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Cheap flights from Santa Rosa to Australia from $1,136

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Rosa to Australia departing on 11/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Santa Rosa to Australia

Cheap return flights

Alaska Airlines Logo
06:25 - 19:45STS-SYD
43h 20m2 stops
Alaska Airlines Logo
21:40 - 13:36SYD-STS
33h 56m2 stops
$1,651Alaska Airlines
Find Deal
Wed, 15 Oct - Tue, 21 Oct
Alaska Airlines Logo
06:25 - 19:45STS-SYD
43h 20m2 stops
Alaska Airlines Logo
21:40 - 13:26SYD-STS
33h 46m2 stops
$1,665Alaska Airlines
Find Deal
Wed, 15 Oct - Sun, 26 Oct
Alaska Airlines Logo
17:00 - 19:45STS-SYD
56h 45m2 stops
Alaska Airlines Logo
21:40 - 13:26SYD-STS
33h 46m2 stops
$1,672Alaska Airlines
Find Deal
Sat, 18 Oct - Sun, 26 Oct
Alaska Airlines Logo
07:05 - 19:45STS-SYD
42h 40m2 stops
Alaska Airlines Logo
21:40 - 23:16SYD-STS
19h 36m2 stops
$1,678Alaska Airlines
Find Deal
Wed, 15 Oct - Sat, 25 Oct
Logo
13:36 - 13:00STS-SYD
28h 24m2 stops
Logo
14:00 - 23:56SYD-STS
28h 56m2 stops
$1,896
Find Deal
Thu, 27 Nov - Sun, 30 Nov
American Airlines Logo
12:53 - 06:45STS-MEL
23h 52m2 stops
American Airlines Logo
09:45 - 15:47MEL-STS
24h 02m2 stops
$2,287American Airlines
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Fri, 10 Oct - Fri, 17 Oct
Logo
07:00 - 00:05STS-MEL
47h 05m2 stops
Logo
09:45 - 23:33MEL-STS
31h 48m1 stop
$2,300
Find Deal
Fri, 10 Oct - Fri, 17 Oct
Qantas Airways Logo
07:00 - 07:30STS-SYD
30h 30m1 stop
Qantas Airways Logo
21:00 - 10:10SYD-STS
55h 10m2 stops
$2,921Qantas Airways
Find Deal
Wed, 15 Oct - Sun, 26 Oct
Qantas Airways Logo
08:00 - 07:25STS-SYD
28h 25m1 stop
Qantas Airways Logo
17:45 - 22:35SYD-STS
23h 50m1 stop
$2,922Qantas Airways
Find Deal
Wed, 7 Jan - Wed, 21 Jan
Singapore Airlines Logo
12:41 - 11:25STS-SYD
52h 44m2 stops
Singapore Airlines Logo
16:00 - 23:33SYD-STS
49h 33m2 stops
$3,024Singapore Airlines
Find Deal
Sat, 18 Oct - Thu, 23 Oct

Qantas Airways flights from Santa Rosa to Australia

Our best Qantas Airways deals on Santa Rosa to Australia flight tickets
Qantas Airways
15 Oct
STS07:00Santa Rosa Sonoma County
30h 30m
1 stop
SYD07:30Sydney Kingsford Smith
26 Oct
SYD21:00Sydney Kingsford Smith
55h 10m
2 stops
STS10:10Santa Rosa Sonoma County
$2,921
Find similar
Qantas Airways
7 Jan
STS08:00Santa Rosa Sonoma County
28h 25m
1 stop
SYD07:25Sydney Kingsford Smith
21 Jan
SYD17:45Sydney Kingsford Smith
23h 50m
1 stop
STS22:35Santa Rosa Sonoma County
$2,922
Find similar
Qantas Airways
7 Jan
STS08:00Santa Rosa Sonoma County
28h 25m
1 stop
SYD07:25Sydney Kingsford Smith
19 Jan
SYD17:45Sydney Kingsford Smith
38h 11m
1 stop
STS12:56Santa Rosa Sonoma County
$2,935
Find similar

Alaska Airlines flights from Santa Rosa to Australia

Our best Alaska Airlines deals on Santa Rosa to Australia flight tickets
Alaska Airlines
15 Oct
STS06:25Santa Rosa Sonoma County
43h 20m
2 stops
SYD19:45Sydney Kingsford Smith
21 Oct
SYD21:40Sydney Kingsford Smith
33h 56m
2 stops
STS13:36Santa Rosa Sonoma County
$1,651
Find similar
Alaska Airlines
15 Oct
STS06:25Santa Rosa Sonoma County
43h 20m
2 stops
SYD19:45Sydney Kingsford Smith
26 Oct
SYD21:40Sydney Kingsford Smith
33h 46m
2 stops
STS13:26Santa Rosa Sonoma County
$1,665
Find similar
Alaska Airlines
18 Oct
STS17:00Santa Rosa Sonoma County
56h 45m
2 stops
SYD19:45Sydney Kingsford Smith
26 Oct
SYD21:40Sydney Kingsford Smith
33h 46m
2 stops
STS13:26Santa Rosa Sonoma County
$1,672
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Santa Rosa to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 27 August 2025.
Use the filters below to find and compare flights from Santa Rosa to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 15/10

06:25-19:45

2 stops43h 20m

Sydney Kingsford Smith

Tue 21/10

21:40-13:36

2 stops33h 56m

$1,651

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 15/10

06:25-19:45

2 stops43h 20m

Sydney Kingsford Smith

Sun 26/10

21:40-13:26

2 stops33h 46m

$1,665

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 18/10

17:00-19:45

2 stops56h 45m

Sydney Kingsford Smith

Sun 26/10

21:40-13:26

2 stops33h 46m

$1,672

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 15/10

07:05-19:45

2 stops42h 40m

Sydney Kingsford Smith

Sat 25/10

21:40-23:16

2 stops19h 36m

$1,678

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Thu 27/11

13:36-13:00

2 stops28h 24m

Sydney Kingsford Smith

Sun 30/11

14:00-23:56

2 stops28h 56m

$1,896

Santa RosaMelbourne

STS - MEL

STSMEL

Santa Rosa Sonoma County

Fri 10/10

12:53-06:45

2 stops23h 52m

Melbourne

Fri 17/10

09:45-15:47

2 stops24h 02m

$2,287

Santa RosaMelbourne

STS - MEL

STSMEL

Santa Rosa Sonoma County

Fri 10/10

07:00-00:05

2 stops47h 05m

Melbourne

Fri 17/10

09:45-23:33

1 stop31h 48m

$2,300

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 15/10

07:00-07:30

1 stop30h 30m

Sydney Kingsford Smith

Sun 26/10

21:00-10:10

2 stops55h 10m

$2,921

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Wed 7/1

08:00-07:25

1 stop28h 25m

Sydney Kingsford Smith

Wed 21/1

17:45-22:35

1 stop23h 50m

$2,922

Santa RosaSydney

STS - SYD

STSSYD

Santa Rosa Sonoma County

Sat 18/10

12:41-11:25

2 stops52h 44m

Sydney Kingsford Smith

Thu 23/10

16:00-23:33

2 stops49h 33m

$3,024

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Australia from

How to get the cheapest flight ticket from Santa Rosa to Australia

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

What is the cheapest airline that flies from Santa Rosa Sonoma County to Australia?

Alaska Airlines, Qantas Airways, and American Airlines are the most popular carriers operating from Santa Rosa Sonoma County to Australia

Which airlines fly to Australia?

United Airlines, Fiji Airways and Qantas Airways are the top three most popular airlines that fly to Australia from Santa Rosa according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 6 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

Cheap Santa Rosa to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to Australia

Direct flights

None
There are no direct flights from Santa Rosa to Australia. There are no popular flight routes from Santa Rosa to Australia.
Search flight deals

  • When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Australia?

    Prices for flights from Santa Rosa Sonoma County Airport to Australia refresh daily.

  • How old do you have to be to fly from Santa Rosa Sonoma County Airport to Australia?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 Australia.

  • What documentation or ID do you need to fly to Australia?

    The travel and health documents you'll need for your trip to Australia 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 Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to Australia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Australia from Santa Rosa.

Can I find flights from Santa Rosa to Australia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Australia from Santa Rosa which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Santa Rosa to Australia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Australia from Santa Rosa.

I’m not ready to book a flight from Santa Rosa to Australia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Santa Rosa to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.

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