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 44% 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.

$1,665 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.

13:40 - 18:50

STS

SYD

36h 10m

2 stops

21:40 - 11:23

SYD

STS

31h 43m

2 stops

$1,827Multiple Airlines

Tue, 29 Sep - Tue, 27 Oct

16:36 - 07:30

STS

SYD

21h 54m

1 stop

18:50 - 20:20

SYD

STS

19h 30m

1 stop

$1,879Multiple Airlines

Mon, 21 Sep - Mon, 5 Oct

16:23 - 09:00

STS

SYD

21h 37m

2 stops

11:15 - 19:15

SYD

STS

27h 00m

2 stops

$1,915Multiple Airlines

Fri, 6 Nov - Mon, 16 Nov

17:30 - 09:00

STS

SYD

20h 30m

1 stop

11:15 - 19:15

SYD

STS

27h 00m

2 stops

$1,925Multiple Airlines

Fri, 6 Nov - Mon, 16 Nov

17:30 - 09:00

STS

SYD

20h 30m

1 stop

11:15 - 11:40

SYD

STS

19h 25m

1 stop

$1,936Multiple Airlines

Fri, 6 Nov - Mon, 16 Nov

12:01 - 07:05

STS

SYD

26h 04m

1 stop

11:15 - 11:23

SYD

STS

18h 08m

1 stop

$1,952Qantas Airways

Tue, 29 Sep - Mon, 26 Oct

12:01 - 07:05

STS

SYD

26h 04m

1 stop

18:15 - 11:04

SYD

STS

34h 49m

2 stops

$1,978Qantas Airways

Tue, 29 Sep - Fri, 30 Oct

16:36 - 07:05

STS

SYD

21h 29m

1 stop

17:50 - 21:31

SYD

STS

20h 41m

1 stop

$2,016Multiple Airlines

Thu, 27 Aug - Sun, 30 Aug

16:36 - 07:30

STS

SYD

21h 54m

1 stop

17:50 - 18:16

SYD

STS

17h 26m

1 stop

$2,017Multiple Airlines

Fri, 28 Aug - Sun, 30 Aug

12:19 - 08:05

STS

SYD

25h 46m

1 stop

11:15 - 17:46

SYD

STS

24h 31m

1 stop

$2,024Qantas Airways

Sat, 3 Oct - Tue, 27 Oct

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Qantas Airways flights from Santa Rosa to Sydney

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

Qantas Airways

29 Sept

STS12:01Santa Rosa Sonoma County

26h 04m

1 stop

SYD07:05Sydney Kingsford Smith

25 Oct

SYD11:15Sydney Kingsford Smith

18h 08m

1 stop

STS11:23Santa Rosa Sonoma County

$1,952

Qantas Airways

29 Sept

STS12:01Santa Rosa Sonoma County

26h 04m

1 stop

SYD07:05Sydney Kingsford Smith

30 Oct

SYD18:15Sydney Kingsford Smith

34h 49m

2 stops

STS11:04Santa Rosa Sonoma County

$1,978

Qantas Airways

3 Oct

STS12:19Santa Rosa Sonoma County

25h 46m

1 stop

SYD08:05Sydney Kingsford Smith

27 Oct

SYD11:15Sydney Kingsford Smith

24h 31m

1 stop

STS17:46Santa Rosa Sonoma County

$2,024

American Airlines flights from Santa Rosa to Sydney

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

American Airlines

28 Sept

STS12:01Santa Rosa Sonoma County

26h 04m

1 stop

SYD07:05Sydney Kingsford Smith

28 Oct

SYD11:20Sydney Kingsford Smith

27h 00m

1 stop

STS20:20Santa Rosa Sonoma County

$2,255

American Airlines

27 Sept

STS16:21Santa Rosa Sonoma County

22h 09m

2 stops

SYD07:30Sydney Kingsford Smith

26 Oct

SYD11:20Sydney Kingsford Smith

27h 00m

1 stop

STS20:20Santa Rosa Sonoma County

$2,261

American Airlines

21 Sept

STS12:01Santa Rosa Sonoma County

26h 04m

1 stop

SYD07:05Sydney Kingsford Smith

7 Oct

SYD10:10Sydney Kingsford Smith

23h 43m

2 stops

STS15:53Santa Rosa Sonoma County

$2,262

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 29/9

13:40-18:50

2 stops36h 10m

Sydney Kingsford Smith

Tue 27/10

21:40-11:23

2 stops31h 43m

$1,827

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Mon 21/9

16:36-07:30

1 stop21h 54m

Sydney Kingsford Smith

Mon 5/10

18:50-20:20

1 stop19h 30m

$1,879

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Fri 6/11

16:23-09:00

2 stops21h 37m

Sydney Kingsford Smith

Mon 16/11

11:15-19:15

2 stops27h 00m

$1,915

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Fri 6/11

17:30-09:00

1 stop20h 30m

Sydney Kingsford Smith

Mon 16/11

11:15-19:15

2 stops27h 00m

$1,925

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Fri 6/11

17:30-09:00

1 stop20h 30m

Sydney Kingsford Smith

Mon 16/11

11:15-11:40

1 stop19h 25m

$1,936

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 29/9

12:01-07:05

1 stop26h 04m

Sydney Kingsford Smith

Mon 26/10

11:15-11:23

1 stop18h 08m

$1,952

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 29/9

12:01-07:05

1 stop26h 04m

Sydney Kingsford Smith

Fri 30/10

18:15-11:04

2 stops34h 49m

$1,978

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Thu 27/8

16:36-07:05

1 stop21h 29m

Sydney Kingsford Smith

Sun 30/8

17:50-21:31

1 stop20h 41m

$2,016

Fastest return journey

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Fri 28/8

16:36-07:30

1 stop21h 54m

Sydney Kingsford Smith

Sun 30/8

17:50-18:16

1 stop17h 26m

$2,017

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 3/10

12:19-08:05

1 stop25h 46m

Sydney Kingsford Smith

Tue 27/10

11:15-17:46

1 stop24h 31m

$2,024

Flights are sorted by cheapest return flights first.

Sorted 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 $1,720. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $4,246.

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	21h 50m
Direct flights	None

The fastest flight from Santa Rosa to Sydney takes 21h 50m

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 50m, 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.