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Cheap flights from Green Bay to Australia from $582

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Australia departing on 11/3. 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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Find the cheapest flights from Green Bay to Australia

Cheap round-trip flights

United Airlines Logo
10:46 am - 7:00 amGRB-SYD
27h 14m2 stops
United Airlines Logo
11:20 am - 4:46 pmSYD-GRB
22h 26m2 stops
$1,233United Airlines
Find Deal
Sat, Nov 8 - Thu, Nov 20
United Airlines Logo
8:00 am - 9:15 amGRB-SYD
32h 15m2 stops
United Airlines Logo
2:00 pm - 9:14 pmSYD-GRB
24h 14m2 stops
$1,234United Airlines
Find Deal
Sat, Feb 7 - Tue, Feb 24
United Airlines Logo
5:24 pm - 9:05 amGRB-SYD
46h 41m2 stops
United Airlines Logo
11:50 am - 4:47 pmSYD-GRB
21h 57m2 stops
$1,250United Airlines
Find Deal
Sun, Jan 18 - Wed, Jan 28
Logo
12:53 pm - 6:50 amGRB-SYD
48h 57m2 stops
Logo
2:00 pm - 5:39 pmSYD-GRB
44h 39m3 stops
$3,003
Find Deal
Sat, Feb 7 - Tue, Feb 24
Logo
12:53 pm - 6:50 pmGRB-SYD
36h 57m2 stops
Logo
2:00 pm - 9:36 pmSYD-GRB
48h 36m3 stops
$3,152
Find Deal
Sun, Jan 18 - Wed, Jan 28
Logo
3:31 pm - 6:50 amGRB-SYD
46h 19m2 stops
Logo
2:00 pm - 7:22 pmSYD-GRB
46h 22m3 stops
$3,301
Find Deal
Sat, Nov 8 - Thu, Nov 20
WestJet Logo
11:53 am - 6:35 amGRB-SYD
49h 42m3 stops
WestJet Logo
8:30 pm - 3:36 pmSYD-GRB
36h 06m3 stops
$7,216WestJet
Find Deal
Sun, Jan 18 - Wed, Jan 28
Logo
5:22 pm - 6:35 amGRB-SYD
44h 13m3 stops
Logo
3:55 pm - 4:46 pmSYD-GRB
41h 51m3 stops
$16,851
Find Deal
Sat, Nov 8 - Thu, Nov 20

United Airlines flights from Green Bay to Australia

Our best United Airlines deals on Green Bay to Australia flight tickets
United Airlines
Nov 8
GRB10:46 amGreen Bay Austin-Straubel
27h 14m
2 stops
SYD7:00 amSydney Kingsford Smith
Nov 20
SYD11:20 amSydney Kingsford Smith
22h 26m
2 stops
GRB4:46 pmGreen Bay Austin-Straubel
$1,233
Find similar
United Airlines
Feb 7
GRB8:00 amGreen Bay Austin-Straubel
32h 15m
2 stops
SYD9:15 amSydney Kingsford Smith
Feb 24
SYD2:00 pmSydney Kingsford Smith
24h 14m
2 stops
GRB9:14 pmGreen Bay Austin-Straubel
$1,234
Find similar
United Airlines
Jan 18
GRB5:24 pmGreen Bay Austin-Straubel
46h 41m
2 stops
SYD9:05 amSydney Kingsford Smith
Jan 28
SYD11:50 amSydney Kingsford Smith
21h 57m
2 stops
GRB4:47 pmGreen Bay Austin-Straubel
$1,250
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay 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 832,500 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Green Bay to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 11/8

10:46 am-7:00 am

2 stops27h 14m

Sydney Kingsford Smith

Thu 11/20

11:20 am-4:46 pm

2 stops22h 26m

$1,233

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 2/7

8:00 am-9:15 am

2 stops32h 15m

Sydney Kingsford Smith

Tue 2/24

2:00 pm-9:14 pm

2 stops24h 14m

$1,234

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sun 1/18

5:24 pm-9:05 am

2 stops46h 41m

Sydney Kingsford Smith

Wed 1/28

11:50 am-4:47 pm

2 stops21h 57m

$1,250

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 2/7

12:53 pm-6:50 am

2 stops48h 57m

Sydney Kingsford Smith

Tue 2/24

2:00 pm-5:39 pm

3 stops44h 39m

$3,003

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sun 1/18

12:53 pm-6:50 pm

2 stops36h 57m

Sydney Kingsford Smith

Wed 1/28

2:00 pm-9:36 pm

3 stops48h 36m

$3,152

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 11/8

3:31 pm-6:50 am

2 stops46h 19m

Sydney Kingsford Smith

Thu 11/20

2:00 pm-7:22 pm

3 stops46h 22m

$3,301

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sun 1/18

11:53 am-6:35 am

3 stops49h 42m

Sydney Kingsford Smith

Wed 1/28

8:30 pm-3:36 pm

3 stops36h 06m

$7,216

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 11/8

5:22 pm-6:35 am

3 stops44h 13m

Sydney Kingsford Smith

Thu 11/20

3:55 pm-4:46 pm

3 stops41h 51m

$16,851

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Mon 11/3

8:00 am-9:05 am

2 stops32h 05m

$582

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Mon 11/3

6:30 am-8:30 am

2 stops33h 00m

$732

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Green Bay 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 Green Bay Austin-Straubel to Australia?

United Airlines, Delta, and WestJet are the most popular carriers operating from Green Bay Austin-Straubel to Australia

Cheap Green Bay to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Australia

Direct flights

None
There are no direct flights from Green Bay to Australia. There are no popular flight routes from Green Bay to Australia.
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  • When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Australia?

    Prices for flights from Green Bay Austin-Straubel Airport to Australia are refreshed on a daily basis.

  • How old do you have to be to fly from Green Bay Austin-Straubel Airport to Australia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Green Bay Austin-Straubel Airport to Australia.

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

    The necessary travel and health documents for your Australia 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.

Why use momondo?

Why should I use momondo to find a flight deal from Green Bay to Australia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Green Bay to Australia. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Green Bay to Australia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Green Bay to Australia flights to just show those with flexible booking policies.

How can momondo help me find flights from Green Bay to Australia?

Once you have performed a search for Green Bay to Australia 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 Green Bay to Australia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Green Bay to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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