Cheap flights from Seattle to Brisbane from $659

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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BNE
18 Aug — 25 Aug1
1 adult

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Brisbane are usually found in February or March, booked 77 days in advance, depart on a Monday or Wednesday and return on a Saturday

Cheap 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 13 August 2025.

Round-trip from

$1,350

One-way from

$659

Popular in

December

Cheapest in

February

Average price

$1,917
Air Canada
  • Air Canada
  • 21/10-14/11
  • 2 total stops
  • 44h 51m total
  • Seattle to Brisbane
Air Canada
  • Air Canada
  • 21/10
  • 1 total stop
  • 18h 50m total
  • Seattle to Brisbane
Highest demand for flights based on searches. 4% potential increase in price ($153 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($110 potential savings vs. average return price).
Average for round-trip flights in August 2025

Find flight deals from Seattle to Brisbane

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 13 August 2025.

Sat 15/1120:00SEA - BNE
1 stop18h 45mAir Canada
Tue 25/1110:45BNE - SEA
1 stop21h 41mAir Canada
Deal found 11/8$1,350
Tue 21/1019:15SEA - BNE
2 stops23h 15mAir Canada
Fri 14/1110:45BNE - SEA
1 stop16h 46mAir Canada
Deal found 12/8$1,385
Sat 18/1019:15SEA - BNE
1 stop18h 50mAir Canada
Sat 15/1110:45BNE - SEA
1 stop21h 41mAir Canada
Deal found 11/8$1,391
Mon 18/814:55SEA - BNE
1 stop23h 10mAir Canada
Thu 21/810:20BNE - SEA
1 stop25h 16mAir Canada
Deal found 11/8$1,440
Sat 15/1120:00SEA - BNE
2 stops22h 35mMultiple Airlines
Tue 25/1110:45BNE - SEA
1 stop26h 31mMultiple Airlines
Deal found 11/8$1,446
Tue 12/810:00SEA - BNE
1 stop28h 05mAir Canada
Tue 19/810:20BNE - SEA
1 stop16h 01mAir Canada
Deal found 11/8$1,461
Tue 4/1110:05SEA - BNE
1 stop28h 40mAir Canada
Sat 22/1110:45BNE - SEA
1 stop21h 41mAir Canada
Deal found 11/8$1,472
Fri 29/805:30SEA - BNE
1 stop32h 35mAir Canada
Fri 5/910:00BNE - SEA
1 stop16h 22mAir Canada
Deal found 11/8$1,481
Sat 18/1010:00SEA - BNE
1 stop28h 05mMultiple Airlines
Sat 15/1105:25BNE - SEA
2 stops22h 06mMultiple Airlines
Deal found 13/8$1,501
Wed 12/1120:00SEA - BNE
1 stop18h 45mAir Canada
Thu 4/1211:10BNE - SEA
2 stops50h 06mAir Canada
Deal found 11/8$1,576

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 13 August 2025.
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

Tue 21/10

14:55-07:05

1 stop23h 10m

Brisbane

Fri 14/11

10:45-14:26

1 stop21h 41m

$1,350

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sat 15/11

20:00-08:45

1 stop18h 45m

Brisbane

Tue 25/11

10:45-14:26

1 stop21h 41m

$1,350

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sat 18/10

19:15-07:05

1 stop18h 50m

Brisbane

Sat 15/11

10:45-14:26

1 stop21h 41m

$1,391

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sat 15/11

20:00-12:35

2 stops22h 35m

Brisbane

Tue 25/11

10:45-19:16

1 stop26h 31m

$1,446

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Tue 21/10

10:00-07:05

1 stop28h 05m

$659

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Wed 26/11

10:05-08:45

1 stop28h 40m

$659

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sun 1/2

05:50-08:45

1 stop32h 55m

$660

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Fri 24/10

19:15-07:45

1 stop19h 30m

$676

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sun 19/10

19:15-07:05

1 stop18h 50m

$717

Flights are sorted by cheapest return flights first.

Deals found on 11/8

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 8 August 2025.

Booking 76 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, May is the cheapest month in which you can book a flight from Seattle to Brisbane (average of $160). Flying from Seattle to Brisbane in September is currently the most expensive (average of $208). 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.

What is the cheapest time of day to fly from SEA to BNE?

Find hourly flight availability from Seattle to Brisbane. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 August 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Brisbane at midday. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the afternoon.

What’s the top stopover airport for flights from Seattle to Brisbane?

Share of one-stop return flights from Seattle to Brisbane chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Vancouver (YVR) – chosen by Cheapflights users on 65% of one-stop itineraries from Seattle to Brisbane on Cheapflights.

What’s the cheapest stopover airport for flights from Seattle to Brisbane?

Average return fare for one-stop flights from Seattle to Brisbane, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

San Francisco (SFO) is the most affordable one-stop option, with an average return flight price of $1,892.

What’s the fastest stopover option from Seattle to Brisbane?

Shortest average travel time for one-stop one-way flights from Seattle to Brisbane, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via San Francisco (SFO) have the shortest average one-way travel time for one-stop routes: 18h 32m.

Which airport typically offers the quickest stopover for flights from Seattle to Brisbane?

Average stopover duration for one-stop one-way flights from Seattle to Brisbane, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via San Francisco (SFO) offer the fastest connection on this route, with an average stopover time of 3h 06m.

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 13 August 2025.
Read reviews from past customers who have flown with United Airlines and 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.

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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

    Currently priced at $1,350, 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 30% lower than the current average price of a flight leaving 3 months from now.

  • 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, May is the cheapest month in which you can book a flight from Seattle to Brisbane (average of $160). Flying from Seattle to Brisbane in September is currently the most expensive (average of $208). 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
Ipswich
Redcliffe
Caboolture

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Brisbane

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Seattle to Brisbane

Discover the top 2 airlines 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 13 August 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,542Average$1,815FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,703Average$1,930FlexibilityNo 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.