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Cheap flights from Washington to Brisbane from $779

SEA — BNE
2 Nov — 9 Nov1
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

Tue 17/1110:10 -
1 stop28h 35m
Tue 24/1110:45 -
1 stop21h 52m
Deal found 2/10$1,441
Sat 14/1119:05 -
1 stop19h 40m
Sat 21/1110:45 -
1 stop25h 37m
Deal found 30/9$1,489
Tue 27/1019:05 -
1 stop19h 40m
Tue 3/1110:45 -
1 stop16h 47m
Deal found 29/9$1,492
Tue 27/1019:05 -
1 stop19h 40m
Tue 3/1106:10 -
2 stops21h 22m
Deal found 29/9$1,535
Tue 17/1119:05 -
2 stops24h 20m
Tue 24/1106:05 -
2 stops21h 22m
Deal found 2/10$1,565
Sat 14/1119:05 -
1 stop19h 40m
Sat 21/1106:10 -
2 stops21h 17m
Deal found 1/10$1,589
Wed 30/1214:00 -
1 stop24h 30m
Fri 22/110:40 -
1 stop20h 20m
Deal found 1/10$1,660
Wed 30/1219:55 -
1 stop18h 35m
Wed 20/110:40 -
2 stops22h 05m
Deal found 1/10$1,666
Sun 18/1006:30 -
2 stops29h 30m
Sun 25/1013:10 -
2 stops26h 51m
Deal found 3/10$1,667
Wed 28/1016:24 -
1 stop22h 06m
Wed 4/1110:40 -
1 stop23h 04m
Deal found 28/9$1,674
Sun 18/1013:05 -
1 stop24h 25m
Sun 25/1010:20 -
1 stop17h 18m
Deal found 3/10$1,677
Mon 16/1113:10 -
1 stop24h 20m
Mon 23/1111:20 -
2 stops27h 51m
Deal found 2/10$1,684

Find flight deals from Washington to Brisbane

Round-trip from

$1,441

One-way from

$779

Popular in

December

Cheapest in

February

Average price

$2,021
Air Canada
  • Air Canada
  • 17/11-24/11
  • 2 total stops
  • 50h 27m total
  • Washington to Brisbane
Search Deals
17/11-31/12
  • 17/11-31/12
  • 1 total stop
  • 40h 02m total
  • Washington to Brisbane
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($242 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($89 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Washington to Brisbane that are best for you.

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Route

Depart

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Price

Cheapest return flight

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Tue 20/10

20:00-05:00

1 stop40h 00m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$811

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Tue 17/11

18:35-07:30

2 stops42h 55m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$910

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Fri 13/11

20:09-10:00

2 stops43h 51m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$917

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 5/12

07:10-05:50

1 stop28h 40m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$924

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sun 15/11

19:48-22:25

3 stops32h 37m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$927

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Fri 13/11

09:05-07:30

1 stop28h 25m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$931

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 5/12

05:05-07:30

2 stops32h 25m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$937

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 7/11

09:05-07:30

1 stop28h 25m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$937

SpokaneBrisbane

GEG Spokane - BNE Brisbane

GEGBNE

Spokane

Fri 16/10

16:24-10:05

2 stops48h 41m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$1,254

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Tue 16/2

19:05-08:45

1 stop19h 40m

Brisbane

Tue 23/2

06:10-09:32

2 stops21h 22m

$1,535

Flights are sorted by cheapest return flights first.

Deals found on 28/9

Showing 1-10 of 27 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

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 $1,283). Flying from State of Washington to Brisbane in December is currently the most expensive (average of $2,435). 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 $1,500 and $2,364 in November.
The cheapest return price found within the last 5 days was $1,441 on Air Canada (17 Nov–24 Nov).

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

  • 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 22h 06m. American Airlines provides one of the quickest options available for as low as $1,674. There are 12162 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 $619. United Airlines flights start at $640 while deals on Qantas Airways start at $655 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 $1,283). Flying from State of Washington to Brisbane in December is currently the most expensive (average of $2,435). 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

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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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