Cheap flights from Australia to Washington from $769

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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Australia to Washington

Enter your travel dates to find the best prices.

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 30 October 2025.

Mon 3/1108:40BNE - SEA
2 stops26h 28mBritish Airways
Sun 16/1106:30SEA - BNE
2 stops28h 30mBritish Airways
Deal found 29/10$1,207
Thu 18/1213:00MEL - SEA
1 stop24h 45mUnited Airlines
Mon 29/1219:12SEA - MEL
1 stop19h 48mUnited Airlines
Deal found 29/10$1,225
Mon 24/1119:40BNE - SEA
1 stop20h 44mAmerican Airlines
Fri 28/1106:05SEA - BNE
1 stop28h 55mAmerican Airlines
Deal found 29/10$1,301
Thu 20/1121:40SYD - SEA
1 stop29h 00mMultiple Airlines
Fri 5/1215:40SEA - SYD
1 stop33h 35mMultiple Airlines
Deal found 28/10$1,302
Wed 3/1211:20SYD - SEA
1 stop22h 04mMultiple Airlines
Wed 10/1212:30SEA - SYD
1 stop23h 55mMultiple Airlines
Deal found 29/10$1,363
Sat 29/1108:30SYD - PDX
2 stops19h 45mAir Canada
Mon 8/1215:15PDX - SYD
1 stop23h 20mAir Canada
Deal found 29/10$1,368
Mon 3/1122:35BNE - SEA
1 stop36h 55mEVA Air
Sat 15/1100:10SEA - BNE
1 stop26h 10mEVA Air
Deal found 29/10$1,372
Wed 26/1113:55SYD - SEA
2 stops27h 35mAir New Zealand
Thu 11/1213:05SEA - SYD
2 stops24h 40mAir New Zealand
Deal found 29/10$1,377
Thu 25/1221:40SYD - PDX
1 stop18h 29mAlaska Airlines
Wed 31/1218:09PDX - SYD
2 stops30h 36mAlaska Airlines
Deal found 29/10$1,389
Sat 29/1106:20SYD - PDX
2 stops21h 55mMultiple Airlines
Mon 8/1219:00PDX - SYD
2 stops32h 15mMultiple Airlines
Deal found 29/10$1,399
Fri 5/1208:10MEL - PDX
2 stops20h 05mMultiple Airlines
Fri 12/1219:00PDX - MEL
2 stops44h 35mMultiple Airlines
Deal found 26/10$1,402
Fri 31/1013:55SYD - PDX
2 stops24h 43mAir New Zealand
Sat 15/1109:49PDX - SYD
2 stops29h 41mAir New Zealand
Deal found 27/10$1,415

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 30 October 2025.

Round-trip from

$1,125

One-way from

$769

Popular in

July

Cheapest in

August

Average price

$1,524
25/2-15/3
  • 25/2-15/3
  • 4 total stops
  • 69h 36m total
  • Australia to Washington
American Airlines
  • American Airlines
  • 3/12
  • 1 total stop
  • 24h 08m total
  • Australia to Washington
Highest demand for flights based on searches. 1% potential increase in price ($45 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($58 potential savings vs. average return price).
Average for round-trip flights in October 2025

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 30 October 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

MelbourneSeattle

AVV - SEA

AVVSEA

Melbourne Avalon

Wed 25/2

16:25-14:31

2 stops41h 06m

Seattle/Tacoma Intl

Sun 15/3

15:40-14:10

2 stops28h 30m

$1,125

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 11/3

07:10-15:01

2 stops25h 51m

Seattle/Tacoma Intl

Sun 15/3

15:40-12:35

2 stops26h 55m

$1,192

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 25/2

11:30-21:14

2 stops28h 44m

Seattle/Tacoma Intl

Sun 15/3

19:29-09:00

1 stop19h 31m

$1,216

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Thu 18/12

13:00-18:45

1 stop24h 45m

Seattle/Tacoma Intl

Mon 29/12

19:12-10:00

1 stop19h 48m

$1,225

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Tue 21/4

06:00-09:15

2 stops20h 15m

Portland

Wed 29/4

15:15-11:35

2 stops27h 20m

$1,255

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Thu 15/1

10:45-09:31

1 stop16h 46m

Seattle/Tacoma Intl

Thu 12/2

15:40-08:45

1 stop23h 05m

$1,261

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Sun 18/1

12:10-17:26

2 stops23h 16m

Seattle/Tacoma Intl

Mon 9/2

11:25-05:00

2 stops23h 35m

$1,354

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Fri 16/1

19:40-09:37

2 stops31h 57m

Seattle/Tacoma Intl

Tue 10/2

11:25-05:00

2 stops23h 35m

$1,354

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Fri 16/1

19:40-23:59

1 stop22h 19m

Seattle/Tacoma Intl

Sat 14/2

00:59-05:00

2 stops34h 01m

$1,354

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Wed 11/3

07:10-09:15

2 stops20h 05m

Portland

Sun 15/3

19:00-12:35

2 stops23h 35m

$1,355

Flights are sorted by cheapest return flights first.

Deals found on 29/10

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, August is the cheapest month in which you can book a flight from Australia to State of Washington (average of $929). Flying from Australia to State of Washington in January is currently the most expensive (average of $1,249). 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 30 October 2025.

When flying from Australia to State of Washington, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 15% versus a flight at midday.

What is the cheapest day to fly from Australia to State of Washington?

Use this chart to determine the cheapest time to fly return from Australia to Washington. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Australia to State of Washington flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 30 October 2025.
Check out reviews from past customers who have flown with Singapore Airlines, Virgin Australia, andQantas Airways from Australia to Washington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Food

7.7

Boarding

8.3

Entertainment

8.0

Overall

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Crew

8.6

Food

7.7

Boarding

8.3

Entertainment

8.0

Overall

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Crew

8.6

Food

7.7

Boarding

8.3

Entertainment

8.0

Overall

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Crew

8.6

Food

7.7

Boarding

8.3

Entertainment

8.0

Overall

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Crew

8.6

Food

7.7

Boarding

8.3

Entertainment

8.0

Overall

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Crew

8.6

Food

7.7

Boarding

8.3

Entertainment

8.0

Overall

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

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

    Departing from Australia to State of Washington will take you 23h 16m. The distance from Australia to State of Washington is about 11822 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 United Airlines ($773), American Airlines ($811), and Air New Zealand ($858).

  • 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, August is the cheapest month in which you can book a flight from Australia to State of Washington (average of $929). Flying from Australia to State of Washington in January is currently the most expensive (average of $1,249). 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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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 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest$929Average$1,510FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
American AirlinesCheapest$986Average$1,379FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$999Average$1,678FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$1,139Average$2,105FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Alaska AirlinesCheapest$1,142Average$1,760FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest$1,151Average$2,107FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapest$1,159Average$1,547FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Qantas AirwaysCheapest$1,203Average$1,806FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Hawaiian AirlinesCheapest$1,231Average$1,837FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Philippine AirlinesCheapest$1,251Average$1,489FlexibilityNo cancel feeOn-time60%
Search Philippine 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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