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 42% 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 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.

$881 Cheap Flights from Santa Rosa to Sydney in 2026

1 adult

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Find the cheapest flights from Santa Rosa to Sydney

Round-trip

One-way

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19:53 - 08:45

STS

SYD

43h 52m

2 stops

19:20 - 23:01

SYD

STS

44h 41m

2 stops

$1,616Air New Zealand

Sat, 18 Apr - Sat, 25 Apr

07:05 - 07:30

STS

SYD

31h 25m

1 stop

17:50 - 23:01

SYD

STS

22h 11m

1 stop

$1,762Multiple Airlines

Sat, 18 Apr - Sat, 25 Apr

07:05 - 07:30

STS

SYD

31h 25m

1 stop

20:45 - 14:20

SYD

STS

34h 35m

2 stops

$1,763Multiple Airlines

Sat, 18 Apr - Sat, 25 Apr

18:51 - 07:05

STS

SYD

19h 14m

1 stop

09:10 - 19:59

SYD

STS

27h 49m

1 stop

$2,190Alaska Airlines

Sat, 9 May - Wed, 13 May

18:51 - 07:05

STS

SYD

19h 14m

1 stop

09:10 - 10:01

SYD

STS

17h 51m

1 stop

$2,233Alaska Airlines

Fri, 8 May - Tue, 12 May

18:51 - 07:05

STS

SYD

19h 14m

1 stop

09:10 - 19:59

SYD

STS

27h 49m

1 stop

$2,244Alaska Airlines

Sat, 9 May - Wed, 13 May

18:51 - 07:05

STS

SYD

19h 14m

1 stop

09:10 - 19:59

SYD

STS

27h 49m

1 stop

$2,245Alaska Airlines

Sat, 9 May - Wed, 13 May

19:53 - 11:45

STS

SYD

46h 52m

2 stops

17:50 - 10:01

SYD

STS

57h 11m

3 stops

$2,853Multiple Airlines

Sat, 18 Apr - Sat, 25 Apr

18:51 - 07:30

STS

SYD

19h 39m

1 stop

15:15 - 23:59

SYD

STS

25h 44m

2 stops

$3,756Qantas Airways

Fri, 8 May - Tue, 12 May

11:10 - 07:10

STS

SYD

50h 00m

2 stops

14:50 - 18:01

SYD

STS

44h 11m

2 stops

$3,865Qatar Airways

Wed, 1 Apr - Sun, 12 Apr

Qantas Airways flights from Santa Rosa to Sydney

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

Qantas Airways

8 May

STS18:51Santa Rosa Sonoma County

19h 39m

1 stop

SYD07:30Sydney Kingsford Smith

12 May

SYD15:15Sydney Kingsford Smith

25h 44m

2 stops

STS23:59Santa Rosa Sonoma County

$3,756

Qantas Airways

9 May

STS18:51Santa Rosa Sonoma County

24h 04m

2 stops

SYD11:55Sydney Kingsford Smith

13 May

SYD17:50Sydney Kingsford Smith

19h 09m

1 stop

STS19:59Santa Rosa Sonoma County

$4,099

Qantas Airways

9 May

STS18:51Santa Rosa Sonoma County

31h 59m

2 stops

SYD19:50Sydney Kingsford Smith

13 May

SYD17:50Sydney Kingsford Smith

19h 09m

1 stop

STS19:59Santa Rosa Sonoma County

$4,101

Alaska Airlines flights from Santa Rosa to Sydney

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

Alaska Airlines

9 May

STS18:51Santa Rosa Sonoma County

19h 14m

1 stop

SYD07:05Sydney Kingsford Smith

13 May

SYD09:10Sydney Kingsford Smith

27h 49m

1 stop

STS19:59Santa Rosa Sonoma County

$2,190

Alaska Airlines

8 May

STS18:51Santa Rosa Sonoma County

19h 14m

1 stop

SYD07:05Sydney Kingsford Smith

12 May

SYD09:10Sydney Kingsford Smith

17h 51m

1 stop

STS10:01Santa Rosa Sonoma County

$2,233

Alaska Airlines

9 May

STS18:51Santa Rosa Sonoma County

19h 14m

1 stop

SYD07:05Sydney Kingsford Smith

13 May

SYD09:10Sydney Kingsford Smith

27h 49m

1 stop

STS19:59Santa Rosa Sonoma County

$2,244

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 18/4

19:53-08:45

2 stops43h 52m

Sydney Kingsford Smith

Sat 25/4

19:20-23:01

2 stops44h 41m

$1,616

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 18/4

07:05-07:30

1 stop31h 25m

Sydney Kingsford Smith

Sat 25/4

17:50-23:01

1 stop22h 11m

$1,762

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 18/4

07:05-07:30

1 stop31h 25m

Sydney Kingsford Smith

Sat 25/4

20:45-14:20

2 stops34h 35m

$1,763

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 9/5

18:51-07:05

1 stop19h 14m

Sydney Kingsford Smith

Wed 13/5

09:10-19:59

1 stop27h 49m

$2,190

Fastest return journey

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Fri 8/5

18:51-07:05

1 stop19h 14m

Sydney Kingsford Smith

Tue 12/5

09:10-10:01

1 stop17h 51m

$2,233

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 9/5

18:51-07:05

1 stop19h 14m

Sydney Kingsford Smith

Wed 13/5

09:10-19:59

1 stop27h 49m

$2,244

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 9/5

18:51-07:05

1 stop19h 14m

Sydney Kingsford Smith

Wed 13/5

09:10-19:59

1 stop27h 49m

$2,245

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 18/4

19:53-11:45

2 stops46h 52m

Sydney Kingsford Smith

Sat 25/4

17:50-10:01

3 stops57h 11m

$2,853

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Fri 8/5

18:51-07:30

1 stop19h 39m

Sydney Kingsford Smith

Tue 12/5

15:15-23:59

2 stops25h 44m

$3,756

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 1/4

11:10-07:10

2 stops50h 00m

Sydney Kingsford Smith

Sun 12/4

14:50-18:01

2 stops44h 11m

$3,865

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 $1,759. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $4,187.

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	32h 45m
Direct flights	None

The fastest flight from Santa Rosa to Sydney takes 32h 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 32h 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.

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Lithgow

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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.