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$413+ Cheap flights from Australia 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheap flight deals from Australia to Washington

Keep the following information in mind while searching for Australia to Washington flight deals. Data was last updated August 1, 2025.

Round-trip from

$819
(United Airlines)

One-way from

$413
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,039
From Australia to Washington
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One-way flight from Australia to Washington
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Highest demand for flights based on searches. 8% potential increase in price ($104 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Australia to Washington

Cheapest flights from Australia to Washington
Explore the most affordable flight options available from Australia to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

This Expedia deal was found by Cheapflights users on 7/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/59:20 amSYD - PDX
1 stop17h 10mMultiple Airlines
Wed 8/67:40 pmPDX - SYD
2 stops21h 40mMultiple Airlines
Deal found 7/31$805
This BYOjet deal was found by Cheapflights users on 7/31. 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.
Tue 8/59:20 amSYD - PDX
1 stop22h 30mAir Canada
Wed 8/67:40 pmPDX - SYD
1 stop18h 40mAir Canada
Deal found 7/31$810
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Mon 9/1510:55 amMEL - PDX
1 stop18h 48mUnited Airlines
Mon 9/225:00 amPDX - MEL
2 stops34h 15mUnited Airlines
Deal found 7/31$819
This Flighttix deal was found by Cheapflights users on 7/30. 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.
Sat 9/139:10 amSYD - SEA
1 stop29h 48mBritish Airways
Mon 9/223:23 pmSEA - SYD
1 stop22h 42mBritish Airways
Deal found 7/30$822
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 9/1410:55 amMEL - GEG
1 stop29h 10mUnited Airlines
Sun 9/215:15 amGEG - MEL
2 stops34h 00mUnited Airlines
Deal found 7/31$824
This Booking.com deal was found by Cheapflights users on 7/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/132:55 pmAVV - SEA
2 stops48h 21mMultiple Airlines
Sat 9/205:30 amSEA - AVV
2 stops45h 35mMultiple Airlines
Deal found 7/30$825
This United Airlines deal was found by Cheapflights users on 8/1. 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.
Wed 10/2211:20 amSYD - SEA
1 stop21h 04mUnited Airlines
Fri 1/95:07 amSEA - SYD
2 stops30h 13mUnited Airlines
Deal found 8/1$826
This Delta deal was found by Cheapflights users on 8/1. 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.
Mon 9/159:25 amSYD - PDX
1 stop19h 20mDelta
Mon 9/2210:20 amPDX - SYD
1 stop27h 15mDelta
Deal found 8/1$826
This Booking.com deal was found by Cheapflights users on 7/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/297:00 amSYD - SEA
2 stops28h 36mMultiple Airlines
Sat 8/307:15 pmSEA - SYD
2 stops28h 35mMultiple Airlines
Deal found 7/31$828
This Jettzy deal was found by Cheapflights users on 8/1. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/610:00 amBNE - SEA
1 stop16h 21mAir Canada
Mon 10/2010:00 amSEA - BNE
1 stop28h 05mAir Canada
Deal found 8/1$830
This Mytrip deal was found by Cheapflights users on 7/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/149:40 pmMEL - SEA
2 stops41h 36mAir Canada
Sun 9/2110:00 amSEA - MEL
2 stops33h 20mAir Canada
Deal found 7/31$833
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Fri 9/199:30 amSYD - PDX
2 stops22h 35mUnited Airlines
Sat 10/410:50 amPDX - SYD
2 stops27h 10mUnited Airlines
Deal found 7/30$834

Cheapflights Fare Finder

 
Customize your flight search to find flights from Australia 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 August 1, 2025.
Use the filters below to find and compare flights from Australia to Washington that are best for you.

Fly from

Australia

Fly to

Washington

Route

Depart

Return

Price

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 9/15

10:55 am-5:21 pm

2 stops23h 26m

Portland

Mon 9/22

10:55 am-8:15 am

2 stops28h 20m

$819

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 9/13

9:10 am-9:58 pm

1 stop29h 48m

Seattle/Tacoma Intl

Mon 9/22

3:23 pm-7:05 am

1 stop22h 42m

$822

MelbourneSpokane

MEL - GEG

MELGEG

Melbourne

Sun 9/14

10:55 am-11:05 pm

1 stop29h 10m

Spokane

Sun 9/21

5:15 am-8:15 am

2 stops34h 00m

$824

MelbourneSeattle

AVV - SEA

AVVSEA

Melbourne Avalon

Sat 9/13

2:55 pm-10:16 pm

2 stops48h 21m

Seattle/Tacoma Intl

Sat 9/20

5:30 am-8:05 pm

2 stops45h 35m

$825

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 9/15

9:25 am-11:45 am

1 stop19h 20m

Portland

Mon 9/22

10:20 am-6:35 am

1 stop27h 15m

$826

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 10/22

11:20 am-12:02 pm

1 stop18h 42m

Seattle/Tacoma Intl

Sat 1/10

1:55 pm-6:20 am

2 stops45h 25m

$826

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 8/29

7:00 am-6:36 pm

2 stops28h 36m

Seattle/Tacoma Intl

Sat 8/30

7:15 pm-4:50 pm

2 stops28h 35m

$828

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Mon 10/6

10:00 am-9:21 am

1 stop16h 21m

Seattle/Tacoma Intl

Mon 10/20

10:00 am-7:05 am

1 stop28h 05m

$830

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 10/16

10:25 am-2:45 pm

2 stops22h 20m

Seattle/Tacoma Intl

Tue 11/11

11:25 am-8:30 am

2 stops26h 05m

$831

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sun 9/14

9:40 pm-10:16 pm

2 stops41h 36m

Seattle/Tacoma Intl

Sun 9/21

10:00 am-12:20 pm

2 stops33h 20m

$833

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 60 results
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Best time to book a flight from Australia to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Australia 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 Australia to Washington

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

Currently, January is the cheapest month in which you can book a flight from Australia to State of Washington (average of $238). Flying from Australia to State of Washington in June is currently the most expensive (average of $389). 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 AU to WA?

Find hourly flight availability from Australia 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 August 1, 2025.

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

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 August 1, 2025.
See what other customers who have flown with Air Tahiti Nui, EVA Air, and Korean Air from Australia to Washington have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.6
Very good
68 reviews

Comfort

8.0

Food

7.7

Entertainment

7.2

Overall

8.6

Crew

9.0

Boarding

8.7

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
8.6
Very good
68 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Comfort

8.0

Food

7.7

Entertainment

7.2

Overall

8.6

Crew

9.0

Boarding

8.7

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.
EVA Air
8.4
Very good
1,220 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Comfort

8.0

Food

7.7

Entertainment

7.2

Overall

8.6

Crew

9.0

Boarding

8.7

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
1,121 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Comfort

8.0

Food

7.7

Entertainment

7.2

Overall

8.6

Crew

9.0

Boarding

8.7

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
922 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Comfort

8.0

Food

7.7

Entertainment

7.2

Overall

8.6

Crew

9.0

Boarding

8.7

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
1,536 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Comfort

8.0

Food

7.7

Entertainment

7.2

Overall

8.6

Crew

9.0

Boarding

8.7

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 Australia to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $470. American Airlines flights start at $486 while deals on Delta start at $494 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Australia to State of Washington (average of $238). Flying from Australia to State of Washington in June is currently the most expensive (average of $389). 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 Australia to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Australia to Washington

Discover the top 6 airlines that operate flights from Australia 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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$700Average$1,156FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$794Average$1,093FlexibilityNo cancel feeOn-time69%
DeltaCheapest$802Average$1,374FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$960Average$1,391FlexibilityNo cancel feeOn-time85%
Singapore AirlinesCheapest$1,070Average$1,504FlexibilityNo cancel feeOn-time81%
Qantas AirwaysCheapest$1,214Average$1,798FlexibilityNo cancel feeOn-time74%

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