What is the cheapest airline that flies from Wisconsin to Sydney Kingsford Smith?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Wisconsin to Sydney Kingsford Smith

What airlines fly to Sydney?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Sydney from Wisconsin according to our data. United Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 3 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Sydney?

Flight times from Wisconsin to Sydney vary, but if you’re flying out of Milwaukee and flying into Sydney (one of the most popular routes), then the duration is 21h 50m on average. Another popular route from Wisconsin to Sydney is flying from Madison to Sydney, which will take roughly 23h 55m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Wisconsin to Sydney Kingsford Smith Airport?

Prices for flights from Wisconsin to Sydney Kingsford Smith Airport were last updated today.

How many operators does momondo search for flights from Wisconsin to Sydney Kingsford Smith Airport?

There are 8 operators available for flights from Wisconsin to Sydney Kingsford Smith Airport as of December 2025.

How old do you have to be to fly from Wisconsin to Sydney Kingsford Smith Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wisconsin to Sydney Kingsford Smith Airport.

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

The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$551 Cheap Flights from Wisconsin to Sydney in 2025/26

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Find the cheapest flights from Wisconsin to Sydney

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6:40 pm - 9:00 am

ORD

SYD

21h 20m1 stop

7:05 am - 2:57 pm

SYD

ORD

24h 52m2 stops

$901Qantas Airways

Tue, Jan 20 - Wed, Jan 28

3:35 pm - 9:35 am

ORD

SYD

25h 00m1 stop

11:20 am - 2:41 pm

SYD

ORD

20h 21m1 stop

$906Air Canada

Sun, Feb 1 - Sun, Feb 15

8:30 am - 12:35 pm

MSP

SYD

35h 05m2 stops

6:00 am - 11:58 pm

SYD

MSP

34h 58m2 stops

$929Multiple Airlines

Mon, Jan 26 - Thu, Jan 29

8:54 am - 11:45 am

MSP

SYD

35h 51m2 stops

1:15 pm - 11:55 pm

SYD

MSP

25h 40m2 stops

$1,041Multiple Airlines

Mon, Apr 6 - Sun, Apr 12

12:07 pm - 6:55 am

MKE

SYD

25h 48m1 stop

2:05 pm - 9:59 pm

SYD

MKE

24h 54m1 stop

$1,147American Airlines

Tue, Feb 3 - Wed, Feb 11

12:07 pm - 6:55 am

MKE

SYD

25h 48m1 stop

2:05 pm - 5:05 pm

SYD

MKE

20h 00m1 stop

$1,148American Airlines

Tue, Feb 3 - Wed, Feb 11

4:05 pm - 7:55 am

MSN

SYD

23h 50m2 stops

9:30 am - 7:07 pm

SYD

MSN

24h 37m2 stops

$1,167United Airlines

Mon, Mar 30 - Sun, Apr 12

5:24 pm - 7:00 am

GRB

SYD

44h 36m2 stops

12:10 pm - 4:53 pm

SYD

GRB

21h 43m2 stops

$1,167United Airlines

Sat, Feb 7 - Tue, Feb 24

3:59 pm - 8:30 am

MKE

SYD

23h 31m2 stops

2:15 pm - 8:21 pm

SYD

MKE

23h 06m2 stops

$1,168Delta

Mon, Feb 9 - Tue, Feb 17

11:15 am - 8:30 am

GRB

SYD

28h 15m2 stops

10:40 am - 8:43 pm

SYD

GRB

27h 03m2 stops

$1,848Delta

Fri, Jan 16 - Fri, Jan 23

Qantas Airways flights from Wisconsin to Sydney

Our best Qantas Airways deals on Wisconsin to Sydney flight tickets

Qantas Airways

Jan 20

ORD6:40 pmChicago O'Hare Intl

21h 20m

1 stop

SYD9:00 amSydney Kingsford Smith

Jan 28

SYD7:05 amSydney Kingsford Smith

24h 52m

2 stops

ORD2:57 pmChicago O'Hare Intl

$901

Find similar

Qantas Airways

Jan 24

ORD2:15 pmChicago O'Hare Intl

49h 55m

2 stops

SYD9:10 amSydney Kingsford Smith

Jan 31

SYD11:20 amSydney Kingsford Smith

20h 37m

1 stop

ORD2:57 pmChicago O'Hare Intl

$908

Find similar

Qantas Airways

Jan 25

ORD6:40 pmChicago O'Hare Intl

43h 55m

2 stops

SYD7:35 amSydney Kingsford Smith

Feb 8

SYD11:20 amSydney Kingsford Smith

20h 37m

1 stop

ORD2:57 pmChicago O'Hare Intl

$946

Find similar

American Airlines flights from Wisconsin to Sydney

Our best American Airlines deals on Wisconsin to Sydney flight tickets

American Airlines

Feb 1

MSP3:46 pmMinneapolis St Paul

22h 09m

1 stop

SYD6:55 amSydney Kingsford Smith

Feb 15

SYD11:20 amSydney Kingsford Smith

22h 50m

2 stops

MSP5:10 pmMinneapolis St Paul

$1,139

Find similar

American Airlines

Feb 1

MSP9:57 amMinneapolis St Paul

27h 58m

1 stop

SYD6:55 amSydney Kingsford Smith

Feb 15

SYD2:05 pmSydney Kingsford Smith

23h 04m

1 stop

MSP8:09 pmMinneapolis St Paul

$1,140

Find similar

American Airlines

Feb 17

MSP7:02 amMinneapolis St Paul

30h 53m

1 stop

SYD6:55 amSydney Kingsford Smith

Mar 3

SYD2:05 pmSydney Kingsford Smith

26h 34m

1 stop

MSP11:39 pmMinneapolis St Paul

$1,147

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 1/20

6:40 pm-9:00 am

1 stop21h 20m

Sydney Kingsford Smith

Wed 1/28

7:05 am-2:57 pm

2 stops24h 52m

$901

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sun 2/1

3:35 pm-9:35 am

1 stop25h 00m

Sydney Kingsford Smith

Sun 2/15

11:20 am-2:41 pm

1 stop20h 21m

$906

MinneapolisSydney

MSP - SYD

MSPSYD

Minneapolis St Paul

Mon 1/26

8:30 am-12:35 pm

2 stops35h 05m

Sydney Kingsford Smith

Thu 1/29

6:00 am-11:58 pm

2 stops34h 58m

$929

MinneapolisSydney

MSP - SYD

MSPSYD

Minneapolis St Paul

Mon 4/6

8:54 am-11:45 am

2 stops35h 51m

Sydney Kingsford Smith

Sun 4/12

1:15 pm-11:55 pm

2 stops25h 40m

$1,041

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Tue 2/3

12:07 pm-6:55 am

1 stop25h 48m

Sydney Kingsford Smith

Wed 2/11

2:05 pm-9:59 pm

1 stop24h 54m

$1,147

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Tue 2/3

12:07 pm-6:55 am

1 stop25h 48m

Sydney Kingsford Smith

Wed 2/11

2:05 pm-5:05 pm

1 stop20h 00m

$1,148

MadisonSydney

MSN - SYD

MSNSYD

Madison Truax Field

Mon 3/30

4:05 pm-7:55 am

2 stops23h 50m

Sydney Kingsford Smith

Sun 4/12

9:30 am-7:07 pm

2 stops24h 37m

$1,167

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Sat 2/7

5:24 pm-7:00 am

2 stops44h 36m

Sydney Kingsford Smith

Tue 2/24

12:10 pm-4:53 pm

2 stops21h 43m

$1,167

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Mon 2/9

3:59 pm-8:30 am

2 stops23h 31m

Sydney Kingsford Smith

Tue 2/17

2:15 pm-8:21 pm

2 stops23h 06m

$1,168

Green BaySydney

GRB - SYD

GRBSYD

Green Bay Austin-Straubel

Fri 1/16

11:15 am-8:30 am

2 stops28h 15m

Sydney Kingsford Smith

Fri 1/23

10:40 am-8:43 pm

2 stops27h 03m

$1,848

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Wisconsin 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

Prices

Airlines

Other information

What is the cheapest month to fly to Sydney?

In general, September is the cheapest month to fly from Wisconsin to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $928. If you are unable to visit Sydney during the month of September, then departing from Wisconsin during the month March is also very affordable. Most momondo users find prices during this month for around $969.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Wisconsin to Sydney is on a Thursday when prices can be found for as low as $1,362. The most expensive day to fly to Sydney is Tuesday, with ticket prices averaging around $1,846.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is at noon. momondo users have found flights departing from Wisconsin to Sydney at noon for as low as $1,428. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the morning, with an average ticket price of $1,773. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Wisconsin to Sydney flights?

You could potentially save up to 45% on your flight if you consider stops on a Wisconsin to Sydney flight.

Cheap Wisconsin to Sydney flight deals and tips

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

Fastest flight time	21h 20m
Direct flights	None

The fastest flight from Wisconsin to Sydney takes 21h 20m

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

Search flight deals

When did momondo last update prices for flights from Wisconsin to Sydney Kingsford Smith Airport?
Prices for flights from Wisconsin to Sydney Kingsford Smith Airport were last updated today.
How many operators does momondo search for flights from Wisconsin to Sydney Kingsford Smith Airport?
There are 8 operators available for flights from Wisconsin to Sydney Kingsford Smith Airport as of December 2025.
How old do you have to be to fly from Wisconsin to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wisconsin to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Wisconsin to Sydney

Compare and see reviews for airlines that fly from Wisconsin to Sydney with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $901	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
Delta	PriceFrom $963	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
American Airlines	PriceFrom $1,341	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights

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Manly

Penrith

Cronulla

Lithgow

Leura

Charlestown

Terrigal

Swansea

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Wisconsin to Sydney for you.

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

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

How can momondo help me find flights from Wisconsin to Sydney?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sydney from Wisconsin.

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

Yes momondo offers price alerts on flights to Sydney from Wisconsin. 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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Cheap flights from Wisconsin to Sydney from $551

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Wisconsin to Sydney departing on 1/26. 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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How to get the cheapest flight ticket from Wisconsin to Sydney

What is the cheapest month to fly to Sydney?

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Wisconsin to Sydney is on a Thursday when prices can be found for as low as $1,362. The most expensive day to fly to Sydney is Tuesday, with ticket prices averaging around $1,846.

What is the cheapest time of day to depart on your flight to Sydney?

Can stopping save me money on Wisconsin to Sydney flights?

You could potentially save up to 45% on your flight if you consider stops on a Wisconsin to Sydney flight.

What is the cheapest airline that flies from Wisconsin to Sydney Kingsford Smith?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Wisconsin to Sydney Kingsford Smith

What airlines fly to Sydney?

How long does it take to fly to Sydney?

Cheap Wisconsin to Sydney flight deals and tips

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

Fastest flight time

Direct flights

When did momondo last update prices for flights from Wisconsin to Sydney Kingsford Smith Airport?

How many operators does momondo search for flights from Wisconsin to Sydney Kingsford Smith Airport?

How old do you have to be to fly from Wisconsin to Sydney Kingsford Smith Airport?

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

Best airlines flying from Wisconsin to Sydney

Compare and see reviews for airlines that fly from Wisconsin to Sydney with momondo

Traveling to a place near Sydney?

Why use momondo?

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

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

How can momondo help me find flights from Wisconsin to Sydney?

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

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Airports servicing New South Wales