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Cheap flights from Sydney to Washington from $642

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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
9 Jul — 16 Jul1
1 adult

Cheap flight deals from Sydney to Washington

Keep the following information in mind while searching for Sydney to Washington flight deals. Data was last updated 4 July 2025.

Round-trip from

$1,231

One-way from

$642

Popular in

December

Cheapest in

February

Average price

$1,966
Air Canada
  • Air Canada
  • 31/7-18/8
  • 2 total stops
  • 45h 21m total
  • Sydney to Washington
Search Deals
27/8
  • 27/8
  • 2 total stops
  • 31h 55m total
  • Sydney to Washington
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($236 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($66 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Sydney to Washington

Cheapest flights from Sydney to Washington
Explore the most affordable flight options available from Sydney to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Thu 20/1111:20SYD - SEA
1 stop17h 11mAir Canada
Fri 28/1115:40SEA - SYD
1 stop22h 55mAir Canada
Deal found 2/7$1,231
Fri 7/1111:20SYD - SEA
1 stop17h 11mMultiple Airlines
Tue 11/1120:00SEA - SYD
2 stops22h 55mMultiple Airlines
Deal found 2/7$1,278
Fri 12/917:45SYD - SEA
1 stop21h 13mQantas Airways
Wed 24/916:59SEA - SYD
1 stop21h 06mQantas Airways
Deal found 1/7$1,301
Thu 24/709:10SYD - SEA
1 stop29h 31mAmerican Airlines
Fri 8/810:55SEA - SYD
2 stops27h 10mAmerican Airlines
Deal found 3/7$1,304
Tue 16/909:30SYD - SEA
1 stop21h 00mUnited Airlines
Thu 23/1017:26SEA - SYD
1 stop20h 34mUnited Airlines
Deal found 3/7$1,324
Sat 13/909:25SYD - SEA
2 stops24h 15mDelta
Wed 22/1013:30SEA - SYD
2 stops24h 05mDelta
Deal found 3/7$1,325
Thu 20/1110:30SYD - SEA
1 stop22h 25mAsiana Airlines
Thu 27/1100:10SEA - SYD
1 stop37h 20mAsiana Airlines
Deal found 3/7$1,403
Tue 16/909:55SYD - PDX
2 stops27h 42mAir New Zealand
Tue 21/1015:50PDX - SYD
2 stops22h 55mAir New Zealand
Deal found 3/7$1,436
Fri 1/809:20SYD - PDX
1 stop17h 10mAir Canada
Tue 12/806:15PDX - SYD
1 stop32h 05mAir Canada
Deal found 3/7$1,476
Fri 1/816:20SYD - PDX
2 stops45h 03mMultiple Airlines
Tue 12/817:35PDX - SYD
1 stop28h 05mMultiple Airlines
Deal found 3/7$1,490
Thu 4/909:30SYD - PDX
2 stops24h 51mUnited Airlines
Thu 18/913:01PDX - SYD
2 stops24h 59mUnited Airlines
Deal found 1/7$1,564
Thu 18/909:25SYD - PDX
2 stops24h 43mDelta
Tue 21/1013:37PDX - SYD
2 stops23h 58mDelta
Deal found 3/7$1,570

Cheapflights Fare Finder

Customise your flight search to find flights from Sydney to Washington 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 647,157 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from Sydney to Washington that are best for you.

Fly from

Sydney

Fly to

Washington

Route

Depart

Return

Price

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 20/11

11:20-09:31

1 stop17h 11m

Seattle/Tacoma Intl

Fri 28/11

15:40-09:35

1 stop22h 55m

$1,231

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 7/11

11:20-09:31

1 stop17h 11m

Seattle/Tacoma Intl

Tue 11/11

20:00-13:55

2 stops22h 55m

$1,278

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 12/9

17:45-21:58

1 stop21h 13m

Seattle/Tacoma Intl

Wed 24/9

16:59-07:05

1 stop21h 06m

$1,301

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 24/7

09:10-21:41

1 stop29h 31m

Seattle/Tacoma Intl

Fri 8/8

10:55-07:05

2 stops27h 10m

$1,304

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 16/9

09:30-13:30

1 stop21h 00m

Seattle/Tacoma Intl

Wed 22/10

07:00-07:55

1 stop30h 55m

$1,324

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 13/9

09:25-16:40

2 stops24h 15m

Seattle/Tacoma Intl

Wed 22/10

13:30-07:35

2 stops24h 05m

$1,325

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 20/11

10:30-13:55

1 stop22h 25m

Seattle/Tacoma Intl

Thu 27/11

00:10-08:30

1 stop37h 20m

$1,403

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 16/9

09:55-20:37

2 stops27h 42m

Portland

Tue 21/10

15:50-08:45

2 stops22h 55m

$1,436

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 1/8

09:20-09:30

1 stop17h 10m

Portland

Tue 12/8

06:15-07:20

1 stop32h 05m

$1,476

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 1/8

16:20-20:23

2 stops45h 03m

Portland

Tue 12/8

17:35-14:40

1 stop28h 05m

$1,490

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Showing 1-10 of 32 results
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Best time to book a flight from Sydney to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Sydney with our price prediction graph.
Estimated return 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 Sydney to Washington

What is the cheapest month to book a flight from Sydney to State of Washington?

Currently, March is the cheapest month in which you can book a flight from Sydney to State of Washington (average of $875). Flying from Sydney to State of Washington in December is currently the most expensive (average of $1,404). 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 SYD to WA?

Find hourly flight availability from Sydney to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to State of Washington as you normally would.

How much does it cost for a return flight from Sydney to State of Washington?

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated 4 July 2025.
Get a feel of what it's like to fly with Air Tahiti Nui, ANA, andSingapore Airlines from Sydney to Washington by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Boarding

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

Overall

8.7

Crew

9.0

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
Check prices

Boarding

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

Overall

8.7

Crew

9.0

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.
ANA
8.4
Very Good
893 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Boarding

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

Overall

8.7

Crew

9.0

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.
Singapore Airlines
8.1
Very Good
1,320 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Boarding

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

Overall

8.7

Crew

9.0

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.
Fiji Airways
8.0
Very Good
202 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Boarding

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

Overall

8.7

Crew

9.0

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.
Delta
8.0
Very Good
7,982 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Boarding

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

Overall

8.7

Crew

9.0

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.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Washington. 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 from for flights from Sydney to Washington?

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to Washington. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

  • What are the cheapest airlines to fly from Sydney to State of Washington one-way?

    The cheapest airline one-way is Qantas Airways, with whom users have recently found tickets for as low as $753. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Sydney to State of Washington for a low price.

  • Can I find deals for flights from Sydney to Washington that include hotel bookings?

    Yes. In addition to deals on Sydney to Washington flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Washington?

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

  • Can I find deals for business class flights from Sydney to Washington?

    Yes. Cheapflights offers flight deals from Sydney to Washington 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 Sydney to State of Washington?

    Currently, March is the cheapest month in which you can book a flight from Sydney to State of Washington (average of $875). Flying from Sydney to State of Washington in December is currently the most expensive (average of $1,404). 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

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Sydney to Washington

Discover the top 10 airlines that operate flights from Sydney to Washington. 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 647,157 searches. Data last updated 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$349Average$2,063FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapest$1,209Average$1,710FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Asiana AirlinesCheapest$1,229Average$1,562FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Air CanadaCheapest$1,233Average$1,594FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Qantas AirwaysCheapest$1,260Average$1,634FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
DeltaCheapest$1,308Average$2,152FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Philippine AirlinesCheapest$1,321Average$1,512FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Hawaiian AirlinesCheapest$1,352Average$1,858FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Air New ZealandCheapest$1,365Average$1,423FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
American AirlinesCheapest$1,415Average$2,000FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to Washington?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Washington from Sydney today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Sydney to Washington?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Washington for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Sydney to Washington with no change fees?

Yes! Cheapflights helps users easily find flights from Sydney to Washington with no change fees.

Can Cheapflights notify me if prices for flights from Sydney to Washington become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Washington from Sydney today and book when prices fit your budget.

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