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South Pacific

$678+ Cheap flights from Santa Rosa (STS) 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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
STS — SYD
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheap flight deals from Santa Rosa to South Pacific

Keep the following information in mind while searching for Santa Rosa to South Pacific flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,140
(Alaska Airlines)

One-way from

$678
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$1,193
Provider with most accurate pricing for San Francisco-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Sydney Kingsford Smith flights.
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From Santa Rosa Sonoma County to South Pacific
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One-way flight from Santa Rosa Sonoma County to South Pacific
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Highest demand for flights based on searches. 14% potential increase in price ($203 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Santa Rosa to South Pacific

Cheapest flights from Santa Rosa to South Pacific
Explore the most affordable flight options available from Santa Rosa to South Pacific. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/15. 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.
Sun 11/238:15 pmSTS - AKL
2 stops28h 05mAlaska Airlines
Thu 12/411:30 pmAKL - STS
2 stops21h 22mAlaska Airlines
Deal found 10/15$1,140
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 11/271:36 pmSTS - AKL
2 stops34h 44mAlaska Airlines
Tue 12/211:30 pmAKL - STS
2 stops30h 18mAlaska Airlines
Deal found 10/15$1,152
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 10/308:03 pmSTS - SYD
2 stops29h 42mAlaska Airlines
Sat 11/89:40 pmSYD - STS
2 stops21h 17mAlaska Airlines
Deal found 10/15$1,164
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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.
Sat 11/227:43 pmSTS - AKL
2 stops52h 37mAlaska Airlines
Thu 12/411:30 pmAKL - STS
2 stops20h 24mAlaska Airlines
Deal found 10/15$1,164
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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.
Wed 10/292:22 pmSTS - SYD
2 stops35h 23mAlaska Airlines
Sun 11/99:40 pmSYD - STS
2 stops40h 47mAlaska Airlines
Deal found 10/15$1,178
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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.
Fri 10/317:00 amSTS - SYD
2 stops42h 45mAlaska Airlines
Sun 11/99:40 pmSYD - STS
2 stops34h 46mAlaska Airlines
Deal found 10/15$1,186
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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.
Sat 11/17:45 amSTS - SYD
2 stops66h 00mAlaska Airlines
Sun 11/99:40 pmSYD - STS
2 stops34h 46mAlaska Airlines
Deal found 10/15$1,188
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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.
Sun 11/238:15 pmSTS - AKL
2 stops28h 05mAlaska Airlines
Sat 11/2911:30 pmAKL - STS
2 stops59h 19mAlaska Airlines
Deal found 10/15$1,365
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 11/271:18 pmSTS - AKL
2 stops35h 02mAlaska Airlines
Sat 11/2911:30 pmAKL - STS
2 stops59h 19mAlaska Airlines
Deal found 10/15$1,377
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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.
Sat 11/226:43 pmSTS - AKL
2 stops53h 37mAlaska Airlines
Sat 11/2911:30 pmAKL - STS
2 stops59h 19mAlaska Airlines
Deal found 10/15$1,388
This Jetabroad deal was found by Cheapflights users on 10/15. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:46 pmSTS - SYD
3 stops29h 59mHawaiian Airlines
Sun 11/99:40 pmSYD - STS
2 stops30h 04mHawaiian Airlines
Deal found 10/15$1,447
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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.
Sat 11/297:40 amSTS - SYD
2 stops65h 05mAlaska Airlines
Sat 12/69:40 pmSYD - STS
2 stops31h 39mAlaska Airlines
Deal found 10/15$1,496

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa 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 October 16, 2025.
Use the filters below to find and compare flights from Santa Rosa to South Pacific that are best for you.

Fly from

Santa Rosa

Fly to

South Pacific

Route

Depart

Return

Price

Santa RosaAuckland

STS - AKL

STSAKL

Santa Rosa Sonoma County

Mon 11/24

6:43 pm-9:20 pm

2 stops53h 37m

Auckland Intl

Tue 12/2

11:30 pm-10:19 am

2 stops31h 49m

$1,164

Santa RosaAuckland

STS - AKL

STSAKL

Santa Rosa Sonoma County

Wed 11/26

6:43 pm-9:20 pm

2 stops53h 37m

Auckland Intl

Tue 12/2

11:30 pm-1:29 pm

2 stops34h 59m

$1,164

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Fri 1/16

7:56 pm-7:45 pm

2 stops28h 49m

Sydney Kingsford Smith

Sun 1/25

9:40 pm-11:01 pm

2 stops20h 21m

$1,285

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 1/14

7:00 am-7:45 pm

2 stops41h 45m

Sydney Kingsford Smith

Sun 1/25

9:40 pm-8:58 am

2 stops30h 18m

$1,298

Santa RosaAuckland

STS - AKL

STSAKL

Santa Rosa Sonoma County

Mon 11/24

6:43 pm-9:20 pm

2 stops53h 37m

Auckland Intl

Sat 11/29

11:30 pm-1:49 pm

2 stops59h 19m

$1,388

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 11/29

7:40 am-7:45 pm

2 stops65h 05m

Sydney Kingsford Smith

Sat 12/6

9:40 pm-10:19 am

2 stops31h 39m

$1,496

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 11/22

6:43 pm-7:45 pm

2 stops54h 02m

Sydney Kingsford Smith

Sat 11/29

9:40 pm-1:49 pm

2 stops59h 09m

$1,521

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Mon 12/1

12:37 pm-9:00 am

2 stops25h 23m

Sydney Kingsford Smith

Mon 12/8

11:20 am-3:56 pm

2 stops23h 36m

$1,548

Santa RosaAuckland

STS - AKL

STSAKL

Santa Rosa Sonoma County

Wed 11/26

1:18 pm-9:10 am

1 stop22h 52m

Auckland Intl

Wed 12/3

1:20 pm-12:27 pm

2 stops44h 07m

$1,574

Santa RosaAuckland

STS - AKL

STSAKL

Santa Rosa Sonoma County

Tue 2/10

11:15 am-2:05 pm

3 stops29h 50m

Auckland Intl

Wed 2/18

6:10 am-12:56 pm

2 stops27h 46m

$1,775

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Showing 1-10 of 52 results
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Best time to book a flight from Santa Rosa to South Pacific

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

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

Currently, January is the cheapest month in which you can book a flight from Santa Rosa to South Pacific (average of $222). Flying from Santa Rosa to South Pacific in May is currently the most expensive (average of $515). 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.

Related info for your journey

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

    If you book a flight to South Pacific from Santa Rosa, you will be flying from Sonoma County, which is the city’s only airport. Santa Rosa Sonoma County (STS) is located 7.2 mi from the center of Santa Rosa.

  • How long is the flight from Santa Rosa to South Pacific?

    Departing from Santa Rosa to South Pacific will take you 22h 06m. The distance from Santa Rosa to South Pacific is about 7867 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 Santa Rosa to South Pacific one-way?

    The cheapest airlines for a one-way flight from Santa Rosa to South Pacific are Alaska Airlines ($696), American Airlines ($938), and Qantas Airways ($1,599).

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

    The most popular route from Santa Rosa to South Pacific is Santa Rosa Sonoma County - Sydney Kingsford Smith. You may also consider Santa Rosa Sonoma County - Auckland Intl or Santa Rosa Sonoma County - Brisbane.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santa Rosa 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 Santa Rosa to South Pacific?

    Currently, January is the cheapest month in which you can book a flight from Santa Rosa to South Pacific (average of $222). Flying from Santa Rosa to South Pacific in May is currently the most expensive (average of $515). 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

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