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Cheap flights from Australia to Seattle from $644

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 31/1. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
22 Jan — 29 Jan1
1 adult

Cheap flight deals from Australia to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Australia (AU0) to Seattle (SEA). 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 17 January 2025.

Round-trip from

$1,223

One-way from

$644
5/2-19/2
  • 5/2-19/2
  • 5 total stops
  • 55h 20m total
  • Australia to Seattle
Search Deals
31/1
  • 31/1
  • 2 total stops
  • 43h 12m total
  • Australia to Seattle
Search Deals

Find flight deals from Australia to Seattle

Cheapest flights from Australia to Seattle
Explore the most affordable flight options available from Australia to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Wed 5/211:20BNE - SEA
2 stops23h 40mMultiple Airlines
Wed 19/208:30SEA - BNE
3 stops31h 40mMultiple Airlines
Deal found 16/1$1,223
Thu 13/214:00SYD - SEA
2 stops24h 54mMultiple Airlines
Sat 8/315:02SEA - SYD
2 stops35h 48mMultiple Airlines
Deal found 15/1$1,286
Sat 1/311:40BNE - SEA
1 stop22h 12mUnited Airlines
Sat 8/308:50SEA - BNE
2 stops28h 40mUnited Airlines
Deal found 16/1$1,344
Wed 27/808:35MEL - SEA
2 stops30h 41mAir New Zealand
Tue 9/917:00SEA - MEL
2 stops24h 50mAir New Zealand
Deal found 16/1$1,363
Fri 17/110:45BNE - SEA
1 stop29h 15mAir Canada
Thu 20/215:05SEA - BNE
1 stop23h 35mAir Canada
Deal found 16/1$1,368
Sun 16/210:45BNE - SEA
2 stops23h 55mDelta
Sun 23/213:30SEA - BNE
2 stops48h 15mDelta
Deal found 16/1$1,371
Wed 12/216:50MEL - SEA
1 stop25h 40mMultiple Airlines
Tue 25/212:00SEA - MEL
2 stops33h 20mMultiple Airlines
Deal found 17/1$1,374
Tue 18/214:05CBR - SEA
2 stops27h 43mMultiple Airlines
Tue 25/219:59SEA - CBR
2 stops46h 06mMultiple Airlines
Deal found 16/1$1,455
Fri 7/1121:40SYD - SEA
1 stop28h 55mHawaiian Airlines
Fri 14/1120:55SEA - SYD
1 stop27h 50mHawaiian Airlines
Deal found 16/1$1,460
Thu 24/422:15BNE - SEA
1 stop38h 15mEVA Air
Sat 3/501:50SEA - BNE
1 stop25h 10mEVA Air
Deal found 17/1$1,464
Sat 1/309:40BNE - SEA
1 stop24h 09mAmerican Airlines
Sat 8/319:24SEA - BNE
1 stop39h 36mAmerican Airlines
Deal found 16/1$1,534
Thu 13/210:20SYD - SEA
1 stop43h 35mAsiana Airlines
Sat 8/312:45SEA - SYD
1 stop24h 35mAsiana Airlines
Deal found 15/1$1,588

Find flights from Australia to Seattle within your budget

Customise your flight search to find flights from Australia to Seattle 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 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Wed 5/2

11:20-17:00

2 stops23h 40m

Seattle/Tacoma Intl

Wed 19/2

08:30-10:10

3 stops31h 40m

$1,223

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 13/2

14:00-19:54

2 stops24h 54m

Seattle/Tacoma Intl

Sat 8/3

15:02-21:50

2 stops35h 48m

$1,286

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Sat 1/3

11:40-15:52

1 stop22h 12m

Seattle/Tacoma Intl

Sat 8/3

08:50-07:30

2 stops28h 40m

$1,344

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Sun 16/2

10:45-16:40

2 stops23h 55m

Seattle/Tacoma Intl

Sun 23/2

13:30-07:45

2 stops48h 15m

$1,371

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 12/2

16:50-23:30

1 stop25h 40m

Seattle/Tacoma Intl

Tue 25/2

12:00-16:20

2 stops33h 20m

$1,374

CanberraSeattle

CBR - SEA

CBRSEA

Canberra

Tue 18/2

14:05-22:48

2 stops27h 43m

Seattle/Tacoma Intl

Tue 25/2

19:59-13:05

2 stops46h 06m

$1,455

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Thu 24/4

22:15-19:30

1 stop38h 15m

Seattle/Tacoma Intl

Sat 3/5

01:50-20:00

1 stop25h 10m

$1,464

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 2/3

21:40-23:30

1 stop20h 50m

Seattle/Tacoma Intl

Sun 9/3

16:20-19:45

1 stop33h 25m

$1,527

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Sat 1/3

09:40-15:49

1 stop24h 09m

Seattle/Tacoma Intl

Sat 8/3

19:24-05:00

1 stop39h 36m

$1,534

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 13/2

10:20-10:55

1 stop43h 35m

Seattle/Tacoma Intl

Sat 8/3

12:45-08:20

1 stop24h 35m

$1,588

Flights are sorted by cheapest return flights first.

Deals found on 17/1

Showing 1-10 of 60 results
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Best time to book a flight from Australia to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Australia 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.

Travel insights for flights from Australia to Seattle

Get recent, data-driven insights about flights from Australia to Seattle including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Australia to Seattle?

Currently, March is the cheapest month in which you can book a flight from Australia to Seattle (average of $875). Flying from Australia to Seattle in December is currently the most expensive (average of $1,490). 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 AU to SEA?

Find hourly flight availability from Australia to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 January 2025.

When flying from Australia to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated 17 January 2025.
Read reviews from past customers who have flown United Airlines, American Airlines and Air New Zealand from Australia to Seattle. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Entertainment

7.3

Overall

8.8

Crew

9.1

Comfort

8.1

Boarding

8.7

Food

7.8

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air Tahiti Nui
8.8
Very Good
62 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Entertainment

7.3

Overall

8.8

Crew

9.1

Comfort

8.1

Boarding

8.7

Food

7.8

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Korean Air
8.5
Very Good
1,034 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Entertainment

7.3

Overall

8.8

Crew

9.1

Comfort

8.1

Boarding

8.7

Food

7.8

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

EVA Air
8.4
Very Good
1,248 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Entertainment

7.3

Overall

8.8

Crew

9.1

Comfort

8.1

Boarding

8.7

Food

7.8

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

ANA
8.4
Very Good
847 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Entertainment

7.3

Overall

8.8

Crew

9.1

Comfort

8.1

Boarding

8.7

Food

7.8

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Japan Airlines
8.3
Very Good
1,448 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Entertainment

7.3

Overall

8.8

Crew

9.1

Comfort

8.1

Boarding

8.7

Food

7.8

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

Find useful and relevant information for your journey from Australia to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Australia?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Australia to Seattle. It is only a 18.4 km journey from Seattle/Tacoma Intl (SEA) to Seattle’s city centre.

  • What are the cheapest airlines to fly from Australia to Seattle one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $818. However, be on the lookout for offers from United Airlines and EVA Air, as they are both options that can get you from Australia to Seattle for a low price.

  • What are the most popular routes from Australia to Seattle?

    The most popular route from Australia to Seattle is Melbourne - Seattle/Tacoma Intl. You may also consider Brisbane - Seattle/Tacoma Intl or Sydney Kingsford Smith - Seattle/Tacoma Intl.

  • Can I find deals for flights from Australia to Seattle that include hotel bookings?

    Yes. In addition to deals on Australia to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Australia to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to Seattle.

  • Can I find deals for business class flights from Australia to Seattle?

    Yes. Cheapflights offers flight deals from Australia to Seattle 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 Australia to Seattle?

    Currently, March is the cheapest month in which you can book a flight from Australia to Seattle (average of $875). Flying from Australia to Seattle in December is currently the most expensive (average of $1,490). 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 Australia?

Book flights to Australia if you plan to visit one of these locations
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Top 10 airlines flying from Australia to Seattle

Discover the top 10 airlines that operate flights from Australia to Seattle. 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 17 January 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,015Average$1,886FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$1,055Average$2,130FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air CanadaCheapest$1,207Average$1,792FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapest$1,242Average$2,027FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Asiana AirlinesCheapest$1,300Average$1,571FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
ANACheapest$1,370Average$1,784FlexibilityNo cancel feeOn-time80%
Search ANA flights
Hawaiian AirlinesCheapest$1,381Average$1,876FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
EVA AirCheapest$1,386Average$1,586FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
China AirlinesCheapest$1,394Average$1,799FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Philippine AirlinesCheapest$1,404Average$1,462FlexibilityNo cancel feeOn-time60%
Search Philippine 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 Australia to Seattle?

Cheapflights makes it easy to find Australia to Seattle flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Australia to Seattle?

Cheapflights helps you find that perfect flight to Seattle from Australia by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Australia to Seattle with no change fees?

Yes, we can. To see specific flights from Australia to Seattle 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 Australia to Seattle become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Australia today and book when prices fit your budget.

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