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Cheap flights from Washington to Brisbane from $735

SEA — BNE
6 Oct — 13 Oct1
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 20/1010:10 -
1 stop27h 55m
Tue 3/1110:45 -
1 stop16h 41m
Deal found 4/9$1,278
Tue 20/1015:30 -
1 stop22h 35m
Tue 3/1106:10 -
2 stops21h 16m
Deal found 6/9$1,307
Mon 19/1010:10 -
1 stop27h 55m
Mon 26/1005:05 -
2 stops21h 21m
Deal found 4/9$1,311
Tue 20/1015:30 -
1 stop22h 35m
Tue 27/1005:05 -
2 stops26h 36m
Deal found 5/9$1,313
Mon 19/1010:10 -
1 stop27h 55m
Sat 7/1110:45 -
1 stop21h 56m
Deal found 4/9$1,329
Mon 2/1119:10 -
2 stops24h 15m
Mon 16/1106:10 -
2 stops21h 16m
Deal found 4/9$1,335
Wed 21/1020:00 -
1 stop40h 00m
Wed 25/1111:25 -
2 stops51h 13m
Deal found 1/9$1,335
Sat 21/1119:05 -
1 stop19h 40m
Sat 28/1106:35 -
2 stops20h 57m
Deal found 3/9$1,353
Tue 20/1020:00 -
1 stop40h 00m
Wed 25/1111:25 -
2 stops51h 13m
Deal found 1/9$1,357
Sat 12/910:50 -
1 stop27h 15m
Mon 28/910:00 -
1 stop25h 32m
Deal found 1/9$1,361
Mon 19/1020:00 -
1 stop40h 00m
Thu 19/1111:40 -
2 stops25h 14m
Deal found 5/9$1,374
Sat 17/1010:10 -
1 stop27h 55m
Sat 31/1009:45 -
1 stop21h 56m
Deal found 6/9$1,382

Find flight deals from Washington to Brisbane

Round-trip from

$1,272

One-way from

$735

Popular in

December

Cheapest in

February

Average price

$1,751
15/2-1/3
  • 15/2-1/3
  • 3 total stops
  • 55h 05m total
  • Washington to Brisbane
Search Deals
16/10-31/12
  • 16/10-31/12
  • 1 total stop
  • 40h 00m total
  • Washington to Brisbane
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($185 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($87 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 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.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandBrisbane

PDX Portland - BNE Brisbane

PDXBNE

Portland

Tue 3/11

15:40-09:50

2 stops48h 10m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$770

PortlandBrisbane

PDX Portland - BNE Brisbane

PDXBNE

Portland

Thu 3/12

11:38-05:50

1 stop24h 12m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$777

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Fri 16/10

21:16-05:00

2 stops38h 44m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$788

PortlandBrisbane

PDX Portland - BNE Brisbane

PDXBNE

Portland

Thu 5/11

07:04-05:50

2 stops28h 46m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$799

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Thu 3/12

21:07-05:50

1 stop38h 43m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$801

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

$809

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Thu 3/12

13:16-07:30

1 stop24h 14m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$809

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sun 31/1

05:07-07:30

2 stops32h 23m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$809

PortlandBrisbane

PDX Portland - BNE Brisbane

PDXBNE

Portland

Tue 8/12

10:30-05:50

2 stops25h 20m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$810

PortlandBrisbane

PDX Portland - BNE Brisbane

PDXBNE

Portland

Thu 21/1

19:40-08:30

2 stops42h 50m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$831

Flights are sorted by cheapest return flights first.

Deals found on 3/9

Showing 1-10 of 35 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 $1,247). Flying from State of Washington to Brisbane in December is currently the most expensive (average of $2,395). 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 $1,625 and $1,916 in October.
The cheapest return price found within the last 5 days was $1,335 on Multiple Airlines (21 Oct–25 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 28h 35m. Air Canada provides one of the quickest options available for as low as $1,382. 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 $597. United Airlines flights start at $617 while deals on Qantas Airways start at $632 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 $1,247). Flying from State of Washington to Brisbane in December is currently the most expensive (average of $2,395). 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?

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Redcliffe
Ipswich
Caboolture

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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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