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.

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

Alaska Airlines and Delta 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.

$1,149 Cheap Flights from Santa Rosa to Sydney in 2026/27

Find the cheapest flights from Santa Rosa to Sydney

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

07:20 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

30h 40m2 stops Phoenix Sky Harbor Intl Los Angeles

20:30 - 12:59SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

35h 29m2 stops Honolulu Phoenix Sky Harbor Intl

$2,235American Airlines

Sun, 22 Nov - Mon, 30 Nov

12:49 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

25h 11m2 stops Dallas/Fort Worth Los Angeles

11:10 - 10:04SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

17h 54m1 stop Los Angeles

$2,414American Airlines

Sun, 22 Nov - Mon, 30 Nov

07:41 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

30h 19m1 stop Los Angeles

11:10 - 10:04SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

17h 54m1 stop Los Angeles

$2,418American Airlines

Sun, 22 Nov - Mon, 30 Nov

09:10 - 19:45STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

39h 35m2 stops Phoenix Sky Harbor Intl Honolulu

21:40 - 09:12SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

30h 32m2 stops Honolulu Portland

$2,428Multiple Airlines

Sun, 8 Nov - Thu, 12 Nov

09:44 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

28h 16m1 stop Los Angeles

11:10 - 10:04SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

17h 54m1 stop Los Angeles

$2,479American Airlines

Sat, 21 Nov - Mon, 30 Nov

07:20 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

30h 40m2 stops Phoenix Sky Harbor Intl Los Angeles

11:15 - 15:55SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

23h 40m2 stops Los Angeles Phoenix Sky Harbor Intl

$2,484American Airlines

Fri, 20 Nov - Mon, 30 Nov

07:41 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

30h 19m1 stop Los Angeles

11:10 - 10:04SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

17h 54m1 stop Los Angeles

$2,489American Airlines

Fri, 20 Nov - Mon, 30 Nov

09:44 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

28h 16m1 stop Los Angeles

11:15 - 15:55SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

23h 40m2 stops Los Angeles Phoenix Sky Harbor Intl

$2,554American Airlines

Sat, 21 Nov - Sat, 28 Nov

07:41 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

30h 19m1 stop Los Angeles

11:15 - 15:55SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

23h 40m2 stops Los Angeles Phoenix Sky Harbor Intl

$2,564American Airlines

Fri, 20 Nov - Sat, 28 Nov

12:06 - 11:05STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

27h 59m2 stops Los Angeles Brisbane

11:15 - 12:21SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

20h 06m1 stop Los Angeles

$2,657Multiple Airlines

Thu, 24 Dec - Sat, 9 Jan

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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

22 Nov

STS07:20Santa Rosa Sonoma County

30h 40m

2 stops

SYD09:00Sydney Kingsford Smith

30 Nov

SYD20:30Sydney Kingsford Smith

35h 29m

2 stops

STS12:59Santa Rosa Sonoma County

$2,235

American Airlines

22 Nov

STS12:49Santa Rosa Sonoma County

25h 11m

2 stops

SYD09:00Sydney Kingsford Smith

30 Nov

SYD11:10Sydney Kingsford Smith

17h 54m

1 stop

STS10:04Santa Rosa Sonoma County

$2,414

American Airlines

22 Nov

STS07:41Santa Rosa Sonoma County

30h 19m

1 stop

SYD09:00Sydney Kingsford Smith

30 Nov

SYD11:10Sydney Kingsford Smith

17h 54m

1 stop

STS10:04Santa Rosa Sonoma County

$2,418

Qatar Airways flights from Santa Rosa to Sydney

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

Qatar Airways

21 Nov

STS07:41Santa Rosa Sonoma County

43h 44m

3 stops

SYD22:25Sydney Kingsford Smith

29 Nov

SYD22:10Sydney Kingsford Smith

57h 06m

2 stops

STS12:16Santa Rosa Sonoma County

$2,828

Qatar Airways

20 Dec

STS07:00Santa Rosa Sonoma County

40h 20m

2 stops

SYD18:20Sydney Kingsford Smith

2 Jan

SYD19:00Sydney Kingsford Smith

42h 57m

3 stops

STS18:57Santa Rosa Sonoma County

$4,113

Qatar Airways

21 Nov

STS07:39Santa Rosa Sonoma County

43h 46m

3 stops

SYD22:25Sydney Kingsford Smith

29 Nov

SYD20:00Sydney Kingsford Smith

59h 16m

3 stops

STS12:16Santa Rosa Sonoma County

$4,577

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

Sun 22/11

07:20-09:00

2 stops30h 40m

Sydney Kingsford Smith

Mon 30/11

20:30-12:59

2 stops35h 29m

$2,235

Fastest return journey

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sun 22/11

12:49-09:00

2 stops25h 11m

Sydney Kingsford Smith

Mon 30/11

11:10-10:04

1 stop17h 54m

$2,414

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sun 22/11

07:41-09:00

1 stop30h 19m

Sydney Kingsford Smith

Mon 30/11

11:10-10:04

1 stop17h 54m

$2,418

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sun 8/11

09:10-19:45

2 stops39h 35m

Sydney Kingsford Smith

Thu 12/11

21:40-09:12

2 stops30h 32m

$2,428

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sat 21/11

09:44-09:00

1 stop28h 16m

Sydney Kingsford Smith

Mon 30/11

11:10-10:04

1 stop17h 54m

$2,479

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Fri 20/11

07:20-09:00

2 stops30h 40m

Sydney Kingsford Smith

Mon 30/11

11:15-15:55

2 stops23h 40m

$2,484

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Fri 20/11

07:41-09:00

1 stop30h 19m

Sydney Kingsford Smith

Mon 30/11

11:10-10:04

1 stop17h 54m

$2,489

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sat 21/11

09:44-09:00

1 stop28h 16m

Sydney Kingsford Smith

Sat 28/11

11:15-15:55

2 stops23h 40m

$2,554

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Fri 20/11

07:41-09:00

1 stop30h 19m

Sydney Kingsford Smith

Sat 28/11

11:15-15:55

2 stops23h 40m

$2,564

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Thu 24/12

12:06-11:05

2 stops27h 59m

Sydney Kingsford Smith

Sat 9/1

11:15-12:21

1 stop20h 06m

$2,657

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 $1,886. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $2,724.

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	$1,149
Fastest flight time	36h 39m
Direct flights	None

The best one-way flight to Sydney from Santa Rosa in the past 72 hours is $1,149. The best return flight deal from Santa Rosa to Sydney found on momondo in the last 72 hours is $2,235.

The fastest flight from Santa Rosa to Sydney takes 36h 39m

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 36h 39m, 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.