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Cheap flights from Australia to Washington from $617

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
28 Apr — 5 May1
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 23 April 2025.

Round-trip from

$1,475

One-way from

$617

Popular in

December

Cheapest in

February

Average price

$1,808
5/6-8/6
  • 5/6-8/6
  • 3 total stops
  • 62h 32m total
  • Australia to Washington
Search Deals
15/5
  • 15/5
  • 1 total stop
  • 30h 55m total
  • Australia to Washington
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($238 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($74 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 23 April 2025.

Thu 5/616:20SYD - PDX
2 stops34h 25mMultiple Airlines
Sun 8/617:33PDX - SYD
1 stop28h 07mMultiple Airlines
Deal found 21/4$1,475
Thu 20/1109:05SYD - SEA
1 stop41h 05mSingapore Airlines
Fri 28/1108:45SEA - SYD
1 stop32h 05mSingapore Airlines
Deal found 22/4$1,569
Wed 4/608:00MEL - SEA
1 stop28h 15mPhilippine Airlines
Sun 8/623:35SEA - MEL
1 stop37h 55mPhilippine Airlines
Deal found 22/4$1,573
Sun 4/509:30SYD - SEA
1 stop44h 00mAsiana Airlines
Sun 18/514:15SEA - SYD
1 stop24h 15mAsiana Airlines
Deal found 22/4$1,598
Wed 4/612:25PER - SEA
2 stops37h 10mJapan Airlines
Wed 11/613:30SEA - PER
2 stops27h 15mJapan Airlines
Deal found 22/4$1,608
Fri 6/611:15BNE - SEA
1 stop25h 00mPhilippine Airlines
Fri 13/623:35SEA - BNE
1 stop41h 20mPhilippine Airlines
Deal found 22/4$1,620
Mon 19/520:55SYD - SEA
2 stops38h 38mANA
Thu 5/613:45SEA - SYD
2 stops26h 40mANA
Deal found 22/4$1,644
Fri 6/610:10SYD - SEA
1 stop26h 05mPhilippine Airlines
Fri 13/623:35SEA - SYD
1 stop39h 25mPhilippine Airlines
Deal found 22/4$1,647
Tue 20/511:40BNE - SEA
3 stops29h 30mMultiple Airlines
Tue 27/506:00SEA - BNE
3 stops35h 25mMultiple Airlines
Deal found 21/4$1,692
Sat 7/607:25MEL - SEA
2 stops28h 31mJapan Airlines
Mon 30/613:30SEA - MEL
1 stop23h 15mJapan Airlines
Deal found 22/4$1,694
Fri 6/616:20SYD - SEA
1 stop33h 15mMultiple Airlines
Fri 13/617:59SEA - SYD
2 stops48h 46mMultiple Airlines
Deal found 22/4$1,716
Thu 15/522:15BNE - PDX
2 stops52h 30mMultiple Airlines
Thu 22/514:30PDX - BNE
2 stops36h 30mMultiple Airlines
Deal found 21/4$1,720

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 23 April 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

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 5/6

16:20-09:45

2 stops34h 25m

Portland

Sun 8/6

17:33-14:40

1 stop28h 07m

$1,475

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 4/6

08:00-19:15

1 stop28h 15m

Seattle/Tacoma Intl

Sun 8/6

23:35-06:30

1 stop37h 55m

$1,573

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 4/5

09:30-12:30

1 stop44h 00m

Seattle/Tacoma Intl

Sun 18/5

14:15-07:30

1 stop24h 15m

$1,598

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 4/6

12:25-10:35

2 stops37h 10m

Seattle/Tacoma Intl

Wed 11/6

13:30-07:45

2 stops27h 15m

$1,608

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Fri 6/6

11:15-19:15

1 stop25h 00m

Seattle/Tacoma Intl

Fri 13/6

23:35-09:55

1 stop41h 20m

$1,620

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 19/5

20:55-18:33

2 stops38h 38m

Seattle/Tacoma Intl

Thu 5/6

13:45-09:25

2 stops26h 40m

$1,644

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 6/6

10:10-19:15

1 stop26h 05m

Seattle/Tacoma Intl

Fri 13/6

23:35-08:00

1 stop39h 25m

$1,647

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Tue 20/5

11:40-00:10

3 stops29h 30m

Seattle/Tacoma Intl

Tue 27/5

06:00-10:25

3 stops35h 25m

$1,692

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sat 7/6

07:25-18:56

2 stops28h 31m

Seattle/Tacoma Intl

Mon 30/6

13:30-05:45

1 stop23h 15m

$1,694

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 6/6

16:20-08:35

1 stop33h 15m

Seattle/Tacoma Intl

Fri 13/6

17:59-11:45

2 stops48h 46m

$1,716

Flights are sorted by cheapest return flights first.

Deals found on 22/4

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 $1,473). 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 23 April 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 23 April 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
8.8
Very Good
62 reviews
Check prices

Overall

8.8

Boarding

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

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
8.8
Very Good
62 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Overall

8.8

Boarding

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

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
1,180 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Overall

8.8

Boarding

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

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.
Korean Air
8.4
Very Good
1,062 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Overall

8.8

Boarding

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

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
1,452 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Overall

8.8

Boarding

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

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
8.3
Very Good
727 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Overall

8.8

Boarding

8.7

Food

7.8

Comfort

8.1

Entertainment

7.3

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 Delta ($969), Philippine Airlines ($1,058), and China Airlines ($1,120).

  • 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 $1,473). 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 23 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$986Average$2,031FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$1,027Average$2,245FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Philippine AirlinesCheapest$1,252Average$1,494FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Asiana AirlinesCheapest$1,262Average$1,604FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Air CanadaCheapest$1,279Average$1,848FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
EVA AirCheapest$1,346Average$1,547FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Hawaiian AirlinesCheapest$1,358Average$2,054FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Air New ZealandCheapest$1,374Average$1,523FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapest$1,380Average$2,076FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,383Average$1,937FlexibilityNo cancel feeOn-time71%
Search American Airlines 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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