When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Sydney Kingsford Smith Airport?

Prices for flights from Green Bay Austin-Straubel Airport to Sydney Kingsford Smith Airport are updated daily.

How old do you have to be to fly from Green Bay Austin-Straubel Airport to Sydney Kingsford Smith 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 Green Bay Austin-Straubel Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$704 Cheap Flights from Green Bay to Sydney in 2026

Find the cheapest flights from Green Bay to Sydney

Round-trip

One-way

Cheap round-trip flights

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1:01 pm - 7:30 am

GRB

SYD

27h 29m

2 stops

9:10 am - 12:12 am

SYD

GRB

30h 02m

2 stops

$1,331American Airlines

Sun, Jul 26 - Sun, Aug 2

6:55 am - 6:50 am

GRB

SYD

32h 55m

2 stops

9:15 am - 10:27 am

SYD

GRB

40h 12m

2 stops

$1,413Delta

Sat, Jun 27 - Mon, Jul 6

2:30 pm - 9:05 am

GRB

SYD

25h 35m

2 stops

12:10 pm - 7:05 pm

SYD

GRB

23h 55m

2 stops

$1,451Air New Zealand

Mon, Nov 2 - Wed, Nov 18

12:05 pm - 6:50 am

GRB

SYD

27h 45m

2 stops

9:15 am - 9:46 pm

SYD

GRB

27h 31m

2 stops

$1,631Delta

Sun, Jul 26 - Sun, Aug 2

3:42 pm - 7:00 am

GRB

SYD

23h 18m

2 stops

11:50 am - 12:19 am

SYD

GRB

28h 29m

2 stops

$1,714United Airlines

Sat, Oct 24 - Wed, Oct 28

12:34 pm - 7:00 am

GRB

SYD

27h 26m

2 stops

9:30 am - 4:51 pm

SYD

GRB

22h 21m

2 stops

$1,715United Airlines

Thu, Jul 9 - Wed, Jul 15

3:44 pm - 9:05 am

GRB

SYD

24h 21m

2 stops

12:10 pm - 12:05 pm

SYD

GRB

40h 55m

2 stops

$1,822United Airlines

Mon, Nov 30 - Mon, Jan 4

7:17 am - 9:35 am

GRB

SYD

33h 18m

2 stops

9:50 pm - 8:29 pm

SYD

GRB

39h 39m

3 stops

$1,928Multiple Airlines

Mon, Nov 2 - Wed, Nov 18

7:52 pm - 6:25 am

GRB

SYD

41h 33m

3 stops

2:05 pm - 11:28 pm

SYD

GRB

26h 23m

3 stops

$2,384Multiple Airlines

Mon, Nov 2 - Wed, Nov 18

7:17 am - 12:00 pm

GRB

SYD

35h 43m

2 stops

2:55 pm - 4:51 pm

SYD

GRB

42h 56m

3 stops

$2,425Multiple Airlines

Mon, Nov 30 - Mon, Jan 4

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United Airlines flights from Green Bay to Sydney

Our best United Airlines deals on Green Bay to Sydney flight tickets

United Airlines

Oct 24

GRB3:42 pmGreen Bay Austin-Straubel

23h 18m

2 stops

SYD7:00 amSydney Kingsford Smith

Oct 28

SYD11:50 amSydney Kingsford Smith

28h 29m

2 stops

GRB12:19 amGreen Bay Austin-Straubel

$1,714

United Airlines

Jul 9

GRB12:34 pmGreen Bay Austin-Straubel

27h 26m

2 stops

SYD7:00 amSydney Kingsford Smith

Jul 15

SYD9:30 amSydney Kingsford Smith

22h 21m

2 stops

GRB4:51 pmGreen Bay Austin-Straubel

$1,715

United Airlines

Nov 30

GRB3:44 pmGreen Bay Austin-Straubel

24h 21m

2 stops

SYD9:05 amSydney Kingsford Smith

Jan 4

SYD12:10 pmSydney Kingsford Smith

40h 55m

2 stops

GRB12:05 pmGreen Bay Austin-Straubel

$1,822

Delta flights from Green Bay to Sydney

Our best Delta deals on Green Bay to Sydney flight tickets

Delta

Jun 27

GRB6:55 amGreen Bay Austin-Straubel

32h 55m

2 stops

SYD6:50 amSydney Kingsford Smith

Jul 6

SYD9:15 amSydney Kingsford Smith

40h 12m

2 stops

GRB10:27 amGreen Bay Austin-Straubel

$1,413

Delta

Jul 26

GRB12:05 pmGreen Bay Austin-Straubel

27h 45m

2 stops

SYD6:50 amSydney Kingsford Smith

Aug 2

SYD9:15 amSydney Kingsford Smith

27h 31m

2 stops

GRB9:46 pmGreen Bay Austin-Straubel

$1,631

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sun 7/26

1:01 pm-7:30 am

2 stops27h 29m

Sydney Kingsford Smith

Sun 8/2

9:10 am-12:12 am

2 stops30h 02m

$1,331

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 6/27

6:55 am-6:50 am

2 stops32h 55m

Sydney Kingsford Smith

Mon 7/6

9:15 am-10:27 am

2 stops40h 12m

$1,413

Quickest round-trip

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Mon 11/2

2:30 pm-9:05 am

2 stops25h 35m

Sydney Kingsford Smith

Wed 11/18

12:10 pm-7:05 pm

2 stops23h 55m

$1,451

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sun 7/26

12:05 pm-6:50 am

2 stops27h 45m

Sydney Kingsford Smith

Sun 8/2

9:15 am-9:46 pm

2 stops27h 31m

$1,631

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 10/24

3:42 pm-7:00 am

2 stops23h 18m

Sydney Kingsford Smith

Wed 10/28

11:50 am-12:19 am

2 stops28h 29m

$1,714

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Thu 7/9

12:34 pm-7:00 am

2 stops27h 26m

Sydney Kingsford Smith

Wed 7/15

9:30 am-4:51 pm

2 stops22h 21m

$1,715

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Mon 11/30

3:44 pm-9:05 am

2 stops24h 21m

Sydney Kingsford Smith

Mon 1/4

12:10 pm-12:05 pm

2 stops40h 55m

$1,822

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Mon 11/2

7:17 am-9:35 am

2 stops33h 18m

Sydney Kingsford Smith

Wed 11/18

9:50 pm-8:29 pm

3 stops39h 39m

$1,928

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Mon 11/2

7:52 pm-6:25 am

3 stops41h 33m

Sydney Kingsford Smith

Wed 11/18

2:05 pm-11:28 pm

3 stops26h 23m

$2,384

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Mon 11/30

7:17 am-12:00 pm

2 stops35h 43m

Sydney Kingsford Smith

Mon 1/4

2:55 pm-4:51 pm

3 stops42h 56m

$2,425

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Green Bay to Sydney

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 Sydney Kingsford Smith?

United Airlines is the most popular carrier operating from Green Bay Austin-Straubel to Sydney Kingsford Smith

When to book flights from Green Bay to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Green Bay to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Green Bay to Sydney (GRB to SYD) flight deals and tips

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

Fastest flight time	23h 18m
Direct flights	None

The fastest flight from Green Bay to Sydney takes 23h 18m

There are no direct flights from Green Bay to Sydney. There are no popular flight routes from Green Bay to Sydney.

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Frequently asked questions about flying from Green Bay to Sydney

How far is Green Bay Austin-Straubel to Sydney Kingsford Smith by plane?
There are 9246.8 mi between Green Bay Austin-Straubel and Sydney Kingsford Smith. Flights usually cover this in 23h 18m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Sydney Kingsford Smith Airport?
Prices for flights from Green Bay Austin-Straubel Airport to Sydney Kingsford Smith Airport are updated daily.
How old do you have to be to fly from Green Bay Austin-Straubel Airport to Sydney Kingsford Smith 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 Green Bay Austin-Straubel Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

momondo does allow users to show only those flights to Sydney from Green Bay which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Green Bay and Sydney by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Green Bay to Sydney right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Green Bay to Sydney 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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Cheap flights from Green Bay to Sydney from $704

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 Sydney departing on 10/14. 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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United Airlines flights from Green Bay to Sydney

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How to get the cheapest flight ticket from Green Bay to Sydney

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