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$431+ Cheap flights from Washington to Brisbane (BNE)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BNE
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Washington to Brisbane

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 January 29, 2026.

This Trip.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/139:53 am
PDX
-
BNE
2 stops31h 32m
Multiple Airlines
Fri 3/2011:50 am
BNE
-
PDX
2 stops25h 58m
Multiple Airlines
Deal found 1/27$833
This Expedia deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:00 pm
SEA
-
BNE
2 stops22h 30m
Multiple Airlines
Sun 5/1710:00 am
BNE
-
SEA
1 stop29h 20m
Multiple Airlines
Deal found 1/28$833
This Air Canada deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/259:55 am
SEA
-
BNE
1 stop28h 50m
Air Canada
Wed 3/410:45 am
BNE
-
SEA
1 stop22h 16m
Air Canada
Deal found 1/27$847
This Air Canada deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:00 pm
SEA
-
BNE
1 stop18h 45m
Air Canada
Wed 3/189:45 am
BNE
-
SEA
1 stop22h 16m
Air Canada
Deal found 1/28$849
This Expedia deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/93:05 pm
SEA
-
BNE
1 stop23h 40m
Air Canada
Fri 11/2010:45 am
BNE
-
SEA
1 stop17h 06m
Air Canada
Deal found 1/27$857
This Air Canada deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/199:55 am
SEA
-
BNE
1 stop28h 50m
Air Canada
Wed 3/410:45 am
BNE
-
SEA
1 stop26h 31m
Air Canada
Deal found 1/27$858
This Air Canada deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/68:00 pm
SEA
-
BNE
1 stop18h 45m
Air Canada
Mon 3/910:45 am
BNE
-
SEA
1 stop25h 31m
Air Canada
Deal found 1/28$862
This Air Canada deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/53:15 pm
PDX
-
BNE
1 stop23h 30m
Air Canada
Thu 3/199:45 am
BNE
-
PDX
1 stop25h 45m
Air Canada
Deal found 1/27$866
This Air Canada deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/239:50 am
PDX
-
BNE
1 stop28h 55m
Air Canada
Wed 4/2910:00 am
BNE
-
PDX
1 stop21h 40m
Air Canada
Deal found 1/28$874
This FlightHub deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:00 pm
SEA
-
BNE
2 stops23h 25m
Multiple Airlines
Wed 3/189:45 am
BNE
-
SEA
1 stop26h 31m
Multiple Airlines
Deal found 1/28$877
This Air Canada deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/93:05 pm
SEA
-
BNE
1 stop23h 40m
Multiple Airlines
Fri 11/206:10 am
BNE
-
SEA
2 stops21h 41m
Multiple Airlines
Deal found 1/27$886
This FlightHub deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:05 pm
PDX
-
BNE
2 stops24h 20m
Multiple Airlines
Thu 3/199:45 am
BNE
-
PDX
1 stop16h 30m
Multiple Airlines
Deal found 1/27$894

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$833
(Trip.com)

One-way from

$431
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$999
Provider with most accurate pricing for Seattle/Tacoma Intl-Brisbane flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Brisbane flights.
Search Deals
From Washington to Brisbane
Search Deals
One-way flight from Washington to Brisbane
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Washington to Brisbane that are best for you.

Fly from

Washington

Fly to

Brisbane

Route

Depart

Return

Price

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Fri 3/13

9:53 am-10:25 am

2 stops31h 32m

Brisbane

Fri 3/20

11:50 am-8:48 pm

2 stops25h 58m

$833

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Thu 3/5

3:15 pm-8:45 am

1 stop23h 30m

Brisbane

Thu 3/19

9:45 am-6:30 pm

1 stop25h 45m

$866

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Wed 2/25

7:05 pm-8:45 am

1 stop19h 40m

Brisbane

Wed 3/4

10:45 am-9:15 am

1 stop16h 30m

$866

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Thu 3/5

7:05 pm-1:25 pm

2 stops24h 20m

Brisbane

Thu 3/19

9:45 am-6:30 pm

1 stop25h 45m

$894

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Tue 4/28

10:10 am-7:05 am

1 stop27h 55m

Brisbane

Sun 5/10

10:00 am-9:15 am

1 stop16h 15m

$909

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sat 3/14

3:15 pm-4:55 pm

2 stops32h 40m

Brisbane

Sat 3/21

9:45 am-6:30 pm

1 stop25h 45m

$934

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Mon 4/20

8:00 pm-7:05 am

1 stop18h 05m

Brisbane

Mon 5/4

10:00 am-2:20 pm

1 stop21h 20m

$938

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Wed 4/29

8:00 pm-2:30 pm

2 stops25h 30m

Brisbane

Sun 5/10

10:00 am-6:30 pm

1 stop25h 30m

$938

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Mon 4/20

8:00 pm-7:05 am

1 stop18h 05m

Brisbane

Sun 5/3

10:00 am-2:20 pm

1 stop21h 20m

$938

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Tue 4/28

5:50 am-7:05 am

1 stop32h 15m

Brisbane

Sun 5/10

10:00 am-10:20 pm

1 stop29h 20m

$940

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 35 results
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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 round-trip 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, January is the cheapest month in which you can book a flight from State of Washington to Brisbane (average of $444). Flying from State of Washington to Brisbane in September is currently the most expensive (average of $1,068). 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.

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?

    If you book a flight to Brisbane from Washington, you will be flying to Brisbane, which is the city’s only airport. Brisbane (BNE) is located 7.7 mi from the center of Brisbane.

  • How long is the flight from State of Washington to Brisbane?

    Airlines like Air Canada, ANA, and Air New Zealand fly from State of Washington to Brisbane in about 18h 05m. The time it takes to get you to your destination can typically vary by up to 14h 10m. There are 7346 mi between State of Washington and Brisbane. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from State of Washington to Brisbane one-way?

    The cheapest airlines for a one-way flight from State of Washington to Brisbane are Air Canada ($405), United Airlines ($444), and Qantas Airways ($497).

  • 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 vacation 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, January is the cheapest month in which you can book a flight from State of Washington to Brisbane (average of $444). Flying from State of Washington to Brisbane in September is currently the most expensive (average of $1,068). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington to Brisbane

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Top 3 airlines flying from Washington to Brisbane

Discover the top 3 airlines 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 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$647Average$1,583FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$796Average$1,159FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$863Average$1,308FlexibilityNo cancel feeOn-time69%

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