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South Pacific

$284+ Cheap flights from Seattle (SEA) to South Pacific

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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SYD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Seattle to South Pacific

Cheapest flights from Seattle to South Pacific
Explore the most affordable flight options available from Seattle to South Pacific. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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.
Thu 12/255:54 pmSEA - BNE
1 stop19h 36mUnited Airlines
Sun 12/2811:40 amBNE - SEA
2 stops43h 07mUnited Airlines
Deal found 12/11$873
This Expedia deal was found by Cheapflights users on 12/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/119:39 pmSEA - PPT
1 stop33h 41mMultiple Airlines
Thu 12/187:15 amPPT - SEA
1 stop14h 44mMultiple Airlines
Deal found 12/10$883
This Air Canada deal was found by Cheapflights users on 12/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:00 pmSEA - AKL
1 stop18h 00mAir Canada
Wed 12/244:20 pmAKL - SEA
2 stops51h 26mAir Canada
Deal found 12/11$952
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:25 amSEA - PPT
1 stop18h 10mAmerican Airlines
Thu 12/1811:45 pmPPT - SEA
1 stop16h 58mAmerican Airlines
Deal found 12/10$983
This Justfly.com deal was found by Cheapflights users on 12/11. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 amSEA - SYD
1 stop32h 00mQantas Airways
Tue 2/107:15 pmSYD - SEA
2 stops41h 50mQantas Airways
Deal found 12/11$1,009
This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/129:05 amSEA - MEL
1 stop29h 25mUnited Airlines
Wed 1/2111:30 amMEL - SEA
1 stop23h 59mUnited Airlines
Deal found 12/9$1,011
This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:11 pmSEA - MEL
1 stop21h 49mUnited Airlines
Wed 1/141:00 pmMEL - SEA
2 stops24h 26mUnited Airlines
Deal found 12/9$1,016
This Delta deal was found by Cheapflights users on 12/9. 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.
Mon 12/157:10 amSEA - MEL
1 stop29h 50mDelta
Wed 1/1410:10 amMEL - SEA
1 stop28h 24mDelta
Deal found 12/9$1,018
This Delta deal was found by Cheapflights users on 12/11. 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.
Wed 12/1712:45 pmSEA - MEL
1 stop24h 15mDelta
Wed 1/1410:10 amMEL - SEA
2 stops25h 28mDelta
Deal found 12/11$1,023
This Delta deal was found by Cheapflights users on 12/11. 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.
Tue 12/168:20 pmSEA - MEL
1 stop40h 40mDelta
Sun 1/1810:10 amMEL - SEA
1 stop28h 24mDelta
Deal found 12/11$1,026
This Delta deal was found by Cheapflights users on 12/11. 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.
Sun 12/217:50 pmSEA - MEL
1 stop41h 10mDelta
Sun 1/1810:10 amMEL - SEA
2 stops29h 23mDelta
Deal found 12/11$1,030
This Delta deal was found by Cheapflights users on 12/9. 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.
Sun 12/145:25 amSEA - MEL
2 stops55h 35mDelta
Sun 1/1810:10 amMEL - SEA
2 stops25h 28mDelta
Deal found 12/9$1,036

Find flight deals from Seattle to South Pacific

Keep the following information in mind while searching for Seattle to South Pacific flight deals. Data was last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$603
(Kiwi.com)

One-way from

$284
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$1,479

Good round-trip deal

$985 or less

Good one-way deal

$576 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Sydney Kingsford Smith flights.
Search Deals
From Seattle/Tacoma Intl to South Pacific
Search Deals
One-way flight from Seattle/Tacoma Intl to South Pacific
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($180 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to South Pacific.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to South Pacific.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to South Pacific 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 December 12, 2025.
Use the filters below to find and compare flights from Seattle to South Pacific that are best for you.

Fly from

Seattle

Fly to

South Pacific

Route

Depart

Return

Price

SeattlePapeete

SEA - PPT

SEAPPT

Seattle/Tacoma Intl

Tue 1/13

8:50 pm-5:20 am

1 stop34h 30m

Papeete Faaa

Tue 1/20

7:15 am-9:58 pm

1 stop12h 43m

$637

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Tue 2/10

10:05 am-8:45 am

1 stop28h 40m

Brisbane

Fri 2/27

10:45 am-9:31 am

1 stop16h 46m

$795

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Wed 2/11

3:40 pm-8:45 am

1 stop23h 05m

Brisbane

Sat 2/28

10:45 am-2:31 pm

1 stop21h 46m

$796

SeattleChristchurch

SEA - CHC

SEACHC

Seattle/Tacoma Intl

Sun 2/15

3:40 pm-12:40 am

2 stops36h 00m

Christchurch

Wed 3/11

6:10 am-7:16 pm

2 stops33h 06m

$824

SeattleChristchurch

SEA - CHC

SEACHC

Seattle/Tacoma Intl

Sun 2/15

8:00 pm-12:40 am

2 stops31h 40m

Christchurch

Mon 3/9

8:45 am-3:01 pm

2 stops26h 16m

$824

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Fri 2/20

6:01 am-5:00 am

1 stop28h 59m

Brisbane

Sun 3/1

5:10 pm-6:53 pm

1 stop19h 43m

$846

SeattleNadi

SEA - NAN

SEANAN

Seattle/Tacoma Intl

Mon 2/2

3:57 pm-6:00 am

1 stop18h 03m

Nadi

Mon 2/9

9:40 pm-5:52 pm

1 stop16h 12m

$851

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Wed 3/4

7:00 am-6:30 am

1 stop29h 30m

Brisbane

Wed 3/18

7:40 pm-10:52 pm

1 stop20h 12m

$853

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Mon 1/26

9:25 am-7:30 am

1 stop28h 05m

Brisbane

Mon 2/9

11:40 am-6:28 pm

1 stop24h 48m

$869

SeattleBrisbane

SEA - BNE

SEABNE

Seattle/Tacoma Intl

Wed 3/4

1:38 pm-8:20 am

2 stops24h 42m

Brisbane

Wed 3/18

10:05 am-4:47 pm

2 stops23h 42m

$873

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

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

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

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

Currently, June is the cheapest month in which you can book a flight from Seattle to South Pacific (average of $174). Flying from Seattle to South Pacific in February is currently the most expensive (average of $738). 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 SEA to SP?

Find hourly flight availability from Seattle to South Pacific. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to South Pacific in the evening. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Seattle to South Pacific?

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

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

Reviews of airlines servicing South Pacific

Get insights into the airlines that provide service to South Pacific. 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 South Pacific. Reviews last updated December 12, 2025.
See what other customers who have flown with Air Tahiti Nui, Alaska Airlines, and Delta from Seattle to South Pacific have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.6
Very good
73 reviews

Food

7.6

Comfort

7.9

Crew

8.9

Entertainment

7.2

Boarding

8.5

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
73 reviews
Air Tahiti Nui
8.6
Very good
73 reviews

Food

7.6

Comfort

7.9

Crew

8.9

Entertainment

7.2

Boarding

8.5

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.
Alaska Airlines
8.0
Very good
11,432 reviews
Air Tahiti Nui
8.6
Very good
73 reviews

Food

7.6

Comfort

7.9

Crew

8.9

Entertainment

7.2

Boarding

8.5

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
8,007 reviews
Air Tahiti Nui
8.6
Very good
73 reviews

Food

7.6

Comfort

7.9

Crew

8.9

Entertainment

7.2

Boarding

8.5

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
9,094 reviews
Air Tahiti Nui
8.6
Very good
73 reviews

Food

7.6

Comfort

7.9

Crew

8.9

Entertainment

7.2

Boarding

8.5

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
10,517 reviews
Air Tahiti Nui
8.6
Very good
73 reviews

Food

7.6

Comfort

7.9

Crew

8.9

Entertainment

7.2

Boarding

8.5

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 Seattle to South Pacific. 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 from for flights from Seattle to South Pacific?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to South Pacific.

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

    For as low as $937, Air Canada can have you in South Pacific from Seattle in 26h 45m. The distance between Seattle and South Pacific is about 7000 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airlines for a one-way flight from Seattle to South Pacific are ANA ($253), Air Canada ($324), and Qantas Airways ($380).

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

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

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Seattle to South Pacific (average of $174). Flying from Seattle to South Pacific in February is currently the most expensive (average of $738). 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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Alternative routes for Seattle to South Pacific

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Top 10 airlines flying from Seattle to South Pacific

Discover the top 10 airlines that operate flights from Seattle to South Pacific. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$583Average$615FlexibilityNo cancel feeOn-time80%
Alaska AirlinesCheapest$591Average$1,296FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$620Average$1,271FlexibilityNo cancel feeOn-time67%
Air Tahiti NuiCheapest$715Average$864FlexibilityNo cancel feeOn-time73%
Philippine AirlinesCheapest$758Average$921FlexibilityNo cancel feeOn-time60%
American AirlinesCheapest$759Average$1,070FlexibilityNo cancel feeOn-time71%
DeltaCheapest$788Average$1,103FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$788Average$1,286FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$789Average$1,213FlexibilityNo cancel feeOn-time74%
Hawaiian AirlinesCheapest$813Average$1,202FlexibilityNo cancel feeOn-time85%

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