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Cheap flights from Seattle to Brisbane from C$ 812

SEA — BNE
17 Oct — 24 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

Sun 8/117:05 p.m. -
1 stop19h 40m
Sun 22/1110:45 a.m. -
1 stop16h 47m
Deal found 14/9C$ 1,311
Sun 8/1110:10 a.m. -
1 stop28h 35m
Sun 22/116:05 a.m. -
2 stops21h 27m
Deal found 14/9C$ 1,340
Thu 3/125:40 p.m. -
2 stops44h 50m
Fri 19/210:40 a.m. -
2 stops24h 13m
Deal found 13/9C$ 1,701
Mon 14/127:30 p.m. -
1 stop18h 00m
Thu 7/111:20 a.m. -
2 stops29h 19m
Deal found 13/9C$ 1,845
Sun 13/128:43 a.m. -
1 stop28h 47m
Thu 7/111:20 a.m. -
2 stops27h 52m
Deal found 13/9C$ 1,856
Mon 14/125:05 a.m. -
2 stops32h 25m
Wed 6/111:20 a.m. -
2 stops48h 49m
Deal found 13/9C$ 1,869
Sun 13/128:43 a.m. -
1 stop28h 47m
Fri 8/111:20 a.m. -
2 stops40h 39m
Deal found 13/9C$ 1,880
Thu 17/911:45 a.m. -
1 stop41h 45m
Tue 20/1012:05 a.m. -
2 stops34h 28m
Deal found 16/9C$ 1,922
Wed 14/107:08 p.m. -
2 stops34h 22m
Tue 20/1012:05 a.m. -
2 stops34h 28m
Deal found 15/9C$ 1,929
Thu 15/107:08 p.m. -
2 stops34h 22m
Fri 30/1012:50 a.m. -
1 stop25h 55m
Deal found 16/9C$ 1,983

Find flight deals from Seattle to Brisbane

Round-trip from

C$ 1,311

One-way from

C$ 912

Popular in

December

Cheapest in

February

Average price

C$ 1,760
Air Canada
  • Air Canada
  • 8/11-22/11
  • 2 total stops
  • 36h 27m total
  • Seattle to Brisbane
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Delta
  • Delta
  • 3/12-31/12
  • 2 total stops
  • 44h 50m total
  • Seattle to Brisbane
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 148 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 88 potential savings vs. average RT 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 round-trip

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Wed 20/1

9:30 a.m.-8:30 a.m.

1 stop29h 00m

Brisbane

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 812
Quickest round-trip

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 26/12

1:18 p.m.-7:30 a.m.

1 stop24h 12m

Brisbane

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 897

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Fri 25/12

5:00 a.m.-7:30 a.m.

2 stops32h 30m

Brisbane

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 897

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Thu 3/12

5:40 p.m.-8:30 a.m.

2 stops44h 50m

Brisbane

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 912

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Thu 21/1

3:51 p.m.-11:30 a.m.

3 stops49h 39m

Brisbane

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 961

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 16/1

5:07 a.m.-7:30 a.m.

2 stops32h 23m

Brisbane

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 1,008

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Wed 13/1

5:07 a.m.-7:30 a.m.

2 stops32h 23m

Brisbane

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 1,008

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Tue 6/10

4:25 p.m.-5:30 p.m.

1 stop32h 05m

Brisbane

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 1,273

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Sat 23/1

3:51 p.m.-11:30 a.m.

3 stops49h 39m

Brisbane

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 1,301

SeattleBrisbane

SEA Seattle/Tacoma Intl - BNE Brisbane

SEABNE

Seattle/Tacoma Intl

Fri 5/2

7:03 a.m.-7:30 a.m.

2 stops30h 27m

Brisbane

Mon 22/2

11:20 a.m.-12:12 p.m.

1 stop18h 52m

C$ 1,566

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 20 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 round-trip 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?

To ensure you get the cheapest price possible for a flight from Seattle to Brisbane, you should look to book at least 3 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 C$ 1,209). Flying from Seattle to Brisbane in December is currently the most expensive (average of C$ 2,368). 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 to fly round-trip from Seattle to Brisbane?

Airfare is below average for this route at the moment.

Seattle to Brisbane flights typically cost between C$ 1,633 and C$ 1,899 in November.
The cheapest round-trip price found within the last 5 days was C$ 1,311 on Air Canada (8 Nov-22 Nov).

Related info for your journey

  • How long is the flight from Seattle to Brisbane?

    Departing from Seattle to Brisbane will take you 27h 05m. The distance from Seattle to Brisbane is about 11822 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 vacation 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 C$ 1,209). Flying from Seattle to Brisbane in December is currently the most expensive (average of C$ 2,368). 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

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Certainly. Search results for flights to Brisbane from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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