houston George Bush Intcntl (IAH) and 21h 53m via Dallas/Fort Worth (DFW).

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

    Sydney is 15 hours ahead of Washington, D.C. (Eastern Australia Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Sydney?

    Some of the most popular sights in Sydney are Sydney Opera House, Museum of Contemporary Art and Chinatown Night Market. These are among the most viewed places in Sydney on KAYAK.

  • 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.

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 and avoid flying on Saturday. On this route, Tuesday flights average $1,453, about $282 less than Saturday fares (16% 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 35% 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 $1,310 round-trip in that month - typically $705 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.

    • ibis budget Sydney Airport
    • Rydges Sydney Airport Hotel
    • Travelodge Hotel Sydney Airport
  • 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

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