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$419+ Cheap flights from South Pacific to Seattle (SEA)

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SEA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from South Pacific to Seattle

Keep the following information in mind while searching for South Pacific to Seattle flight deals. Data was last updated September 11, 2025.

Round-trip from

$675
(Delta)

One-way from

$419
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$1,042

Good one-way deal

$645 or less
From South Pacific to Seattle/Tacoma Intl
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One-way flight from South Pacific to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 7% potential increase in price ($89 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a one-way flight from South Pacific to Seattle/Tacoma Intl.
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Find flight deals from South Pacific to Seattle

Cheapest flights from South Pacific to Seattle
Explore the most affordable flight options available from South Pacific to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/202:35 pmAKL - SEA
1 stop16h 52mDelta
Sun 3/12:00 pmSEA - AKL
1 stop21h 35mDelta
Deal found 9/9$675
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/92:00 pmAKL - SEA
2 stops28h 22mDelta
Fri 10/241:30 pmSEA - AKL
2 stops46h 05mDelta
Deal found 9/11$677
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 10/206:00 amWLG - SEA
2 stops26h 02mUnited Airlines
Mon 10/279:25 amSEA - WLG
2 stops42h 40mUnited Airlines
Deal found 9/11$687
This Jettzy deal was found by Cheapflights users on 9/8. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/172:15 pmSYD - SEA
2 stops22h 27mMultiple Airlines
Sun 10/266:50 pmSEA - SYD
2 stops23h 55mMultiple Airlines
Deal found 9/8$693
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 11/176:00 amWLG - SEA
2 stops38h 15mUnited Airlines
Fri 12/57:29 pmSEA - WLG
2 stops20h 41mUnited Airlines
Deal found 9/10$709
This BestPriceTravel deal was found by Cheapflights users on 9/11. 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.
Fri 10/1710:20 amSYD - SEA
1 stop30h 11mAir Canada
Sun 10/1910:00 amSEA - SYD
1 stop28h 20mAir Canada
Deal found 9/11$743
This Trip.com deal was found by Cheapflights users on 9/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/176:45 pmSYD - SEA
1 stop19h 22mQantas Airways
Sun 10/266:50 pmSEA - SYD
1 stop20h 10mQantas Airways
Deal found 9/8$745
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/182:00 pmAKL - SEA
1 stop19h 00mDelta
Sat 10/255:55 pmSEA - AKL
1 stop17h 40mDelta
Deal found 9/9$754
This Gotogate deal was found by Cheapflights users on 9/9. 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.
Tue 11/49:00 amSYD - SEA
2 stops24h 31mAir Canada
Tue 11/185:50 amSEA - SYD
1 stop32h 45mAir Canada
Deal found 9/9$765
This Booking.com deal was found by Cheapflights users on 9/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/710:20 amSYD - SEA
1 stop26h 16mMultiple Airlines
Tue 10/285:50 amSEA - SYD
2 stops40h 25mMultiple Airlines
Deal found 9/9$770
This lol.travel deal was found by Cheapflights users on 9/9. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/39:20 amSYD - SEA
1 stop21h 56mAir Canada
Sun 10/192:55 pmSEA - SYD
2 stops26h 45mAir Canada
Deal found 9/9$772
This Netflights deal was found by Cheapflights users on 9/9. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/711:20 amSYD - SEA
1 stop22h 11mAir Canada
Tue 11/1110:05 amSEA - SYD
1 stop28h 30mAir Canada
Deal found 9/9$783

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Pacific 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from South Pacific to Seattle that are best for you.

Fly from

South Pacific

Fly to

Seattle

Route

Depart

Return

Price

AucklandSeattle

AKL - SEA

AKLSEA

Auckland Intl

Thu 11/20

2:35 pm-2:44 pm

1 stop21h 09m

Seattle/Tacoma Intl

Sun 3/1

9:40 am-8:35 am

2 stops25h 55m

$675

AucklandSeattle

AKL - SEA

AKLSEA

Auckland Intl

Sat 10/18

2:00 pm-2:44 pm

1 stop20h 44m

Seattle/Tacoma Intl

Sat 10/25

12:45 pm-7:35 am

1 stop22h 50m

$677

AucklandSeattle

AKL - SEA

AKLSEA

Auckland Intl

Thu 10/9

2:00 pm-10:25 pm

1 stop28h 25m

Seattle/Tacoma Intl

Fri 10/24

7:40 pm-7:35 am

1 stop39h 55m

$677

WellingtonSeattle

WLG - SEA

WLGSEA

Wellington

Mon 10/20

6:00 am-12:02 pm

2 stops26h 02m

Seattle/Tacoma Intl

Mon 10/27

9:25 am-12:05 am

2 stops42h 40m

$687

WellingtonSeattle

WLG - SEA

WLGSEA

Wellington

Mon 11/17

6:00 am-11:15 pm

2 stops38h 15m

Seattle/Tacoma Intl

Fri 12/5

7:29 pm-1:10 pm

2 stops20h 41m

$709

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 10/17

10:20 am-6:36 pm

1 stop26h 16m

Seattle/Tacoma Intl

Sun 10/26

8:00 pm-2:40 pm

2 stops24h 40m

$756

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 10/17

7:30 am-2:16 pm

2 stops24h 46m

Seattle/Tacoma Intl

Sun 10/19

2:55 pm-8:20 am

1 stop23h 25m

$760

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Sat 11/15

3:00 pm-2:31 pm

2 stops42h 31m

Seattle/Tacoma Intl

Tue 11/18

8:00 pm-9:35 am

1 stop18h 35m

$770

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Tue 10/7

10:20 am-6:36 pm

1 stop26h 16m

Seattle/Tacoma Intl

Tue 10/28

5:50 am-4:15 pm

2 stops40h 25m

$770

SydneySeattle

SYD - SEA

SYDSEA

Sydney Kingsford Smith

Fri 10/3

9:20 am-2:16 pm

1 stop21h 56m

Seattle/Tacoma Intl

Sun 10/19

2:55 pm-11:40 am

2 stops26h 45m

$772

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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

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

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

Currently, January is the cheapest month in which you can book a flight from South Pacific to Seattle (average of $238). Flying from South Pacific to Seattle in June is currently the most expensive (average of $388). 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 SEA?

Find hourly flight availability from South Pacific 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 September 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from South Pacific to Seattle as you normally would.

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 September 11, 2025.
Peruse reviews from past customers who have flown with Delta, Hawaiian Airlines, and United Airlines from South Pacific to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Hawaiian Airlines
7.8
Good
2,723 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from South Pacific 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 South Pacific?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl (SEA) is the airport most travelers will use when flying to Seattle from South Pacific.

  • How long is the flight from South Pacific to Seattle?

    There are many flights that can get you from South Pacific to Seattle in 21h 09m. Fly via Delta, United Airlines, or Air Canada to get the fastest option. Airlines will cover a distance of 7000 mi. 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 Seattle one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $421. United Airlines flights start at $421 while deals on Air Canada start at $463 one-way.

  • What are the most popular routes from South Pacific to Seattle?

    While some choose either Sydney Kingsford Smith - Seattle/Tacoma Intl or Brisbane - Seattle/Tacoma Intl, Melbourne - Seattle/Tacoma Intl is the most popular route from South Pacific to Seattle.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from South Pacific 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 South Pacific to Seattle?

    Currently, January is the cheapest month in which you can book a flight from South Pacific to Seattle (average of $238). Flying from South Pacific to Seattle in June is currently the most expensive (average of $388). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Lacey
Renton
Olympia
Kent
Federal Way
Cle Elum
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline

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Top 6 airlines flying from South Pacific to Seattle

Discover the top 6 airlines that operate flights from South Pacific 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 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air Tahiti NuiCheapest$477Average$791FlexibilityNo cancel feeOn-time73%
United AirlinesCheapest$794Average$1,082FlexibilityNo cancel feeOn-time69%
DeltaCheapest$802Average$1,374FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$828Average$1,112FlexibilityNo cancel feeOn-time67%
Hawaiian AirlinesCheapest$917Average$1,467FlexibilityNo cancel feeOn-time85%
Singapore AirlinesCheapest$1,070Average$1,504FlexibilityNo cancel feeOn-time81%

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