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Cheap flights from Seattle to Brisbane from $644

SEA — BNE
22 Oct — 29 Oct1
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

Sat 21/1108:40 -
1 stop30h 05m
Mon 30/1118:40 -
2 stops32h 52m
Deal found 17/9$1,311
Tue 3/1119:05 -
1 stop19h 40m
Tue 10/1110:45 -
1 stop16h 47m
Deal found 19/9$1,374
Sat 7/1110:10 -
1 stop28h 35m
Sat 21/1110:45 -
1 stop25h 37m
Deal found 17/9$1,377
Sun 18/1019:15 -
1 stop18h 50m
Sun 1/1110:45 -
1 stop25h 37m
Deal found 19/9$1,399
Tue 20/1019:15 -
1 stop18h 50m
Tue 27/1009:45 -
1 stop16h 42m
Deal found 22/9$1,400
Sun 18/1019:55 -
1 stop18h 10m
Sun 1/1110:45 -
1 stop16h 47m
Deal found 20/9$1,424
Thu 12/1119:05 -
1 stop19h 40m
Sat 21/1110:45 -
1 stop21h 52m
Deal found 17/9$1,429
Tue 17/1119:05 -
1 stop19h 40m
Thu 3/1206:35 -
2 stops26h 02m
Deal found 17/9$1,444

Find flight deals from Seattle to Brisbane

Round-trip from

$1,311

One-way from

$644

Popular in

December

Cheapest in

February

Average price

$1,771
21/11-30/11
  • 21/11-30/11
  • 3 total stops
  • 62h 57m total
  • Seattle to Brisbane
Search Deals
2/11-31/12
  • 2/11-31/12
  • 1 total stop
  • 39h 41m total
  • Seattle to Brisbane
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($164 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($88 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 Seattle 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

Thu 3/12

13:35-05:50

1 stop22h 15m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$853
Fastest return journey

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 5/12

15:55-05:50

1 stop19h 55m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$853

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 26/12

13:18-07:30

1 stop24h 12m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$902

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Fri 25/12

05:00-07:30

1 stop32h 30m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$922

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 26/12

21:44-10:15

3 stops42h 31m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$1,316

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Tue 17/11

19:05-08:45

1 stop19h 40m

Brisbane

Thu 3/12

06:35-14:37

2 stops26h 02m

$1,444

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Tue 6/10

20:45-06:35

2 stops40h 50m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$1,524

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Thu 8/10

11:45-10:50

1 stop30h 05m

Brisbane

Wed 31/12

00:00-06:00

Nonstop0h 00m

$1,531

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Fri 25/12

17:35-07:30

1 stop19h 55m

Brisbane

Fri 15/1

11:20-21:12

2 stops27h 52m

$1,715

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Fri 25/12

15:24-07:30

1 stop22h 06m

Brisbane

Tue 12/1

11:20-22:39

2 stops29h 19m

$1,715

Flights are sorted by cheapest return flights first.

Deals found on 22/9

Showing 1-10 of 18 resultsSorted by cheapest first
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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

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?

Booking 3 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, February is the cheapest month in which you can book a flight from Seattle to Brisbane (average of $1,250). Flying from Seattle to Brisbane in December is currently the most expensive (average of $2,383). 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 Seattle to Brisbane?

Airfare is below average for this route at the moment.

Seattle to Brisbane flights typically cost between $1,690 and $2,108 in November.
The cheapest return price found within the last 5 days was $1,311 on Multiple Airlines (21 Nov–30 Nov).

Related info for your journey

  • How long is the flight from Seattle to Brisbane?

    Airlines like Air Canada and United Airlines fly from Seattle to Brisbane in about 19h 40m. The time it takes to get you to your destination can typically vary by up to 15m. 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 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 ($603), United Airlines ($624), and Qantas Airways ($639).

  • 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, February is the cheapest month in which you can book a flight from Seattle to Brisbane (average of $1,250). Flying from Seattle to Brisbane in December is currently the most expensive (average of $2,383). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Seattle to Brisbane

Portland to Brisbane flights
Spokane to Brisbane flights
Seattle to Coolangatta flights
Portland to Coolangatta flights

Fly with Cheapflights

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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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