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 40% 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.

$1,094 Cheap Flights from Santa Rosa to Sydney in 2025/26

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Santa Rosa to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

19:48 - 09:00

STS

SYD

18h 12m1 stop

11:20 - 10:11

SYD

STS

17h 51m1 stop

$2,157Alaska Airlines

Thu, 26 Feb - Mon, 2 Mar

19:48 - 09:00

STS

SYD

18h 12m1 stop

11:20 - 10:11

SYD

STS

17h 51m1 stop

$2,383Alaska Airlines

Thu, 26 Feb - Mon, 2 Mar

19:48 - 09:00

STS

SYD

18h 12m1 stop

11:20 - 10:11

SYD

STS

17h 51m1 stop

$3,029Alaska Airlines

Fri, 13 Feb - Mon, 23 Feb

15:53 - 19:45

STS

SYD

32h 52m2 stops

21:40 - 10:31

SYD

STS

31h 51m2 stops

$3,033Multiple Airlines

Wed, 24 Dec - Mon, 29 Dec

15:53 - 19:45

STS

SYD

32h 52m2 stops

21:40 - 23:59

SYD

STS

21h 19m2 stops

$3,086Multiple Airlines

Wed, 24 Dec - Sat, 27 Dec

11:15 - 06:50

STS

SYD

48h 35m2 stops

18:15 - 21:52

SYD

STS

46h 37m3 stops

$3,241Multiple Airlines

Fri, 13 Feb - Mon, 23 Feb

15:53 - 19:45

STS

SYD

32h 52m2 stops

21:40 - 10:31

SYD

STS

31h 51m2 stops

$3,290Multiple Airlines

Wed, 24 Dec - Sun, 28 Dec

15:53 - 19:45

STS

SYD

32h 52m2 stops

21:40 - 09:24

SYD

STS

30h 44m2 stops

$3,382Multiple Airlines

Wed, 24 Dec - Tue, 30 Dec

19:48 - 09:00

STS

SYD

18h 12m1 stop

11:20 - 10:11

SYD

STS

17h 51m1 stop

$3,525Alaska Airlines

Thu, 12 Feb - Mon, 23 Feb

07:00 - 09:00

STS

SYD

31h 00m1 stop

11:20 - 10:11

SYD

STS

17h 51m1 stop

$3,540Alaska Airlines

Sat, 14 Feb - Mon, 23 Feb

Alaska Airlines flights from Santa Rosa to Sydney

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

Alaska Airlines

26 Feb

STS19:48Santa Rosa Sonoma County

18h 12m

1 stop

SYD09:00Sydney Kingsford Smith

2 Mar

SYD11:20Sydney Kingsford Smith

17h 51m

1 stop

STS10:11Santa Rosa Sonoma County

$2,157

Find similar

Alaska Airlines

26 Feb

STS19:48Santa Rosa Sonoma County

18h 12m

1 stop

SYD09:00Sydney Kingsford Smith

2 Mar

SYD11:20Sydney Kingsford Smith

17h 51m

1 stop

STS10:11Santa Rosa Sonoma County

$2,383

Find similar

Alaska Airlines

13 Feb

STS19:48Santa Rosa Sonoma County

18h 12m

1 stop

SYD09:00Sydney Kingsford Smith

22 Feb

SYD11:20Sydney Kingsford Smith

17h 51m

1 stop

STS10:11Santa Rosa Sonoma County

$3,029

Find similar

Qatar Airways flights from Santa Rosa to Sydney

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

Qatar Airways

26 Feb

STS11:15Santa Rosa Sonoma County

48h 35m

2 stops

SYD06:50Sydney Kingsford Smith

2 Mar

SYD15:50Sydney Kingsford Smith

49h 02m

2 stops

STS21:52Santa Rosa Sonoma County

$4,160

Find similar

Qatar Airways

12 Feb

STS11:15Santa Rosa Sonoma County

48h 35m

2 stops

SYD06:50Sydney Kingsford Smith

22 Feb

SYD15:50Sydney Kingsford Smith

51h 00m

2 stops

STS23:50Santa Rosa Sonoma County

$4,220

Find similar

Qatar Airways

13 Feb

STS11:15Santa Rosa Sonoma County

48h 35m

2 stops

SYD06:50Sydney Kingsford Smith

22 Feb

SYD15:50Sydney Kingsford Smith

51h 00m

2 stops

STS23:50Santa Rosa Sonoma County

$4,280

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Thu 26/2

19:48-09:00

1 stop18h 12m

Sydney Kingsford Smith

Mon 2/3

11:20-10:11

1 stop17h 51m

$2,157

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Thu 26/2

19:48-09:00

1 stop18h 12m

Sydney Kingsford Smith

Mon 2/3

11:20-10:11

1 stop17h 51m

$2,383

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Fri 13/2

19:48-09:00

1 stop18h 12m

Sydney Kingsford Smith

Mon 23/2

11:20-10:11

1 stop17h 51m

$3,029

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 24/12

15:53-19:45

2 stops32h 52m

Sydney Kingsford Smith

Mon 29/12

21:40-10:31

2 stops31h 51m

$3,033

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 24/12

15:53-19:45

2 stops32h 52m

Sydney Kingsford Smith

Sat 27/12

21:40-23:59

2 stops21h 19m

$3,086

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Fri 13/2

11:15-06:50

2 stops48h 35m

Sydney Kingsford Smith

Mon 23/2

18:15-21:52

3 stops46h 37m

$3,241

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 24/12

15:53-19:45

2 stops32h 52m

Sydney Kingsford Smith

Sun 28/12

21:40-10:31

2 stops31h 51m

$3,290

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 24/12

15:53-19:45

2 stops32h 52m

Sydney Kingsford Smith

Tue 30/12

21:40-09:24

2 stops30h 44m

$3,382

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Thu 12/2

19:48-09:00

1 stop18h 12m

Sydney Kingsford Smith

Mon 23/2

11:20-10:11

1 stop17h 51m

$3,525

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 14/2

07:00-09:00

1 stop31h 00m

Sydney Kingsford Smith

Mon 23/2

11:20-10:11

1 stop17h 51m

$3,540

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 Wednesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,857. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $4,421.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the afternoon. momondo users have found flights departing from Santa Rosa to Sydney in the afternoon for as low as $1,647. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $2,181 on average. Flights to Sydney from Santa Rosa in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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	41h 45m
Direct flights	None

The fastest flight from Santa Rosa to Sydney takes 41h 45m

There are no direct flights from Santa Rosa to Sydney. There are no popular flight routes from Santa Rosa to Sydney.

Search flight deals

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 41h 45m, 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.

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Leura

Manly

Bondi Beach

Coogee

Cronulla

Randwick

Charlestown

Newport

Swansea

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.