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Cheap flights from Australia to Washington from $803

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 26/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
20 Aug — 27 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap 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 21 July 2026.

Wed 26/813:15
SYD
-
SEA
2 stops26h 44m
Multiple Airlines
Mon 14/917:59
SEA
-
SYD
2 stops24h 51m
Multiple Airlines
Deal found 19/7$1,257
Thu 3/913:15
SYD
-
SEA
3 stops37h 04m
Multiple Airlines
Thu 10/911:06
SEA
-
SYD
2 stops42h 19m
Multiple Airlines
Deal found 19/7$1,282
Tue 21/710:55
MEL
-
SEA
1 stop20h 35m
United Airlines
Sat 15/817:20
SEA
-
MEL
1 stop21h 55m
United Airlines
Deal found 18/7$1,317
Sun 9/810:55
MEL
-
SEA
1 stop24h 52m
United Airlines
Sat 22/807:00
SEA
-
MEL
2 stops32h 15m
United Airlines
Deal found 19/7$1,319
Thu 23/710:55
MEL
-
SEA
1 stop22h 25m
United Airlines
Wed 5/814:33
SEA
-
MEL
2 stops24h 42m
United Airlines
Deal found 20/7$1,320
Sun 9/809:30
MEL
-
SEA
2 stops28h 40m
United Airlines
Sun 23/815:30
SEA
-
MEL
1 stop23h 45m
United Airlines
Deal found 19/7$1,334
Mon 27/712:00
SYD
-
SEA
1 stop28h 39m
British Airways
Sun 9/807:00
SEA
-
SYD
1 stop31h 05m
British Airways
Deal found 17/7$1,346
Mon 17/809:10
SYD
-
SEA
1 stop31h 11m
American Airlines
Tue 1/915:47
SEA
-
SYD
1 stop22h 08m
American Airlines
Deal found 19/7$1,359
Wed 26/809:10
SYD
-
SEA
1 stop31h 11m
American Airlines
Mon 14/915:42
SEA
-
SYD
1 stop22h 13m
American Airlines
Deal found 19/7$1,360
Mon 3/809:30
SYD
-
SEA
2 stops30h 12m
United Airlines
Mon 10/818:57
SEA
-
SYD
1 stop18h 58m
United Airlines
Deal found 18/7$1,362
Thu 3/912:00
SYD
-
SEA
1 stop21h 40m
American Airlines
Tue 22/907:10
SEA
-
SYD
1 stop30h 55m
American Airlines
Deal found 16/7$1,363
Tue 4/809:30
SYD
-
SEA
1 stop26h 33m
United Airlines
Tue 11/812:15
SEA
-
SYD
1 stop25h 45m
United Airlines
Deal found 16/7$1,364

Find flight deals from Australia to Washington

Keep the following information in mind while searching for Australia to Washington flight deals. Data was last updated 21 July 2026.

Round-trip from

$1,257

One-way from

$803

Popular in

January

Cheapest in

August

Average price

$1,550
26/8-14/9
  • 26/8-14/9
  • 4 total stops
  • 51h 35m total
  • Australia to Washington
Search Deals
United Airlines
  • United Airlines
  • 26/7
  • 2 total stops
  • 25h 16m total
  • Australia to Washington
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($114 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($31 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 21 July 2026.
Use the filters below to find and compare flights from Australia to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 3/8

10:55-08:00

2 stops38h 05m

Seattle/Tacoma Intl

Sat 15/8

17:20-08:15

1 stop21h 55m

$1,314

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Fri 14/8

09:30-11:34

1 stop19h 04m

Seattle/Tacoma Intl

Mon 31/8

16:58-07:30

1 stop21h 32m

$1,319

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sun 9/8

10:55-18:47

1 stop24h 52m

Seattle/Tacoma Intl

Sat 22/8

07:00-08:15

2 stops32h 15m

$1,319

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 3/8

09:30-23:10

3 stops30h 40m

Seattle/Tacoma Intl

Mon 10/8

18:57-06:55

1 stop18h 58m

$1,362

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Sat 8/8

10:55-09:48

2 stops39h 53m

Portland

Fri 28/8

15:43-08:15

1 stop23h 32m

$1,367

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 3/8

10:55-21:15

2 stops27h 20m

Portland

Fri 14/8

08:40-07:30

2 stops29h 50m

$1,369

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 10/8

10:55-16:47

1 stop22h 52m

Portland

Sat 22/8

08:17-08:15

2 stops30h 58m

$1,370

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Fri 14/8

10:00-12:27

1 stop19h 27m

Seattle/Tacoma Intl

Fri 28/8

07:15-07:50

2 stops31h 35m

$1,372

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Fri 7/8

10:00-12:27

1 stop19h 27m

Seattle/Tacoma Intl

Mon 24/8

07:16-07:50

1 stop31h 34m

$1,372

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 12/8

12:00-18:59

1 stop23h 59m

Portland

Wed 9/9

06:30-07:05

1 stop31h 35m

$1,399

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Showing 1-10 of 60 resultsSorted by cheapest first
1
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6

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 $1,252). Flying from Australia to State of Washington in December is currently the most expensive (average of $1,597). 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.

How far ahead should I book a flight from Australia to State of Washington?

Booking 8 days in advance of your planned departure date is, on average, the best time to get cheap flights from Australia to State of Washington. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 21 July 2026.
Check out reviews from past customers who have flown with Virgin Australia,Qantas Airways, andUnited Airlines 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.
Virgin Australia
7.6
Good
464 reviews
Check prices

Entertainment

6.4

Crew

8.2

Overall

7.6

Food

6.4

Boarding

7.8

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Virgin Australia
7.6
Good
464 reviews
Virgin Australia
7.6
Good
464 reviews
Check prices

Entertainment

6.4

Crew

8.2

Overall

7.6

Food

6.4

Boarding

7.8

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Qantas Airways
7.5
Good
1,066 reviews
Virgin Australia
7.6
Good
464 reviews
Check prices

Entertainment

6.4

Crew

8.2

Overall

7.6

Food

6.4

Boarding

7.8

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
United Airlines
7.4
Good
10,011 reviews
Virgin Australia
7.6
Good
464 reviews
Check prices

Entertainment

6.4

Crew

8.2

Overall

7.6

Food

6.4

Boarding

7.8

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
American Airlines
7.1
Good
11,832 reviews
Virgin Australia
7.6
Good
464 reviews
Check prices

Entertainment

6.4

Crew

8.2

Overall

7.6

Food

6.4

Boarding

7.8

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Air Canada
7.1
Good
11,363 reviews
Virgin Australia
7.6
Good
464 reviews
Check prices

Entertainment

6.4

Crew

8.2

Overall

7.6

Food

6.4

Boarding

7.8

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

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 19h 27m. The distance from Australia to State of Washington is about 13164 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 Air China ($487), T'way Air ($558), and Korean Air ($658).

  • 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 $1,252). Flying from Australia to State of Washington in December is currently the most expensive (average of $1,597). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 21 July 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$773Average$1,379FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$830Average$1,429FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest$941Average$1,392FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$958Average$1,625FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$966Average$1,506FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Hawaiian AirlinesCheapest$1,050Average$1,848FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Qantas AirwaysCheapest$1,075Average$1,717FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air New ZealandCheapest$1,183Average$1,597FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Japan AirlinesCheapest$1,292Average$2,045FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
ANACheapest$1,309Average$1,577FlexibilityNo cancel feeOn-time80%
Search ANA 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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