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

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 43% 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.

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.

$1,050 Cheap Flights from Santa Rosa to Sydney in 2026

1 adult

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Find the cheapest flights from Santa Rosa to Sydney

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17:21 - 18:50

STS

SYD

32h 29m

2 stops

20:45 - 10:17

SYD

STS

30h 32m

2 stops

$1,788Multiple Airlines

Tue, 9 Jun - Tue, 23 Jun

07:05 - 12:35

STS

SYD

35h 30m

2 stops

18:50 - 23:59

SYD

STS

23h 09m

1 stop

$1,830Multiple Airlines

Sun, 22 Mar - Sun, 29 Mar

07:05 - 07:25

STS

SYD

30h 20m

1 stop

18:50 - 23:59

SYD

STS

23h 09m

1 stop

$1,869Multiple Airlines

Sun, 22 Mar - Sun, 29 Mar

17:21 - 07:30

STS

SYD

21h 09m

1 stop

06:25 - 13:33

SYD

STS

24h 08m

2 stops

$2,035Multiple Airlines

Tue, 9 Jun - Tue, 23 Jun

13:03 - 09:00

STS

SYD

24h 57m

2 stops

11:20 - 10:11

SYD

STS

17h 51m

1 stop

$2,296American Airlines

Sat, 28 Feb - Sat, 7 Mar

19:53 - 09:00

STS

SYD

19h 07m

1 stop

09:10 - 19:13

SYD

STS

27h 03m

1 stop

$2,342Alaska Airlines

Wed, 18 Mar - Wed, 8 Apr

12:56 - 09:00

STS

SYD

26h 04m

2 stops

09:10 - 19:13

SYD

STS

27h 03m

1 stop

$2,348American Airlines

Wed, 18 Mar - Tue, 7 Apr

07:00 - 09:00

STS

SYD

32h 00m

1 stop

11:20 - 15:53

SYD

STS

22h 33m

2 stops

$2,359American Airlines

Mon, 9 Mar - Fri, 20 Mar

12:56 - 09:00

STS

SYD

26h 04m

2 stops

09:10 - 12:26

SYD

STS

44h 16m

2 stops

$2,371American Airlines

Wed, 18 Mar - Tue, 7 Apr

08:20 - 07:05

STS

SYD

29h 45m

1 stop

09:10 - 20:17

SYD

STS

28h 07m

1 stop

$2,454American Airlines

Tue, 9 Jun - Tue, 23 Jun

American Airlines flights from Santa Rosa to Sydney

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

American Airlines

28 Feb

STS13:03Santa Rosa Sonoma County

24h 57m

2 stops

SYD09:00Sydney Kingsford Smith

7 Mar

SYD11:20Sydney Kingsford Smith

17h 51m

1 stop

STS10:11Santa Rosa Sonoma County

$2,296

American Airlines

18 Mar

STS12:56Santa Rosa Sonoma County

26h 04m

2 stops

SYD09:00Sydney Kingsford Smith

8 Apr

SYD09:10Sydney Kingsford Smith

27h 03m

1 stop

STS19:13Santa Rosa Sonoma County

$2,348

American Airlines

9 Mar

STS07:00Santa Rosa Sonoma County

32h 00m

1 stop

SYD09:00Sydney Kingsford Smith

20 Mar

SYD11:20Sydney Kingsford Smith

22h 33m

2 stops

STS15:53Santa Rosa Sonoma County

$2,359

Alaska Airlines flights from Santa Rosa to Sydney

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

Alaska Airlines

18 Mar

STS19:53Santa Rosa Sonoma County

19h 07m

1 stop

SYD09:00Sydney Kingsford Smith

8 Apr

SYD09:10Sydney Kingsford Smith

27h 03m

1 stop

STS19:13Santa Rosa Sonoma County

$2,342

Alaska Airlines

28 Feb

STS07:00Santa Rosa Sonoma County

31h 00m

1 stop

SYD09:00Sydney Kingsford Smith

4 Mar

SYD11:20Sydney Kingsford Smith

17h 51m

1 stop

STS10:11Santa Rosa Sonoma County

$2,659

Alaska Airlines

28 Feb

STS07:00Santa Rosa Sonoma County

31h 00m

1 stop

SYD09:00Sydney Kingsford Smith

4 Mar

SYD11:20Sydney Kingsford Smith

17h 51m

1 stop

STS10:11Santa Rosa Sonoma County

$2,661

Fly from

Fly to

Route

Depart

Return

Price

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 9/6

17:21-18:50

2 stops32h 29m

Sydney Kingsford Smith

Tue 23/6

20:45-10:17

2 stops30h 32m

$1,788

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sun 22/3

07:05-12:35

2 stops35h 30m

Sydney Kingsford Smith

Sun 29/3

18:50-23:59

1 stop23h 09m

$1,830

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sun 22/3

07:05-07:25

1 stop30h 20m

Sydney Kingsford Smith

Sun 29/3

18:50-23:59

1 stop23h 09m

$1,869

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 9/6

17:21-07:30

1 stop21h 09m

Sydney Kingsford Smith

Tue 23/6

06:25-13:33

2 stops24h 08m

$2,035

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 28/2

13:03-09:00

2 stops24h 57m

Sydney Kingsford Smith

Sat 7/3

11:20-10:11

1 stop17h 51m

$2,296

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 18/3

19:53-09:00

1 stop19h 07m

Sydney Kingsford Smith

Wed 8/4

09:10-19:13

1 stop27h 03m

$2,342

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 18/3

12:56-09:00

2 stops26h 04m

Sydney Kingsford Smith

Tue 7/4

09:10-19:13

1 stop27h 03m

$2,348

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Mon 9/3

07:00-09:00

1 stop32h 00m

Sydney Kingsford Smith

Fri 20/3

11:20-15:53

2 stops22h 33m

$2,359

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 18/3

12:56-09:00

2 stops26h 04m

Sydney Kingsford Smith

Tue 7/4

09:10-12:26

2 stops44h 16m

$2,371

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Tue 9/6

08:20-07:05

1 stop29h 45m

Sydney Kingsford Smith

Tue 23/6

09:10-20:17

1 stop28h 07m

$2,454

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 $1,774. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $4,223.

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	23h 22m
Direct flights	None

The fastest flight from Santa Rosa to Sydney takes 23h 22m

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 23h 22m, 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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Leura

Manly

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Cronulla

Randwick

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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.