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Cheap flights from Washington to Brisbane from $806

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BNE
25 Aug — 1 Sep1
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 26 July 2026.

Tue 8/1212:57
SEA
-
BNE
2 stops29h 53m
Qantas Airways
Sat 26/1213:10
BNE
-
SEA
1 stop23h 33m
Qantas Airways
Deal found 22/7$1,347
Sun 6/919:45
PDX
-
BNE
1 stop18h 20m
Air Canada
Sun 13/910:00
BNE
-
PDX
1 stop16h 31m
Air Canada
Deal found 22/7$1,466
Mon 2/1119:10
PDX
-
BNE
1 stop19h 35m
Air Canada
Mon 16/1110:45
BNE
-
PDX
1 stop25h 46m
Air Canada
Deal found 22/7$1,467
Tue 11/815:00
SEA
-
BNE
1 stop23h 05m
Air Canada
Tue 18/810:15
BNE
-
SEA
1 stop29h 27m
Air Canada
Deal found 22/7$1,467
Tue 20/1010:48
PDX
-
BNE
1 stop25h 12m
Multiple Airlines
Tue 3/1113:10
BNE
-
PDX
1 stop25h 21m
Multiple Airlines
Deal found 21/7$1,473
Mon 2/1117:00
PDX
-
BNE
1 stop18h 50m
Qantas Airways
Mon 16/1113:10
BNE
-
PDX
1 stop18h 40m
Qantas Airways
Deal found 21/7$1,474
Wed 30/915:33
PDX
-
BNE
1 stop20h 27m
Qantas Airways
Mon 5/1020:35
BNE
-
PDX
1 stop19h 41m
Qantas Airways
Deal found 21/7$1,476
Sat 31/1010:00
PDX
-
BNE
1 stop29h 45m
Air Canada
Sun 8/1110:45
BNE
-
PDX
1 stop25h 46m
Air Canada
Deal found 21/7$1,480
Sun 30/815:30
PDX
-
BNE
1 stop22h 35m
Air Canada
Sun 13/910:00
BNE
-
PDX
1 stop16h 31m
Air Canada
Deal found 23/7$1,482
Wed 12/810:40
SEA
-
BNE
1 stop27h 25m
Air Canada
Tue 18/810:15
BNE
-
SEA
1 stop29h 27m
Air Canada
Deal found 22/7$1,482
Sun 1/1111:06
SEA
-
BNE
1 stop24h 44m
Multiple Airlines
Wed 11/1111:25
BNE
-
SEA
2 stops25h 01m
Multiple Airlines
Deal found 26/7$1,484
Mon 27/717:44
GEG
-
BNE
2 stops42h 16m
Multiple Airlines
Mon 24/820:35
BNE
-
GEG
1 stop19h 03m
Multiple Airlines
Deal found 23/7$1,493

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 26 July 2026.

Round-trip from

$1,347

One-way from

$806

Popular in

December

Cheapest in

February

Average price

$1,955
Qantas Airways
  • Qantas Airways
  • 8/12-26/12
  • 3 total stops
  • 53h 26m total
  • Washington to Brisbane
Search Deals
7/11
  • 7/11
  • 1 total stop
  • 21h 40m total
  • Washington to Brisbane
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($152 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($92 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 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 26 July 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

Tue 20/10

10:10-07:05

1 stop27h 55m

Brisbane

Tue 3/11

10:45-09:26

1 stop16h 41m

$1,467

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 2/11

07:00-13:30

2 stops36h 30m

Brisbane

Mon 16/11

10:45-18:31

1 stop25h 46m

$1,500

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Mon 17/8

10:55-06:30

1 stop26h 35m

Brisbane

Tue 1/9

10:30-21:31

2 stops28h 01m

$1,512

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 2/11

13:15-07:30

2 stops24h 15m

Brisbane

Mon 16/11

11:40-18:05

2 stops24h 25m

$1,530

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 2/11

13:15-07:30

2 stops24h 15m

Brisbane

Wed 11/11

11:40-18:05

2 stops24h 25m

$1,530

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Thu 10/9

15:33-05:00

1 stop20h 27m

Brisbane

Sun 27/9

20:35-21:55

1 stop18h 20m

$1,550

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 18/1

10:00-08:30

1 stop28h 30m

Brisbane

Wed 3/2

10:40-12:18

1 stop19h 38m

$1,552
Fastest return journey

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Fri 22/1

19:55-08:30

1 stop18h 35m

Brisbane

Sun 7/2

10:40-12:18

1 stop19h 38m

$1,552

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Tue 11/8

23:02-06:30

2 stops38h 28m

Brisbane

Sat 5/9

17:05-12:00

2 stops35h 55m

$1,563

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Thu 17/9

11:22-05:00

2 stops24h 38m

Brisbane

Wed 30/9

20:35-22:40

1 stop19h 05m

$1,585

Flights are sorted by cheapest return flights first.

Deals found on 21/7

Showing 1-10 of 45 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, February is the cheapest month in which you can book a flight from State of Washington to Brisbane (average of $1,347). Flying from State of Washington to Brisbane in December is currently the most expensive (average of $2,425). 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 much does it cost for a return flight from State of Washington to Brisbane?

Airfare is below average for this route at the moment.
State of Washington to Brisbane flights typically cost between $1,758 and $2,026 in December.
The cheapest return price found within the last 5 days was $1,347 on Qantas Airways (8 Dec–26 Dec).

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

The price you pay for your flight from State of Washington to Brisbane may vary depending on when you book. For the best chance of a lower fare, look to book 2 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 24h 38m. Air Canada provides one of the quickest options available for as low as $1,585. There are 11822 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 $615. United Airlines flights start at $636 while deals on Qantas Airways start at $652 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, February is the cheapest month in which you can book a flight from State of Washington to Brisbane (average of $1,347). Flying from State of Washington to Brisbane in December is currently the most expensive (average of $2,425). 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

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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 26 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$618Average$1,764FlexibilityNo 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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