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Cheap flights from Washington, D.C. Dulles Intl Airport to Sydney from C$ 1,254

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 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:25 a.m. - 10:53 p.m.IAD-YQY
13h 28m2 stops
Air Canada Logo
5:30 a.m. - 3:54 p.m.YQY-IAD
11h 24m2 stops
C$ 1,254Air Canada
Find Deal
Thu, 12 Mar - Mon, 16 Mar
Air Canada Logo
6:25 a.m. - 10:53 p.m.IAD-YQY
15h 28m2 stops
Air Canada Logo
5:30 a.m. - 11:55 p.m.YQY-IAD
19h 25m2 stops
C$ 1,278Air Canada
Find Deal
Thu, 12 Mar - Mon, 16 Mar
Air Canada Logo
4:30 p.m. - 11:32 a.m.IAD-YQY
18h 02m1 stop
Air Canada Logo
5:30 a.m. - 3:54 p.m.YQY-IAD
11h 24m2 stops
C$ 1,286Air Canada
Find Deal
Thu, 12 Mar - Mon, 16 Mar
Air Canada Logo
8:25 a.m. - 10:53 p.m.IAD-YQY
13h 28m2 stops
Air Canada Logo
12:15 p.m. - 8:29 p.m.YQY-IAD
9h 14m1 stop
C$ 1,287Air Canada
Find Deal
Thu, 12 Mar - Mon, 16 Mar
Air Canada Logo
4:30 p.m. - 11:32 a.m.IAD-YQY
18h 02m1 stop
Air Canada Logo
12:15 p.m. - 9:21 p.m.YQY-IAD
10h 06m1 stop
C$ 1,319Air Canada
Find Deal
Thu, 12 Mar - Mon, 16 Mar
Air Canada Logo
9:55 a.m. - 10:53 p.m.IAD-YQY
11h 58m1 stop
Air Canada Logo
12:15 p.m. - 9:21 p.m.YQY-IAD
10h 06m1 stop
C$ 1,326Air Canada
Find Deal
Thu, 12 Mar - Mon, 16 Mar
Air Canada Logo
9:45 a.m. - 12:08 a.m.IAD-YQY
13h 23m1 stop
Air Canada Logo
5:15 a.m. - 4:24 p.m.YQY-IAD
12h 09m1 stop
C$ 1,715Air Canada
Find Deal
Wed, 17 Dec - Mon, 29 Dec
Air Canada Logo
12:42 p.m. - 12:08 a.m.IAD-YQY
10h 26m2 stops
Air Canada Logo
5:15 a.m. - 4:24 p.m.YQY-IAD
12h 09m1 stop
C$ 2,035Air Canada
Find Deal
Wed, 17 Dec - Mon, 29 Dec
Air Canada Logo
12:42 p.m. - 12:08 a.m.IAD-YQY
10h 26m2 stops
Air Canada Logo
12:15 p.m. - 8:59 p.m.YQY-IAD
9h 44m2 stops
C$ 2,620Air Canada
Find Deal
Wed, 17 Dec - Mon, 29 Dec

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
12 Mar
IAD8:25 a.m.Washington, D.C. Dulles Intl
13h 28m
2 stops
YQY10:53 p.m.Sydney
16 Mar
YQY5:30 a.m.Sydney
11h 24m
2 stops
IAD3:54 p.m.Washington, D.C. Dulles Intl
C$ 1,254
Find similar
Air Canada
12 Mar
IAD6:25 a.m.Washington, D.C. Dulles Intl
15h 28m
2 stops
YQY10:53 p.m.Sydney
16 Mar
YQY5:30 a.m.Sydney
19h 25m
2 stops
IAD11:55 p.m.Washington, D.C. Dulles Intl
C$ 1,278
Find similar
Air Canada
12 Mar
IAD4:30 p.m.Washington, D.C. Dulles Intl
18h 02m
1 stop
YQY11:32 a.m.Sydney
16 Mar
YQY5:30 a.m.Sydney
11h 24m
2 stops
IAD3:54 p.m.Washington, D.C. Dulles Intl
C$ 1,286
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 30 October 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

Thu 12/3

8:25 a.m.-10:53 p.m.

2 stops13h 28m

Sydney

Mon 16/3

5:30 a.m.-3:54 p.m.

2 stops11h 24m

C$ 1,254

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Thu 12/3

6:25 a.m.-10:53 p.m.

2 stops15h 28m

Sydney

Mon 16/3

5:30 a.m.-11:55 p.m.

2 stops19h 25m

C$ 1,278

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Thu 12/3

4:30 p.m.-11:32 a.m.

1 stop18h 02m

Sydney

Mon 16/3

5:30 a.m.-3:54 p.m.

2 stops11h 24m

C$ 1,286

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Thu 12/3

8:25 a.m.-10:53 p.m.

2 stops13h 28m

Sydney

Mon 16/3

12:15 p.m.-8:29 p.m.

1 stop9h 14m

C$ 1,287

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Thu 12/3

4:30 p.m.-11:32 a.m.

1 stop18h 02m

Sydney

Mon 16/3

12:15 p.m.-9:21 p.m.

1 stop10h 06m

C$ 1,319

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Thu 12/3

9:55 a.m.-10:53 p.m.

1 stop11h 58m

Sydney

Mon 16/3

12:15 p.m.-9:21 p.m.

1 stop10h 06m

C$ 1,326

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Wed 17/12

9:45 a.m.-12:08 a.m.

1 stop13h 23m

Sydney

Mon 29/12

5:15 a.m.-4:24 p.m.

1 stop12h 09m

C$ 1,715

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Wed 17/12

12:42 p.m.-12:08 a.m.

2 stops10h 26m

Sydney

Mon 29/12

5:15 a.m.-4:24 p.m.

1 stop12h 09m

C$ 2,035

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Wed 17/12

12:42 p.m.-12:08 a.m.

2 stops10h 26m

Sydney

Mon 29/12

12:15 p.m.-8:59 p.m.

2 stops9h 44m

C$ 2,620

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.
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  • 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 10h 26m 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.

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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.

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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.

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