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Cheap flights from Washington to Brisbane from $852

SEA — BNE
24 Nov — 1 Dec1
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

Sun 15/1110:10 -
1 stop28h 35m
Wed 25/1110:45 -
1 stop21h 52m
Deal found 20/10$1,385
Sat 7/1119:05 -
1 stop19h 40m
Tue 10/1110:45 -
1 stop16h 47m
Deal found 24/10$1,386
Sun 15/1119:05 -
1 stop19h 40m
Wed 25/1106:05 -
2 stops21h 22m
Deal found 20/10$1,413
Mon 16/1119:05 -
1 stop19h 40m
Tue 24/1110:45 -
1 stop21h 52m
Deal found 20/10$1,423
Tue 3/1115:15 -
1 stop23h 30m
Fri 6/1110:45 -
1 stop25h 37m
Deal found 20/10$1,439
Sun 25/1010:10 -
1 stop28h 35m
Fri 6/1110:45 -
1 stop25h 37m
Deal found 22/10$1,440
Tue 10/1115:15 -
1 stop23h 30m
Wed 18/1106:05 -
2 stops26h 32m
Deal found 20/10$1,457
Sun 25/1015:15 -
1 stop23h 30m
Fri 6/1106:10 -
2 stops21h 22m
Deal found 22/10$1,469
Wed 4/1115:15 -
1 stop23h 30m
Sat 7/1110:45 -
1 stop25h 37m
Deal found 21/10$1,493
Sat 31/1013:10 -
2 stops26h 35m
Wed 4/1110:45 -
2 stops25h 56m
Deal found 20/10$1,523
Sat 31/1014:51 -
1 stop21h 59m
Wed 4/1113:10 -
1 stop28h 42m
Deal found 20/10$1,800
Sat 5/1206:00 -
1 stop30h 30m
Sat 12/1218:55 -
2 stops36h 17m
Deal found 21/10$2,077

Find flight deals from Washington to Brisbane

Round-trip from

$1,385

One-way from

$852

Popular in

December

Cheapest in

February

Average price

$1,986
Air Canada
  • Air Canada
  • 15/11-25/11
  • 2 total stops
  • 50h 27m total
  • Washington to Brisbane
Search Deals
Qantas Airways
  • Qantas Airways
  • 3/12-31/12
  • 1 total stop
  • 22h 15m total
  • Washington to Brisbane
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($76 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($93 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

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

Return

Price

Cheapest return flight

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 31/10

08:20-05:50

1 stop28h 30m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$852

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Wed 27/1

07:00-07:30

2 stops30h 30m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$857
Fastest return journey

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 31/10

15:30-05:50

2 stops21h 20m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$868

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

$876

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 7/11

08:30-07:30

2 stops29h 00m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$876

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Tue 2/3

19:00-13:25

2 stops24h 25m

Brisbane

Tue 16/3

05:05-14:35

2 stops26h 30m

$1,452

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Tue 2/3

19:41-13:20

2 stops23h 39m

Brisbane

Tue 16/3

09:05-19:03

3 stops26h 58m

$1,997

SpokaneBrisbane

GEG Spokane - BNE Brisbane

GEGBNE

Spokane

Sat 21/11

13:10-07:30

1 stop24h 20m

Brisbane

Sat 28/11

11:20-10:38

1 stop17h 18m

$2,089

SpokaneBrisbane

GEG Spokane - BNE Brisbane

GEGBNE

Spokane

Sat 5/12

13:03-09:10

2 stops26h 07m

Brisbane

Sat 12/12

18:55-13:12

2 stops36h 17m

$2,109

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sun 13/12

17:35-07:30

1 stop19h 55m

Brisbane

Sun 17/1

19:50-12:22

2 stops34h 32m

$2,126

Flights are sorted by cheapest return flights first.

Deals found on 24/10

Showing 1-10 of 17 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 $1,266). Flying from State of Washington to Brisbane in December is currently the most expensive (average of $2,382). 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 $1,405 and $1,925 in November.
The cheapest return price found within the last 5 days was $1,385 on Air Canada (15 Nov–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 23h 39m. United Airlines provides one of the quickest options available for as low as $1,997. There are 11822 km between State of Washington and Brisbane.

  • 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 $611. United Airlines flights start at $631 while deals on Qantas Airways start at $646 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 $1,266). Flying from State of Washington to Brisbane in December is currently the most expensive (average of $2,382). 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.

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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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