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$656+ Cheap flights from Green Bay (GRB) to Australia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — SYD
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Green Bay to Australia

Cheapest flights from Green Bay to Australia
Explore the most affordable flight options available from Green Bay to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/274:18 pm
GRB
-
SYD
2 stops23h 12m
Delta
Tue 3/249:40 am
SYD
-
GRB
2 stops22h 51m
Delta
Deal found 1/27$1,318
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/74:15 pm
GRB
-
SYD
2 stops23h 15m
Delta
Tue 2/2410:40 am
SYD
-
GRB
2 stops27h 01m
Delta
Deal found 1/26$1,321
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/76:31 am
GRB
-
SYD
2 stops30h 49m
United Airlines
Tue 2/2411:50 am
SYD
-
GRB
2 stops24h 07m
United Airlines
Deal found 1/27$1,323
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/123:05 pm
GRB
-
SYD
2 stops25h 00m
United Airlines
Mon 2/1612:10 pm
SYD
-
GRB
2 stops21h 43m
United Airlines
Deal found 1/27$1,466
This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/133:44 pm
GRB
-
SYD
2 stops24h 21m
United Airlines
Tue 2/1711:50 am
SYD
-
GRB
2 stops26h 40m
United Airlines
Deal found 1/25$1,473
This Cathay Pacific deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2710:02 am
GRB
-
SYD
3 stops37h 23m
Multiple Airlines
Tue 3/243:15 pm
SYD
-
GRB
2 stops44h 17m
Multiple Airlines
Deal found 1/27$1,778
This Cathay Pacific deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/74:53 pm
GRB
-
SYD
2 stops47h 42m
Multiple Airlines
Tue 2/245:45 pm
SYD
-
GRB
3 stops41h 16m
Multiple Airlines
Deal found 1/27$2,034
This Cathay Pacific deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1210:02 am
GRB
-
SYD
3 stops37h 23m
Multiple Airlines
Mon 2/1610:20 pm
SYD
-
GRB
2 stops38h 22m
Multiple Airlines
Deal found 1/27$2,660

Find flight deals from Green Bay to Australia

Keep the following information in mind while searching for Green Bay to Australia flight deals. Data was last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,318
(Delta)

One-way from

$656
(Delta)
Provider with most accurate pricing for Green Bay Austin-Straubel-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Sydney Kingsford Smith flights.
Search Deals
From Green Bay Austin-Straubel to Australia
Search Deals
One-way flight from Green Bay Austin-Straubel to Australia
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Green Bay to Australia that are best for you.

Fly from

Green Bay

Fly to

Australia

Route

Depart

Return

Price

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Fri 2/27

4:18 pm-8:30 am

2 stops23h 12m

Sydney Kingsford Smith

Tue 3/24

9:40 am-4:31 pm

2 stops22h 51m

$1,318

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 2/7

4:15 pm-8:30 am

2 stops23h 15m

Sydney Kingsford Smith

Tue 2/24

10:40 am-8:41 pm

2 stops27h 01m

$1,321

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Fri 2/27

3:44 pm-9:05 am

2 stops24h 21m

Sydney Kingsford Smith

Tue 3/24

10:25 am-9:25 pm

2 stops27h 00m

$1,323

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Thu 2/12

3:05 pm-9:05 am

2 stops25h 00m

Sydney Kingsford Smith

Mon 2/16

12:10 pm-4:53 pm

2 stops21h 43m

$1,466

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Fri 2/13

3:44 pm-9:05 am

2 stops24h 21m

Sydney Kingsford Smith

Tue 2/17

11:50 am-9:30 pm

2 stops26h 40m

$1,473

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 2/7

4:53 pm-9:35 am

2 stops47h 42m

Sydney Kingsford Smith

Tue 2/24

5:45 pm-6:01 pm

3 stops41h 16m

$2,034

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Thu 2/12

10:02 am-4:25 pm

3 stops37h 23m

Sydney Kingsford Smith

Mon 2/16

10:20 pm-7:42 pm

2 stops38h 22m

$2,660

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Thu 2/12

6:15 am-6:50 am

2 stops31h 35m

$656

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Fri 2/13

3:44 pm-9:05 am

2 stops24h 21m

$656

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sun 2/15

12:08 pm-6:50 am

2 stops25h 42m

$656

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 19 results
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Best time to book a flight from Green Bay to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Green Bay with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Green Bay to Australia
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Green Bay to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Green Bay to Australia?

    Located just 5.9 mi from the city center, Green Bay Austin-Straubel (GRB) is the airport most travelers will use when flying to Australia from Green Bay.

  • How long is the flight from Green Bay to Australia?

    Delta and United Airlines can get you from Green Bay to Australia in just under 23h 12m. Your travel time can differ by up to 1h 09m. Green Bay and Australia are separated by a distance of 9245 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Green Bay to Australia that include hotel bookings?

    Yes. In addition to deals on Green Bay to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Green Bay to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Green Bay to Australia.

  • Can I find deals for business class flights from Green Bay to Australia?

    Yes. Cheapflights offers flight deals from Green Bay to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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