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 38% 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.

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.

$1,126 Cheap Flights from Santa Rosa to Sydney in 2026

1 adult

Find the cheapest flights from Santa Rosa to Sydney

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

13:09 - 07:05

STS

SYD

24h 56m

2 stops

09:10 - 18:43

SYD

STS

26h 33m

1 stop

$1,822American Airlines

Mon, 8 Jun - Mon, 15 Jun

13:09 - 06:25

STS

SYD

24h 16m

2 stops

09:10 - 15:50

SYD

STS

23h 40m

2 stops

$1,842American Airlines

Tue, 9 Jun - Tue, 16 Jun

17:21 - 07:30

STS

SYD

21h 09m

1 stop

17:50 - 18:43

SYD

STS

17h 53m

1 stop

$1,948Multiple Airlines

Mon, 8 Jun - Mon, 15 Jun

07:00 - 18:50

STS

SYD

42h 50m

2 stops

20:45 - 10:45

SYD

STS

31h 00m

2 stops

$1,966Multiple Airlines

Fri, 5 Jun - Sun, 14 Jun

07:00 - 18:50

STS

SYD

42h 50m

2 stops

20:45 - 18:43

SYD

STS

38h 58m

2 stops

$2,003Multiple Airlines

Sun, 7 Jun - Thu, 11 Jun

12:45 - 06:55

STS

SYD

25h 10m

1 stop

09:10 - 15:55

SYD

STS

23h 45m

1 stop

$2,045American Airlines

Tue, 9 Jun - Tue, 16 Jun

13:09 - 07:05

STS

SYD

24h 56m

2 stops

09:00 - 12:05

SYD

STS

44h 05m

2 stops

$2,051American Airlines

Mon, 8 Jun - Mon, 15 Jun

20:26 - 18:50

STS

SYD

53h 24m

2 stops

20:45 - 18:43

SYD

STS

38h 58m

2 stops

$2,077Multiple Airlines

Sat, 6 Jun - Tue, 16 Jun

07:59 - 07:05

STS

SYD

30h 06m

1 stop

09:10 - 10:45

SYD

STS

18h 35m

1 stop

$2,189Alaska Airlines

Sun, 7 Jun - Tue, 16 Jun

13:09 - 07:05

STS

SYD

24h 56m

2 stops

09:10 - 18:43

SYD

STS

26h 33m

1 stop

$2,205American Airlines

Sun, 7 Jun - Mon, 15 Jun

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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

23 May

STS17:21Santa Rosa Sonoma County

23h 14m

2 stops

SYD09:35Sydney Kingsford Smith

6 June

SYD06:25Sydney Kingsford Smith

21h 46m

2 stops

STS11:11Santa Rosa Sonoma County

$3,530

Qantas Airways

20 May

STS17:21Santa Rosa Sonoma County

23h 14m

2 stops

SYD09:35Sydney Kingsford Smith

26 May

SYD17:50Sydney Kingsford Smith

19h 09m

1 stop

STS19:59Santa Rosa Sonoma County

$3,649

Qantas Airways

20 May

STS17:21Santa Rosa Sonoma County

23h 14m

2 stops

SYD09:35Sydney Kingsford Smith

26 May

SYD06:25Sydney Kingsford Smith

21h 45m

2 stops

STS11:10Santa Rosa Sonoma County

$3,670

Alaska Airlines flights from Santa Rosa to Sydney

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

Alaska Airlines

13 May

STS17:21Santa Rosa Sonoma County

20h 44m

1 stop

SYD07:05Sydney Kingsford Smith

17 May

SYD09:10Sydney Kingsford Smith

29h 12m

1 stop

STS21:22Santa Rosa Sonoma County

$3,220

Alaska Airlines

13 May

STS17:21Santa Rosa Sonoma County

20h 44m

1 stop

SYD07:05Sydney Kingsford Smith

17 May

SYD09:10Sydney Kingsford Smith

29h 12m

1 stop

STS21:22Santa Rosa Sonoma County

$3,422

Alaska Airlines

15 May

STS17:21Santa Rosa Sonoma County

20h 44m

1 stop

SYD07:05Sydney Kingsford Smith

5 June

SYD09:10Sydney Kingsford Smith

19h 00m

1 stop

STS11:10Santa Rosa Sonoma County

$22,049

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Mon 8/6

13:09-07:05

2 stops24h 56m

Sydney Kingsford Smith

Mon 15/6

09:10-18:43

1 stop26h 33m

$1,822

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 9/6

13:09-06:25

2 stops24h 16m

Sydney Kingsford Smith

Tue 16/6

09:10-15:50

2 stops23h 40m

$1,842

Fastest return journey

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Mon 8/6

17:21-07:30

1 stop21h 09m

Sydney Kingsford Smith

Mon 15/6

17:50-18:43

1 stop17h 53m

$1,948

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Fri 5/6

07:00-18:50

2 stops42h 50m

Sydney Kingsford Smith

Sun 14/6

20:45-10:45

2 stops31h 00m

$1,966

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sun 7/6

07:00-18:50

2 stops42h 50m

Sydney Kingsford Smith

Thu 11/6

20:45-18:43

2 stops38h 58m

$2,003

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 9/6

12:45-06:55

1 stop25h 10m

Sydney Kingsford Smith

Tue 16/6

09:10-15:55

1 stop23h 45m

$2,045

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Mon 8/6

13:09-07:05

2 stops24h 56m

Sydney Kingsford Smith

Mon 15/6

09:00-12:05

2 stops44h 05m

$2,051

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 6/6

20:26-18:50

2 stops53h 24m

Sydney Kingsford Smith

Tue 16/6

20:45-18:43

2 stops38h 58m

$2,077

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sun 7/6

07:59-07:05

1 stop30h 06m

Sydney Kingsford Smith

Tue 16/6

09:10-10:45

1 stop18h 35m

$2,189

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sun 7/6

13:09-07:05

2 stops24h 56m

Sydney Kingsford Smith

Mon 15/6

09:10-18:43

1 stop26h 33m

$2,205

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 $1,661. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $4,100.

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 09m
Direct flights	None

The fastest flight from Santa Rosa to Sydney takes 21h 09m

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 09m, 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.