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$344+ Cheap flights from Washington to Australia

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SYD
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Washington to Australia

Discover tips and strategies to find the most affordable flight options for your journey from Washington (USWA) to Australia (AU0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from Washington to Australia

Cheapest flights from Washington to Australia
Explore the most affordable flight options available from Washington to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Alaska Airlines deal was found by Cheapflights users on 11/20. 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.
Fri 11/297:41 pmSEA - SYD
1 stop29h 04mAlaska Airlines
Tue 12/109:40 pmSYD - SEA
1 stop28h 51mAlaska Airlines
Deal found 11/20$915
This Mytrip deal was found by Cheapflights users on 11/20. 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.
Wed 12/49:25 amSEA - SYD
2 stops39h 20mMultiple Airlines
Mon 12/92:00 pmSYD - SEA
2 stops29h 10mMultiple Airlines
Deal found 11/20$958
This Delta deal was found by Cheapflights users on 11/20. 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.
Thu 11/2110:26 amPDX - SYD
1 stop27h 09mDelta
Wed 11/2711:05 amSYD - PDX
1 stop20h 01mDelta
Deal found 11/20$1,037
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Tue 12/312:48 pmPDX - SYD
2 stops44h 32mUnited Airlines
Fri 5/2310:20 amSYD - PDX
1 stop25h 16mUnited Airlines
Deal found 11/19$1,048
This Delta deal was found by Cheapflights users on 11/20. 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.
Tue 11/262:13 pmSEA - SYD
1 stop23h 22mDelta
Wed 12/1111:05 amSYD - SEA
1 stop20h 35mDelta
Deal found 11/20$1,057
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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.
Tue 12/38:06 amPDX - SYD
1 stop40h 39mAlaska Airlines
Sun 12/89:40 pmSYD - PDX
1 stop19h 22mAlaska Airlines
Deal found 11/19$1,104
This Kiwi.com deal was found by Cheapflights users on 11/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/237:41 pmSEA - MEL
1 stop25h 39mMultiple Airlines
Mon 12/29:30 pmMEL - SEA
2 stops46h 27mMultiple Airlines
Deal found 11/20$1,222
This Mytrip deal was found by Cheapflights users on 11/20. 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.
Wed 12/45:15 amSEA - BNE
2 stops31h 30mMultiple Airlines
Wed 1/157:35 pmBNE - SEA
3 stops39h 25mMultiple Airlines
Deal found 11/20$1,262
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/301:34 pmPDX - BNE
1 stop23h 56mUnited Airlines
Thu 1/1611:40 amBNE - PDX
1 stop18h 50mUnited Airlines
Deal found 11/20$1,303
This Jetabroad deal was found by Cheapflights users on 11/20. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/217:46 pmSEA - SYD
1 stop28h 59mHawaiian Airlines
Thu 11/289:40 pmSYD - SEA
2 stops20h 10mHawaiian Airlines
Deal found 11/20$1,323
This Delta deal was found by Cheapflights users on 11/20. 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.
Fri 12/277:25 pmPDX - BNE
1 stop18h 20mDelta
Fri 1/1710:45 amBNE - PDX
1 stop23h 04mDelta
Deal found 11/20$1,330
This Delta deal was found by Cheapflights users on 11/20. 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.
Wed 12/411:50 amSEA - BNE
1 stop25h 55mDelta
Wed 1/1511:30 amBNE - SEA
1 stop21h 30mDelta
Deal found 11/20$1,340

Find flights from Washington to Australia within your budget

Customize your flight search to find flights from Washington to Australia 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 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sat 3/1

6:00 am-8:40 am

1 stop32h 40m

Brisbane

Wed 3/12

9:45 am-9:34 am

1 stop16h 49m

$837

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Wed 2/5

10:35 am-8:40 am

1 stop28h 05m

Brisbane

Thu 4/10

10:00 am-10:00 pm

1 stop29h 00m

$837

PortlandSydney

PDX - SYD

PDXSYD

Portland

Fri 1/31

7:00 am-7:45 pm

1 stop17h 45m

Sydney Kingsford Smith

Thu 2/20

9:40 pm-9:10 pm

1 stop18h 30m

$846

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Fri 2/7

11:45 am-7:45 am

1 stop26h 00m

Brisbane

Fri 2/28

10:45 am-3:00 pm

1 stop22h 15m

$862

PortlandSydney

PDX - SYD

PDXSYD

Portland

Sun 2/23

7:00 am-3:35 pm

1 stop37h 35m

Sydney Kingsford Smith

Mon 3/3

5:25 pm-9:35 pm

2 stops23h 10m

$876

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Fri 1/31

7:00 am-7:45 pm

1 stop17h 45m

Sydney Kingsford Smith

Sat 2/15

9:40 pm-11:30 pm

1 stop20h 50m

$889

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sun 1/19

1:59 pm-7:30 am

2 stops47h 31m

Brisbane

Sun 2/9

11:40 am-9:11 pm

2 stops27h 31m

$892

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Wed 4/16

8:00 am-7:45 pm

1 stop18h 45m

Sydney Kingsford Smith

Fri 4/25

9:40 pm-9:55 pm

1 stop17h 15m

$904

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Mon 1/27

7:00 am-8:00 am

2 stops30h 00m

Sydney Kingsford Smith

Thu 1/30

5:25 pm-3:54 pm

1 stop17h 29m

$937

SeattleSydney

SEA - SYD

SEASYD

Seattle/Tacoma Intl

Sun 2/16

3:05 pm-9:35 am

1 stop23h 30m

Sydney Kingsford Smith

Wed 2/19

11:20 am-9:50 am

1 stop17h 30m

$938

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

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

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

Travel insights for flights from Washington to Australia

Get recent, data-driven insights about flights from Washington to Australia including ideal travel times, pricing trends, and more.

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

Currently, February is the cheapest month in which you can book a flight from State of Washington to Australia (average of $1,062). Flying from State of Washington to Australia in December is currently the most expensive (average of $1,318). 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 WA to AU?

Find hourly flight availability from Washington to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

When flying from State of Washington to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Australia by month

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

In terms of precipitation, rainfall in Australia 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 Australia when rainfall is around 2.0 in.

Temperature in Australia by month

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

If weather is an important factor for your trip to Australia, 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 Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated November 21, 2024.
To help decide which airline to fly from Washington to Australia, see what other customers have to say about Alaska Airlines, Hawaiian Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
68 reviews

Food

7.7

Comfort

8.0

Boarding

8.5

Entertainment

7.2

Crew

9.0

Overall

8.7

Reviews

1 / 2

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
68 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Food

7.7

Comfort

8.0

Boarding

8.5

Entertainment

7.2

Crew

9.0

Overall

8.7

Reviews

1 / 2

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
1,308 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Food

7.7

Comfort

8.0

Boarding

8.5

Entertainment

7.2

Crew

9.0

Overall

8.7

Reviews

1 / 2

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
833 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Food

7.7

Comfort

8.0

Boarding

8.5

Entertainment

7.2

Crew

9.0

Overall

8.7

Reviews

1 / 2

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
1,460 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Food

7.7

Comfort

8.0

Boarding

8.5

Entertainment

7.2

Crew

9.0

Overall

8.7

Reviews

1 / 2

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.

Asiana Airlines
8.3
Very good
476 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Food

7.7

Comfort

8.0

Boarding

8.5

Entertainment

7.2

Crew

9.0

Overall

8.7

Reviews

1 / 2

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 Washington to Australia. 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 State of Washington to Australia one-way?

    One-way options have recently been found by users for as low as $387 on Hawaiian Airlines. Other airlines that offer cheap prices include Alaska Airlines from $398 and Delta from $464 one-way.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from State of Washington to Australia (average of $1,062). Flying from State of Washington to Australia in December is currently the most expensive (average of $1,318). 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 Washington to Australia

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

Discover the top 10 airlines that operate flights from Washington to Australia. 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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$759Average$1,357FlexibilityNo cancel feeOn-time69%
ANACheapest$767Average$1,433FlexibilityNo cancel feeOn-time80%
Air CanadaCheapest$796Average$1,242FlexibilityNo cancel feeOn-time67%
DeltaCheapest$839Average$1,228FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$839Average$1,542FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$863Average$1,310FlexibilityNo cancel feeOn-time71%
Hawaiian AirlinesCheapest$890Average$1,143FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$973Average$1,390FlexibilityNo cancel feeOn-time75%
Air New ZealandCheapest$1,202Average$1,497FlexibilityNo cancel feeOn-time78%
Singapore AirlinesCheapest$1,210Average$1,597FlexibilityNo cancel feeOn-time81%
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