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Cheap flights from Washington to Brisbane from $578

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BNE
20 Apr — 27 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Washington to Brisbane

Enter your travel dates to find the best prices.

Cheapest flights from Washington to Brisbane
Explore the most affordable flight options available from Washington to Brisbane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 March 2026.

Sun 3/519:45
PDX
-
BNE
1 stop18h 20m
Air Canada
Sun 17/510:00
BNE
-
PDX
1 stop16h 30m
Air Canada
Deal found 17/3$1,163
Wed 17/619:45
PDX
-
BNE
1 stop18h 20m
Air Canada
Wed 15/710:00
BNE
-
PDX
1 stop21h 51m
Air Canada
Deal found 16/3$1,164
Thu 10/919:45
PDX
-
BNE
2 stops23h 20m
Multiple Airlines
Sun 27/910:00
BNE
-
PDX
1 stop16h 31m
Multiple Airlines
Deal found 17/3$1,201
Wed 13/515:30
PDX
-
BNE
1 stop22h 35m
Multiple Airlines
Wed 27/519:25
BNE
-
PDX
2 stops31h 05m
Multiple Airlines
Deal found 17/3$1,203
Wed 17/619:45
PDX
-
BNE
1 stop18h 20m
Multiple Airlines
Wed 15/720:40
BNE
-
PDX
2 stops29h 51m
Multiple Airlines
Deal found 16/3$1,207
Thu 30/415:15
PDX
-
BNE
2 stops30h 15m
Air Canada
Thu 7/510:00
BNE
-
PDX
1 stop26h 05m
Air Canada
Deal found 16/3$1,213
Wed 13/519:45
PDX
-
BNE
1 stop18h 20m
Air Canada
Wed 27/510:00
BNE
-
PDX
1 stop16h 30m
Air Canada
Deal found 18/3$1,217
Thu 30/415:15
PDX
-
BNE
2 stops30h 15m
Multiple Airlines
Thu 7/520:40
BNE
-
PDX
2 stops29h 50m
Multiple Airlines
Deal found 16/3$1,241
Wed 29/415:40
SEA
-
BNE
1 stop22h 25m
Air Canada
Sun 10/510:00
BNE
-
SEA
1 stop16h 50m
Air Canada
Deal found 17/3$1,249
Sat 31/1010:05
PDX
-
BNE
1 stop28h 40m
Multiple Airlines
Sun 8/1106:10
BNE
-
PDX
2 stops21h 15m
Multiple Airlines
Deal found 21/3$1,256
Tue 19/510:30
SEA
-
BNE
1 stop27h 35m
Multiple Airlines
Tue 26/520:40
BNE
-
SEA
2 stops30h 10m
Multiple Airlines
Deal found 16/3$1,292
Tue 28/415:40
SEA
-
BNE
2 stops27h 20m
Air Canada
Sun 10/510:00
BNE
-
SEA
1 stop16h 50m
Air Canada
Deal found 17/3$1,295

Find flight deals from Washington to Brisbane

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

Round-trip from

$1,163

One-way from

$578

Popular in

December

Cheapest in

February

Average price

$1,588
Air Canada
  • Air Canada
  • 3/5-17/5
  • 2 total stops
  • 34h 50m total
  • Washington to Brisbane
Search Deals
12/5
  • 12/5
  • 2 total stops
  • 30h 34m total
  • Washington to Brisbane
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($83 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($83 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 Washington to Brisbane 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 March 2026.
Use the filters below to find and compare flights from Washington to Brisbane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Thu 13/8

14:56-05:00

1 stop21h 04m

Brisbane

Sat 29/8

20:35-23:54

1 stop20h 19m

$1,509

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Thu 6/8

14:56-05:00

1 stop21h 04m

Brisbane

Wed 26/8

20:35-23:54

1 stop20h 19m

$1,578

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Fri 7/8

14:56-05:00

1 stop21h 04m

Brisbane

Mon 24/8

20:35-23:54

1 stop20h 19m

$1,578

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 10/8

13:14-06:30

1 stop24h 16m

Brisbane

Tue 25/8

10:30-17:43

2 stops24h 13m

$1,601

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Wed 13/5

08:40-06:30

2 stops28h 50m

Brisbane

Wed 27/5

10:30-15:13

2 stops21h 43m

$1,601

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sun 3/5

07:00-06:30

2 stops30h 30m

Brisbane

Sun 17/5

10:30-17:44

2 stops24h 14m

$1,602

SpokaneBrisbane

GEG - BNE

GEGBNE

Spokane

Wed 24/6

05:00-06:30

2 stops32h 30m

Brisbane

Wed 15/7

10:30-10:27

1 stop16h 57m

$1,602

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sat 8/8

05:00-06:30

2 stops56h 30m

Brisbane

Tue 25/8

10:30-15:05

2 stops21h 35m

$1,623
Fastest return journey

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 17/8

17:34-05:00

1 stop18h 26m

Brisbane

Sat 29/8

20:35-23:54

1 stop20h 19m

$1,792

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Fri 24/4

08:00-23:25

2 stops22h 25m

Brisbane

Tue 28/4

14:25-21:42

2 stops24h 17m

$1,870

Flights are sorted by cheapest return flights first.

Deals found on 17/3

Showing 1-10 of 41 resultsSorted by cheapest first
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Best time to book a flight from Washington to Brisbane

Have a flexible travel schedule? Discover the best time to fly to Brisbane from Washington 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 Washington to Brisbane

What is the cheapest month to book a flight from State of Washington to Brisbane?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Brisbane (average of $603). Flying from State of Washington to Brisbane in July is currently the most expensive (average of $1,579). 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.

Related info for your journey

Find useful and relevant information for your journey from Washington to Brisbane. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Brisbane from Washington?

    Brisbane (BNE) is the airport you will fly into if you book a flight from Washington to Brisbane. It is only a 12.3 km journey from Brisbane (BNE) to Brisbane’s city centre.

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

    A quick flight from State of Washington to Brisbane can take about 21h 04m. Qantas Airways provides one of the quickest options available for as low as $1,509. There are 11719 km between State of Washington and Brisbane. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from State of Washington to Brisbane one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $609. United Airlines flights start at $630 while deals on Qantas Airways start at $945 one-way.

  • What are the most popular routes from State of Washington to Brisbane?

    The most popular route from State of Washington to Brisbane is Seattle/Tacoma Intl - Brisbane. You may also consider Portland - Brisbane or Spokane - Brisbane.

  • Can I find deals for flights from Washington to Brisbane that include hotel bookings?

    Yes. In addition to deals on Washington to Brisbane flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Washington to Brisbane?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Brisbane.

  • Can I find deals for business class flights from Washington to Brisbane?

    Yes. Cheapflights offers flight deals from Washington to Brisbane 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 State of Washington to Brisbane?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Brisbane (average of $603). Flying from State of Washington to Brisbane in July is currently the most expensive (average of $1,579). 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

Travelling to a place near Brisbane?

Book flights to Brisbane if you plan to visit one of these locations
Redcliffe
Ipswich
Caboolture

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Washington to Brisbane

Discover the top airline that operate flights from Washington to Brisbane. 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 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$612Average$1,670FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 Washington to Brisbane?

Deals for Washington to Brisbane flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Washington to Brisbane?

Cheapflights simply makes it quick and affordable to book flights from Washington to Brisbane by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Washington to Brisbane with no change fees?

Certainly. Search results for flights to Brisbane from Washington 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 Washington to Brisbane become cheaper?

Yes! Start tracking prices for Washington to Brisbane flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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