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Cheap flights from Australia to Washington from $635

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
31 Mar — 7 Apr1
1 adult

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 26 March 2025.

Round-trip from

$1,398

One-way from

$635

Popular in

December

Cheapest in

February

Average price

$1,636
Air Canada
  • Air Canada
  • 4/8-18/8
  • 3 total stops
  • 55h 05m total
  • Australia to Washington
Search Deals
15/5
  • 15/5
  • 1 total stop
  • 33h 15m total
  • Australia 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 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 26 March 2025.

Mon 4/819:05BNE - PDX
2 stops36h 40mAir Canada
Mon 18/819:40PDX - BNE
1 stop18h 25mAir Canada
Deal found 25/3$1,398
Tue 15/709:20SYD - PDX
1 stop17h 15mAir Canada
Wed 13/806:15PDX - SYD
1 stop32h 05mAir Canada
Deal found 26/3$1,400
Tue 15/706:00SYD - PDX
2 stops20h 35mMultiple Airlines
Wed 13/815:25PDX - SYD
1 stop22h 55mMultiple Airlines
Deal found 26/3$1,416
Thu 8/512:55MEL - PDX
2 stops23h 25mMultiple Airlines
Thu 15/507:21PDX - MEL
2 stops35h 09mMultiple Airlines
Deal found 25/3$1,422
Mon 19/509:10SYD - PDX
1 stop31h 49mQantas Airways
Wed 28/506:00PDX - SYD
1 stop32h 05mQantas Airways
Deal found 26/3$1,435
Thu 1/520:05BNE - SEA
1 stop19h 44mQantas Airways
Wed 14/516:15SEA - BNE
1 stop20h 10mQantas Airways
Deal found 25/3$1,438
Mon 28/709:45MEL - PDX
1 stop29h 29mQantas Airways
Wed 20/813:25PDX - MEL
1 stop24h 20mQantas Airways
Deal found 26/3$1,440
Thu 7/809:20SYD - SEA
1 stop21h 56mAir Canada
Tue 30/914:55SEA - SYD
1 stop23h 25mAir Canada
Deal found 24/3$1,452
Thu 1/520:05BNE - SEA
1 stop19h 44mMultiple Airlines
Wed 14/515:51SEA - BNE
2 stops20h 34mMultiple Airlines
Deal found 25/3$1,456
Mon 19/520:05BNE - PDX
2 stops20h 39mMultiple Airlines
Wed 28/513:25PDX - BNE
2 stops23h 00mMultiple Airlines
Deal found 24/3$1,456
Mon 19/520:05BNE - PDX
2 stops31h 19mAmerican Airlines
Wed 28/511:39PDX - BNE
2 stops24h 46mAmerican Airlines
Deal found 26/3$1,476
Mon 28/721:40MEL - PDX
2 stops28h 55mAir Canada
Mon 18/810:10PDX - MEL
2 stops32h 25mAir Canada
Deal found 26/3$1,486

Cheapflights Fare Finder

Customise 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 647,157 searches. Data last updated 26 March 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

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Mon 4/8

19:05-14:45

2 stops36h 40m

Portland

Mon 18/8

19:40-07:05

1 stop18h 25m

$1,398

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

$1,400

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

$1,416

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Thu 8/5

12:55-19:20

2 stops23h 25m

Portland

Thu 15/5

07:21-11:30

2 stops35h 09m

$1,422

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

$1,435

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Thu 1/5

20:05-22:49

1 stop19h 44m

Seattle/Tacoma Intl

Wed 14/5

16:15-05:25

1 stop20h 10m

$1,438

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 28/7

09:45-22:14

1 stop29h 29m

Portland

Wed 20/8

13:25-06:45

1 stop24h 20m

$1,440

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Thu 1/5

20:05-22:49

1 stop19h 44m

Seattle/Tacoma Intl

Wed 14/5

15:51-05:25

2 stops20h 34m

$1,456

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Mon 19/5

20:05-10:24

2 stops31h 19m

Portland

Wed 28/5

11:39-05:25

2 stops24h 46m

$1,476

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 28/7

21:40-09:35

2 stops28h 55m

Portland

Mon 18/8

10:10-11:35

2 stops32h 25m

$1,486

Flights are sorted by cheapest return flights first.

Deals found on 25/3

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 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 Australia to Washington

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

Currently, March is the cheapest month in which you can book a flight from Australia to State of Washington (average of $875). Flying from Australia 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 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 26 March 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.

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 26 March 2025.
See what other customers who have flown with Air Tahiti Nui, EVA Air and Japan Airlines 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
8.7
Very Good
61 reviews
Check prices

Boarding

8.7

Comfort

8.0

Food

7.8

Entertainment

7.2

Overall

8.7

Crew

9.1

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

Boarding

8.7

Comfort

8.0

Food

7.8

Entertainment

7.2

Overall

8.7

Crew

9.1

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
1,169 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Boarding

8.7

Comfort

8.0

Food

7.8

Entertainment

7.2

Overall

8.7

Crew

9.1

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

Boarding

8.7

Comfort

8.0

Food

7.8

Entertainment

7.2

Overall

8.7

Crew

9.1

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

Boarding

8.7

Comfort

8.0

Food

7.8

Entertainment

7.2

Overall

8.7

Crew

9.1

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

Boarding

8.7

Comfort

8.0

Food

7.8

Entertainment

7.2

Overall

8.7

Crew

9.1

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?

    The cheapet airlines for a one-way flight from Australia to State of Washington are Philippine Airlines ($1,056), Asiana Airlines ($1,130), and Air Canada ($1,159).

  • 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 holiday 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, March is the cheapest month in which you can book a flight from Australia to State of Washington (average of $875). Flying from Australia 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

Browse thousands of different options on Cheapflights for your next trip

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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 10 airlines flying from Australia to Washington

Discover the top 10 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 647,157 searches. Data last updated 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,002Average$2,048FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$1,044Average$2,322FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Philippine AirlinesCheapest$1,272Average$1,478FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Asiana AirlinesCheapest$1,282Average$1,588FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Air CanadaCheapest$1,302Average$1,830FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Hawaiian AirlinesCheapest$1,329Average$2,080FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
ANACheapest$1,351Average$1,759FlexibilityNo cancel feeOn-time80%
Search ANA flights
EVA AirCheapest$1,368Average$1,564FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
China AirlinesCheapest$1,375Average$1,772FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air New ZealandCheapest$1,395Average$1,587FlexibilityNo 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 Australia to Washington?

Cheapflights makes it easy to find Australia to Washington flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Washington from Australia.

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

Certainly. Search results for flights to Washington from Australia shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Australia to Washington and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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