$521 Cheap Flights from Seattle (SEA) to Brisbane (BNE)

View $521 flight on Sun, Sep 20, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Brisbane Airport (BNE)

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Cheap Flights from Seattle to Brisbane (SEA-BNE)

Prices were available within the past 7 days and start at $521 for one-way flights and $829 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Nov 18 - Mon, Nov 30
SEA
Seattle
BNE
Brisbane
$829 Roundtrip, found 2 days ago
$829
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Nov 18 from Seattle to Brisbane, returning Mon, Nov 30, priced at $829 found 2 days ago
Philippine Airlines
Tue, Sep 29 - Wed, Oct 14
SEA
Seattle
BNE
Brisbane
$943 Roundtrip, found 16 hours ago
$943
Roundtrip
found 16 hours ago
Select Philippine Airlines flight, departing Tue, Sep 29 from Seattle to Brisbane, returning Wed, Oct 14, priced at $943 found 16 hours ago
Cathay Pacific
Mon, Sep 7 - Mon, Sep 14
SEA
Seattle
BNE
Brisbane
$1,038 Roundtrip, found 7 hours ago
$1,038
Roundtrip
found 7 hours ago
Select Cathay Pacific flight, departing Mon, Sep 7 from Seattle to Brisbane, returning Mon, Sep 14, priced at $1,038 found 7 hours ago
Delta
Wed, Nov 11 - Wed, Nov 18
SEA
Seattle
BNE
Brisbane
$1,046 Roundtrip, found 4 days ago
$1,046
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Nov 11 from Seattle to Brisbane, returning Wed, Nov 18, priced at $1,046 found 4 days ago
Qantas Airways
Tue, May 5 - Tue, Jun 2
SEA
Seattle
BNE
Brisbane
$1,142 Roundtrip, found 9 hours ago
$1,142
Roundtrip
found 9 hours ago
Select Qantas Airways flight, departing Tue, May 5 from Seattle to Brisbane, returning Tue, Jun 2, priced at $1,142 found 9 hours ago
United
Wed, May 13 - Wed, Jun 3
SEA
Seattle
BNE
Brisbane
$1,156 Roundtrip, found 5 days ago
$1,156
Roundtrip
found 5 days ago
Select United flight, departing Wed, May 13 from Seattle to Brisbane, returning Wed, Jun 3, priced at $1,156 found 5 days ago
Air New Zealand
Mon, Apr 27 - Mon, May 11
SEA
Seattle
BNE
Brisbane
$1,199 Roundtrip, found 22 hours ago
$1,199
Roundtrip
found 22 hours ago
Select Air New Zealand flight, departing Mon, Apr 27 from Seattle to Brisbane, returning Mon, May 11, priced at $1,199 found 22 hours ago
Fiji Airways
Wed, Aug 19 - Wed, Sep 9
SEA
Seattle
BNE
Brisbane
$1,205 Roundtrip, found 1 day ago
$1,205
Roundtrip
found 1 day ago
Select Fiji Airways flight, departing Wed, Aug 19 from Seattle to Brisbane, returning Wed, Sep 9, priced at $1,205 found 1 day ago
Alaska Airlines
Fri, May 29 - Sun, Jun 7
SEA
Seattle
BNE
Brisbane
$1,221 Roundtrip, found 1 hour ago
$1,221
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Fri, May 29 from Seattle to Brisbane, returning Sun, Jun 7, priced at $1,221 found 1 hour ago
All Nippon Airways
Wed, Aug 12 - Wed, Aug 26
SEA
Seattle
BNE
Brisbane
$1,229 Roundtrip, found 5 days ago
$1,229
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Wed, Aug 12 from Seattle to Brisbane, returning Wed, Aug 26, priced at $1,229 found 5 days ago

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Alternative airports near Brisbane

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Brisbane Airport BNE. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $1,194
BNE
Brisbane Airport
CheapestClosest
Average driving time to city center16 min
Flights from $1,194

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE) cost?
You can find cheap one-way flights from $521 and cheap return flights from $829 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE) with Expedia. One-way flights typically cost between $503 and $5809, and return flights often range between $1044 and $7719. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE)?
February is the cheapest month to fly from Seattle to Brisbane, with average round-trip fares around $963. This is about 24% lower than the average price throughout the year, as February often has less travel demand. Other cheap months to fly from Seattle to Brisbane include January and August.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE)?
Enter SEA to BNE and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE)?
EVA Airways is one of the cheapest airlines offering connecting flights from Seattle, WA (SEA) to Brisbane, QLD (BNE), with round-trip tickets starting from around $1,395. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE)?
The best time to fly from Seattle (SEA) to Brisbane (BNE) is typically in January or February. These months are among the cheapest, with average return flight prices around $963. January is popular for travelers looking to escape the winter chill, while February offers a great balance of price and pleasant weather, making it an ideal time to explore Australia.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from SEA to BNE. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE)?
When flying from Seattle, WA (SEA) to Brisbane, QLD (BNE), the most popular departure times are in the late afternoon, from 3pm to 6pm. This time window accounts for around 35% of total traffic. Many major carriers, including Emirates and United, operate flights during this period. Many travelers prefer this timing as it allows for a leisurely morning before heading to the airport.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE)?
A flight from SEA to BNE with a layover takes around 18 hours, with the route covering approximately 7,351 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE)?
You can fly business class between SEA and BNE. Airlines that offer business class service on this route include:

  • Emirates
  • Cathay Pacific
  • United Airlines
  • Qatar Airways
  • Korean Air
  • China Airlines
  • Singapore Airlines
  • American Airlines
  • EVA Airways
  • Delta Air Lines

First class is available with Emirates.
How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE) Brisbane Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Brisbane, QLD (BNE) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Brisbane
Airlines serving
Air Canada, Air New Zealand, Air Tahiti Nui, Alaska Airlines, All Nippon Airways, American Airlines, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Fiji Airways, Hawaiian Airlines, Korean Air, Malaysia Airlines, Philippine Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, United
Roundtrip price
$829
Distance
7350 mi

Book with confidence

Seattle to Brisbane Flights

The cheapest times to fly from Seattle to Brisbane

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Brisbane are during the month of November. You can find some of the cheapest flights from Seattle to Brisbane with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Brisbane

Sunday is one of the best days to book for cheap flights from Seattle to Brisbane: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Brisbane

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Brisbane in 2026. You can also book with separate airlines for your outbound and return journeys, from $521 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Brisbane flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Brisbane airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Brisbane Flights

*Flight schedules are subject to change.

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*Available to One Key members.