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Cheap flights from Washington to Brisbane from $791

SEA — BNE
28 Oct — 4 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

Sun 8/1119:05 -
1 stop19h 40m
Sun 15/1110:45 -
1 stop21h 52m
Deal found 24/9$1,411
Mon 26/1010:10 -
1 stop28h 35m
Mon 2/1110:45 -
1 stop16h 47m
Deal found 26/9$1,475
Wed 18/1115:15 -
1 stop23h 30m
Sun 13/1210:45 -
1 stop29h 12m
Deal found 24/9$1,488
Sat 7/1119:05 -
1 stop19h 40m
Sun 22/1110:45 -
1 stop21h 52m
Deal found 24/9$1,490
Mon 26/1015:15 -
1 stop23h 30m
Mon 2/1106:10 -
2 stops21h 22m
Deal found 26/9$1,517
Thu 19/1119:05 -
1 stop19h 40m
Sun 13/1206:05 -
2 stops30h 17m
Deal found 24/9$1,522
Sat 7/1119:05 -
1 stop19h 40m
Sat 21/1112:05 -
2 stops39h 27m
Deal found 24/9$1,525
Fri 6/1111:26 -
1 stop27h 19m
Sun 22/1110:45 -
1 stop21h 57m
Deal found 24/9$1,544
Tue 10/1119:05 -
2 stops24h 20m
Tue 17/1106:10 -
2 stops21h 22m
Deal found 26/9$1,546
Sun 8/1107:00 -
2 stops33h 00m
Sun 15/1108:20 -
2 stops30h 37m
Deal found 24/9$1,637
Sun 8/1113:10 -
2 stops30h 10m
Sun 15/1111:20 -
1 stop17h 18m
Deal found 24/9$1,694
Sat 31/1013:10 -
1 stop24h 20m
Wed 4/1111:20 -
1 stop25h 21m
Deal found 24/9$1,732

Find flight deals from Washington to Brisbane

Round-trip from

$1,411

One-way from

$791

Popular in

December

Cheapest in

February

Average price

$1,796
Air Canada
  • Air Canada
  • 8/11-15/11
  • 2 total stops
  • 41h 32m total
  • Washington to Brisbane
Search Deals
20/10-31/12
  • 20/10-31/12
  • 1 total stop
  • 40h 00m total
  • Washington to Brisbane
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($204 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($91 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

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 24/10

20:00-10:00

2 stops45h 00m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$817

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Thu 3/12

13:35-05:50

1 stop22h 15m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$865

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 5/12

10:40-07:30

1 stop26h 50m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$928
Fastest return journey

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 14/11

15:35-07:30

1 stop21h 55m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$928

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

$928

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Thu 3/12

07:00-07:30

2 stops30h 30m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$928

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sun 18/10

16:37-12:40

2 stops27h 03m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$979

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Mon 5/10

00:10-21:30

2 stops52h 20m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$1,009

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sun 4/10

23:10-10:05

1 stop41h 55m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$1,056

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Wed 24/3

15:15-11:30

2 stops27h 15m

Brisbane

Wed 7/4

10:00-21:58

1 stop28h 58m

$1,469

Flights are sorted by cheapest return flights first.

Deals found on 23/9

Showing 1-10 of 24 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 $1,268). Flying from State of Washington to Brisbane in December is currently the most expensive (average of $2,417). 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 $1,764 and $2,337 in November.
The cheapest return price found within the last 5 days was $1,411 on Air Canada (8 Nov–15 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 24h 20m. Air Canada provides one of the quickest options available for as low as $1,732. 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 $612. United Airlines flights start at $633 while deals on Qantas Airways start at $648 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 $1,268). Flying from State of Washington to Brisbane in December is currently the most expensive (average of $2,417). 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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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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