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 $871. Other airlines that can offer you cheap pricing are Fiji Airways, from $1,216, and Air New Zealand, from $1,328. Users have found that Delta is 24% 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 Delta, which is currently one of the cheapest options available, starting at $431. Fiji Airways flights start at $629 while deals on Alaska Airlines start at $696 one-way.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Sydney?

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Sydney flight should consider departing on Friday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Washington, D.C. Reagan-National Airport to Sydney?

American Airlines, Delta and Qantas Airways are the most popular airlines when flying from Washington, D.C. Reagan-National Airport to Sydney.

What is the cheapest day to fly round-trip from Washington, D.C. Reagan-National Airport to Sydney?

Flights from Washington, D.C. Reagan-National Airport to Sydney are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Sydney.

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

The best pricing can be found in the month of February. Prices to Sydney from Washington, D.C. Reagan-National Airport average $1,231. You can even find prices in February for less than $1,231, as users have found deals to Sydney from as low as $825. The month of December appears to be one of the more expensive times to travel to Sydney from Washington, D.C. Reagan-National Airport. Flying in the targeted month can save you up to 43%.

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.

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.

$431+ Flights from Washington, D.C. Reagan-National Airport to Sydney

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Cheap flight deals from Reagan-National to Sydney

Round-trip from	$871 (Delta)
One-way from	$431 (Delta)
Popular in	January
Cheapest in	October
Average price	$925

From Washington, D.C. Reagan-National to Sydney Kingsford Smith

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One-way flight from Washington, D.C. Reagan-National to Sydney Kingsford Smith

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($209 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($53 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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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 June 12, 2025.

Sun 7/275:10 pmDCA - SYD

1 stop23h 25mDelta

Sun 8/39:25 amSYD - DCA

1 stop20h 35mDelta

Deal found 6/12

$871

Sat 11/17:17 pmDCA - SYD

2 stops26h 13mFiji Airways

Sat 11/82:30 pmSYD - DCA

2 stops22h 24mFiji Airways

Deal found 6/10

$1,202

Sun 8/244:47 pmDCA - SYD

2 stops25h 58mAir New Zealand

Sun 9/711:50 amSYD - DCA

2 stops24h 19mAir New Zealand

Deal found 6/11

$1,328

Tue 7/89:59 amDCA - SYD

1 stop31h 31mMultiple Airlines

Fri 7/184:20 pmSYD - DCA

2 stops44h 39mMultiple Airlines

Deal found 6/10

$1,352

Tue 10/149:40 amDCA - SYD

3 stops31h 40mAir Canada

Tue 11/1111:20 amSYD - DCA

2 stops25h 40mAir Canada

Deal found 6/12

$1,378

Wed 10/156:59 pmDCA - SYD

2 stops33h 46mAlaska Airlines

Tue 10/289:40 pmSYD - DCA

2 stops37h 20mAlaska Airlines

Deal found 6/10

$1,386

Wed 8/275:30 pmDCA - SYD

1 stop23h 35mQantas Airways

Tue 9/912:10 pmSYD - DCA

1 stop22h 48mQantas Airways

Deal found 6/9

$1,453

Best flights from Reagan-National to Sydney
Discover carefully curated flight deals from Reagan-National to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Sun 7/275:10 pmDCA - SYD

1 stop23h 25mDelta

Sun 8/39:25 amSYD - DCA

1 stop20h 35mDelta

Deal found 6/12

$871

Tue 8/267:31 pmDCA - SYD

2 stops36h 39mFiji Airways

Tue 9/96:00 amSYD - DCA

2 stops31h 00mFiji Airways

Deal found 6/11

$1,216

Sun 8/244:47 pmDCA - SYD

2 stops25h 58mAir New Zealand

Sun 9/711:50 amSYD - DCA

2 stops24h 19mAir New Zealand

Deal found 6/11

$1,328

Tue 7/89:59 amDCA - SYD

1 stop31h 31mMultiple Airlines

Fri 7/184:20 pmSYD - DCA

2 stops44h 39mMultiple Airlines

Deal found 6/10

$1,352

Tue 9/99:40 amDCA - SYD

3 stops31h 40mAir Canada

Tue 9/239:20 amSYD - DCA

2 stops26h 31mAir Canada

Deal found 6/9

$1,379

Tue 8/126:58 pmDCA - SYD

2 stops34h 47mAlaska Airlines

Thu 8/219:40 pmSYD - DCA

2 stops37h 19mAlaska Airlines

Deal found 6/10

$1,406

Wed 8/275:30 pmDCA - SYD

1 stop23h 35mQantas Airways

Tue 9/912:10 pmSYD - DCA

1 stop22h 48mQantas Airways

Deal found 6/9

$1,453

Sun 8/37:32 pmDCA - SYD

1 stop21h 23mAmerican Airlines

Wed 8/209:10 amSYD - DCA

1 stop25h 49mAmerican Airlines

Deal found 6/10

$1,544

Mon 8/45:00 pmDCA - SYD

2 stops24h 00mUnited Airlines

Thu 8/1410:20 amSYD - DCA

3 stops26h 22mUnited Airlines

Deal found 6/10

$1,615

Fri 8/83:30 pmDCA - SYD

2 stops37h 45mANA

Sun 8/248:55 pmSYD - DCA

2 stops31h 21mANA

Deal found 6/10

$1,656

Last-minute flights from Reagan-National to Sydney
Discover last-minute flight deals from Reagan-National to Sydney. Data last updated June 12, 2025 and is based on user searches.

Tue 6/179:59 amDCA - SYD

3 stops56h 21mAir Tahiti Nui

Sat 6/2112:50 pmSYD - DCA

3 stops65h 32mAir Tahiti Nui

Deal found 6/10

$7,114

Wed 6/185:59 pmDCA - SYD

1 stop22h 56mUnited Airlines

Wed 7/910:20 amSYD - DCA

1 stop25h 07mUnited Airlines

Deal found 6/11

$1,860

Wed 6/186:59 amDCA - SYD

2 stops34h 21mAir Canada

Wed 7/99:20 amSYD - DCA

3 stops38h 58mAir Canada

Deal found 6/11

$2,362

Wed 6/186:06 amDCA - SYD

2 stops34h 14mKorean Air

Thu 7/107:55 amSYD - DCA

2 stops29h 47mKorean Air

Deal found 6/11

$3,156

Wed 6/186:00 amDCA - SYD

2 stops34h 10mCathay Pacific

Sun 6/299:50 pmSYD - DCA

2 stops36h 53mCathay Pacific

Deal found 6/11

$9,136

Thu 6/195:55 pmDCA - SYD

2 stops38h 15mFiji Airways

Thu 7/176:15 amSYD - DCA

2 stops49h 43mFiji Airways

Deal found 6/10

$1,548

Thu 6/195:30 pmDCA - SYD

1 stop23h 35mAmerican Airlines

Thu 7/1710:25 amSYD - DCA

1 stop28h 24mAmerican Airlines

Deal found 6/10

$1,944

Thu 6/196:59 pmDCA - SYD

3 stops44h 21mBritish Airways

Thu 7/172:40 pmSYD - DCA

3 stops41h 47mBritish Airways

Deal found 6/10

$3,784

Thu 6/194:45 pmDCA - SYD

2 stops26h 00mMultiple Airlines

Thu 7/1711:50 amSYD - DCA

3 stops42h 13mMultiple Airlines

Deal found 6/12

$7,788

Fri 6/205:30 pmDCA - SYD

1 stop23h 35mQantas Airways

Tue 7/89:30 pmSYD - DCA

1 stop34h 28mQantas Airways

Deal found 6/11

$1,965

Sat 6/215:29 pmDCA - SYD

2 stops47h 06mDelta

Mon 7/79:25 amSYD - DCA

2 stops52h 04mDelta

Deal found 6/11

$908

Sat 6/218:00 pmDCA - SYD

2 stops46h 45mAir New Zealand

Tue 7/810:20 amSYD - DCA

1 stop20h 30mAir New Zealand

Deal found 6/11

$1,831

One-way flights from Reagan-National to Sydney
Search for one-way flight options from Reagan-National to Sydney. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Thu 8/71:41 pmDCA - SYD

2 stops26h 54mDelta

Deal found 6/11

$431

Tue 9/97:35 pmDCA - SYD

2 stops26h 10mFiji Airways

Deal found 6/9

$629

Wed 8/278:59 amDCA - SYD

1 stop32h 31mAlaska Airlines

Deal found 6/11

$696

Wed 8/275:30 pmDCA - SYD

2 stops28h 15mMultiple Airlines

Deal found 6/11

$725

Tue 9/95:30 pmDCA - SYD

1 stop23h 35mQantas Airways

Deal found 6/9

$842

Thu 8/712:00 pmDCA - SYD

3 stops29h 00mUnited Airlines

Deal found 6/11

$966

Sat 7/191:00 pmDCA - SYD

2 stops40h 15mANA

Deal found 6/9

$1,065

Sat 7/195:30 pmDCA - SYD

2 stops48h 30mPhilippine Airlines

Deal found 6/9

$1,222

Tue 8/265:30 pmDCA - SYD

3 stops31h 40mAir Tahiti Nui

Deal found 6/11

$1,363

Tue 7/158:20 amDCA - SYD

2 stops32h 00mJapan Airlines

Deal found 6/10

$1,468

Sun 8/36:00 amDCA - SYD

3 stops35h 20mAir Canada

Deal found 6/11

$1,675

Tue 6/246:00 amDCA - SYD

2 stops36h 40mCathay Pacific

Deal found 6/10

$2,132

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 7/27

5:10 pm-6:35 am

1 stop23h 25m

Sydney Kingsford Smith

Sun 8/3

9:25 am-4:00 pm

1 stop20h 35m

$871

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Tue 8/26

7:31 pm-10:10 pm

2 stops36h 39m

Sydney Kingsford Smith

Tue 9/9

6:00 am-11:00 pm

2 stops31h 00m

$1,216

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 8/24

4:47 pm-8:45 am

2 stops25h 58m

Sydney Kingsford Smith

Sun 9/7

11:50 am-10:09 pm

2 stops24h 19m

$1,328

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Tue 7/8

9:59 am-7:30 am

1 stop31h 31m

Sydney Kingsford Smith

Fri 7/18

4:20 pm-10:59 pm

2 stops44h 39m

$1,352

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Tue 9/9

9:40 am-7:20 am

3 stops31h 40m

Sydney Kingsford Smith

Tue 9/23

9:20 am-9:51 pm

2 stops26h 31m

$1,379

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Tue 8/12

6:58 pm-7:45 pm

2 stops34h 47m

Sydney Kingsford Smith

Thu 8/21

9:40 pm-8:59 pm

2 stops37h 19m

$1,406

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Wed 8/27

5:30 pm-7:05 am

1 stop23h 35m

Sydney Kingsford Smith

Tue 9/9

12:10 pm-8:58 pm

1 stop22h 48m

$1,453

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sun 8/3

7:32 pm-6:55 am

1 stop21h 23m

Sydney Kingsford Smith

Wed 8/20

9:10 am-8:59 pm

1 stop25h 49m

$1,544

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Mon 8/4

5:00 pm-7:00 am

2 stops24h 00m

Sydney Kingsford Smith

Thu 8/14

10:20 am-10:42 pm

3 stops26h 22m

$1,615

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Fri 8/8

3:30 pm-7:15 pm

2 stops37h 45m

Sydney Kingsford Smith

Sun 8/24

8:55 pm-2:16 pm

2 stops31h 21m

$1,656

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 25 results

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

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

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 11 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, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Sydney (average of $1,041). Flying from Washington, D.C. Reagan-National Airport to Sydney in December is currently the most expensive (average of $1,635). 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?

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

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

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

Read through reviews of airlines operating flights from Washington, D.C. to Sydney, such as Air Tahiti Nui, Japan Airlines and ANA. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Air Tahiti Nui

8.7

Very good

64 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

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

8.7

Very good

64 reviews

Air Tahiti Nui

8.7

Very good

64 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Japan Airlines

8.3

Very good

1,490 reviews

Air Tahiti Nui

8.7

Very good

64 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

ANA

8.3

Very good

882 reviews

Air Tahiti Nui

8.7

Very good

64 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Fiji Airways

8.1

Very good

194 reviews

Air Tahiti Nui

8.7

Very good

64 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Singapore Airlines

8.1

Very good

1,302 reviews

Air Tahiti Nui

8.7

Very good

64 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Related info for your journey

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 $871. Other airlines that can offer you cheap pricing are Fiji Airways, from $1,216, and Air New Zealand, from $1,328. Users have found that Delta is 24% 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 Delta, which is currently one of the cheapest options available, starting at $431. Fiji Airways flights start at $629 while deals on Alaska Airlines start at $696 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, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Sydney (average of $1,041). Flying from Washington, D.C. Reagan-National Airport to Sydney in December is currently the most expensive (average of $1,635). 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.

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Other flights to Sydney

Top 4 airlines flying from Reagan-National to Sydney

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$346	Average$1,557	FlexibilityNo cancel fee	On-time69%
Qantas Airways	Cheapest$815	Average$1,139	FlexibilityNo cancel fee	On-time74%
American Airlines	Cheapest$832	Average$925	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$848	Average$910	FlexibilityNo cancel fee	On-timeN/A

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$431+ 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.

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Find flight deals from Reagan-National to Sydney

Cheapest flights from Reagan-National to SydneyExplore 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 June 12, 2025.

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 June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Sydney that are best for you.

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.

Cheapflights Insights

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

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 June 9, 2025.

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

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 June 12, 2025.

Rainfall in Sydney by month

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

Temperature in Sydney by month

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

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 June 12, 2025.

Read through reviews of airlines operating flights from Washington, D.C. to Sydney, such as Air Tahiti Nui, Japan Airlines and ANA. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

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

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

Traveling to a place near Washington, D.C. Reagan-National Airport?

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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.

Top 4 airlines flying from Reagan-National to Sydney

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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 June 12, 2025.