Which airlines fly to Sydney?

Qantas Airways, United Airlines and Fiji Airways are the top three most popular airlines that fly to Sydney from Santa Rosa according to our data. Qantas Airways is the first choice among our users, with 30% 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.

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.

$1,056 Cheap Flights from Santa Rosa to Sydney in 2026

Find the cheapest flights from Santa Rosa to Sydney

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

11:57 - 18:50STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

36h 53m2 stops Los Angeles Los Angeles Honolulu

21:40 - 13:33SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

34h 53m2 stops Honolulu Los Angeles Los Angeles

$1,697Multiple Airlines

Tue, 20 Oct - Tue, 3 Nov

11:57 - 18:50STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

36h 53m2 stops Los Angeles Los Angeles Honolulu

21:40 - 09:48SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 08m2 stops Honolulu San Diego

$1,715Multiple Airlines

Tue, 20 Oct - Sun, 1 Nov

15:32 - 19:45STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

34h 13m2 stops Ontario Honolulu

21:40 - 09:48SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 08m2 stops Honolulu San Diego

$1,734Multiple Airlines

Sun, 25 Oct - Sun, 1 Nov

10:50 - 19:45STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

62h 55m2 stops San Diego Honolulu

21:40 - 13:33SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

34h 53m2 stops Honolulu Los Angeles Los Angeles

$1,753Multiple Airlines

Sat, 24 Oct - Tue, 3 Nov

07:00 - 18:50STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

41h 50m2 stops Los Angeles Los Angeles Honolulu

21:40 - 11:04SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 24m2 stops Honolulu Los Angeles Los Angeles

$1,767Multiple Airlines

Tue, 20 Oct - Fri, 30 Oct

15:32 - 19:45STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

34h 13m2 stops Ontario Honolulu

21:40 - 13:33SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

34h 53m2 stops Honolulu Los Angeles Los Angeles

$1,771Multiple Airlines

Fri, 23 Oct - Tue, 3 Nov

07:00 - 18:50STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

41h 50m2 stops Los Angeles Los Angeles Honolulu

21:40 - 11:17SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 37m2 stops Honolulu Los Angeles Los Angeles

$1,780Multiple Airlines

Tue, 20 Oct - Thu, 29 Oct

07:00 - 18:50STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

41h 50m2 stops Los Angeles Los Angeles Honolulu

21:40 - 09:48SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 08m2 stops Honolulu San Diego

$1,785Multiple Airlines

Wed, 21 Oct - Sun, 1 Nov

15:32 - 19:45STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

34h 13m2 stops Ontario Honolulu

21:40 - 09:48SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 08m2 stops Honolulu San Diego

$1,790Multiple Airlines

Fri, 23 Oct - Sun, 1 Nov

11:57 - 18:50STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

36h 53m2 stops Los Angeles Los Angeles Honolulu

21:40 - 09:48SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 08m2 stops Honolulu San Diego

$1,798Multiple Airlines

Thu, 22 Oct - Sun, 1 Nov

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Delta flights from Santa Rosa to Sydney

Our best Delta deals on Santa Rosa to Sydney flight tickets

Delta

26 Oct

STS11:21Santa Rosa Sonoma County

26h 09m

2 stops

SYD07:30Sydney Kingsford Smith

4 Nov

SYD10:40Sydney Kingsford Smith

24h 25m

2 stops

STS16:05Santa Rosa Sonoma County

$2,048

Delta

24 Oct

STS16:49Santa Rosa Sonoma County

44h 41m

2 stops

SYD07:30Sydney Kingsford Smith

4 Nov

SYD10:40Sydney Kingsford Smith

24h 25m

2 stops

STS16:05Santa Rosa Sonoma County

$2,069

Delta

22 Oct

STS16:49Santa Rosa Sonoma County

21h 01m

2 stops

SYD07:50Sydney Kingsford Smith

2 Nov

SYD10:40Sydney Kingsford Smith

24h 25m

2 stops

STS16:05Santa Rosa Sonoma County

$2,118

American Airlines flights from Santa Rosa to Sydney

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

American Airlines

20 Oct

STS11:57Santa Rosa Sonoma County

26h 08m

1 stop

SYD08:05Sydney Kingsford Smith

3 Nov

SYD11:15Sydney Kingsford Smith

23h 41m

2 stops

STS15:56Santa Rosa Sonoma County

$2,196

American Airlines

21 Oct

STS11:57Santa Rosa Sonoma County

26h 08m

1 stop

SYD08:05Sydney Kingsford Smith

3 Nov

SYD11:10Sydney Kingsford Smith

29h 24m

1 stop

STS21:34Santa Rosa Sonoma County

$2,201

American Airlines

20 Oct

STS11:57Santa Rosa Sonoma County

26h 08m

1 stop

SYD08:05Sydney Kingsford Smith

3 Nov

SYD14:05Sydney Kingsford Smith

41h 09m

1 stop

STS12:14Santa Rosa Sonoma County

$2,205

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 20/10

11:57-18:50

2 stops36h 53m

Sydney Kingsford Smith

Tue 3/11

21:40-13:33

2 stops34h 53m

$1,697

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Tue 20/10

11:57-18:50

2 stops36h 53m

Sydney Kingsford Smith

Sun 1/11

21:40-09:48

2 stops31h 08m

$1,715

Fastest return journey

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sun 25/10

15:32-19:45

2 stops34h 13m

Sydney Kingsford Smith

Sun 1/11

21:40-09:48

2 stops31h 08m

$1,734

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sat 24/10

10:50-19:45

2 stops62h 55m

Sydney Kingsford Smith

Tue 3/11

21:40-13:33

2 stops34h 53m

$1,753

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Tue 20/10

07:00-18:50

2 stops41h 50m

Sydney Kingsford Smith

Fri 30/10

21:40-11:04

2 stops31h 24m

$1,767

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Fri 23/10

15:32-19:45

2 stops34h 13m

Sydney Kingsford Smith

Tue 3/11

21:40-13:33

2 stops34h 53m

$1,771

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Tue 20/10

07:00-18:50

2 stops41h 50m

Sydney Kingsford Smith

Thu 29/10

21:40-11:17

2 stops31h 37m

$1,780

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Wed 21/10

07:00-18:50

2 stops41h 50m

Sydney Kingsford Smith

Sun 1/11

21:40-09:48

2 stops31h 08m

$1,785

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Fri 23/10

15:32-19:45

2 stops34h 13m

Sydney Kingsford Smith

Sun 1/11

21:40-09:48

2 stops31h 08m

$1,790

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Thu 22/10

11:57-18:50

2 stops36h 53m

Sydney Kingsford Smith

Sun 1/11

21:40-09:48

2 stops31h 08m

$1,798

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 $1,879. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $2,580.

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

Best price found	$1,056
Fastest flight time	21h 54m
Direct flights	None

The best one-way flight to Sydney from Santa Rosa in the past 72 hours is $1,056. The best return flight deal from Santa Rosa to Sydney found on momondo in the last 72 hours is $1,697.

The fastest flight from Santa Rosa to Sydney takes 21h 54m

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 21h 54m, 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.

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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.