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Cheap flights from Washington, D.C. Dulles Intl Airport to Sydney from C$ 1,141

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 31/8. 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
1 adult, Economy, 0 bags

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
9:45 a.m. - 4:14 p.m.
IAD
-
YQY
5h 29m
1 stop
Air Canada Logo
5:00 a.m. - 3:24 p.m.
YQY
-
IAD
11h 24m
1 stop
C$ 1,141Air Canada
Mon, 31 Aug - Wed, 2 Sep
Air Canada Logo
9:45 a.m. - 4:14 p.m.
IAD
-
YQY
5h 29m
1 stop
Air Canada Logo
5:20 p.m. - 3:24 p.m.
YQY
-
IAD
23h 04m
2 stops
C$ 1,187Air Canada
Mon, 31 Aug - Wed, 2 Sep
Air Canada Logo
9:45 a.m. - 4:38 p.m.
IAD
-
YQY
5h 53m
1 stop
Air Canada Logo
5:05 a.m. - 11:21 a.m.
YQY
-
IAD
7h 16m
1 stop
C$ 1,196Air Canada
Tue, 15 Sep - Tue, 22 Sep
Air Canada Logo
8:15 a.m. - 4:38 p.m.
IAD
-
YQY
7h 23m
2 stops
Air Canada Logo
5:05 a.m. - 1:55 p.m.
YQY
-
IAD
9h 50m
2 stops
C$ 1,210Air Canada
Tue, 15 Sep - Tue, 22 Sep
Air Canada Logo
10:27 p.m. - 4:39 p.m.
IAD
-
YQY
17h 12m
2 stops
Air Canada Logo
5:00 a.m. - 3:01 p.m.
YQY
-
IAD
11h 01m
2 stops
C$ 1,222Air Canada
Mon, 31 Aug - Wed, 2 Sep
Air Canada Logo
4:20 p.m. - 12:07 a.m.
IAD
-
YQY
6h 47m
1 stop
Air Canada Logo
5:05 a.m. - 4:38 p.m.
YQY
-
IAD
12h 33m
1 stop
C$ 1,238Air Canada
Fri, 14 Aug - Thu, 20 Aug
Air Canada Logo
9:45 a.m. - 4:38 p.m.
IAD
-
YQY
5h 53m
1 stop
Air Canada Logo
5:05 a.m. - 3:25 p.m.
YQY
-
IAD
11h 20m
1 stop
C$ 1,244Air Canada
Wed, 14 Oct - Sat, 17 Oct
Air Canada Logo
4:20 p.m. - 12:12 a.m.
IAD
-
YQY
6h 52m
1 stop
Air Canada Logo
5:05 a.m. - 3:24 p.m.
YQY
-
IAD
11h 19m
1 stop
C$ 1,251Air Canada
Mon, 17 Aug - Sun, 23 Aug
Air Canada Logo
9:45 a.m. - 4:38 p.m.
IAD
-
YQY
5h 53m
1 stop
Air Canada Logo
5:20 p.m. - 3:25 p.m.
YQY
-
IAD
23h 05m
2 stops
C$ 1,290Air Canada
Wed, 23 Sep - Wed, 30 Sep
Air Canada Logo
9:45 a.m. - 4:38 p.m.
IAD
-
YQY
5h 53m
1 stop
Air Canada Logo
5:20 p.m. - 3:25 p.m.
YQY
-
IAD
23h 05m
2 stops
C$ 1,330Air Canada
Wed, 14 Oct - Sat, 17 Oct

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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
31 Aug
IAD9:45 a.m.Washington, D.C. Dulles Intl
5h 29m
1 stop
YQY4:14 p.m.Sydney
2 Sep
YQY5:00 a.m.Sydney
11h 24m
1 stop
IAD3:24 p.m.Washington, D.C. Dulles Intl
C$ 1,141
Air Canada
31 Aug
IAD9:45 a.m.Washington, D.C. Dulles Intl
5h 29m
1 stop
YQY4:14 p.m.Sydney
2 Sep
YQY5:20 p.m.Sydney
23h 04m
2 stops
IAD3:24 p.m.Washington, D.C. Dulles Intl
C$ 1,187
Air Canada
15 Sep
IAD9:45 a.m.Washington, D.C. Dulles Intl
5h 53m
1 stop
YQY4:38 p.m.Sydney
22 Sep
YQY5:05 a.m.Sydney
7h 16m
1 stop
IAD11:21 a.m.Washington, D.C. Dulles Intl
C$ 1,196

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 10 June 2026.
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

Cheapest round-trip

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Mon 31/8

9:45 a.m.-4:14 p.m.

1 stop5h 29m

Sydney

Wed 2/9

5:00 a.m.-3:24 p.m.

1 stop11h 24m

C$ 1,141

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Mon 31/8

9:45 a.m.-4:14 p.m.

1 stop5h 29m

Sydney

Wed 2/9

5:20 p.m.-3:24 p.m.

2 stops23h 04m

C$ 1,187
Quickest round-trip

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Tue 15/9

9:45 a.m.-4:38 p.m.

1 stop5h 53m

Sydney

Tue 22/9

5:05 a.m.-11:21 a.m.

1 stop7h 16m

C$ 1,196

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Tue 15/9

8:15 a.m.-4:38 p.m.

2 stops7h 23m

Sydney

Tue 22/9

5:05 a.m.-1:55 p.m.

2 stops9h 50m

C$ 1,210

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Mon 31/8

10:27 p.m.-4:39 p.m.

2 stops17h 12m

Sydney

Wed 2/9

5:00 a.m.-3:01 p.m.

2 stops11h 01m

C$ 1,222

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Fri 14/8

4:20 p.m.-12:07 a.m.

1 stop6h 47m

Sydney

Thu 20/8

5:05 a.m.-4:38 p.m.

1 stop12h 33m

C$ 1,238

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Wed 14/10

9:45 a.m.-4:38 p.m.

1 stop5h 53m

Sydney

Sat 17/10

5:05 a.m.-3:25 p.m.

1 stop11h 20m

C$ 1,244

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Mon 17/8

4:20 p.m.-12:12 a.m.

1 stop6h 52m

Sydney

Sun 23/8

5:05 a.m.-3:24 p.m.

1 stop11h 19m

C$ 1,251

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Wed 23/9

9:45 a.m.-4:38 p.m.

1 stop5h 53m

Sydney

Wed 30/9

5:20 p.m.-3:25 p.m.

2 stops23h 05m

C$ 1,290

Washington, D.C.Sydney

IAD - YQY

IADYQY

Washington, D.C. Dulles Intl

Wed 14/10

9:45 a.m.-4:38 p.m.

1 stop5h 53m

Sydney

Sat 17/10

5:20 p.m.-3:25 p.m.

2 stops23h 05m

C$ 1,330

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

Fastest flight time

5h 29m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia takes 5h 29m
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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Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia

  • 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 5h 29m 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.

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Sydney, Nova Scotia

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

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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.

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.

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