HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sydney

$415+ 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SYD
ene. 21 — ene. 281
mar. 1/21
mar. 1/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Reagan-National to Sydney with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 (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 enero 16, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$859
(American Airlines)

One-way from

$415
(American Airlines)

Popular in

May

Cheapest in

August

Average price

$1,740
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
High demand for flights, 9% potential price rise
Search Deals
Best time to find cheap flights, 4% potential price drop
Search Deals
Average for round-trip flights in January 2025
Search Deals

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 enero 16, 2025.

This American Airlines deal was found by Cheapflights users on 1/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/410:37 amDCA - SYD
2 stops27h 33mAmerican Airlines
mar. 2/1811:50 amSYD - DCA
1 stop23h 58mAmerican Airlines
Deal found 1/16$859
This Flighttix deal was found by Cheapflights users on 1/16. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/410:37 amDCA - SYD
1 stop27h 58mBritish Airways
jue. 2/2011:50 amSYD - DCA
2 stops22h 09mBritish Airways
Deal found 1/16$860
This CheapOair deal was found by Cheapflights users on 1/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 1/165:30 pmDCA - SYD
1 stop23h 30mQantas Airways
jue. 1/2311:15 amSYD - DCA
1 stop25h 44mQantas Airways
Deal found 1/16$884
This oojo deal was found by Cheapflights users on 1/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/15:15 pmDCA - SYD
2 stops27h 15mFiji Airways
mar. 3/116:15 amSYD - DCA
2 stops31h 44mFiji Airways
Deal found 1/16$1,192
This Trip.com deal was found by Cheapflights users on 1/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/57:00 amDCA - SYD
2 stops34h 00mMultiple Airlines
mar. 3/1811:15 amSYD - DCA
2 stops25h 44mMultiple Airlines
Deal found 1/16$1,208
This Air Canada deal was found by Cheapflights users on 1/16. 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.
lun. 3/106:00 amDCA - SYD
3 stops35h 35mAir Canada
mar. 3/2510:20 amSYD - DCA
2 stops37h 37mAir Canada
Deal found 1/16$1,235
This Alaska Airlines deal was found by Cheapflights users on 1/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/195:15 pmDCA - SYD
2 stops34h 30mAlaska Airlines
jue. 2/279:40 pmSYD - DCA
2 stops39h 19mAlaska Airlines
Deal found 1/16$1,369
This United Airlines deal was found by Cheapflights users on 1/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/216:00 pmDCA - SYD
1 stop22h 55mUnited Airlines
dom. 10/511:20 amSYD - DCA
1 stop20h 36mUnited Airlines
Deal found 1/16$1,554
This Delta deal was found by Cheapflights users on 1/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/215:15 pmDCA - SYD
2 stops23h 20mDelta
dom. 10/510:25 amSYD - DCA
1 stop20h 55mDelta
Deal found 1/16$1,568
This oojo deal was found by Cheapflights users on 1/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/302:46 pmDCA - SYD
2 stops27h 59mAir New Zealand
mié. 5/710:20 amSYD - DCA
1 stop20h 36mAir New Zealand
Deal found 1/15$1,607

Find flights from Reagan-National to Sydney within your budget

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 enero 16, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

mar. 2/4

10:37 am-6:10 am

2 stops27h 33m

Sydney Kingsford Smith

mar. 2/18

11:50 am-7:48 pm

1 stop23h 58m

$859

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

mar. 2/4

10:37 am-6:35 am

1 stop27h 58m

Sydney Kingsford Smith

jue. 2/20

11:50 am-5:59 pm

2 stops22h 09m

$860

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

mar. 3/4

9:00 am-9:00 am

1 stop32h 00m

Sydney Kingsford Smith

dom. 3/16

6:40 pm-1:44 pm

2 stops34h 04m

$929

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

sáb. 3/1

5:15 pm-12:30 pm

2 stops27h 15m

Sydney Kingsford Smith

mar. 3/11

6:15 am-10:59 pm

2 stops31h 44m

$1,192

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

mié. 3/5

7:00 am-9:00 am

2 stops34h 00m

Sydney Kingsford Smith

mar. 3/18

11:15 am-9:59 pm

2 stops25h 44m

$1,208

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

lun. 3/10

6:00 am-8:35 am

3 stops35h 35m

Sydney Kingsford Smith

mar. 3/25

10:20 am-8:57 am

2 stops37h 37m

$1,235

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

mié. 2/19

5:15 pm-7:45 pm

2 stops34h 30m

Sydney Kingsford Smith

jue. 2/27

9:40 pm-8:59 pm

2 stops39h 19m

$1,369

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

dom. 4/13

5:59 pm-6:55 am

1 stop22h 56m

Sydney Kingsford Smith

dom. 4/20

10:20 am-4:57 pm

1 stop20h 37m

$1,554

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

mié. 4/30

2:46 pm-8:45 am

2 stops27h 59m

Sydney Kingsford Smith

mié. 5/7

10:20 am-4:56 pm

1 stop20h 36m

$1,607

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

lun. 3/3

9:21 am-12:00 pm

2 stops34h 39m

Sydney Kingsford Smith

dom. 3/9

3:15 pm-8:29 am

2 stops33h 14m

$1,651

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C. Reagan-National Airport-Sydney flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

Travel insights for flights from Reagan-National to Sydney

Get recent, data-driven insights about flights from Reagan-National to Sydney including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Sydney. Price data was last updated on January 10, 2025.

The price you pay for your flight from Washington, D.C. Reagan-National Airport to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 53 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Sydney (average of $1,051). Flying from Washington, D.C. Reagan-National Airport to Sydney in December is currently the most expensive (average of $1,643). 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.

What is the cheapest time of day to fly from DCA to SYD?

Find hourly flight availability from Reagan-National to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 16, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 40% on flights from Washington, D.C. Reagan-National Airport to Sydney by exploring options for tickets in the evening.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

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 enero 16, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Sydney, such as American Airlines, Qantas Airways and Fiji Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Entertainment

7.3

Crew

9.1

Boarding

8.7

Overall

8.8

Comfort

8.1

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air Tahiti Nui
8.8
Very good
62 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Entertainment

7.3

Crew

9.1

Boarding

8.7

Overall

8.8

Comfort

8.1

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Fiji Airways
8.1
Very good
187 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Entertainment

7.3

Crew

9.1

Boarding

8.7

Overall

8.8

Comfort

8.1

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Alaska Airlines
8.0
Very good
9,681 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Entertainment

7.3

Crew

9.1

Boarding

8.7

Overall

8.8

Comfort

8.1

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Delta
8.0
Very good
8,511 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Entertainment

7.3

Crew

9.1

Boarding

8.7

Overall

8.8

Comfort

8.1

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air New Zealand
7.9
Good
485 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Food

7.8

Entertainment

7.3

Crew

9.1

Boarding

8.7

Overall

8.8

Comfort

8.1

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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 6 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 $859. Other airlines that can offer you cheap pricing are British Airways, from $860, and Qantas Airways, from $929. Users have found that American Airlines is 33% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Sydney one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $415. Qantas Airways flights start at $442 while deals on Fiji Airways start at $692 one-way.

  • 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, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Sydney (average of $1,051). Flying from Washington, D.C. Reagan-National Airport to Sydney in December is currently the most expensive (average of $1,643). 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 Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Wollongong
Parramatta
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Sydney flights
Baltimore to Sydney flights
Dulles Intl to Coolangatta flights
Baltimore to Coolangatta flights
Reagan-National to Coolangatta flights
Dulles Intl to Ballina flights

Top 6 airlines flying from Reagan-National to Sydney

Discover the top 6 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 enero 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$833Average$1,297FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$845Average$1,005FlexibilityNo cancel feeOn-time71%
DeltaCheapest$848Average$867FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$855Average$1,291FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,091Average$1,692FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$1,387Average$1,587FlexibilityNo cancel feeOn-time78%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.