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$495+ Cheap flights from Reagan-National (DCA) to Sydney (SYD)

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SYD
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap 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 February 11, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/109:59 am
DCA
-
SYD
1 stop30h 26m
Multiple Airlines
Tue 3/172:00 pm
SYD
-
DCA
2 stops45h 00m
Multiple Airlines
Deal found 2/8$1,138
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/219:59 am
DCA
-
SYD
1 stop31h 31m
Multiple Airlines
Tue 4/281:15 pm
SYD
-
DCA
2 stops44h 45m
Multiple Airlines
Deal found 2/7$1,143
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/219:59 am
DCA
-
SYD
1 stop31h 31m
Multiple Airlines
Fri 5/11:15 pm
SYD
-
DCA
2 stops44h 45m
Multiple Airlines
Deal found 2/7$1,176
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:59 am
DCA
-
SYD
1 stop31h 31m
Multiple Airlines
Wed 4/291:10 pm
SYD
-
DCA
2 stops44h 50m
Multiple Airlines
Deal found 2/7$1,189
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:59 am
DCA
-
SYD
1 stop31h 31m
Multiple Airlines
Thu 4/301:15 pm
SYD
-
DCA
2 stops44h 45m
Multiple Airlines
Deal found 2/7$1,193
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:59 am
DCA
-
SYD
1 stop31h 31m
Multiple Airlines
Fri 5/221:15 pm
SYD
-
DCA
2 stops44h 51m
Multiple Airlines
Deal found 2/8$1,195
This Expedia deal was found by Cheapflights users on 2/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2212:55 pm
DCA
-
SYD
2 stops28h 25m
Air Canada
Wed 4/299:20 am
SYD
-
DCA
2 stops24h 33m
Air Canada
Deal found 2/7$1,197
This Air Canada deal was found by Cheapflights users on 2/7. 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 9/126:55 pm
DCA
-
SYD
2 stops46h 25m
Air Canada
Sun 9/279:20 am
SYD
-
DCA
3 stops39h 00m
Air Canada
Deal found 2/7$1,209
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:59 am
DCA
-
SYD
1 stop31h 31m
Multiple Airlines
Mon 5/251:15 pm
SYD
-
DCA
2 stops44h 51m
Multiple Airlines
Deal found 2/9$1,214
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:59 am
DCA
-
SYD
1 stop31h 31m
Multiple Airlines
Mon 4/271:15 pm
SYD
-
DCA
2 stops44h 45m
Multiple Airlines
Deal found 2/7$1,222
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:59 am
DCA
-
SYD
1 stop31h 31m
Multiple Airlines
Thu 5/281:15 pm
SYD
-
DCA
2 stops44h 51m
Multiple Airlines
Deal found 2/9$1,226

Find 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 (SYD). 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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,138
(Kiwi.com)

One-way from

$495
(Kiwi.com)

Popular in

May

Cheapest in

March

Average price

$975
Provider with most accurate pricing for Washington, D.C. Reagan-National-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Sydney Kingsford Smith flights.
Search Deals
From Washington, D.C. Reagan-National to Sydney Kingsford Smith
Search Deals
One-way flight from Washington, D.C. Reagan-National to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($189 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 11, 2026.
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 - SYD

DCASYD

Washington, D.C. Reagan-National

Wed 7/1

11:57 am-10:40 am

3 stops32h 43m

Sydney Kingsford Smith

Wed 7/22

11:55 am-10:14 pm

2 stops24h 19m

$1,341

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sat 6/6

5:35 pm-10:20 am

2 stops26h 45m

Sydney Kingsford Smith

Fri 6/19

12:00 pm-9:30 pm

1 stop23h 30m

$1,381

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 8/9

12:55 pm-6:55 am

2 stops28h 00m

Sydney Kingsford Smith

Tue 8/25

10:20 am-4:56 pm

1 stop20h 36m

$1,382

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Wed 6/3

4:50 pm-6:50 am

1 stop24h 00m

Sydney Kingsford Smith

Wed 6/10

9:15 am-4:09 pm

1 stop20h 54m

$1,382

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 4/19

5:59 pm-6:55 am

1 stop22h 56m

Sydney Kingsford Smith

Sun 4/26

10:20 am-4:56 pm

1 stop20h 36m

$1,382

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Tue 8/4

11:57 am-7:00 am

2 stops29h 03m

Sydney Kingsford Smith

Wed 8/19

10:20 am-4:56 pm

1 stop20h 36m

$1,382

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 6/21

5:49 pm-6:55 am

1 stop23h 06m

Sydney Kingsford Smith

Wed 7/8

10:20 am-4:47 pm

1 stop20h 27m

$1,382

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 6/22

3:55 pm-6:50 am

2 stops24h 55m

Sydney Kingsford Smith

Tue 7/7

9:15 am-4:09 pm

1 stop20h 54m

$1,387

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 4/20

4:11 pm-6:55 am

2 stops24h 44m

Sydney Kingsford Smith

Sun 4/26

10:20 am-8:15 pm

2 stops23h 55m

$1,387

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 8/2

10:58 am-6:55 am

2 stops29h 57m

Sydney Kingsford Smith

Wed 8/19

10:20 am-4:56 pm

1 stop20h 36m

$1,387

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 20 results
1
2

Compare providers for flights from Reagan-National to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Sydney in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Sydney

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Sydney?

Currently, December is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Sydney (average of $502). Flying from Washington, D.C. Reagan-National Airport to Sydney in May is currently the most expensive (average of $1,029). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Sydney?

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated February 11, 2026.
Read reviews from past customers who have flown Delta, Qantas Airways, and United Airlines from Washington, D.C. Reagan-National Airport to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,180 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,180 reviews
Delta
7.9
Good
8,180 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Qantas Airways
7.5
Good
988 reviews
Delta
7.9
Good
8,180 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,273 reviews
Delta
7.9
Good
8,180 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,266 reviews
Delta
7.9
Good
8,180 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    If you book a flight to Sydney from Washington, D.C. Reagan-National, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 4.6 mi from the center of Sydney. There are 0 flights from Washington, D.C. Reagan-National to Kingsford Smith per day from 4 different airlines.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Sydney round-trip?

    Cheapflights users have booked flights from Washington, D.C. Reagan-National Airport to Sydney round-trip from $346. Other airlines that can offer you cheap pricing are American Airlines, from $832, and Delta, from $850. Users have found that United Airlines is 74% cheaper than the other options available to this destination.

  • 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.

  • What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Sydney?

    Currently, December is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Sydney (average of $502). Flying from Washington, D.C. Reagan-National Airport to Sydney in May is currently the most expensive (average of $1,029). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Sydney?

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Parramatta
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Manly

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Alternative routes for Reagan-National to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Reagan-National to Sydney

Discover the top 4 airlines that operate flights from Reagan-National to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$346Average$1,267FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$832Average$1,419FlexibilityNo cancel feeOn-time71%
DeltaCheapest$850Average$1,167FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$878Average$1,320FlexibilityNo cancel feeOn-time74%

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