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Cheap flights from Seattle to Brisbane from $602

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 20/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BNE
6 Feb — 13 Feb1
1 adult
1 adult, Economy, 0 bags

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 7 January 2026.

Round-trip from

$1,185

One-way from

$602

Popular in

December

Cheapest in

February

Average price

$1,470
Air Canada
  • Air Canada
  • 20/2-1/3
  • 2 total stops
  • 35h 31m total
  • Seattle to Brisbane
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Air Canada
  • Air Canada
  • 20/2
  • 1 total stop
  • 18h 45m total
  • Seattle to Brisbane
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($81 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($91 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Find 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 January 2026.

Fri 20/220:00SEA - BNE
1 stop18h 45mAir Canada
Sun 1/310:45BNE - SEA
1 stop16h 46mAir Canada
Deal found 5/1$1,185
Sun 1/215:40SEA - BNE
1 stop23h 05mAir Canada
Sat 14/210:45BNE - SEA
1 stop21h 46mAir Canada
Deal found 6/1$1,186
Thu 19/215:40SEA - BNE
1 stop23h 05mAir Canada
Thu 26/210:45BNE - SEA
1 stop21h 46mAir Canada
Deal found 5/1$1,188
Mon 9/215:40SEA - BNE
1 stop23h 05mAir Canada
Tue 17/210:45BNE - SEA
1 stop21h 46mAir Canada
Deal found 6/1$1,192
Thu 19/215:40SEA - BNE
2 stops28h 40mMultiple Airlines
Wed 4/310:45BNE - SEA
1 stop22h 16mMultiple Airlines
Deal found 6/1$1,210
Mon 9/215:40SEA - BNE
1 stop23h 05mMultiple Airlines
Tue 17/206:10BNE - SEA
2 stops21h 05mMultiple Airlines
Deal found 5/1$1,211
Thu 19/215:40SEA - BNE
2 stops28h 40mMultiple Airlines
Thu 26/210:45BNE - SEA
1 stop21h 46mMultiple Airlines
Deal found 5/1$1,213
Tue 10/215:40SEA - BNE
1 stop23h 05mAir Canada
Fri 27/210:45BNE - SEA
1 stop16h 30mAir Canada
Deal found 6/1$1,228
Fri 20/315:40SEA - BNE
1 stop23h 05mAir Canada
Mon 23/309:45BNE - SEA
1 stop16h 46mAir Canada
Deal found 6/1$1,229
Fri 20/220:00SEA - BNE
2 stops22h 10mMultiple Airlines
Sun 1/310:45BNE - SEA
1 stop22h 16mMultiple Airlines
Deal found 5/1$1,231
Sat 7/215:40SEA - BNE
2 stops31h 15mAir Canada
Sat 21/210:45BNE - SEA
1 stop16h 46mAir Canada
Deal found 6/1$1,234

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 January 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

Fri 20/2

20:00-08:45

1 stop18h 45m

Brisbane

Sun 1/3

10:45-19:16

1 stop26h 31m

$1,186

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Fri 27/3

10:05-07:05

1 stop28h 00m

Brisbane

Sun 19/4

10:00-19:18

1 stop26h 18m

$1,186

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Mon 9/2

15:40-08:45

1 stop23h 05m

Brisbane

Tue 17/2

10:45-14:31

1 stop21h 46m

$1,192

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Fri 27/3

15:40-07:05

1 stop22h 25m

Brisbane

Sun 19/4

20:40-09:33

2 stops29h 53m

$1,256

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sun 8/2

09:55-08:45

1 stop28h 50m

Brisbane

Thu 12/2

10:45-09:15

1 stop16h 30m

$1,277

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sat 21/2

15:40-08:45

1 stop23h 05m

Brisbane

Sat 28/2

18:30-09:31

2 stops33h 01m

$1,278

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Fri 20/2

15:40-08:45

1 stop23h 05m

Brisbane

Sun 1/3

18:30-09:31

2 stops33h 01m

$1,278

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sat 17/1

05:50-07:00

2 stops55h 10m

Brisbane

Thu 29/1

10:45-09:15

1 stop16h 30m

$1,354

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sat 21/2

20:00-08:45

1 stop18h 45m

Brisbane

Sat 28/2

10:45-14:31

1 stop21h 46m

$1,396

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Sat 7/3

17:20-07:30

1 stop20h 10m

Brisbane

Thu 26/3

10:40-11:40

1 stop18h 00m

$1,504

Flights are sorted by cheapest return flights first.

Deals found on 5/1

Showing 1-10 of 17 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 2 January 2026.

Booking 73 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, June is the cheapest month in which you can book a flight from Seattle to Brisbane (average of $962). Flying from Seattle to Brisbane in September is currently the most expensive (average of $1,619). 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 January 2026.
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.
United Airlines
7.4
Good
9,138 reviews
Check prices

Food

6.6

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,138 reviews
United Airlines
7.4
Good
9,138 reviews
Check prices

Food

6.6

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
Air Canada
7.1
Good
10,600 reviews
United Airlines
7.4
Good
9,138 reviews
Check prices

Food

6.6

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

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 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 . The distance between Seattle and Brisbane is about 11822 km.

  • What are the cheapest airlines flying from Seattle to Brisbane round-trip?

    Currently priced at $642, 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. Check Cheapflights for deals on United Airlines for as low as $1,500. 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 ($639), United Airlines ($661), and Qantas Airways ($961).

  • 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, June is the cheapest month in which you can book a flight from Seattle to Brisbane (average of $962). Flying from Seattle to Brisbane in September is currently the most expensive (average of $1,619). 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
Spokane to Brisbane flights
Portland to Coolangatta flights
Seattle to Coolangatta flights

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 7 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$1,377Average$1,752FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,500Average$1,867FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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