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 43% of people opting to fly with this airline when travelling to Sydney. Keep in mind that there are 3 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.

$992 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.

06:00 - 06:25

STS

SYD

31h 25m

2 stops

09:10 - 21:31

SYD

STS

29h 21m

1 stop

$1,663Multiple Airlines

Sun, 9 Aug - Wed, 19 Aug

06:00 - 07:30

STS

SYD

32h 30m

1 stop

09:10 - 11:21

SYD

STS

19h 11m

1 stop

$1,673Multiple Airlines

Sun, 9 Aug - Wed, 19 Aug

12:58 - 07:30

STS

SYD

25h 32m

2 stops

09:10 - 15:37

SYD

STS

23h 27m

2 stops

$1,697American Airlines

Sun, 9 Aug - Wed, 19 Aug

12:11 - 19:45

STS

SYD

36h 34m

2 stops

21:40 - 11:07

SYD

STS

32h 27m

2 stops

$1,909Multiple Airlines

Wed, 23 Dec - Tue, 29 Dec

12:11 - 19:45

STS

SYD

36h 34m

2 stops

21:40 - 18:07

SYD

STS

39h 27m

2 stops

$1,966Multiple Airlines

Wed, 23 Dec - Wed, 30 Dec

10:00 - 19:45

STS

SYD

38h 45m

2 stops

21:40 - 11:07

SYD

STS

32h 27m

2 stops

$2,004Multiple Airlines

Sat, 26 Dec - Tue, 29 Dec

09:04 - 19:45

STS

SYD

39h 41m

2 stops

21:40 - 09:12

SYD

STS

30h 32m

2 stops

$2,077Multiple Airlines

Wed, 4 Nov - Sun, 22 Nov

10:00 - 19:45

STS

SYD

38h 45m

2 stops

21:40 - 18:07

SYD

STS

39h 27m

2 stops

$2,084Multiple Airlines

Sat, 26 Dec - Wed, 30 Dec

10:00 - 19:45

STS

SYD

38h 45m

2 stops

21:40 - 11:07

SYD

STS

32h 27m

2 stops

$2,124Multiple Airlines

Sun, 27 Dec - Wed, 30 Dec

12:11 - 19:45

STS

SYD

36h 34m

2 stops

21:40 - 11:07

SYD

STS

32h 27m

2 stops

$2,139Multiple Airlines

Tue, 22 Dec - Wed, 30 Dec

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American Airlines flights from Santa Rosa to Sydney

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

American Airlines

9 Aug

STS12:58Santa Rosa Sonoma County

25h 32m

2 stops

SYD07:30Sydney Kingsford Smith

19 Aug

SYD09:10Sydney Kingsford Smith

23h 27m

2 stops

STS15:37Santa Rosa Sonoma County

$1,697

American Airlines

30 Aug

STS12:39Santa Rosa Sonoma County

25h 16m

1 stop

SYD06:55Sydney Kingsford Smith

6 Sept

SYD09:10Sydney Kingsford Smith

23h 37m

2 stops

STS15:47Santa Rosa Sonoma County

$1,783

American Airlines

30 Aug

STS12:39Santa Rosa Sonoma County

25h 16m

1 stop

SYD06:55Sydney Kingsford Smith

6 Sept

SYD09:10Sydney Kingsford Smith

29h 21m

1 stop

STS21:31Santa Rosa Sonoma County

$1,786

Delta flights from Santa Rosa to Sydney

Our best Delta deals on Santa Rosa to Sydney flight tickets

Delta

4 Nov

STS11:29Santa Rosa Sonoma County

50h 01m

2 stops

SYD08:30Sydney Kingsford Smith

23 Nov

SYD10:40Sydney Kingsford Smith

24h 28m

2 stops

STS16:08Santa Rosa Sonoma County

$2,183

Delta

28 Nov

STS16:55Santa Rosa Sonoma County

44h 35m

2 stops

SYD08:30Sydney Kingsford Smith

12 Dec

SYD10:40Sydney Kingsford Smith

24h 28m

2 stops

STS16:08Santa Rosa Sonoma County

$2,300

Delta

28 Nov

STS16:55Santa Rosa Sonoma County

44h 35m

2 stops

SYD08:30Sydney Kingsford Smith

11 Dec

SYD10:40Sydney Kingsford Smith

42h 59m

2 stops

STS10:39Santa Rosa Sonoma County

$2,313

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sun 9/8

06:00-06:25

2 stops31h 25m

Sydney Kingsford Smith

Wed 19/8

09:10-21:31

1 stop29h 21m

$1,663

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sun 9/8

06:00-07:30

1 stop32h 30m

Sydney Kingsford Smith

Wed 19/8

09:10-11:21

1 stop19h 11m

$1,673

Fastest return journey

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sun 9/8

12:58-07:30

2 stops25h 32m

Sydney Kingsford Smith

Wed 19/8

09:10-15:37

2 stops23h 27m

$1,697

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 23/12

12:11-19:45

2 stops36h 34m

Sydney Kingsford Smith

Tue 29/12

21:40-11:07

2 stops32h 27m

$1,909

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 23/12

12:11-19:45

2 stops36h 34m

Sydney Kingsford Smith

Wed 30/12

21:40-18:07

2 stops39h 27m

$1,966

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 26/12

10:00-19:45

2 stops38h 45m

Sydney Kingsford Smith

Tue 29/12

21:40-11:07

2 stops32h 27m

$2,004

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 4/11

09:04-19:45

2 stops39h 41m

Sydney Kingsford Smith

Sun 22/11

21:40-09:12

2 stops30h 32m

$2,077

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 26/12

10:00-19:45

2 stops38h 45m

Sydney Kingsford Smith

Wed 30/12

21:40-18:07

2 stops39h 27m

$2,084

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sun 27/12

10:00-19:45

2 stops38h 45m

Sydney Kingsford Smith

Wed 30/12

21:40-11:07

2 stops32h 27m

$2,124

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 22/12

12:11-19:45

2 stops36h 34m

Sydney Kingsford Smith

Wed 30/12

21:40-11:07

2 stops32h 27m

$2,139

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 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 $1,704. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $4,207.

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	23h 10m
Direct flights	None

The fastest flight from Santa Rosa to Sydney takes 23h 10m

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 23h 10m, 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.