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 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?

Delta is the most popular carrier 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.

$1,204 Cheap Flights from Santa Rosa to Sydney in 2026/27

Find the cheapest flights from Santa Rosa to Sydney

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One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

14:37 - 08:35STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

22h 58m2 stops Los Angeles Auckland Intl

14:05 - 18:39SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

23h 34m2 stops Auckland Intl Los Angeles

$1,872Air New Zealand

Wed, 18 Nov - Wed, 25 Nov

14:37 - 06:25STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

20h 48m1 stop Los Angeles

19:25 - 15:49SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

39h 24m2 stops Auckland Intl Los Angeles

$2,266Multiple Airlines

Wed, 18 Nov - Wed, 25 Nov

11:30 - 06:25STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

23h 55m1 stop Los Angeles

11:15 - 10:04SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

17h 49m1 stop Los Angeles

$2,291Multiple Airlines

Thu, 19 Nov - Sun, 29 Nov

13:29 - 06:25STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

21h 56m2 stops Phoenix Sky Harbor Intl Los Angeles

11:15 - 10:04SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

17h 49m1 stop Los Angeles

$2,296Multiple Airlines

Thu, 19 Nov - Sun, 29 Nov

07:07 - 06:25STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

28h 18m1 stop Los Angeles

11:10 - 14:49SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

22h 39m1 stop Los Angeles

$2,326Multiple Airlines

Wed, 18 Nov - Wed, 25 Nov

14:37 - 20:50STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

35h 13m2 stops Los Angeles Hong Kong Intl

19:15 - 18:39SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

42h 24m3 stops Auckland Intl Papeete Faaa Los Angeles

$2,348Multiple Airlines

Wed, 18 Nov - Wed, 25 Nov

15:29 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

22h 31m1 stop Los Angeles

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

17h 54m1 stop Los Angeles

$2,434American Airlines

Sun, 22 Nov - Mon, 30 Nov

13:29 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

24h 31m2 stops Phoenix Sky Harbor Intl Los Angeles

20:30 - 12:19SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

34h 49m2 stops Honolulu Dallas/Fort Worth

$2,440American Airlines

Sun, 22 Nov - Mon, 30 Nov

15:29 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

22h 31m1 stop Los Angeles

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

23h 40m2 stops Los Angeles Phoenix Sky Harbor Intl

$2,512American Airlines

Sun, 22 Nov - Sun, 29 Nov

15:29 - 09:00STS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

22h 31m1 stop Los Angeles

11:10 - 14:49SYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

22h 39m1 stop Los Angeles

$2,628Alaska Airlines

Sun, 22 Nov - Sun, 29 Nov

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Qatar Airways flights from Santa Rosa to Sydney

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

Qatar Airways

19 Nov

STS07:07Santa Rosa Sonoma County

52h 43m

2 stops

SYD06:50Sydney Kingsford Smith

29 Nov

SYD21:30Sydney Kingsford Smith

65h 05m

3 stops

STS19:35Santa Rosa Sonoma County

$2,975

Qatar Airways

17 Dec

STS07:00Santa Rosa Sonoma County

41h 20m

2 stops

SYD19:20Sydney Kingsford Smith

28 Dec

SYD14:00Sydney Kingsford Smith

47h 57m

3 stops

STS18:57Santa Rosa Sonoma County

$3,249

Alaska Airlines flights from Santa Rosa to Sydney

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

Alaska Airlines

22 Nov

STS15:29Santa Rosa Sonoma County

22h 31m

1 stop

SYD09:00Sydney Kingsford Smith

29 Nov

SYD11:10Sydney Kingsford Smith

22h 39m

1 stop

STS14:49Santa Rosa Sonoma County

$2,628

Alaska Airlines

22 Nov

STS06:00Santa Rosa Sonoma County

32h 00m

2 stops

SYD09:00Sydney Kingsford Smith

29 Nov

SYD11:10Sydney Kingsford Smith

17h 54m

1 stop

STS10:04Santa Rosa Sonoma County

$2,634

Alaska Airlines

23 Dec

STS07:00Santa Rosa Sonoma County

31h 00m

1 stop

SYD09:00Sydney Kingsford Smith

4 Jan

SYD11:10Sydney Kingsford Smith

19h 08m

1 stop

STS11:18Santa Rosa Sonoma County

$3,288

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

Wed 18/11

14:37-08:35

2 stops22h 58m

Sydney Kingsford Smith

Wed 25/11

14:05-18:39

2 stops23h 34m

$1,872

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Wed 18/11

14:37-06:25

1 stop20h 48m

Sydney Kingsford Smith

Wed 25/11

19:25-15:49

2 stops39h 24m

$2,266

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Thu 19/11

11:30-06:25

1 stop23h 55m

Sydney Kingsford Smith

Sun 29/11

11:15-10:04

1 stop17h 49m

$2,291

Fastest return journey

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Thu 19/11

13:29-06:25

2 stops21h 56m

Sydney Kingsford Smith

Sun 29/11

11:15-10:04

1 stop17h 49m

$2,296

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Wed 18/11

07:07-06:25

1 stop28h 18m

Sydney Kingsford Smith

Wed 25/11

11:10-14:49

1 stop22h 39m

$2,326

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Wed 18/11

14:37-20:50

2 stops35h 13m

Sydney Kingsford Smith

Wed 25/11

19:15-18:39

3 stops42h 24m

$2,348

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sun 22/11

15:29-09:00

1 stop22h 31m

Sydney Kingsford Smith

Mon 30/11

11:10-10:04

1 stop17h 54m

$2,434

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sun 22/11

13:29-09:00

2 stops24h 31m

Sydney Kingsford Smith

Mon 30/11

20:30-12:19

2 stops34h 49m

$2,440

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sun 22/11

15:29-09:00

1 stop22h 31m

Sydney Kingsford Smith

Sun 29/11

11:15-15:55

2 stops23h 40m

$2,512

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sun 22/11

15:29-09:00

1 stop22h 31m

Sydney Kingsford Smith

Sun 29/11

11:10-14:49

1 stop22h 39m

$2,628

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 $1,932. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $2,587.

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	$1,204
Fastest flight time	22h 58m
Direct flights	None

The best one-way flight to Sydney from Santa Rosa in the past 72 hours is $1,204. The best return flight deal from Santa Rosa to Sydney found on momondo in the last 72 hours is $1,872.

The fastest flight from Santa Rosa to Sydney takes 22h 58m

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 58m, 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.