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$494+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SYD
fev 20 — fev 271
sex 2/20
sex 2/27
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 janeiro 21, 2026.

This Air Canada deal was found by Cheapflights users on 1/21. 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.
sáb 12/511:00 am
DCA
-
SYD
2 stops30h 35m
Air Canada
sex 12/2511:20 am
SYD
-
DCA
2 stops39h 01m
Air Canada
Deal found 1/21$1,135
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
ter 2/109:59 am
DCA
-
SYD
1 stop29h 26m
Multiple Airlines
ter 2/172:00 pm
SYD
-
DCA
2 stops46h 05m
Multiple Airlines
Deal found 1/20$1,160
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
ter 2/109:59 am
DCA
-
SYD
1 stop29h 26m
Multiple Airlines
qua 2/182:00 pm
SYD
-
DCA
2 stops43h 59m
Multiple Airlines
Deal found 1/20$1,173
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
ter 2/109:59 am
DCA
-
SYD
1 stop29h 26m
Multiple Airlines
sex 2/202:00 pm
SYD
-
DCA
2 stops43h 59m
Multiple Airlines
Deal found 1/20$1,181
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
qui 3/59:59 am
DCA
-
SYD
1 stop29h 26m
Multiple Airlines
ter 3/102:00 pm
SYD
-
DCA
2 stops45h 05m
Multiple Airlines
Deal found 1/20$1,192
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
qua 2/189:59 am
DCA
-
SYD
1 stop29h 26m
Multiple Airlines
seg 2/232:00 pm
SYD
-
DCA
2 stops46h 05m
Multiple Airlines
Deal found 1/20$1,195
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
seg 2/99:59 am
DCA
-
SYD
1 stop29h 26m
Multiple Airlines
ter 2/172:00 pm
SYD
-
DCA
2 stops46h 05m
Multiple Airlines
Deal found 1/20$1,199
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
qua 2/189:59 am
DCA
-
SYD
1 stop29h 26m
Multiple Airlines
qua 2/252:00 pm
SYD
-
DCA
2 stops43h 59m
Multiple Airlines
Deal found 1/20$1,205
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
ter 4/289:59 am
DCA
-
SYD
1 stop31h 31m
Multiple Airlines
ter 5/126:00 am
SYD
-
DCA
2 stops52h 06m
Multiple Airlines
Deal found 1/21$1,207
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
seg 2/99:59 am
DCA
-
SYD
1 stop29h 26m
Multiple Airlines
qua 2/182:00 pm
SYD
-
DCA
2 stops43h 59m
Multiple Airlines
Deal found 1/20$1,211

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 janeiro 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,118
(Orbitz)

One-way from

$494
(Kiwi.com)

Popular in

May

Cheapest in

March

Average price

$1,267
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. 6% potential increase in price ($92 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 janeiro 21, 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

dom 2/22

9:59 am-7:25 am

1 stop29h 26m

Sydney Kingsford Smith

seg 3/2

2:00 pm-8:05 pm

2 stops46h 05m

$1,232

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

qui 2/26

9:59 am-7:25 am

1 stop29h 26m

Sydney Kingsford Smith

sex 3/6

2:00 pm-5:59 pm

2 stops43h 59m

$1,269

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

sáb 2/21

9:59 am-7:25 am

1 stop29h 26m

Sydney Kingsford Smith

ter 3/3

6:00 am-8:05 pm

2 stops54h 05m

$1,309

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

dom 2/8

5:08 pm-1:00 pm

2 stops27h 52m

Sydney Kingsford Smith

qui 5/21

12:00 pm-9:30 pm

1 stop23h 30m

$1,348

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

sáb 2/7

4:59 pm-1:00 pm

2 stops28h 01m

Sydney Kingsford Smith

qua 5/20

12:00 pm-9:20 pm

1 stop23h 20m

$1,348

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

qui 3/5

6:59 pm-7:45 pm

2 stops32h 46m

Sydney Kingsford Smith

ter 3/10

9:40 pm-5:59 pm

2 stops35h 19m

$1,370

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

ter 2/10

9:59 am-7:45 pm

2 stops65h 46m

Sydney Kingsford Smith

qui 2/19

9:40 pm-8:05 pm

2 stops38h 25m

$1,385

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

qua 3/25

12:55 pm-8:35 am

2 stops28h 40m

Sydney Kingsford Smith

sáb 4/11

9:20 am-7:53 pm

2 stops24h 33m

$1,414

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

seg 2/9

9:59 am-7:45 pm

2 stops65h 46m

Sydney Kingsford Smith

qui 2/19

9:40 pm-8:05 pm

2 stops38h 25m

$1,415

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

qui 2/26

12:55 pm-9:35 am

2 stops28h 40m

Sydney Kingsford Smith

sex 3/6

11:20 am-10:35 pm

2 stops27h 15m

$1,469

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 21 results
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 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 Expedia the most. Expedia 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 $511). 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.

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 janeiro 21, 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
8,088 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Comfort

7.9

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
8,088 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Comfort

7.9

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
973 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Comfort

7.9

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
9,191 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Comfort

7.9

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
11,174 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Food

7.2

Comfort

7.9

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.

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

    Qantas Airways can get you from Washington, D.C. Reagan-National Airport to Sydney in just under 27h 52m. Your travel time can differ by up to . The distance between Washington, D.C. Reagan-National Airport and Sydney is about 9758 mi.

  • 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 72% 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 $511). 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?

Book flights to Sydney if you plan to visit one of these locations
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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Reagan-National to Coolangatta flights
Dulles Intl to Ballina flights

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 janeiro 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$346Average$1,211FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$832Average$1,296FlexibilityNo cancel feeOn-time71%
DeltaCheapest$850Average$971FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$878Average$1,320FlexibilityNo cancel feeOn-time74%

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