Cheap flights from California to Sydney from $787

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Sydney departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Multiple Airlines Logo
6:15 am - 4:15 pmSJC-NTL
40h 00m2 stops
Multiple Airlines Logo
8:50 am - 10:46 pmNTL-SJC
31h 56m2 stops
$2,676Multiple Airlines
Find Deal
Sun, Oct 19 - Wed, Oct 22
Multiple Airlines Logo
7:53 pm - 10:30 amSJC-NTL
44h 37m2 stops
Multiple Airlines Logo
5:05 pm - 10:13 amNTL-SJC
35h 08m2 stops
$2,750Multiple Airlines
Find Deal
Sat, Oct 18 - Tue, Oct 21
Multiple Airlines Logo
10:53 am - 10:30 amSJC-NTL
29h 37m2 stops
Multiple Airlines Logo
5:05 pm - 10:13 amNTL-SJC
35h 08m3 stops
$2,900Multiple Airlines
Find Deal
Mon, Oct 20 - Thu, Oct 23
Qantas Airways Logo
10:10 am - 8:00 amSJC-NTL
50h 50m2 stops
Qantas Airways Logo
9:00 pm - 9:58 pmNTL-SJC
43h 58m2 stops
$3,040Qantas Airways
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Thu, Feb 5 - Mon, Feb 9
Multiple Airlines Logo
7:00 am - 10:25 amSJC-NTL
33h 25m3 stops
Multiple Airlines Logo
4:50 pm - 10:46 pmNTL-SJC
23h 56m2 stops
$3,097Multiple Airlines
Find Deal
Sun, Oct 19 - Wed, Oct 22
Qantas Airways Logo
7:00 am - 10:25 amSJC-NTL
33h 25m3 stops
Qantas Airways Logo
7:00 am - 9:10 pmNTL-SJC
32h 10m3 stops
$3,172Qantas Airways
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Sun, Oct 19 - Wed, Oct 22
Multiple Airlines Logo
12:30 pm - 9:20 pmSJC-NTL
38h 50m3 stops
Multiple Airlines Logo
6:30 am - 9:10 pmNTL-SJC
32h 40m2 stops
$3,570Multiple Airlines
Find Deal
Sat, Oct 18 - Tue, Oct 21
Emirates Logo
5:05 pm - 8:00 amSFO-NTL
44h 55m2 stops
Emirates Logo
8:40 pm - 2:00 pmNTL-SFO
59h 20m2 stops
$4,131Emirates
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Sun, Oct 19 - Wed, Oct 22
Emirates Logo
5:05 pm - 8:00 amSFO-NTL
44h 55m2 stops
Emirates Logo
8:40 pm - 2:00 pmNTL-SFO
59h 20m2 stops
$4,181Emirates
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Sat, Oct 18 - Tue, Oct 21
Multiple Airlines Logo
12:30 pm - 9:20 pmSJC-NTL
38h 50m3 stops
Multiple Airlines Logo
7:00 am - 9:06 pmNTL-SJC
32h 06m3 stops
$10,231Multiple Airlines
Find Deal
Sat, Oct 18 - Tue, Oct 21

Emirates flights from California to Newcastle

Our best Emirates deals on California to Newcastle flight tickets
Emirates
Oct 19
SFO5:05 pmSan Francisco
44h 55m
2 stops
NTL8:00 amNewcastle Williamtown
Oct 22
NTL8:40 pmNewcastle Williamtown
59h 20m
2 stops
SFO2:00 pmSan Francisco
Emirates
Oct 18
SFO5:05 pmSan Francisco
44h 55m
2 stops
NTL8:00 amNewcastle Williamtown
Oct 21
NTL8:40 pmNewcastle Williamtown
59h 20m
2 stops
SFO2:00 pmSan Francisco
Emirates
Oct 20
SFO5:05 pmSan Francisco
44h 55m
2 stops
NTL8:00 amNewcastle Williamtown
Oct 23
NTL8:40 pmNewcastle Williamtown
59h 20m
2 stops
SFO2:00 pmSan Francisco

Qantas Airways flights from California to Newcastle

Our best Qantas Airways deals on California to Newcastle flight tickets
Qantas Airways
Feb 5
SJC10:10 amSan Jose
50h 50m
2 stops
NTL8:00 amNewcastle Williamtown
Feb 9
NTL9:00 pmNewcastle Williamtown
43h 58m
2 stops
SJC9:58 pmSan Jose
Qantas Airways
Oct 19
SJC7:00 amSan Jose
33h 25m
3 stops
NTL10:25 amNewcastle Williamtown
Oct 22
NTL7:00 amNewcastle Williamtown
32h 10m
3 stops
SJC9:10 pmSan Jose

momondo Fare Finder

 
Customize your flight search to find flights from California to Newcastle 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 832,500 searches. Data last updated October 7, 2025.
Use the filters below to find and compare flights from California to Newcastle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseNewcastle

SJC - NTL

SJCNTL

San Jose

Sun 10/19

6:15 am-4:15 pm

2 stops40h 00m

Newcastle Williamtown

Wed 10/22

8:50 am-10:46 pm

2 stops31h 56m

$2,676

San JoseNewcastle

SJC - NTL

SJCNTL

San Jose

Sat 10/18

7:53 pm-10:30 am

2 stops44h 37m

Newcastle Williamtown

Tue 10/21

5:05 pm-10:13 am

2 stops35h 08m

$2,750

San JoseNewcastle

SJC - NTL

SJCNTL

San Jose

Mon 10/20

10:53 am-10:30 am

2 stops29h 37m

Newcastle Williamtown

Thu 10/23

5:05 pm-10:13 am

3 stops35h 08m

$2,900

San JoseNewcastle

SJC - NTL

SJCNTL

San Jose

Thu 2/5

10:10 am-8:00 am

2 stops50h 50m

Newcastle Williamtown

Mon 2/9

9:00 pm-9:58 pm

2 stops43h 58m

$3,040

San JoseNewcastle

SJC - NTL

SJCNTL

San Jose

Sun 10/19

7:00 am-10:25 am

3 stops33h 25m

Newcastle Williamtown

Wed 10/22

4:50 pm-10:46 pm

2 stops23h 56m

$3,097

San JoseNewcastle

SJC - NTL

SJCNTL

San Jose

Sun 10/19

7:00 am-10:25 am

3 stops33h 25m

Newcastle Williamtown

Wed 10/22

7:00 am-9:10 pm

3 stops32h 10m

$3,172

San JoseNewcastle

SJC - NTL

SJCNTL

San Jose

Sat 10/18

12:30 pm-9:20 pm

3 stops38h 50m

Newcastle Williamtown

Tue 10/21

6:30 am-9:10 pm

2 stops32h 40m

$3,570

San FranciscoNewcastle

SFO - NTL

SFONTL

San Francisco

Sun 10/19

5:05 pm-8:00 am

2 stops44h 55m

Newcastle Williamtown

Wed 10/22

8:40 pm-2:00 pm

2 stops59h 20m

$4,131

San FranciscoNewcastle

SFO - NTL

SFONTL

San Francisco

Sat 10/18

5:05 pm-8:00 am

2 stops44h 55m

Newcastle Williamtown

Tue 10/21

8:40 pm-2:00 pm

2 stops59h 20m

$4,181

San JoseNewcastle

SJC - NTL

SJCNTL

San Jose

Sat 10/18

12:30 pm-9:20 pm

3 stops38h 50m

Newcastle Williamtown

Tue 10/21

7:00 am-9:06 pm

3 stops32h 06m

$10,231

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from California to Newcastle

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 California to Newcastle Williamtown?

United Airlines is the most popular carrier operating from California to Newcastle Williamtown

What airlines fly to Newcastle?

United Airlines, Qantas Airways and Fiji Airways are the top three most popular airlines that fly to Newcastle from California according to our data. United Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Newcastle. Keep in mind that there are 13 different airlines that fly to Newcastle on a routine basis, so you have a few additional options to choose from.

Cheap California to Newcastle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Newcastle

Direct flights

None
There are no direct flights from California to Newcastle. There are no popular flight routes from California to Newcastle.
  • When did momondo last update prices for flights from California to Newcastle Williamtown Airport?

    Prices for flights from California to Newcastle Williamtown Airport refresh daily.

  • How old do you have to be to fly from California to Newcastle Williamtown Airport?

    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 layovers. It is recommended that you verify with the airline you are booking with for travel from California to Newcastle Williamtown Airport.

  • What documentation or ID do you need to fly to Newcastle Williamtown Airport?

    The necessary travel and health documents for your Newcastle Williamtown Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Nelson Bay

Why use momondo?

Why should I use momondo to find a flight deal from California to Newcastle?

It is quick and easy to find California to Newcastle 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 Newcastle that suits you.

Can I find flights from California to Newcastle with flexible booking policies on momondo?

Yes. All flights to Newcastle from California on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from California to Newcastle?

Once you have performed a search for California to Newcastle 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 California to Newcastle right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Newcastle from California. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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