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$644+ 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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — SYD
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheap 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,235
(United Airlines)

One-way from

$644
(Delta)
Provider with most accurate pricing for Green Bay Austin-Straubel-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Sydney Kingsford Smith flights.
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From Green Bay Austin-Straubel to Australia
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One-way flight from Green Bay Austin-Straubel to Australia
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Find 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 October 28, 2025.

This Delta deal was found by Cheapflights users on 10/27. 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.
Thu 11/611:06 amGRB - SYD
2 stops28h 24mDelta
Mon 11/1010:40 amSYD - GRB
2 stops27h 53mDelta
Deal found 10/27$1,351
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/116:15 amGRB - SYD
2 stops33h 50mUnited Airlines
Thu 12/1811:50 amSYD - GRB
2 stops21h 57mUnited Airlines
Deal found 10/27$1,715
This Qatar Airways deal was found by Cheapflights users on 10/28. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/133:09 pmGRB - SYD
2 stops46h 41mMultiple Airlines
Mon 11/177:00 pmSYD - GRB
3 stops41h 22mMultiple Airlines
Deal found 10/28$3,650
This Qatar Airways deal was found by Cheapflights users on 10/27. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/112:59 pmGRB - SYD
2 stops46h 51mMultiple Airlines
Thu 12/182:00 pmSYD - GRB
3 stops50h 31mMultiple Airlines
Deal found 10/27$4,404

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 October 28, 2025.
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

Sat 2/7

10:42 am-7:00 am

2 stops27h 18m

Sydney Kingsford Smith

Tue 2/24

2:00 pm-7:04 pm

2 stops22h 04m

$1,235

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Thu 11/13

7:00 am-8:30 am

2 stops32h 30m

Sydney Kingsford Smith

Mon 11/17

10:40 am-9:33 pm

2 stops27h 53m

$1,351

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 1/17

12:02 pm-6:50 am

2 stops25h 48m

Sydney Kingsford Smith

Sat 1/24

10:40 am-10:03 pm

2 stops28h 23m

$1,538

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Thu 12/11

6:15 am-9:05 am

2 stops33h 50m

Sydney Kingsford Smith

Thu 12/18

11:50 am-4:47 pm

2 stops21h 57m

$1,715

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 2/7

6:00 am-6:50 pm

2 stops43h 50m

Sydney Kingsford Smith

Tue 2/24

2:00 pm-5:39 pm

3 stops44h 39m

$3,306

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 1/17

6:00 am-6:50 pm

2 stops43h 50m

Sydney Kingsford Smith

Sat 1/24

3:00 pm-10:12 pm

3 stops48h 12m

$3,646

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Thu 11/13

3:09 pm-6:50 am

2 stops46h 41m

Sydney Kingsford Smith

Mon 11/17

7:00 pm-7:22 pm

3 stops41h 22m

$3,650

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Mon 11/3

4:16 pm-8:30 am

2 stops23h 14m

$644

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Mon 11/3

5:27 pm-6:35 am

3 stops44h 08m

$11,753

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

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?

    United Airlines and Delta can get you from Green Bay to Australia in just under 27h 18m. Your travel time can differ by up to 5h 12m. 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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