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$569+ Cheap flights from Sydney (SYD) to Washington

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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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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 October 30, 2025.

This BestPriceTravel deal was found by Cheapflights users on 10/29. 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 BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:40 pmSYD - SEA
1 stop20h 41mHawaiian Airlines
Sun 11/166:30 pmSEA - SYD
1 stop30h 15mHawaiian Airlines
Deal found 10/29$815
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 11/139:40 pmSYD - SEA
2 stops20h 56mAlaska Airlines
Sun 11/166:59 pmSEA - SYD
2 stops29h 46mAlaska Airlines
Deal found 10/29$851
This Vliegwinkel deal was found by Cheapflights users on 10/28. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/209:40 pmSYD - SEA
1 stop29h 00mMultiple Airlines
Fri 12/53:40 pmSEA - SYD
1 stop33h 35mMultiple Airlines
Deal found 10/28$859
This Trip.com deal was found by Cheapflights users on 10/29. 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.
Wed 12/311:20 amSYD - SEA
1 stop22h 04mMultiple Airlines
Wed 12/1012:30 pmSEA - SYD
1 stop23h 55mMultiple Airlines
Deal found 10/29$899
This BYOjet deal was found by Cheapflights users on 10/29. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/298:30 amSYD - PDX
2 stops19h 45mAir Canada
Mon 12/83:15 pmPDX - SYD
1 stop23h 20mAir Canada
Deal found 10/29$902
This BYOjet deal was found by Cheapflights users on 10/29. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/261:55 pmSYD - SEA
2 stops27h 35mAir New Zealand
Thu 12/111:05 pmSEA - SYD
2 stops24h 40mAir New Zealand
Deal found 10/29$908
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 12/259:40 pmSYD - PDX
1 stop18h 29mAlaska Airlines
Wed 12/316:09 pmPDX - SYD
2 stops30h 36mAlaska Airlines
Deal found 10/29$916
This Gotogate deal was found by Cheapflights users on 10/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:20 amSYD - PDX
2 stops21h 55mMultiple Airlines
Mon 12/87:00 pmPDX - SYD
2 stops32h 15mMultiple Airlines
Deal found 10/29$923
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 12/259:40 pmSYD - PDX
1 stop18h 29mAlaska Airlines
Tue 12/3010:35 amPDX - SYD
2 stops38h 10mAlaska Airlines
Deal found 10/29$942
This BYOjet deal was found by Cheapflights users on 10/29. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/299:00 amSYD - PDX
2 stops19h 15mAir Canada
Sat 12/67:00 pmPDX - SYD
1 stop19h 35mAir Canada
Deal found 10/29$949
This BYOjet deal was found by Cheapflights users on 10/28. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/11:55 pmSYD - PDX
2 stops22h 41mAir New Zealand
Sun 11/167:30 amPDX - SYD
2 stops30h 15mAir New Zealand
Deal found 10/28$951
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 12/249:40 pmSYD - PDX
1 stop18h 29mAlaska Airlines
Wed 12/316:09 pmPDX - SYD
2 stops30h 36mAlaska Airlines
Deal found 10/29$965

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 October 30, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$815
(BestPriceTravel)

One-way from

$569
(Alaska Airlines)

Popular in

July

Cheapest in

August

Average price

$1,005
Provider with most accurate pricing for Sydney Kingsford Smith-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Seattle/Tacoma Intl flights.
Search Deals
From Sydney Kingsford Smith to Washington
Search Deals
One-way flight from Sydney Kingsford Smith to Washington
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated October 30, 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 11/13

9:40 pm-11:21 pm

1 stop20h 41m

Seattle/Tacoma Intl

Sun 11/16

6:30 pm-7:45 pm

1 stop30h 15m

$815

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 11/13

9:40 pm-11:36 pm

2 stops20h 56m

Seattle/Tacoma Intl

Sun 11/16

6:59 pm-7:45 pm

2 stops29h 46m

$851

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 12/25

9:40 pm-9:09 pm

1 stop18h 29m

Portland

Tue 12/30

7:00 am-7:45 pm

1 stop17h 45m

$959

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 12/24

9:40 pm-5:56 am

2 stops27h 16m

Portland

Wed 12/31

6:09 pm-7:45 pm

2 stops30h 36m

$965

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 11/26

5:45 pm-5:58 pm

1 stop19h 13m

Seattle/Tacoma Intl

Thu 12/11

2:59 pm-7:25 am

1 stop21h 26m

$969

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 3/11

10:20 am-2:55 pm

1 stop22h 35m

Seattle/Tacoma Intl

Sat 3/14

12:10 am-8:20 am

1 stop38h 10m

$969

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 11/25

11:20 am-2:31 pm

1 stop22h 11m

Seattle/Tacoma Intl

Wed 12/10

8:00 pm-6:55 am

1 stop39h 55m

$1,005

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 3/11

11:35 am-7:40 pm

1 stop26h 05m

Seattle/Tacoma Intl

Sun 3/15

10:30 pm-9:50 am

1 stop41h 20m

$1,034

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 12/24

2:00 pm-5:37 pm

2 stops22h 37m

Portland

Wed 12/31

12:54 pm-9:15 am

2 stops25h 21m

$1,058

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 12/24

2:00 pm-5:37 pm

2 stops22h 37m

Portland

Tue 12/30

2:45 pm-9:15 am

2 stops23h 30m

$1,058

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 34 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 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 Sydney to Washington

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

Currently, June is the cheapest month in which you can book a flight from Sydney to State of Washington (average of $710). Flying from Sydney to State of Washington in April is currently the most expensive (average of $881). 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 October 30, 2025.

It’s optimal to fly from Sydney to State of Washington in the evening. By choosing this option you can save up to 70% on the cost of your flight, compared to a flight in the afternoon.

How much does it cost to fly round-trip 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 October 30, 2025.
Read reviews from past customers who have flown Delta, Hawaiian Airlines, and United Airlines from Sydney to Washington. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
Delta
7.9
Good
7,993 reviews
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
Hawaiian Airlines
7.8
Good
2,797 reviews
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
Air Canada
7.1
Good
10,376 reviews
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

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?

    Most people fly from Sydney Kingsford Smith (SYD) if they book a flight from Sydney to Washington. Sydney Kingsford Smith is conveniently located just 4.6 mi from Sydney’s city center.

  • How long is the flight from Sydney to State of Washington?

    A quick flight from Sydney to State of Washington can take about 20h 41m. Hawaiian Airlines provides one of the quickest options available for as low as $815. There are 7744 mi between Sydney and State of Washington. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airlines for a one-way flight from Sydney to State of Washington are Alaska Airlines ($569), Air New Zealand ($573), and Qantas Airways ($695).

  • 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 vacation 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, June is the cheapest month in which you can book a flight from Sydney to State of Washington (average of $710). Flying from Sydney to State of Washington in April is currently the most expensive (average of $881). 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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Top 4 airlines flying from Sydney to Washington

Discover the top 4 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 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$598Average$1,052FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$794Average$1,167FlexibilityNo cancel feeOn-time69%
DeltaCheapest$802Average$1,374FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$917Average$1,547FlexibilityNo cancel feeOn-time85%

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