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 are updated daily.

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

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 layovers. 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 license 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.

$722 Cheap Flights from Santa Rosa to Australia in 2026

Find the cheapest flights from Santa Rosa to Australia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:57 am - 6:50 pmSTS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

36h 53m2 stops Los Angeles Honolulu

9:40 pm - 1:33 pmSYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

34h 53m2 stops Honolulu Los Angeles

$1,214Multiple Airlines

Tue, Oct 20 - Tue, Nov 3

11:57 am - 6:50 pmSTS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

36h 53m2 stops Los Angeles Honolulu

9:40 pm - 9:48 amSYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 08m2 stops Honolulu San Diego

$1,227Multiple Airlines

Tue, Oct 20 - Sun, Nov 1

3:32 pm - 7:45 pmSTS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

34h 13m2 stops Ontario Honolulu

9:40 pm - 9:48 amSYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 08m2 stops Honolulu San Diego

$1,240Multiple Airlines

Sun, Oct 25 - Sun, Nov 1

10:50 am - 7:45 pmSTS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

62h 55m2 stops San Diego Honolulu

9:40 pm - 1:33 pmSYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

34h 53m2 stops Honolulu Los Angeles

$1,254Multiple Airlines

Sat, Oct 24 - Tue, Nov 3

7:00 am - 6:50 pmSTS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

41h 50m2 stops Los Angeles Honolulu

9:40 pm - 11:04 amSYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 24m2 stops Honolulu Los Angeles

$1,264Multiple Airlines

Tue, Oct 20 - Fri, Oct 30

3:32 pm - 7:45 pmSTS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

34h 13m2 stops Ontario Honolulu

9:40 pm - 1:33 pmSYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

34h 53m2 stops Honolulu Los Angeles

$1,267Multiple Airlines

Fri, Oct 23 - Tue, Nov 3

7:00 am - 6:50 pmSTS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

41h 50m2 stops Los Angeles Honolulu

9:40 pm - 11:17 amSYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 37m2 stops Honolulu Los Angeles

$1,273Multiple Airlines

Tue, Oct 20 - Thu, Oct 29

7:00 am - 6:50 pmSTS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

41h 50m2 stops Los Angeles Honolulu

9:40 pm - 9:48 amSYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 08m2 stops Honolulu San Diego

$1,277Multiple Airlines

Wed, Oct 21 - Sun, Nov 1

3:32 pm - 7:45 pmSTS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

34h 13m2 stops Ontario Honolulu

9:40 pm - 9:48 amSYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 08m2 stops Honolulu San Diego

$1,280Multiple Airlines

Fri, Oct 23 - Sun, Nov 1

11:57 am - 6:50 pmSTS Santa Rosa Sonoma County-SYD Sydney Kingsford Smith

36h 53m2 stops Los Angeles Honolulu

9:40 pm - 9:48 amSYD Sydney Kingsford Smith-STS Santa Rosa Sonoma County

31h 08m2 stops Honolulu San Diego

$1,286Multiple Airlines

Thu, Oct 22 - Sun, Nov 1

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Delta flights from Santa Rosa to Australia

Our best Delta deals on Santa Rosa to Australia flight tickets

Delta

Oct 26

STS11:21 amSanta Rosa Sonoma County

26h 09m

2 stops

SYD7:30 amSydney Kingsford Smith

Nov 4

SYD10:40 amSydney Kingsford Smith

24h 25m

2 stops

STS4:05 pmSanta Rosa Sonoma County

$1,465

Delta

Oct 24

STS4:49 pmSanta Rosa Sonoma County

44h 41m

2 stops

SYD7:30 amSydney Kingsford Smith

Nov 4

SYD10:40 amSydney Kingsford Smith

24h 25m

2 stops

STS4:05 pmSanta Rosa Sonoma County

$1,480

Delta

Oct 22

STS4:49 pmSanta Rosa Sonoma County

21h 01m

2 stops

SYD7:50 amSydney Kingsford Smith

Nov 2

SYD10:40 amSydney Kingsford Smith

24h 25m

2 stops

STS4:05 pmSanta Rosa Sonoma County

$1,515

American Airlines flights from Santa Rosa to Australia

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

American Airlines

Nov 3

STS1:18 pmSanta Rosa Sonoma County

25h 12m

2 stops

MEL9:30 amMelbourne

Nov 16

MEL10:45 pmMelbourne

33h 03m

2 stops

STS12:48 pmSanta Rosa Sonoma County

$1,394

American Airlines

Nov 1

STS1:18 pmSanta Rosa Sonoma County

25h 12m

2 stops

MEL9:30 amMelbourne

Nov 16

MEL10:45 pmMelbourne

32h 29m

2 stops

STS12:14 pmSanta Rosa Sonoma County

$1,406

American Airlines

Oct 31

STS4:11 pmSanta Rosa Sonoma County

47h 19m

2 stops

MEL9:30 amMelbourne

Nov 18

MEL10:45 pmMelbourne

32h 37m

2 stops

STS12:22 pmSanta Rosa Sonoma County

$1,421

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Tue 10/20

11:57 am-6:50 pm

2 stops36h 53m

Sydney Kingsford Smith

Tue 11/3

9:40 pm-1:33 pm

2 stops34h 53m

$1,214

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Tue 10/20

11:57 am-6:50 pm

2 stops36h 53m

Sydney Kingsford Smith

Sun 11/1

9:40 pm-9:48 am

2 stops31h 08m

$1,227

Quickest round-trip

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sun 10/25

3:32 pm-7:45 pm

2 stops34h 13m

Sydney Kingsford Smith

Sun 11/1

9:40 pm-9:48 am

2 stops31h 08m

$1,240

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Sat 10/24

10:50 am-7:45 pm

2 stops62h 55m

Sydney Kingsford Smith

Tue 11/3

9:40 pm-1:33 pm

2 stops34h 53m

$1,254

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Tue 10/20

7:00 am-6:50 pm

2 stops41h 50m

Sydney Kingsford Smith

Fri 10/30

9:40 pm-11:04 am

2 stops31h 24m

$1,264

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Fri 10/23

3:32 pm-7:45 pm

2 stops34h 13m

Sydney Kingsford Smith

Tue 11/3

9:40 pm-1:33 pm

2 stops34h 53m

$1,267

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Tue 10/20

7:00 am-6:50 pm

2 stops41h 50m

Sydney Kingsford Smith

Thu 10/29

9:40 pm-11:17 am

2 stops31h 37m

$1,273

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Wed 10/21

7:00 am-6:50 pm

2 stops41h 50m

Sydney Kingsford Smith

Sun 11/1

9:40 pm-9:48 am

2 stops31h 08m

$1,277

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Fri 10/23

3:32 pm-7:45 pm

2 stops34h 13m

Sydney Kingsford Smith

Sun 11/1

9:40 pm-9:48 am

2 stops31h 08m

$1,280

Santa RosaSydney

STS Santa Rosa Sonoma County - SYD Sydney Kingsford Smith

STSSYD

Santa Rosa Sonoma County

Thu 10/22

11:57 am-6:50 pm

2 stops36h 53m

Sydney Kingsford Smith

Sun 11/1

9:40 pm-9:48 am

2 stops31h 08m

$1,286

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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?

Delta and American Airlines are the most popular carriers operating from Santa Rosa Sonoma County to Australia

What 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 53% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 13 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

Best Price Found	$722
Fastest flight time	26h 20m
Direct flights	None

The best one-way flight to Australia from Santa Rosa in the past 72 hours is $722. The best round-trip flight deal from Santa Rosa to Australia found on momondo in the last 72 hours is $1,214.

The fastest flight from Santa Rosa to Australia takes 26h 20m

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

Search flight deals

Frequently asked questions about flying from Santa Rosa to Australia

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 are updated daily.
How old do you have to be to fly from Santa Rosa Sonoma County Airport to Australia?
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 layovers. 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 license 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?

Finding the right flight to Australia from Santa Rosa is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Australia quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Australia from Santa Rosa with this policy.

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.