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Cheap flights from Seattle to Brisbane from $658

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 21/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BNE
9 Mar — 16 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Brisbane

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Brisbane
Explore the most affordable flight options available from Seattle to Brisbane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 February 2026.

Tue 10/320:00
SEA
-
BNE
1 stop18h 45m
Air Canada
Sun 10/510:00
BNE
-
SEA
1 stop25h 30m
Air Canada
Deal found 5/2$1,152
Thu 19/215:40
SEA
-
BNE
1 stop23h 05m
Air Canada
Wed 4/310:45
BNE
-
SEA
1 stop26h 31m
Air Canada
Deal found 4/2$1,159
Thu 19/215:40
SEA
-
BNE
1 stop23h 05m
Air Canada
Mon 23/210:45
BNE
-
SEA
1 stop30h 12m
Air Canada
Deal found 5/2$1,162
Thu 5/315:40
SEA
-
BNE
1 stop23h 05m
Air Canada
Thu 12/309:45
BNE
-
SEA
1 stop16h 50m
Air Canada
Deal found 5/2$1,170
Sun 5/420:00
SEA
-
BNE
1 stop18h 05m
Air Canada
Tue 28/410:00
BNE
-
SEA
1 stop26h 18m
Air Canada
Deal found 4/2$1,223
Wed 29/415:40
SEA
-
BNE
1 stop22h 25m
Air Canada
Sun 10/510:00
BNE
-
SEA
1 stop21h 20m
Air Canada
Deal found 5/2$1,225
Mon 9/320:00
SEA
-
BNE
1 stop18h 45m
Air Canada
Mon 31/810:00
BNE
-
SEA
1 stop25h 32m
Air Canada
Deal found 6/2$1,233
Thu 19/209:55
SEA
-
BNE
1 stop28h 50m
Multiple Airlines
Mon 23/212:05
BNE
-
SEA
2 stops39h 10m
Multiple Airlines
Deal found 5/2$1,246
Tue 10/320:00
SEA
-
BNE
1 stop18h 45m
Multiple Airlines
Sun 10/520:40
BNE
-
SEA
2 stops29h 35m
Multiple Airlines
Deal found 6/2$1,253
Thu 5/320:00
SEA
-
BNE
2 stops23h 30m
ANA
Thu 12/309:45
BNE
-
SEA
1 stop16h 50m
ANA
Deal found 5/2$1,256

Find flight deals from Seattle to Brisbane

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Brisbane (BNE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 February 2026.

Round-trip from

$1,152

One-way from

$658

Popular in

December

Cheapest in

February

Average price

$1,319
Air Canada
  • Air Canada
  • 10/3-10/5
  • 2 total stops
  • 44h 15m total
  • Seattle to Brisbane
Search Deals
21/2
  • 21/2
  • 2 total stops
  • 29h 03m total
  • Seattle to Brisbane
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($102 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($86 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seattle 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 647,157 searches. Data last updated 7 February 2026.
Use the filters below to find and compare flights from Seattle to Brisbane that are best for you.

Fly from

Seattle

Fly to

Brisbane

Route

Depart

Return

Price

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Mon 9/3

15:40-07:45

1 stop23h 05m

Brisbane

Mon 31/8

20:40-09:17

2 stops29h 37m

$1,261

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Mon 9/3

15:40-07:45

1 stop23h 05m

Brisbane

Tue 1/9

20:40-09:17

2 stops29h 37m

$1,261

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Tue 5/5

15:00-07:05

1 stop23h 05m

Brisbane

Mon 11/5

10:00-09:15

1 stop16h 15m

$1,284

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Tue 31/3

20:00-11:05

2 stops22h 05m

Brisbane

Tue 7/4

20:15-09:33

2 stops30h 18m

$1,286

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Wed 13/5

19:20-07:05

1 stop18h 45m

Brisbane

Wed 3/6

10:00-14:20

1 stop21h 20m

$1,319

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Thu 19/2

09:55-08:45

1 stop28h 50m

Brisbane

Wed 4/3

10:45-15:01

1 stop22h 16m

$1,336

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sun 5/4

15:40-07:05

1 stop22h 25m

Brisbane

Tue 28/4

20:40-09:33

2 stops29h 53m

$1,347

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sat 9/5

10:42-05:00

1 stop25h 18m

Brisbane

Thu 14/5

11:55-18:56

2 stops24h 01m

$1,354

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Fri 20/2

05:50-08:45

1 stop32h 55m

Brisbane

Mon 23/2

12:05-09:15

2 stops39h 10m

$1,385

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sat 18/4

10:20-07:05

1 stop27h 45m

Brisbane

Tue 5/5

20:40-09:15

2 stops29h 35m

$1,407

Flights are sorted by cheapest return flights first.

Deals found on 3/2

Showing 1-10 of 20 results
1
2

Best time to book a flight from Seattle to Brisbane

Have a flexible travel schedule? Discover the best time to fly to Brisbane from Seattle with our price prediction graph.
Estimated return 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 Seattle to Brisbane

How far ahead should I book a flight from Seattle to Brisbane?

Use this chart to determine the optimal time to book a return flight from Seattle to Brisbane. Price data was last updated on 30 January 2026.

Booking 4 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Brisbane. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Brisbane?

Currently, January is the cheapest month in which you can book a flight from Seattle to Brisbane (average of $636). Flying from Seattle to Brisbane in September is currently the most expensive (average of $1,560). 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.

Reviews of airlines servicing Brisbane

Get insights into the airlines that provide service to Brisbane. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Brisbane. Reviews last updated 7 February 2026.
Read reviews from past customers who have flown with Air Canada from Seattle to Brisbane. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,697 reviews
Check prices

Crew

7.8

Boarding

7.3

Overall

7.1

Entertainment

6.8

Food

6.3

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sept 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Air Canada
7.1
Good
10,697 reviews
Air Canada
7.1
Good
10,697 reviews
Check prices

Crew

7.8

Boarding

7.3

Overall

7.1

Entertainment

6.8

Food

6.3

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sept 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Related info for your journey

Find useful and relevant information for your journey from Seattle to Brisbane. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Brisbane?

    Airlines like Air New Zealand and Air Canada fly from Seattle to Brisbane in about 18h 45m. The time it takes to get you to your destination can typically vary by up to 4h 20m. The distance between Seattle and Brisbane is about 11822 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Seattle to Brisbane round-trip?

    Currently priced at $619, Air Canada will fly you from Seattle to Brisbane and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Air Canada is priced at 65% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Seattle to Brisbane one-way?

    The cheapet airlines for a one-way flight from Seattle to Brisbane are Air Canada ($616), United Airlines ($637), and Qantas Airways ($956).

  • Can I find deals for flights from Seattle to Brisbane that include hotel bookings?

    Yes. In addition to deals on Seattle to Brisbane flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Brisbane?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Brisbane.

  • Can I find deals for business class flights from Seattle to Brisbane?

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Brisbane?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Brisbane (average of $636). Flying from Seattle to Brisbane in September is currently the most expensive (average of $1,560). 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?

Book flights to Brisbane if you plan to visit one of these locations
Redcliffe
Ipswich
Caboolture

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Alternative routes for Seattle to Brisbane

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Brisbane flights
Seattle to Coolangatta flights
Portland to Coolangatta flights
Spokane to Brisbane flights

Top airline flying from Seattle to Brisbane

Discover the top airline that operate flights from Seattle 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 647,157 searches. Data last updated 7 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$619Average$1,688FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Brisbane?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Brisbane from Seattle today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Seattle to Brisbane?

Millions of users choose and trust Cheapflights to book the best flight deals from Seattle to Brisbane for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Seattle to Brisbane with no change fees?

Yes, we can. To see specific flights from Seattle to Brisbane with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Seattle to Brisbane become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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