Which airlines fly to Sydney?

United Airlines, Fiji Airways and Qantas 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 34% of people opting to fly with this airline when travelling to Sydney. Keep in mind that there are 5 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.

$1,153 Cheap Flights from Santa Rosa to Sydney in 2026

1 adult

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Find the cheapest flights from Santa Rosa to Sydney

Round-trip

One-way

Cheap return flights

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07:25 - 18:50

STS

SYD

42h 25m

2 stops

20:45 - 10:45

SYD

STS

31h 00m

2 stops

$1,812Multiple Airlines

Tue, 28 Jul - Sun, 2 Aug

14:17 - 18:50

STS

SYD

35h 33m

2 stops

20:45 - 10:24

SYD

STS

30h 39m

2 stops

$1,850Multiple Airlines

Tue, 28 Jul - Tue, 4 Aug

14:17 - 18:50

STS

SYD

35h 33m

2 stops

20:45 - 15:55

SYD

STS

36h 10m

2 stops

$1,861Multiple Airlines

Tue, 28 Jul - Fri, 7 Aug

17:35 - 18:50

STS

SYD

32h 15m

2 stops

20:45 - 10:45

SYD

STS

31h 00m

2 stops

$1,865Multiple Airlines

Thu, 30 Jul - Sun, 2 Aug

07:25 - 18:50

STS

SYD

42h 25m

2 stops

20:45 - 10:45

SYD

STS

31h 00m

2 stops

$1,892Multiple Airlines

Tue, 28 Jul - Thu, 6 Aug

14:17 - 18:50

STS

SYD

35h 33m

2 stops

20:45 - 10:24

SYD

STS

30h 39m

2 stops

$1,899Multiple Airlines

Wed, 29 Jul - Tue, 4 Aug

13:06 - 18:50

STS

SYD

36h 44m

2 stops

20:45 - 10:45

SYD

STS

31h 00m

2 stops

$1,900Multiple Airlines

Sun, 26 Jul - Sun, 2 Aug

17:35 - 18:50

STS

SYD

32h 15m

2 stops

20:45 - 10:24

SYD

STS

30h 39m

2 stops

$1,903Multiple Airlines

Thu, 30 Jul - Tue, 4 Aug

14:17 - 18:50

STS

SYD

35h 33m

2 stops

20:45 - 10:45

SYD

STS

31h 00m

2 stops

$1,910Multiple Airlines

Wed, 29 Jul - Sat, 8 Aug

17:35 - 18:50

STS

SYD

32h 15m

2 stops

20:45 - 10:45

SYD

STS

31h 00m

2 stops

$1,914Multiple Airlines

Thu, 30 Jul - Sat, 8 Aug

Qatar Airways flights from Santa Rosa to Sydney

Our best Qatar Airways deals on Santa Rosa to Sydney flight tickets

Qatar Airways

15 July

STS06:00Santa Rosa Sonoma County

55h 10m

2 stops

SYD06:10Sydney Kingsford Smith

31 July

SYD11:00Sydney Kingsford Smith

64h 45m

3 stops

STS10:45Santa Rosa Sonoma County

$3,189

Qatar Airways

11 June

STS11:38Santa Rosa Sonoma County

63h 47m

3 stops

SYD20:25Sydney Kingsford Smith

28 June

SYD14:50Sydney Kingsford Smith

44h 53m

2 stops

STS18:43Santa Rosa Sonoma County

$9,847

Qatar Airways

11 June

STS11:38Santa Rosa Sonoma County

63h 47m

3 stops

SYD20:25Sydney Kingsford Smith

28 June

SYD19:00Sydney Kingsford Smith

40h 43m

3 stops

STS18:43Santa Rosa Sonoma County

$26,339

Qantas Airways flights from Santa Rosa to Sydney

Our best Qantas Airways deals on Santa Rosa to Sydney flight tickets

Qantas Airways

13 Oct

STS18:26Santa Rosa Sonoma County

19h 04m

1 stop

SYD07:30Sydney Kingsford Smith

27 Oct

SYD11:15Sydney Kingsford Smith

18h 08m

1 stop

STS11:23Santa Rosa Sonoma County

$2,247

Qantas Airways

13 Oct

STS12:03Santa Rosa Sonoma County

27h 07m

2 stops

SYD09:10Sydney Kingsford Smith

27 Oct

SYD09:55Sydney Kingsford Smith

25h 51m

2 stops

STS17:46Santa Rosa Sonoma County

$3,241

Qantas Airways

4 June

STS17:21Santa Rosa Sonoma County

21h 09m

1 stop

SYD07:30Sydney Kingsford Smith

14 June

SYD06:25Sydney Kingsford Smith

26h 30m

2 stops

STS15:55Santa Rosa Sonoma County

$4,824

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 28/7

07:25-18:50

2 stops42h 25m

Sydney Kingsford Smith

Sun 2/8

20:45-10:45

2 stops31h 00m

$1,812

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 28/7

14:17-18:50

2 stops35h 33m

Sydney Kingsford Smith

Tue 4/8

20:45-10:24

2 stops30h 39m

$1,850

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 28/7

14:17-18:50

2 stops35h 33m

Sydney Kingsford Smith

Fri 7/8

20:45-15:55

2 stops36h 10m

$1,861

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Thu 30/7

17:35-18:50

2 stops32h 15m

Sydney Kingsford Smith

Sun 2/8

20:45-10:45

2 stops31h 00m

$1,865

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 28/7

07:25-18:50

2 stops42h 25m

Sydney Kingsford Smith

Thu 6/8

20:45-10:45

2 stops31h 00m

$1,892

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 29/7

14:17-18:50

2 stops35h 33m

Sydney Kingsford Smith

Tue 4/8

20:45-10:24

2 stops30h 39m

$1,899

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sun 26/7

13:06-18:50

2 stops36h 44m

Sydney Kingsford Smith

Sun 2/8

20:45-10:45

2 stops31h 00m

$1,900

Fastest return journey

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Thu 30/7

17:35-18:50

2 stops32h 15m

Sydney Kingsford Smith

Tue 4/8

20:45-10:24

2 stops30h 39m

$1,903

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 29/7

14:17-18:50

2 stops35h 33m

Sydney Kingsford Smith

Sat 8/8

20:45-10:45

2 stops31h 00m

$1,910

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Thu 30/7

17:35-18:50

2 stops32h 15m

Sydney Kingsford Smith

Sat 8/8

20:45-10:45

2 stops31h 00m

$1,914

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 $1,563. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $2,654.

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	19h 04m
Direct flights	None

The fastest flight from Santa Rosa to Sydney takes 19h 04m

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 19h 04m, 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.