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Cheap flights from Australia to Seattle from $617

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
28 Apr — 5 May1
1 adult

Cheap flight deals from Australia to Seattle

Keep the following information in mind while searching for Australia to Seattle flight deals. Data was last updated 23 April 2025.

Round-trip from

$1,555

One-way from

$617

Popular in

December

Cheapest in

February

Average price

$1,808
EVA Air
  • EVA Air
  • 9/6-28/6
  • 3 total stops
  • 56h 30m total
  • Australia to Seattle
Search Deals
15/5
  • 15/5
  • 1 total stop
  • 30h 55m total
  • Australia to Seattle
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($238 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($74 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
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 23 April 2025.

Mon 9/622:15BNE - SEA
2 stops30h 20mMultiple Airlines
Sat 28/600:50SEA - BNE
1 stop26h 10mMultiple Airlines
Deal found 21/4$1,555
Thu 5/613:15SYD - SEA
3 stops27h 55mMultiple Airlines
Thu 12/605:35SEA - SYD
2 stops40h 05mMultiple Airlines
Deal found 21/4$1,558
Mon 2/609:30SYD - SEA
1 stop44h 00mAsiana Airlines
Fri 6/614:15SEA - SYD
1 stop24h 15mAsiana Airlines
Deal found 21/4$1,559
Thu 20/1109:05SYD - SEA
1 stop41h 05mSingapore Airlines
Fri 28/1108:45SEA - SYD
1 stop32h 05mSingapore Airlines
Deal found 22/4$1,569
Wed 4/608:00MEL - SEA
1 stop28h 15mPhilippine Airlines
Sun 8/623:35SEA - MEL
1 stop37h 55mPhilippine Airlines
Deal found 22/4$1,573
Wed 4/612:25PER - SEA
2 stops37h 10mJapan Airlines
Wed 11/613:30SEA - PER
2 stops27h 15mJapan Airlines
Deal found 22/4$1,608
Mon 9/622:15BNE - SEA
1 stop38h 15mEVA Air
Sat 28/601:50SEA - BNE
1 stop25h 10mEVA Air
Deal found 21/4$1,609
Fri 6/611:15BNE - SEA
1 stop25h 00mPhilippine Airlines
Fri 13/623:35SEA - BNE
1 stop41h 20mPhilippine Airlines
Deal found 22/4$1,620
Fri 6/610:10SYD - SEA
1 stop26h 05mPhilippine Airlines
Fri 13/623:35SEA - SYD
1 stop39h 25mPhilippine Airlines
Deal found 22/4$1,647
Sat 7/620:55SYD - SEA
1 stop34h 30mANA
Wed 9/713:45SEA - SYD
2 stops36h 30mANA
Deal found 22/4$1,655
Sat 7/607:25MEL - SEA
2 stops28h 31mJapan Airlines
Mon 30/613:30SEA - MEL
1 stop23h 15mJapan Airlines
Deal found 22/4$1,694
Thu 5/609:10SYD - SEA
2 stops22h 37mAmerican Airlines
Sun 15/613:35SEA - SYD
2 stops24h 30mAmerican Airlines
Deal found 21/4$1,720

Cheapflights Fare Finder

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 23 April 2025.
Use the filters below to find and compare flights from Australia to Seattle that are best for you.

Fly from

Australia

Fly to

Seattle

Route

Depart

Return

Price

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Mon 9/6

22:15-11:35

2 stops30h 20m

Seattle/Tacoma Intl

Sat 28/6

00:50-20:00

1 stop26h 10m

$1,555

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 5/6

13:15-00:10

3 stops27h 55m

Seattle/Tacoma Intl

Thu 12/6

05:35-14:40

2 stops40h 05m

$1,558

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 2/6

09:30-12:30

1 stop44h 00m

Seattle/Tacoma Intl

Fri 6/6

14:15-07:30

1 stop24h 15m

$1,559

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 4/6

08:00-19:15

1 stop28h 15m

Seattle/Tacoma Intl

Sun 8/6

23:35-06:30

1 stop37h 55m

$1,573

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 11/10

16:00-08:45

1 stop34h 45m

Seattle/Tacoma Intl

Tue 21/10

10:15-20:15

1 stop40h 00m

$1,603

PerthSeattle

PER - SEA

PERSEA

Perth

Wed 4/6

12:25-10:35

2 stops37h 10m

Seattle/Tacoma Intl

Wed 11/6

13:30-07:45

2 stops27h 15m

$1,608

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Mon 9/6

22:15-19:30

1 stop38h 15m

Seattle/Tacoma Intl

Sat 28/6

01:50-20:00

1 stop25h 10m

$1,609

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Fri 6/6

11:15-19:15

1 stop25h 00m

Seattle/Tacoma Intl

Fri 13/6

23:35-09:55

1 stop41h 20m

$1,620

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 6/6

10:10-19:15

1 stop26h 05m

Seattle/Tacoma Intl

Fri 13/6

23:35-08:00

1 stop39h 25m

$1,647

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 7/6

20:55-14:25

1 stop34h 30m

Seattle/Tacoma Intl

Wed 9/7

13:45-19:15

2 stops36h 30m

$1,655

Flights are sorted by cheapest return flights first.

Deals found on 22/4

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.

Cheapflights Insights

Everything you need to know about your flight from Australia to Seattle

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 $1,473). 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 23 April 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 23 April 2025.
Read reviews from past customers who have flown Air Tahiti Nui, EVA Air and Korean Air 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

Crew

9.1

Food

7.8

Overall

8.8

Entertainment

7.3

Comfort

8.1

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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

Crew

9.1

Food

7.8

Overall

8.8

Entertainment

7.3

Comfort

8.1

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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
1,180 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Crew

9.1

Food

7.8

Overall

8.8

Entertainment

7.3

Comfort

8.1

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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
8.4
Very Good
1,062 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Crew

9.1

Food

7.8

Overall

8.8

Entertainment

7.3

Comfort

8.1

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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
1,450 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Crew

9.1

Food

7.8

Overall

8.8

Entertainment

7.3

Comfort

8.1

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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.
China Airlines
8.3
Very Good
727 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Crew

9.1

Food

7.8

Overall

8.8

Entertainment

7.3

Comfort

8.1

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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 EVA Air, with whom users have recently found tickets for as low as $992. However, be on the lookout for offers from Philippine Airlines and China Airlines, 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 Sydney Kingsford Smith - Seattle/Tacoma Intl or Brisbane - 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 $1,473). 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
Leavenworth

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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 23 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$986Average$1,976FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$1,176Average$2,275FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Philippine AirlinesCheapest$1,252Average$1,464FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Asiana AirlinesCheapest$1,262Average$1,522FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Air CanadaCheapest$1,278Average$1,848FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Hawaiian AirlinesCheapest$1,331Average$2,072FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
EVA AirCheapest$1,346Average$1,547FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Air New ZealandCheapest$1,374Average$1,533FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapest$1,380Average$2,062FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,383Average$2,018FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

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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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