Find flights
When to book
Airlines
FAQs

Cheap flights from Australia to Seattle from $677

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 14/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
29 Apr — 6 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 24 April 2025.

Round-trip from

$1,547

One-way from

$677

Popular in

December

Cheapest in

February

Average price

$1,810
EVA Air
  • EVA Air
  • 9/6-28/6
  • 3 total stops
  • 56h 30m total
  • Australia to Seattle
Search Deals
14/8
  • 14/8
  • 2 total stops
  • 27h 37m total
  • Australia to Seattle
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($239 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($75 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 24 April 2025.

Mon 9/622:15BNE - SEA
2 stops30h 20mMultiple Airlines
Sat 28/600:50SEA - BNE
1 stop26h 10mMultiple Airlines
Deal found 23/4$1,547
Wed 4/608:00MEL - SEA
1 stop28h 15mPhilippine Airlines
Sun 8/623:35SEA - MEL
1 stop37h 55mPhilippine Airlines
Deal found 23/4$1,569
Thu 20/1119:10SYD - SEA
1 stop31h 00mSingapore Airlines
Fri 28/1108:45SEA - SYD
1 stop32h 05mSingapore Airlines
Deal found 23/4$1,572
Wed 4/612:25PER - SEA
2 stops37h 10mJapan Airlines
Wed 11/613:30SEA - PER
2 stops27h 15mJapan Airlines
Deal found 22/4$1,610
Mon 9/622:15BNE - SEA
1 stop38h 15mEVA Air
Sat 28/601:50SEA - BNE
1 stop25h 10mEVA Air
Deal found 23/4$1,613
Mon 19/520:55SYD - SEA
2 stops38h 38mANA
Thu 5/613:45SEA - SYD
2 stops26h 40mANA
Deal found 22/4$1,646
Mon 28/707:25MEL - SEA
1 stop20h 10mJapan Airlines
Sat 23/813:30SEA - MEL
1 stop23h 15mJapan Airlines
Deal found 22/4$1,705
Wed 4/612:55MEL - SEA
3 stops28h 15mMultiple Airlines
Sun 8/613:45SEA - MEL
3 stops37h 20mMultiple Airlines
Deal found 23/4$1,737
Thu 26/609:25SYD - SEA
1 stop32h 00mDelta
Wed 16/714:00SEA - SYD
1 stop23h 35mDelta
Deal found 23/4$1,757
Thu 5/616:20SYD - SEA
3 stops38h 49mMultiple Airlines
Thu 19/607:10SEA - SYD
2 stops38h 30mMultiple Airlines
Deal found 23/4$1,759
Wed 2/721:55PER - SEA
2 stops33h 40mMultiple Airlines
Sun 3/801:15SEA - PER
2 stops48h 55mMultiple Airlines
Deal found 23/4$1,780
Fri 27/610:20SYD - SEA
1 stop31h 39mUnited Airlines
Tue 15/719:34SEA - SYD
1 stop18h 21mUnited Airlines
Deal found 23/4$1,793

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 24 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

$1,547

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

$1,569

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

$1,610

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

$1,613

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Mon 19/5

20:55-18:33

2 stops38h 38m

Seattle/Tacoma Intl

Thu 5/6

13:45-09:25

2 stops26h 40m

$1,646

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Mon 28/7

07:25-10:35

1 stop20h 10m

Seattle/Tacoma Intl

Sat 23/8

13:30-05:45

1 stop23h 15m

$1,705

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 4/6

12:55-00:10

3 stops28h 15m

Seattle/Tacoma Intl

Sun 8/6

13:45-20:05

3 stops37h 20m

$1,737

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 26/6

09:25-22:57

1 stop30h 32m

Seattle/Tacoma Intl

Wed 16/7

05:45-06:35

2 stops31h 50m

$1,757

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 5/6

16:20-14:09

3 stops38h 49m

Seattle/Tacoma Intl

Thu 19/6

07:10-14:40

2 stops38h 30m

$1,759

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sun 8/6

10:20-18:14

2 stops24h 54m

Seattle/Tacoma Intl

Sun 15/6

12:44-07:00

2 stops25h 16m

$1,760

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 60 results
1
2
3
...
6

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 24 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 24 April 2025.
Read reviews from past customers who have flown Air Tahiti Nui, EVA Air and Japan Airlines 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

Overall

8.8

Crew

9.1

Entertainment

7.3

Comfort

8.1

Food

7.8

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

Overall

8.8

Crew

9.1

Entertainment

7.3

Comfort

8.1

Food

7.8

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

Overall

8.8

Crew

9.1

Entertainment

7.3

Comfort

8.1

Food

7.8

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
1,452 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Overall

8.8

Crew

9.1

Entertainment

7.3

Comfort

8.1

Food

7.8

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

Overall

8.8

Crew

9.1

Entertainment

7.3

Comfort

8.1

Food

7.8

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.
ANA
8.3
Very Good
853 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Overall

8.8

Crew

9.1

Entertainment

7.3

Comfort

8.1

Food

7.8

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 Delta, with whom users have recently found tickets for as low as $900. However, be on the lookout for offers from Fiji Airways and United 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 Perth - 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 24 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$987Average$1,964FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$1,029Average$2,248FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Philippine AirlinesCheapest$1,254Average$1,496FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Asiana AirlinesCheapest$1,264Average$1,606FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Air CanadaCheapest$1,281Average$1,850FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
EVA AirCheapest$1,348Average$1,549FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Hawaiian AirlinesCheapest$1,360Average$2,057FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Air New ZealandCheapest$1,376Average$1,525FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapest$1,382Average$2,079FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,385Average$1,939FlexibilityNo cancel feeOn-time71%
Search American 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights