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$414+ Cheap flights from South Pacific to Washington

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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from South Pacific to Washington

Keep the following information in mind while searching for South Pacific to Washington flight deals. Data was last updated October 30, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$742
(Booking.com)

One-way from

$414
(Kiwi.com)

Popular in

July

Cheapest in

August

Average price

$1,005

Good round-trip deal

$969 or less
Provider with most accurate pricing for Sydney Kingsford Smith-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Seattle/Tacoma Intl flights.
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From South Pacific to Washington
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One-way flight from South Pacific to Washington
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Highest demand for flights based on searches. 1% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from South Pacific to Washington.
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Find flight deals from South Pacific to Washington

Cheapest flights from South Pacific to Washington
Explore the most affordable flight options available from South Pacific to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Qantas Airways deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:10 pmBNE - SEA
1 stop23h 18mQantas Airways
Tue 12/306:00 amSEA - BNE
1 stop29h 45mQantas Airways
Deal found 10/29$795
This Flighttix deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/38:40 amBNE - SEA
2 stops26h 28mBritish Airways
Sun 11/166:30 amSEA - BNE
2 stops28h 30mBritish Airways
Deal found 10/29$796
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/171:00 pmMEL - SEA
1 stop27h 00mUnited Airlines
Mon 12/295:00 amSEA - MEL
1 stop34h 00mUnited Airlines
Deal found 10/30$805
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/181:00 pmMEL - SEA
1 stop24h 45mUnited Airlines
Mon 12/297:12 pmSEA - MEL
1 stop19h 48mUnited Airlines
Deal found 10/29$808
This SmartFares deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:30 amSYD - PDX
2 stops21h 45mMultiple Airlines
Tue 11/189:50 amPDX - SYD
1 stop28h 45mMultiple Airlines
Deal found 10/30$813
This BestPriceTravel deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:40 pmSYD - SEA
1 stop20h 41mHawaiian Airlines
Sun 11/166:30 pmSEA - SYD
1 stop30h 15mHawaiian Airlines
Deal found 10/29$815
This Priceline deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:20 amSYD - SEA
1 stop26h 56mAir Canada
Wed 12/108:00 pmSEA - SYD
1 stop39h 55mAir Canada
Deal found 10/30$822
This Gotogate deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:20 amSYD - SEA
2 stops27h 11mMultiple Airlines
Wed 12/108:00 pmSEA - SYD
1 stop39h 55mMultiple Airlines
Deal found 10/30$828
This Aunt Betty deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:00 amSYD - SEA
2 stops22h 31mMultiple Airlines
Fri 12/125:50 amSEA - SYD
1 stop32h 45mMultiple Airlines
Deal found 10/30$843
This Qantas Airways deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:10 pmBNE - SEA
1 stop24h 10mQantas Airways
Fri 1/26:00 amSEA - BNE
1 stop29h 45mQantas Airways
Deal found 10/29$844
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/311:20 amSYD - PDX
1 stop24h 52mAmerican Airlines
Tue 11/185:42 pmPDX - SYD
1 stop20h 18mAmerican Airlines
Deal found 10/30$848
This Alaska Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:40 pmSYD - SEA
2 stops20h 56mAlaska Airlines
Sun 11/166:59 pmSEA - SYD
2 stops29h 46mAlaska Airlines
Deal found 10/29$851

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Pacific to Washington 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 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from South Pacific to Washington that are best for you.

Fly from

South Pacific

Fly to

Washington

Route

Depart

Return

Price

MelbourneSeattle

AVV - SEA

AVVSEA

Melbourne Avalon

Wed 2/25

4:25 pm-2:31 pm

2 stops41h 06m

Seattle/Tacoma Intl

Sun 3/15

3:40 pm-2:10 pm

2 stops28h 30m

$742

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 3/11

7:10 am-3:01 pm

2 stops25h 51m

Seattle/Tacoma Intl

Sun 3/15

3:40 pm-12:35 pm

2 stops26h 55m

$786

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Thu 12/11

12:10 pm-5:28 pm

1 stop23h 18m

Seattle/Tacoma Intl

Tue 12/30

6:00 am-5:45 am

1 stop29h 45m

$795

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Thu 12/11

12:10 pm-6:20 pm

1 stop24h 10m

Seattle/Tacoma Intl

Sun 12/28

6:00 am-5:45 am

1 stop29h 45m

$795

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 2/25

11:30 am-9:14 pm

2 stops28h 44m

Seattle/Tacoma Intl

Sun 3/15

7:29 pm-9:00 am

1 stop19h 31m

$802

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Wed 12/17

11:30 am-9:00 pm

2 stops28h 30m

Seattle/Tacoma Intl

Mon 12/29

11:59 pm-10:00 am

2 stops39h 01m

$805

MelbourneSeattle

MEL - SEA

MELSEA

Melbourne

Thu 12/18

1:00 pm-6:45 pm

1 stop24h 45m

Seattle/Tacoma Intl

Mon 12/29

7:12 pm-10:00 am

1 stop19h 48m

$808

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Wed 12/3

6:20 am-2:31 pm

2 stops27h 11m

Seattle/Tacoma Intl

Wed 12/10

8:00 pm-6:55 am

1 stop39h 55m

$828

BrisbaneSeattle

BNE - SEA

BNESEA

Brisbane

Thu 1/15

10:45 am-9:31 am

1 stop16h 46m

Seattle/Tacoma Intl

Thu 2/12

3:40 pm-8:45 am

1 stop23h 05m

$832

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Thu 11/27

6:00 am-9:31 am

2 stops22h 31m

Seattle/Tacoma Intl

Fri 12/12

5:50 am-9:35 am

1 stop32h 45m

$843

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 60 results
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Best time to book a flight from South Pacific to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from South Pacific with our price prediction graph.
Estimated round-trip 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 South Pacific to Washington

What is the cheapest month to book a flight from South Pacific to State of Washington?

Currently, July is the cheapest month in which you can book a flight from South Pacific to State of Washington (average of $512). Flying from South Pacific to State of Washington in April is currently the most expensive (average of $787). 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 SP to WA?

Find hourly flight availability from South Pacific to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 26% on flights from South Pacific to State of Washington by exploring options for tickets in the evening.

What is the cheapest day to fly from South Pacific to State of Washington?

Use this chart to determine the cheapest time to fly round-trip from South Pacific to Washington. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their South Pacific to State of Washington flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated October 30, 2025.
Read through reviews of airlines operating flights from South Pacific to Washington, such as Air Tahiti Nui, Delta, and Hawaiian Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.6
Very good
69 reviews

Crew

8.9

Boarding

8.6

Comfort

8.0

Entertainment

7.2

Food

7.7

Overall

8.6

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
8.6
Very good
69 reviews
Air Tahiti Nui
8.6
Very good
69 reviews

Crew

8.9

Boarding

8.6

Comfort

8.0

Entertainment

7.2

Food

7.7

Overall

8.6

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.
Delta
7.9
Good
7,998 reviews
Air Tahiti Nui
8.6
Very good
69 reviews

Crew

8.9

Boarding

8.6

Comfort

8.0

Entertainment

7.2

Food

7.7

Overall

8.6

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.
Hawaiian Airlines
7.8
Good
2,798 reviews
Air Tahiti Nui
8.6
Very good
69 reviews

Crew

8.9

Boarding

8.6

Comfort

8.0

Entertainment

7.2

Food

7.7

Overall

8.6

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.
United Airlines
7.4
Good
8,996 reviews
Air Tahiti Nui
8.6
Very good
69 reviews

Crew

8.9

Boarding

8.6

Comfort

8.0

Entertainment

7.2

Food

7.7

Overall

8.6

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 Canada
7.1
Good
10,383 reviews
Air Tahiti Nui
8.6
Very good
69 reviews

Crew

8.9

Boarding

8.6

Comfort

8.0

Entertainment

7.2

Food

7.7

Overall

8.6

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 South Pacific to Washington. 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 South Pacific to State of Washington?

    Airlines like Air Canada, Qantas Airways, and United Airlines fly from South Pacific to State of Washington in about 23h 18m. The time it takes to get you to your destination can typically vary by up to 5h 26m. There are 7346 mi between South Pacific and State of Washington. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from South Pacific to State of Washington one-way?

    $508 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $510 and $512, respectively.

  • Can I find deals for flights from South Pacific to Washington that include hotel bookings?

    Yes. In addition to deals on South Pacific to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from South Pacific to Washington?

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

  • Can I find deals for business class flights from South Pacific to Washington?

    Yes. Cheapflights offers flight deals from South Pacific to Washington 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 South Pacific to State of Washington?

    Currently, July is the cheapest month in which you can book a flight from South Pacific to State of Washington (average of $512). Flying from South Pacific to State of Washington in April is currently the most expensive (average of $787). 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.

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from South Pacific to Washington

Discover the top 5 airlines that operate flights from South Pacific to Washington. 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 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air Tahiti NuiCheapest$477Average$791FlexibilityNo cancel feeOn-time73%
Air CanadaCheapest$598Average$1,111FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$794Average$1,037FlexibilityNo cancel feeOn-time69%
DeltaCheapest$802Average$1,374FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$917Average$1,547FlexibilityNo cancel feeOn-time85%

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