Which airlines fly to Sydney?

United Airlines, Qantas Airways and Fiji Airways are the top three most popular airlines that fly to Sydney from Santa Rosa according to our data. United Airlines is the first choice among our users, with 31% of people opting to fly with this airline when travelling to Sydney. Keep in mind that there are 4 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Santa Rosa Sonoma County to Sydney Kingsford Smith?

American Airlines and Alaska Airlines are the most popular carriers operating from Santa Rosa Sonoma County to Sydney Kingsford Smith

When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Sydney Kingsford Smith Airport?

Prices for flights from Santa Rosa Sonoma County Airport to Sydney Kingsford Smith Airport are updated daily.

How old do you have to be to fly from Santa Rosa Sonoma County Airport to Sydney Kingsford Smith Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Santa Rosa Sonoma County Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$908 Cheap Flights from Santa Rosa to Sydney in 2026

Find the cheapest flights from Santa Rosa to Sydney

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

14:09 - 19:45STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

34h 36m2 stops Los Angeles Los Angeles Honolulu

21:40 - 11:07SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

32h 27m2 stops Honolulu Los Angeles Los Angeles

$1,735Multiple Airlines

Tue, 17 Nov - Tue, 1 Dec

14:09 - 19:45STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

34h 36m2 stops Los Angeles Los Angeles Honolulu

21:40 - 11:07SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

32h 27m2 stops Honolulu Los Angeles Los Angeles

$1,811Multiple Airlines

Wed, 18 Nov - Tue, 1 Dec

13:51 - 19:45STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

34h 54m2 stops Las Vegas Harry Reid Intl Honolulu

21:40 - 11:07SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

32h 27m2 stops Honolulu Los Angeles Los Angeles

$1,916Multiple Airlines

Fri, 20 Nov - Tue, 1 Dec

14:09 - 19:45STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

34h 36m2 stops Los Angeles Los Angeles Honolulu

21:40 - 12:57SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

34h 17m2 stops Honolulu Seattle/Tacoma Intl

$2,055Multiple Airlines

Tue, 17 Nov - Sun, 29 Nov

11:29 - 08:30STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

26h 01m2 stops Salt Lake City Los Angeles Los Angeles

10:40 - 16:06SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

24h 26m2 stops Los Angeles Los Angeles Salt Lake City

$2,097Delta

Tue, 17 Nov - Fri, 27 Nov

13:18 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

24h 42m2 stops Phoenix Sky Harbor Intl Los Angeles Los Angeles

11:15 - 23:59SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 44m2 stops Los Angeles Los Angeles Phoenix Sky Harbor Intl

$2,222American Airlines

Wed, 18 Nov - Sun, 29 Nov

11:57 - 09:15STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

27h 18m2 stops Los Angeles Los Angeles Brisbane

11:15 - 16:56SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

23h 41m2 stops Los Angeles Los Angeles Phoenix Sky Harbor Intl

$2,225Multiple Airlines

Wed, 21 Oct - Sun, 1 Nov

07:00 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

31h 00m1 stop Los Angeles Los Angeles

11:20 - 12:25SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

44h 05m2 stops Los Angeles Los Angeles Dallas/Fort Worth

$2,232American Airlines

Tue, 17 Nov - Mon, 30 Nov

07:00 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

31h 00m1 stop Los Angeles Los Angeles

11:20 - 20:23SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

28h 03m1 stop Los Angeles Los Angeles

$2,236American Airlines

Tue, 17 Nov - Tue, 1 Dec

13:18 - 06:25STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

22h 07m2 stops Phoenix Sky Harbor Intl Los Angeles Los Angeles

14:05 - 12:25SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

41h 20m1 stop Dallas/Fort Worth

$2,237American Airlines

Wed, 18 Nov - Mon, 30 Nov

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Delta flights from Santa Rosa to Sydney

Our best Delta deals on Santa Rosa to Sydney flight tickets

Delta

17 Nov

STS11:29Santa Rosa Sonoma County

26h 01m

2 stops

SYD08:30Sydney Kingsford Smith

27 Nov

SYD10:40Sydney Kingsford Smith

24h 26m

2 stops

STS16:06Santa Rosa Sonoma County

$2,097

Delta

21 Nov

STS16:47Santa Rosa Sonoma County

44h 43m

2 stops

SYD08:30Sydney Kingsford Smith

27 Nov

SYD10:40Sydney Kingsford Smith

24h 26m

2 stops

STS16:06Santa Rosa Sonoma County

$2,353

American Airlines flights from Santa Rosa to Sydney

Our best American Airlines deals on Santa Rosa to Sydney flight tickets

American Airlines

16 Aug

STS16:18Santa Rosa Sonoma County

22h 12m

2 stops

SYD07:30Sydney Kingsford Smith

9 Sept

SYD09:10Sydney Kingsford Smith

29h 21m

1 stop

STS21:31Santa Rosa Sonoma County

$2,216

American Airlines

18 Nov

STS13:18Santa Rosa Sonoma County

24h 42m

2 stops

SYD09:00Sydney Kingsford Smith

29 Nov

SYD11:15Sydney Kingsford Smith

31h 44m

2 stops

STS23:59Santa Rosa Sonoma County

$2,222

American Airlines

17 Nov

STS07:00Santa Rosa Sonoma County

31h 00m

1 stop

SYD09:00Sydney Kingsford Smith

30 Nov

SYD11:20Sydney Kingsford Smith

44h 05m

2 stops

STS12:25Santa Rosa Sonoma County

$2,232

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Tue 17/11

14:09-19:45

2 stops34h 36m

Sydney Kingsford Smith

Tue 1/12

21:40-11:07

2 stops32h 27m

$1,735

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Wed 18/11

14:09-19:45

2 stops34h 36m

Sydney Kingsford Smith

Tue 1/12

21:40-11:07

2 stops32h 27m

$1,811

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Fri 20/11

13:51-19:45

2 stops34h 54m

Sydney Kingsford Smith

Tue 1/12

21:40-11:07

2 stops32h 27m

$1,916

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Tue 17/11

14:09-19:45

2 stops34h 36m

Sydney Kingsford Smith

Sun 29/11

21:40-12:57

2 stops34h 17m

$2,055

Fastest return journey

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Tue 17/11

11:29-08:30

2 stops26h 01m

Sydney Kingsford Smith

Fri 27/11

10:40-16:06

2 stops24h 26m

$2,097

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Wed 18/11

13:18-09:00

2 stops24h 42m

Sydney Kingsford Smith

Sun 29/11

11:15-23:59

2 stops31h 44m

$2,222

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Wed 21/10

11:57-09:15

2 stops27h 18m

Sydney Kingsford Smith

Sun 1/11

11:15-16:56

2 stops23h 41m

$2,225

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Tue 17/11

07:00-09:00

1 stop31h 00m

Sydney Kingsford Smith

Mon 30/11

11:20-12:25

2 stops44h 05m

$2,232

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Tue 17/11

07:00-09:00

1 stop31h 00m

Sydney Kingsford Smith

Tue 1/12

11:20-20:23

1 stop28h 03m

$2,236

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Wed 18/11

13:18-06:25

2 stops22h 07m

Sydney Kingsford Smith

Mon 30/11

14:05-12:25

1 stop41h 20m

$2,237

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Santa Rosa to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Tuesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,688. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $4,167.

When to book flights from Santa Rosa to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Santa Rosa to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Santa Rosa to Sydney (STS to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to Sydney

Fastest flight time	22h 27m
Direct flights	None

The fastest flight from Santa Rosa to Sydney takes 22h 27m

There are no direct flights from Santa Rosa to Sydney. There are no popular flight routes from Santa Rosa to Sydney.

Search flight deals

Frequently asked questions about flying from Santa Rosa to Sydney

How far is Santa Rosa Sonoma County to Sydney Kingsford Smith by plane?
Santa Rosa Sonoma County and Sydney Kingsford Smith are 11954.2 km apart from one another. Flights usually cover this in 22h 27m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Sydney Kingsford Smith Airport?
Prices for flights from Santa Rosa Sonoma County Airport to Sydney Kingsford Smith Airport are updated daily.
How old do you have to be to fly from Santa Rosa Sonoma County Airport to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Santa Rosa Sonoma County Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Manly

Coogee

Leura

Randwick

Cronulla

Bondi Beach

Charlestown

Swansea

Newport

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to Sydney?

It is quick and easy to find Santa Rosa to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

Can I find flights from Santa Rosa to Sydney with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Sydney from Santa Rosa with this policy.

How can momondo help me find flights from Santa Rosa to Sydney?

Once you have performed a search for Santa Rosa to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Santa Rosa to Sydney right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Santa Rosa to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.