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Cheap flights from Sydney to Washington from $639

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
1 Apr — 8 Apr1
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 27 March 2025.

Round-trip from

$1,398

One-way from

$639

Popular in

December

Cheapest in

February

Average price

$1,635
Air Canada
  • Air Canada
  • 15/7-13/8
  • 2 total stops
  • 49h 20m total
  • Sydney to Washington
Search Deals
8/5
  • 8/5
  • 1 total stop
  • 24h 24m total
  • Sydney to Washington
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($214 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($76 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 27 March 2025.

Tue 15/709:20SYD - PDX
1 stop17h 15mAir Canada
Wed 13/806:15PDX - SYD
1 stop32h 05mAir Canada
Deal found 26/3$1,398
Tue 15/706:00SYD - PDX
2 stops20h 35mMultiple Airlines
Wed 13/815:25PDX - SYD
1 stop22h 55mMultiple Airlines
Deal found 26/3$1,414
Mon 19/509:10SYD - PDX
1 stop31h 49mQantas Airways
Wed 28/506:00PDX - SYD
1 stop32h 05mQantas Airways
Deal found 26/3$1,433
Mon 29/909:20SYD - SEA
1 stop29h 56mAir Canada
Mon 13/1014:55SEA - SYD
2 stops46h 45mAir Canada
Deal found 26/3$1,481
Tue 20/521:30SYD - SEA
1 stop28h 39mAmerican Airlines
Mon 26/519:05SEA - SYD
1 stop19h 00mAmerican Airlines
Deal found 26/3$1,487
Mon 19/510:25SYD - PDX
2 stops30h 32mAmerican Airlines
Wed 28/506:00PDX - SYD
1 stop32h 05mAmerican Airlines
Deal found 26/3$1,490
Wed 21/517:45SYD - SEA
1 stop22h 24mQantas Airways
Wed 28/518:52SEA - SYD
1 stop19h 38mQantas Airways
Deal found 26/3$1,497
Thu 27/312:10SYD - PDX
1 stop18h 27mUnited Airlines
Wed 2/408:45PDX - SYD
2 stops29h 15mUnited Airlines
Deal found 26/3$1,528
Tue 20/517:45SYD - SEA
1 stop22h 02mMultiple Airlines
Mon 26/518:52SEA - SYD
1 stop19h 38mMultiple Airlines
Deal found 26/3$1,530
Wed 23/409:25SYD - SEA
2 stops26h 14mDelta
Wed 30/409:55SEA - SYD
2 stops27h 40mDelta
Deal found 26/3$1,543
Thu 27/310:05SYD - PDX
2 stops24h 16mDelta
Wed 2/411:30PDX - SYD
2 stops26h 05mDelta
Deal found 26/3$1,543
Sat 24/509:10SYD - PDX
2 stops27h 30mBritish Airways
Sat 31/523:59PDX - SYD
1 stop37h 56mBritish Airways
Deal found 26/3$1,586

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 27 March 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

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 15/7

09:20-09:35

1 stop17h 15m

Portland

Wed 13/8

06:15-07:20

1 stop32h 05m

$1,398

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 15/7

06:00-09:35

2 stops20h 35m

Portland

Wed 13/8

15:25-07:20

1 stop22h 55m

$1,414

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 19/5

09:10-23:59

1 stop31h 49m

Portland

Wed 28/5

06:00-07:05

1 stop32h 05m

$1,433

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 20/5

21:30-09:09

1 stop28h 39m

Seattle/Tacoma Intl

Mon 26/5

19:05-07:05

1 stop19h 00m

$1,487

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 19/5

10:25-23:57

2 stops30h 32m

Portland

Wed 28/5

06:00-07:05

1 stop32h 05m

$1,490

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 21/5

17:45-23:09

1 stop22h 24m

Seattle/Tacoma Intl

Wed 28/5

18:52-07:30

1 stop19h 38m

$1,497

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 15/7

09:30-17:31

2 stops25h 01m

Portland

Wed 13/8

10:55-07:00

2 stops27h 05m

$1,528

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 20/5

17:45-22:47

1 stop22h 02m

Seattle/Tacoma Intl

Mon 26/5

18:52-07:30

1 stop19h 38m

$1,530

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 23/4

09:25-16:45

2 stops24h 20m

Seattle/Tacoma Intl

Wed 30/4

17:58-06:35

1 stop19h 37m

$1,543

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sat 24/5

09:10-19:40

2 stops27h 30m

Portland

Sat 31/5

23:59-06:55

1 stop37h 56m

$1,586

Flights are sorted by cheapest return flights first.

Deals found on 26/3

Showing 1-10 of 46 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 $1,482). 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 27 March 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.

Rainfall in Washington by month

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

In terms of precipitation, rainfall in State of Washington ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit State of Washington when rainfall is around 18.0 mm.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

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 27 March 2025.
Get a feel of what it's like to fly with Air Tahiti Nui, Korean Air and Japan Airlines from Sydney to Washington by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Crew

9.1

Boarding

8.7

Overall

8.7

Food

7.8

Comfort

8.0

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
61 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Crew

9.1

Boarding

8.7

Overall

8.7

Food

7.8

Comfort

8.0

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.
Korean Air
8.4
Very Good
1,050 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Crew

9.1

Boarding

8.7

Overall

8.7

Food

7.8

Comfort

8.0

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.
Japan Airlines
8.3
Very Good
1,440 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Crew

9.1

Boarding

8.7

Overall

8.7

Food

7.8

Comfort

8.0

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
8.3
Very Good
828 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Crew

9.1

Boarding

8.7

Overall

8.7

Food

7.8

Comfort

8.0

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.
China Airlines
8.2
Very Good
722 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Crew

9.1

Boarding

8.7

Overall

8.7

Food

7.8

Comfort

8.0

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 Philippine Airlines, with whom users have recently found tickets for as low as $1,075. However, be on the lookout for offers from Asiana Airlines and Air Canada, 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 $1,482). 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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Alternative routes for Sydney to Washington

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 27 March 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,067Average$1,873FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$1,193Average$2,129FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Asiana AirlinesCheapest$1,281Average$1,586FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Hawaiian AirlinesCheapest$1,328Average$1,847FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Air CanadaCheapest$1,328Average$1,712FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
ANACheapest$1,350Average$1,757FlexibilityNo cancel feeOn-time80%
Search ANA flights
Philippine AirlinesCheapest$1,355Average$1,440FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
China AirlinesCheapest$1,374Average$1,752FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
American AirlinesCheapest$1,403Average$1,545FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air New ZealandCheapest$1,422Average$1,514FlexibilityNo cancel feeOn-time78%
Search Air New Zealand 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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