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Cheap flights from Washington, D.C. Reagan-National Airport to Sydney from $354

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Sydney departing on 7/25. 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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0 bags

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
4:10 pm - 11:24 pm
DCA
-
YQY
6h 14m
1 stop
Air Canada Logo
5:30 am - 10:19 am
YQY
-
DCA
5h 49m
1 stop
$788Air Canada
Sat, Apr 18 - Sat, Apr 25
Air Canada Logo
9:40 am - 11:24 pm
DCA
-
YQY
12h 44m
2 stops
Air Canada Logo
5:30 am - 10:19 am
YQY
-
DCA
5h 49m
1 stop
$821Air Canada
Sat, Apr 18 - Sat, Apr 25
Air Canada Logo
12:55 pm - 11:23 pm
DCA
-
YQY
9h 28m
2 stops
Air Canada Logo
5:20 am - 10:21 am
YQY
-
DCA
6h 01m
1 stop
$848Air Canada
Fri, Feb 20 - Mon, Feb 23
Air Canada Logo
4:15 pm - 11:23 pm
DCA
-
YQY
6h 08m
1 stop
Air Canada Logo
5:20 am - 10:21 am
YQY
-
DCA
6h 01m
1 stop
$849Air Canada
Fri, Feb 20 - Mon, Feb 23
Air Canada Logo
9:40 am - 11:24 pm
DCA
-
YQY
12h 44m
2 stops
Air Canada Logo
5:30 am - 6:03 pm
YQY
-
DCA
13h 33m
2 stops
$854Air Canada
Sat, Apr 18 - Sat, Apr 25
Air Canada Logo
12:55 pm - 11:23 pm
DCA
-
YQY
9h 28m
2 stops
Air Canada Logo
5:20 am - 10:35 pm
YQY
-
DCA
18h 15m
2 stops
$883Air Canada
Fri, Feb 20 - Mon, Feb 23
Air Canada Logo
12:55 pm - 11:23 pm
DCA
-
YQY
9h 28m
2 stops
Air Canada Logo
5:20 am - 8:55 am
YQY
-
DCA
28h 35m
2 stops
$899Air Canada
Fri, Feb 20 - Mon, Feb 23
Air Canada Logo
12:55 pm - 11:23 pm
DCA
-
YQY
9h 28m
2 stops
Air Canada Logo
5:20 am - 7:59 pm
YQY
-
DCA
15h 39m
2 stops
$912Air Canada
Fri, Feb 20 - Mon, Feb 23

Air Canada flights from Washington, D.C. Reagan-National Airport to Sydney, Nova Scotia

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Sydney, Nova Scotia flight tickets
Air Canada
Apr 18
DCA4:10 pmWashington, D.C. Reagan-National
6h 14m
1 stop
YQY11:24 pmSydney
Apr 25
YQY5:30 amSydney
5h 49m
1 stop
DCA10:19 amWashington, D.C. Reagan-National
$788
Air Canada
Apr 18
DCA9:40 amWashington, D.C. Reagan-National
12h 44m
2 stops
YQY11:24 pmSydney
Apr 25
YQY5:30 amSydney
5h 49m
1 stop
DCA10:19 amWashington, D.C. Reagan-National
$821
Air Canada
Feb 20
DCA12:55 pmWashington, D.C. Reagan-National
9h 28m
2 stops
YQY11:23 pmSydney
Feb 23
YQY5:20 amSydney
6h 01m
1 stop
DCA10:21 amWashington, D.C. Reagan-National
$848

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National 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 832,500 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Sydney, Nova Scotia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Sat 4/18

4:10 pm-11:24 pm

1 stop6h 14m

Sydney

Sat 4/25

5:30 am-10:19 am

1 stop5h 49m

$788

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Sat 4/18

9:40 am-11:24 pm

2 stops12h 44m

Sydney

Sat 4/25

5:30 am-10:19 am

1 stop5h 49m

$821

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Fri 2/20

12:55 pm-11:23 pm

2 stops9h 28m

Sydney

Mon 2/23

5:20 am-10:21 am

1 stop6h 01m

$848

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Fri 2/20

4:15 pm-11:23 pm

1 stop6h 08m

Sydney

Mon 2/23

5:20 am-10:21 am

1 stop6h 01m

$849

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Sat 4/18

9:40 am-11:24 pm

2 stops12h 44m

Sydney

Sat 4/25

5:30 am-6:03 pm

2 stops13h 33m

$854

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Fri 2/20

12:55 pm-11:23 pm

2 stops9h 28m

Sydney

Mon 2/23

5:20 am-10:35 pm

2 stops18h 15m

$883

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Fri 2/20

12:55 pm-11:23 pm

2 stops9h 28m

Sydney

Mon 2/23

5:20 am-8:55 am

2 stops28h 35m

$899

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Fri 2/20

12:55 pm-11:23 pm

2 stops9h 28m

Sydney

Mon 2/23

5:20 am-7:59 pm

2 stops15h 39m

$912

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Sat 7/25

9:40 am-4:39 pm

1 stop5h 59m

$354

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Sat 7/25

9:40 am-4:39 pm

1 stop5h 59m

$384

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Sydney, Nova Scotia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Sydney?

Air Canada is the most popular carrier operating from Washington, D.C. Reagan-National to Sydney

When to book flights from Washington, D.C. Reagan-National Airport to Sydney, Nova Scotia

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National 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. Reagan-National Airport to Sydney, Nova Scotia (DCA to YQY) flight deals and tips

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

Fastest flight time

5h 59m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Sydney, Nova Scotia takes 5h 59m
There are no direct flights from Washington, D.C. Reagan-National Airport to Sydney, Nova Scotia. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Sydney, Nova Scotia.
Search flight deals

  • How far is Washington, D.C. Reagan-National to Sydney by plane?

    Sydney is 991.3 mi away from Washington, D.C. Reagan-National. In terms of flight time, this usually takes a little over 5h 59m.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Sydney Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Sydney Airport were last updated today.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Sydney Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Sydney Airport.

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

    The travel and health documents required for your trip to Sydney Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Sydney?

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

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?

Yes. All flights to Sydney from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Sydney.

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

If you are not ready to book a flight from Washington, D.C. to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.

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