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Cheap flights from Australia to Washington from $698

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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
24 Apr — 1 May1
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 25 March 2026.

Fri 29/509:30
MEL
-
SEA
1 stop29h 29m
United Airlines
Wed 24/614:36
SEA
-
MEL
2 stops23h 54m
United Airlines
Deal found 23/3$1,173
Tue 5/510:55
MEL
-
SEA
1 stop18h 30m
United Airlines
Tue 12/511:39
SEA
-
MEL
1 stop27h 36m
United Airlines
Deal found 21/3$1,178
Wed 6/510:00
MEL
-
SEA
2 stops23h 48m
Delta
Wed 27/507:15
SEA
-
MEL
2 stops31h 35m
Delta
Deal found 22/3$1,184
Tue 12/510:55
MEL
-
SEA
1 stop18h 30m
United Airlines
Sat 30/513:30
SEA
-
MEL
1 stop25h 45m
United Airlines
Deal found 21/3$1,191
Tue 5/513:15
SYD
-
SEA
2 stops22h 25m
Multiple Airlines
Tue 12/517:06
SEA
-
SYD
2 stops25h 44m
Multiple Airlines
Deal found 21/3$1,236
Wed 6/511:35
BNE
-
SEA
2 stops24h 05m
Multiple Airlines
Wed 13/514:25
SEA
-
BNE
2 stops27h 10m
Multiple Airlines
Deal found 22/3$1,296
Sun 12/720:45
SYD
-
SEA
1 stop26h 14m
Multiple Airlines
Tue 28/721:09
SEA
-
SYD
1 stop28h 41m
Multiple Airlines
Deal found 23/3$1,298
Wed 6/513:20
SYD
-
SEA
2 stops22h 20m
Multiple Airlines
Wed 13/506:00
SEA
-
SYD
2 stops36h 50m
Multiple Airlines
Deal found 22/3$1,300
Sat 9/510:55
MEL
-
SEA
2 stops39h 45m
United Airlines
Sat 16/508:51
SEA
-
MEL
2 stops30h 24m
United Airlines
Deal found 25/3$1,306
Fri 8/509:30
MEL
-
SEA
1 stop27h 18m
United Airlines
Fri 15/517:25
SEA
-
MEL
1 stop21h 50m
United Airlines
Deal found 24/3$1,309
Tue 19/506:00
MEL
-
PDX
2 stops20h 30m
Multiple Airlines
Mon 25/519:45
PDX
-
MEL
2 stops22h 35m
Multiple Airlines
Deal found 25/3$1,318
Tue 5/509:20
SYD
-
PDX
1 stop17h 10m
Air Canada
Tue 12/510:10
PDX
-
SYD
1 stop28h 10m
Air Canada
Deal found 20/3$1,322

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 25 March 2026.

Round-trip from

$1,173

One-way from

$698

Popular in

July

Cheapest in

August

Average price

$1,467
United Airlines
  • United Airlines
  • 29/5-24/6
  • 3 total stops
  • 53h 23m total
  • Australia to Washington
Search Deals
3/9
  • 3/9
  • 3 total stops
  • 44h 21m total
  • Australia to Washington
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($128 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($67 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 25 March 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

Fri 29/5

09:30-21:10

2 stops28h 40m

Seattle/Tacoma Intl

Wed 24/6

11:02-07:30

2 stops27h 28m

$1,173

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 6/5

10:55-18:00

2 stops24h 05m

Seattle/Tacoma Intl

Wed 27/5

14:36-07:30

2 stops23h 54m

$1,173

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Tue 5/5

10:55-12:25

1 stop18h 30m

Seattle/Tacoma Intl

Tue 12/5

11:39-08:15

1 stop27h 36m

$1,178

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Tue 12/5

10:55-18:00

2 stops24h 05m

Seattle/Tacoma Intl

Sat 30/5

11:02-08:15

2 stops28h 13m

$1,197

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Fri 8/5

09:30-21:06

2 stops28h 36m

Seattle/Tacoma Intl

Fri 15/5

18:58-07:30

1 stop19h 32m

$1,309

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Sun 10/5

10:00-20:30

1 stop27h 30m

Seattle/Tacoma Intl

Sun 17/5

19:59-07:50

2 stops42h 51m

$1,315

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Tue 19/5

06:00-09:30

2 stops20h 30m

Portland

Mon 25/5

19:45-11:20

2 stops22h 35m

$1,318

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Fri 29/5

10:00-23:55

1 stop30h 55m

Seattle/Tacoma Intl

Wed 24/6

09:30-07:50

1 stop29h 20m

$1,336

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Wed 6/5

10:55-12:35

1 stop18h 40m

Portland

Wed 13/5

07:15-08:15

1 stop32h 00m

$1,355

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Wed 6/5

19:25-09:30

2 stops31h 05m

Portland

Wed 13/5

10:10-07:05

1 stop27h 55m

$1,361

Flights are sorted by cheapest return flights first.

Deals found on 21/3

Showing 1-10 of 60 resultsSorted by cheapest first
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2
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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, January is the cheapest month in which you can book a flight from Australia to State of Washington (average of $823). Flying from Australia to State of Washington in July is currently the most expensive (average of $1,151). 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.

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 25 March 2026.
Check out reviews from past customers who have flown with Hawaiian 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.
Hawaiian Airlines
7.8
Good
2,839 reviews
Check prices

Boarding

8.0

Overall

7.8

Crew

8.5

Comfort

7.7

Entertainment

7.1

Food

6.9

Reviews

1 / 20
6.0
Good

Patrick,Feb 2026

SEA - PHX

Was not able to check in online, had to go to multiple lines at airport to get boarding pass and was not able to get a seat without going to the gate, wound up in middle in the back.
Hawaiian Airlines
7.8
Good
2,839 reviews
Hawaiian Airlines
7.8
Good
2,839 reviews
Check prices

Boarding

8.0

Overall

7.8

Crew

8.5

Comfort

7.7

Entertainment

7.1

Food

6.9

Reviews

1 / 20
6.0
Good

Patrick,Feb 2026

SEA - PHX

Was not able to check in online, had to go to multiple lines at airport to get boarding pass and was not able to get a seat without going to the gate, wound up in middle in the back.
Virgin Australia
7.6
Good
449 reviews
Hawaiian Airlines
7.8
Good
2,839 reviews
Check prices

Boarding

8.0

Overall

7.8

Crew

8.5

Comfort

7.7

Entertainment

7.1

Food

6.9

Reviews

1 / 20
6.0
Good

Patrick,Feb 2026

SEA - PHX

Was not able to check in online, had to go to multiple lines at airport to get boarding pass and was not able to get a seat without going to the gate, wound up in middle in the back.
Qantas Airways
7.5
Good
1,010 reviews
Hawaiian Airlines
7.8
Good
2,839 reviews
Check prices

Boarding

8.0

Overall

7.8

Crew

8.5

Comfort

7.7

Entertainment

7.1

Food

6.9

Reviews

1 / 20
6.0
Good

Patrick,Feb 2026

SEA - PHX

Was not able to check in online, had to go to multiple lines at airport to get boarding pass and was not able to get a seat without going to the gate, wound up in middle in the back.
United Airlines
7.4
Good
9,483 reviews
Hawaiian Airlines
7.8
Good
2,839 reviews
Check prices

Boarding

8.0

Overall

7.8

Crew

8.5

Comfort

7.7

Entertainment

7.1

Food

6.9

Reviews

1 / 20
6.0
Good

Patrick,Feb 2026

SEA - PHX

Was not able to check in online, had to go to multiple lines at airport to get boarding pass and was not able to get a seat without going to the gate, wound up in middle in the back.
Air Canada
7.1
Good
10,842 reviews
Hawaiian Airlines
7.8
Good
2,839 reviews
Check prices

Boarding

8.0

Overall

7.8

Crew

8.5

Comfort

7.7

Entertainment

7.1

Food

6.9

Reviews

1 / 20
6.0
Good

Patrick,Feb 2026

SEA - PHX

Was not able to check in online, had to go to multiple lines at airport to get boarding pass and was not able to get a seat without going to the gate, wound up in middle in the back.

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 21h 45m. The distance from Australia to State of Washington is about 11719 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 Canada ($569), Qantas Airways ($576), and United Airlines ($585).

  • 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, January is the cheapest month in which you can book a flight from Australia to State of Washington (average of $823). Flying from Australia to State of Washington in July is currently the most expensive (average of $1,151). 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 25 March 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$697Average$1,995FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapest$959Average$1,394FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$963Average$1,470FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$971Average$1,298FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air New ZealandCheapest$980Average$1,542FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Virgin AustraliaCheapest$1,079Average$1,732FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Qantas AirwaysCheapest$1,080Average$1,676FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Alaska AirlinesCheapest$1,124Average$1,746FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Hawaiian AirlinesCheapest$1,164Average$1,862FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
EVA AirCheapest$1,278Average$1,486FlexibilityNo cancel feeOn-time74%
Search EVA Air 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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