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$335+ Cheap flights from Reagan-National (DCA) to Sydney, NS (YQY)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — YQY
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Reagan-National to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Sydney (YQY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$742
(Air Canada)

One-way from

$335
(Air Canada)
From Washington, D.C. Reagan-National to Sydney
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One-way flight from Washington, D.C. Reagan-National to Sydney
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Find flight deals from Reagan-National to Sydney

Cheapest flights from Reagan-National to Sydney
Explore the most affordable flight options available from Reagan-National to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2511:00 amDCA - YQY
1 stop23h 32mAir Canada
Tue 10/2812:15 pmYQY - DCA
2 stops10h 41mAir Canada
Deal found 9/11$742
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/196:00 amDCA - YQY
2 stops17h 40mAir Canada
Tue 10/285:30 amYQY - DCA
2 stops18h 05mAir Canada
Deal found 9/11$765
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:59 amDCA - YQY
1 stop16h 41mAir Canada
Tue 10/2812:15 pmYQY - DCA
1 stop6h 50mAir Canada
Deal found 9/11$766
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:59 amDCA - YQY
1 stop27h 33mAir Canada
Mon 10/275:30 amYQY - DCA
2 stops18h 05mAir Canada
Deal found 9/11$775
This Air Canada deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/44:10 pmDCA - YQY
1 stop5h 19mAir Canada
Sun 11/95:30 amYQY - DCA
2 stops13h 35mAir Canada
Deal found 9/10$776
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/199:40 amDCA - YQY
2 stops14h 00mAir Canada
Sun 10/264:30 pmYQY - DCA
2 stops31h 05mAir Canada
Deal found 9/11$779
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/229:40 amDCA - YQY
1 stop5h 14mAir Canada
Tue 10/285:30 amYQY - DCA
1 stop11h 26mAir Canada
Deal found 9/11$786
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:59 amDCA - YQY
1 stop16h 41mAir Canada
Sun 10/265:00 amYQY - DCA
1 stop15h 45mAir Canada
Deal found 9/11$790
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/199:40 amDCA - YQY
2 stops14h 00mAir Canada
Thu 10/234:35 pmYQY - DCA
2 stops30h 59mAir Canada
Deal found 9/11$798
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/229:40 amDCA - YQY
1 stop5h 14mAir Canada
Fri 10/244:35 pmYQY - DCA
1 stop24h 16mAir Canada
Deal found 9/11$802

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Sydney 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Sydney that are best for you.

Fly from

Reagan-National

Fly to

Sydney

Route

Depart

Return

Price

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Sun 11/23

6:59 am-11:32 am

1 stop27h 33m

Sydney

Fri 11/28

12:20 pm-7:45 pm

1 stop8h 25m

$742

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Sat 10/25

11:00 am-11:32 am

1 stop23h 32m

Sydney

Tue 10/28

12:15 pm-9:56 pm

2 stops10h 41m

$742

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Fri 10/24

6:00 am-1:50 am

2 stops18h 50m

Sydney

Tue 10/28

12:15 pm-6:05 pm

1 stop6h 50m

$742

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Fri 10/24

6:00 am-1:50 am

2 stops18h 50m

Sydney

Sat 10/25

5:15 am-7:44 pm

1 stop15h 29m

$765

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Tue 10/21

6:59 am-3:54 pm

2 stops31h 55m

Sydney

Tue 10/28

5:30 am-6:05 pm

2 stops13h 35m

$765

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Tue 10/21

6:59 am-3:54 pm

2 stops31h 55m

Sydney

Sat 10/25

5:15 am-6:04 pm

1 stop13h 49m

$765

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Sun 10/19

6:00 am-12:40 am

2 stops17h 40m

Sydney

Sat 10/25

5:15 am-6:04 pm

1 stop13h 49m

$765

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Sat 10/25

6:50 pm-3:49 pm

2 stops19h 59m

Sydney

Mon 10/27

5:30 am-10:35 pm

2 stops18h 05m

$775

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Sun 10/19

9:40 am-12:40 am

2 stops14h 00m

Sydney

Mon 10/27

5:30 am-10:35 pm

2 stops18h 05m

$775

Washington, D.C.Sydney

DCA - YQY

DCAYQY

Washington, D.C. Reagan-National

Sun 10/26

6:59 am-3:49 pm

2 stops7h 50m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 12 results
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Best time to book a flight from Reagan-National to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Reagan-National with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Washington, D.C. Reagan-National?

    Sydney (YQY), located 7.0 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Reagan-National to Sydney. 0 airlines have flights to Sydney from Washington, D.C. Reagan-National on a regular basis. Booking flights from Washington, D.C. Reagan-National to Sydney should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Sydney, Nova Scotia?

    Air Canada can get you from Washington, D.C. Reagan-National Airport to Sydney, Nova Scotia in just under 27h 33m. Your travel time can differ by up to . There are 998 mi between Washington, D.C. Reagan-National Airport and Sydney, Nova Scotia.

  • Can I find deals for flights from Reagan-National to Sydney that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Sydney.

  • Can I find deals for business class flights from Reagan-National to Sydney?

    Yes. Cheapflights offers flight deals from Reagan-National to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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