Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to Sydney from C$ 955

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Sydney departing on 23/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Sydney

Cheap round-trip flights

Air Canada Logo
4:25 p.m. - 11:32 a.m.IAD-YQY
18h 07m1 stop
Air Canada Logo
12:20 p.m. - 8:54 p.m.YQY-IAD
9h 34m2 stops
C$ 955Air Canada
Find Deal
Sun, 23 Nov - Thu, 27 Nov
Air Canada Logo
10:12 p.m. - 11:32 a.m.IAD-YQY
12h 20m2 stops
Air Canada Logo
5:30 a.m. - 3:51 p.m.YQY-IAD
11h 21m2 stops
C$ 960Air Canada
Find Deal
Mon, 24 Nov - Thu, 27 Nov
Air Canada Logo
9:00 a.m. - 10:29 p.m.IAD-YQY
12h 29m2 stops
Air Canada Logo
12:20 p.m. - 8:54 p.m.YQY-IAD
9h 34m2 stops
C$ 967Air Canada
Find Deal
Sat, 22 Nov - Thu, 27 Nov
Air Canada Logo
4:25 p.m. - 11:32 a.m.IAD-YQY
18h 07m1 stop
Air Canada Logo
5:30 a.m. - 11:23 a.m.YQY-IAD
6h 53m1 stop
C$ 973Air Canada
Find Deal
Sun, 23 Nov - Thu, 27 Nov
Air Canada Logo
9:45 a.m. - 10:29 p.m.IAD-YQY
11h 44m1 stop
Air Canada Logo
5:30 a.m. - 4:27 p.m.YQY-IAD
11h 57m2 stops
C$ 985Air Canada
Find Deal
Sat, 22 Nov - Thu, 27 Nov
Air Canada Logo
9:45 a.m. - 10:29 p.m.IAD-YQY
11h 44m1 stop
Air Canada Logo
5:30 a.m. - 11:23 a.m.YQY-IAD
6h 53m1 stop
C$ 1,004Air Canada
Find Deal
Sat, 22 Nov - Thu, 27 Nov
Air Canada Logo
6:30 a.m. - 12:35 a.m.IAD-YQY
17h 05m2 stops
Air Canada Logo
4:35 p.m. - 9:05 p.m.YQY-IAD
5h 30m1 stop
C$ 1,025Air Canada
Find Deal
Sat, 18 Oct - Wed, 22 Oct
Air Canada Logo
9:00 a.m. - 11:32 a.m.IAD-YQY
25h 32m1 stop
Air Canada Logo
12:20 p.m. - 8:54 p.m.YQY-IAD
9h 34m2 stops
C$ 1,028Air Canada
Find Deal
Sun, 23 Nov - Fri, 28 Nov
Logo
5:22 p.m. - 12:35 a.m.IAD-YQY
6h 13m1 stop
Logo
4:35 p.m. - 9:05 p.m.YQY-IAD
5h 30m1 stop
C$ 1,039
Find Deal
Sat, 18 Oct - Wed, 22 Oct
Air Canada Logo
9:00 a.m. - 11:32 a.m.IAD-YQY
25h 32m1 stop
Air Canada Logo
5:30 a.m. - 11:23 a.m.YQY-IAD
6h 53m1 stop
C$ 1,052Air Canada
Find Deal
Sun, 23 Nov - Fri, 28 Nov

Air Canada flights from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia flight tickets
Air Canada
23 Nov
IAD4:25 p.m.Washington, D.C. Dulles Intl
18h 07m
1 stop
YQY11:32 a.m.Sydney
27 Nov
YQY12:20 p.m.Sydney
9h 34m
2 stops
IAD8:54 p.m.Washington, D.C. Dulles Intl
C$ 955
Find similar
Air Canada
24 Nov
IAD10:12 p.m.Washington, D.C. Dulles Intl
12h 20m
2 stops
YQY11:32 a.m.Sydney
27 Nov
YQY5:30 a.m.Sydney
11h 21m
2 stops
IAD3:51 p.m.Washington, D.C. Dulles Intl
C$ 960
Find similar
Air Canada
22 Nov
IAD9:00 a.m.Washington, D.C. Dulles Intl
12h 29m
2 stops
YQY10:29 p.m.Sydney
27 Nov
YQY12:20 p.m.Sydney
9h 34m
2 stops
IAD8:54 p.m.Washington, D.C. Dulles Intl
C$ 967
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 11 September 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Sun 23/11

4:25 p.m.-11:32 a.m.

1 stop18h 07m

Sydney

Thu 27/11

12:20 p.m.-8:54 p.m.

2 stops9h 34m

C$ 955

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Mon 24/11

10:12 p.m.-11:32 a.m.

2 stops12h 20m

Sydney

Thu 27/11

5:30 a.m.-3:51 p.m.

2 stops11h 21m

C$ 960

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Sat 22/11

9:00 a.m.-10:29 p.m.

2 stops12h 29m

Sydney

Thu 27/11

12:20 p.m.-8:54 p.m.

2 stops9h 34m

C$ 967

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Sun 23/11

4:25 p.m.-11:32 a.m.

1 stop18h 07m

Sydney

Thu 27/11

5:30 a.m.-11:23 a.m.

1 stop6h 53m

C$ 973

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Sat 22/11

9:45 a.m.-10:29 p.m.

1 stop11h 44m

Sydney

Thu 27/11

5:30 a.m.-4:27 p.m.

2 stops11h 57m

C$ 985

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Sat 22/11

9:45 a.m.-10:29 p.m.

1 stop11h 44m

Sydney

Thu 27/11

5:30 a.m.-11:23 a.m.

1 stop6h 53m

C$ 1,004

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Sat 18/10

6:30 a.m.-12:35 a.m.

2 stops17h 05m

Sydney

Wed 22/10

4:35 p.m.-9:05 p.m.

1 stop5h 30m

C$ 1,025

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Sun 23/11

9:00 a.m.-11:32 a.m.

1 stop25h 32m

Sydney

Fri 28/11

12:20 p.m.-8:54 p.m.

2 stops9h 34m

C$ 1,028

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Sat 18/10

5:22 p.m.-12:35 a.m.

1 stop6h 13m

Sydney

Wed 22/10

4:35 p.m.-9:05 p.m.

1 stop5h 30m

C$ 1,039

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Sun 23/11

9:00 a.m.-11:32 a.m.

1 stop25h 32m

Sydney

Fri 28/11

5:30 a.m.-11:23 a.m.

1 stop6h 53m

C$ 1,052

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia (IAD to YQY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia.
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Sydney by plane?

    There are 1618.1 km between Washington, D.C. Dulles Intl and Sydney. Typically, this will take 6h 13m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Sydney Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Sydney Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Sydney Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Sydney Airport.

  • What documentation or ID do you need to fly to Sydney Airport?

    The travel and health documents you'll need for your trip to Sydney Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia?

    Price Alerts will notify you by email when the price for flights to Sydney, Nova Scotia from Washington, D.C. Dulles Intl Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Cheticamp

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Sydney?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Sydney . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Sydney with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Sydney on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Sydney?

Once all potential Washington, D.C. to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Sydney right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Sydney, Nova Scotia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 11/10
Sat 18/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Canada

Airports servicing Nova Scotia

Halifax Intl Airport