Cheap flights from Australia to Washington from $600

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
8 Feb — 15 Feb1
1 adult
1 adult, Economy, 0 bags

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 9 January 2026.

Round-trip from

$1,001

One-way from

$600

Popular in

July

Cheapest in

August

Average price

$1,918
Air Canada
  • Air Canada
  • 20/2-27/2
  • 2 total stops
  • 35h 15m total
  • Australia to Washington
Air Canada
  • Air Canada
  • 15/1
  • 1 total stop
  • 26h 31m total
  • Australia to Washington
Highest demand for flights based on searches. 3% potential increase in price ($81 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($61 potential savings vs. average return price).
Average for round-trip flights in January 2026

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 9 January 2026.

Fri 20/210:45BNE - SEA
1 stop16h 30mAir Canada
Fri 27/220:00SEA - BNE
1 stop18h 45mAir Canada
Deal found 7/1$1,001
Fri 20/206:35BNE - SEA
2 stops20h 40mMultiple Airlines
Fri 27/220:00SEA - BNE
1 stop18h 45mMultiple Airlines
Deal found 7/1$1,039
Fri 6/319:40BNE - SEA
1 stop21h 08mAmerican Airlines
Mon 9/318:22SEA - BNE
2 stops41h 38mAmerican Airlines
Deal found 8/1$1,058
Fri 20/211:40BNE - SEA
2 stops29h 19mUnited Airlines
Fri 27/215:16SEA - BNE
2 stops22h 14mUnited Airlines
Deal found 7/1$1,077
Sun 22/211:40BNE - SEA
1 stop27h 21mUnited Airlines
Sun 1/305:05SEA - BNE
1 stop32h 25mUnited Airlines
Deal found 8/1$1,079
Sun 22/211:10BNE - SEA
2 stops45h 21mMultiple Airlines
Sun 1/320:00SEA - BNE
1 stop18h 45mMultiple Airlines
Deal found 8/1$1,085
Fri 6/306:35BNE - SEA
2 stops20h 56mAir Canada
Mon 9/315:40SEA - BNE
2 stops26h 50mAir Canada
Deal found 8/1$1,136
Sun 22/211:10BNE - SEA
2 stops40h 05mAir Canada
Sun 1/315:40SEA - BNE
2 stops31h 15mAir Canada
Deal found 8/1$1,148
Sat 21/207:10MEL - PDX
2 stops26h 30mAir Canada
Sat 28/215:15PDX - MEL
2 stops29h 00mAir Canada
Deal found 7/1$1,258
Sun 22/207:10MEL - PDX
2 stops26h 30mAir Canada
Sun 1/319:05PDX - MEL
2 stops24h 10mAir Canada
Deal found 8/1$1,282
Fri 29/506:00MEL - SEA
2 stops33h 20mAir Canada
Wed 24/615:00SEA - MEL
2 stops27h 20mAir Canada
Deal found 8/1$1,286
Thu 22/111:30MEL - PDX
2 stops25h 40mUnited Airlines
Sat 31/113:24PDX - MEL
2 stops25h 36mUnited Airlines
Deal found 7/1$1,321

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 9 January 2026.
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

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Fri 20/2

06:35-09:15

2 stops20h 40m

Seattle/Tacoma Intl

Fri 27/2

20:00-08:45

1 stop18h 45m

$1,039

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Fri 6/3

19:40-22:48

1 stop21h 08m

Seattle/Tacoma Intl

Mon 9/3

05:37-05:00

2 stops30h 23m

$1,063

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Fri 20/2

11:40-22:59

2 stops29h 19m

Seattle/Tacoma Intl

Fri 27/2

15:16-07:30

2 stops22h 14m

$1,077

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Sun 22/2

11:40-21:01

1 stop27h 21m

Seattle/Tacoma Intl

Sun 1/3

05:05-07:30

1 stop32h 25m

$1,079

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Sun 22/2

11:10-14:31

2 stops45h 21m

Seattle/Tacoma Intl

Sun 1/3

20:00-08:45

1 stop18h 45m

$1,085

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Sun 22/2

11:10-09:15

2 stops40h 05m

Seattle/Tacoma Intl

Sun 1/3

15:40-16:55

2 stops31h 15m

$1,148

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Sat 21/2

07:10-14:40

2 stops26h 30m

Portland

Sat 28/2

15:15-15:15

2 stops29h 00m

$1,258

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Sun 22/2

07:10-14:40

2 stops26h 30m

Portland

Sun 1/3

19:05-14:15

2 stops24h 10m

$1,282

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Fri 29/5

06:00-22:20

2 stops33h 20m

Seattle/Tacoma Intl

Wed 24/6

15:00-11:20

2 stops27h 20m

$1,286

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Fri 6/3

06:05-09:31

2 stops21h 26m

Seattle/Tacoma Intl

Mon 9/3

15:40-11:30

2 stops26h 50m

$1,306

Flights are sorted by cheapest return flights first.

Deals found on 8/1

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, January is the cheapest month in which you can book a flight from Australia to State of Washington (average of $855). Flying from Australia to State of Washington in July is currently the most expensive (average of $1,189). 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 9 January 2026.
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.

Entertainment

8.0

Boarding

8.3

Crew

8.6

Food

7.8

Overall

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Entertainment

8.0

Boarding

8.3

Crew

8.6

Food

7.8

Overall

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Entertainment

8.0

Boarding

8.3

Crew

8.6

Food

7.8

Overall

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Entertainment

8.0

Boarding

8.3

Crew

8.6

Food

7.8

Overall

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Entertainment

8.0

Boarding

8.3

Crew

8.6

Food

7.8

Overall

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Entertainment

8.0

Boarding

8.3

Crew

8.6

Food

7.8

Overall

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

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 08m. 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 Air China ($425), MIAT Mongolian ($515), and T'way Air ($552).

  • 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 $855). Flying from Australia to State of Washington in July is currently the most expensive (average of $1,189). 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 9 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest$915Average$1,521FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Air CanadaCheapest$1,007Average$1,474FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapest$1,010Average$1,349FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$1,112Average$1,618FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$1,121Average$1,937FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Qantas AirwaysCheapest$1,123Average$1,725FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Alaska AirlinesCheapest$1,124Average$1,732FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest$1,132Average$2,074FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Hawaiian AirlinesCheapest$1,222Average$1,821FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Philippine AirlinesCheapest$1,234Average$1,506FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights

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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.

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