What is the cheapest airline that flies from Milwaukee-Mitchell to Sydney Kingsford Smith?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Milwaukee-Mitchell to Sydney Kingsford Smith

What airlines fly to Sydney?

American Airlines, Qantas Airways and United Airlines are the top three most popular airlines that fly to Sydney from Milwaukee according to our data. American Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 8 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport?

Prices for flights from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport refresh daily.

How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport?

There are 3 operators available for flights from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport as of November 2025.

How old do you have to be to fly from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport?

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 Milwaukee-Mitchell 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.

$851 Cheap Flights from Milwaukee to Sydney in 2025/26

Q: What is the typical price of a round-trip flight between Milwaukee and Sydney?

Prices are currently typical for flights on this route. Typical prices usually range from $1,160 to $1,499. The lowest price recently found on this route was $1,251.

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12:07 pm - 9:00 amMKE-SYD

27h 53m2 stops

11:20 am - 6:26 pmSYD-MKE

24h 06m2 stops

$1,251American Airlines

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Tue, Feb 3 - Wed, Feb 11

1:04 pm - 9:00 amMKE-SYD

26h 56m2 stops

2:05 pm - 5:05 pmSYD-MKE

20h 00m1 stop

$1,252American Airlines

Find Deal

Tue, Feb 3 - Wed, Feb 11

3:45 pm - 7:00 amMKE-SYD

22h 15m1 stop

11:50 am - 10:59 pmSYD-MKE

28h 09m1 stop

$1,264United Airlines

Find Deal

Tue, Feb 3 - Wed, Feb 11

3:45 pm - 7:00 amMKE-SYD

22h 15m1 stop

11:20 am - 6:53 pmSYD-MKE

24h 33m2 stops

$1,269United Airlines

Find Deal

Sun, Feb 1 - Tue, Feb 10

9:36 am - 8:30 amMKE-SYD

29h 54m2 stops

10:40 am - 8:30 pmSYD-MKE

26h 50m2 stops

$1,311Delta

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Thu, Nov 13 - Mon, Nov 17

1:21 pm - 6:50 amMKE-SYD

24h 29m2 stops

2:15 pm - 8:23 pmSYD-MKE

23h 08m2 stops

$1,369Delta

Find Deal

Thu, Feb 12 - Sat, Feb 21

3:45 pm - 8:45 amMKE-SYD

24h 00m2 stops

11:45 am - 9:44 pmSYD-MKE

26h 59m3 stops

$1,449Multiple Airlines

Find Deal

Wed, Feb 11 - Thu, Feb 19

3:53 pm - 10:55 amMKE-SYD

26h 02m2 stops

2:05 pm - 5:00 pmSYD-MKE

19h 55m1 stop

$1,454Qantas Airways

Find Deal

Mon, Feb 2 - Thu, Feb 12

3:45 pm - 8:45 amMKE-SYD

24h 00m2 stops

1:55 pm - 9:44 pmSYD-MKE

24h 49m3 stops

$1,651Multiple Airlines

Find Deal

Fri, Jan 30 - Sat, Feb 21

3:53 pm - 10:25 pmMKE-SYD

37h 32m2 stops

2:05 pm - 5:00 pmSYD-MKE

19h 55m1 stop

$1,652Qantas Airways

Find Deal

Thu, Feb 5 - Thu, Feb 12

American Airlines flights from Milwaukee to Sydney

Our best American Airlines deals on Milwaukee to Sydney flight tickets

American Airlines

Feb 3

MKE12:07 pmMilwaukee-Mitchell

27h 53m

2 stops

SYD9:00 amSydney Kingsford Smith

Feb 11

SYD11:20 amSydney Kingsford Smith

24h 06m

2 stops

MKE6:26 pmMilwaukee-Mitchell

$1,251

Find similar

American Airlines

Feb 3

MKE1:04 pmMilwaukee-Mitchell

26h 56m

2 stops

SYD9:00 amSydney Kingsford Smith

Feb 11

SYD2:05 pmSydney Kingsford Smith

20h 00m

1 stop

MKE5:05 pmMilwaukee-Mitchell

$1,252

Find similar

American Airlines

Feb 11

MKE12:07 pmMilwaukee-Mitchell

27h 53m

2 stops

SYD9:00 amSydney Kingsford Smith

Feb 19

SYD11:20 amSydney Kingsford Smith

22h 40m

2 stops

MKE5:00 pmMilwaukee-Mitchell

$1,301

Find similar

United Airlines flights from Milwaukee to Sydney

Our best United Airlines deals on Milwaukee to Sydney flight tickets

United Airlines

Feb 3

MKE3:45 pmMilwaukee-Mitchell

22h 15m

1 stop

SYD7:00 amSydney Kingsford Smith

Feb 11

SYD11:50 amSydney Kingsford Smith

28h 09m

1 stop

MKE10:59 pmMilwaukee-Mitchell

$1,264

Find similar

United Airlines

Feb 1

MKE3:45 pmMilwaukee-Mitchell

22h 15m

1 stop

SYD7:00 amSydney Kingsford Smith

Feb 10

SYD11:20 amSydney Kingsford Smith

24h 33m

2 stops

MKE6:53 pmMilwaukee-Mitchell

$1,269

Find similar

United Airlines

Nov 13

MKE4:00 pmMilwaukee-Mitchell

22h 00m

1 stop

SYD7:00 amSydney Kingsford Smith

Nov 17

SYD11:50 amSydney Kingsford Smith

27h 55m

1 stop

MKE10:45 pmMilwaukee-Mitchell

$1,314

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Tue 2/3

12:07 pm-9:00 am

2 stops27h 53m

Sydney Kingsford Smith

Wed 2/11

11:20 am-6:26 pm

2 stops24h 06m

$1,251

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Tue 2/3

1:04 pm-9:00 am

2 stops26h 56m

Sydney Kingsford Smith

Wed 2/11

2:05 pm-5:05 pm

1 stop20h 00m

$1,252

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Tue 2/3

3:45 pm-7:00 am

1 stop22h 15m

Sydney Kingsford Smith

Wed 2/11

11:50 am-10:59 pm

1 stop28h 09m

$1,264

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Sun 2/1

3:45 pm-7:00 am

1 stop22h 15m

Sydney Kingsford Smith

Tue 2/10

11:20 am-6:53 pm

2 stops24h 33m

$1,269

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Thu 11/13

9:36 am-8:30 am

2 stops29h 54m

Sydney Kingsford Smith

Mon 11/17

10:40 am-8:30 pm

2 stops26h 50m

$1,311

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Thu 2/12

1:21 pm-6:50 am

2 stops24h 29m

Sydney Kingsford Smith

Sat 2/21

2:15 pm-8:23 pm

2 stops23h 08m

$1,369

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Wed 2/11

3:45 pm-8:45 am

2 stops24h 00m

Sydney Kingsford Smith

Thu 2/19

11:45 am-9:44 pm

3 stops26h 59m

$1,449

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Mon 2/2

3:53 pm-10:55 am

2 stops26h 02m

Sydney Kingsford Smith

Thu 2/12

2:05 pm-5:00 pm

1 stop19h 55m

$1,454

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Fri 1/30

3:45 pm-8:45 am

2 stops24h 00m

Sydney Kingsford Smith

Sat 2/21

1:55 pm-9:44 pm

3 stops24h 49m

$1,651

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Thu 2/5

3:53 pm-10:25 pm

2 stops37h 32m

Sydney Kingsford Smith

Thu 2/12

2:05 pm-5:00 pm

1 stop19h 55m

$1,652

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 Milwaukee 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

What is the typical price of a round-trip flight between Milwaukee and Sydney?

What is the cheapest month to fly to Sydney?

In general, September is the cheapest month to fly from Milwaukee 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 Milwaukee during the month July is also very affordable. Most momondo users find prices during this month for around $1,162.

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

The cheapest day to depart from Milwaukee 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 Milwaukee 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 Milwaukee to Sydney flights?

You could potentially save up to 20% on your flight if you consider stops on a Milwaukee to Sydney flight.

When to book flights from Milwaukee to Sydney

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

Estimated round-trip price

Cheap Milwaukee to Sydney (MKE to SYD) flight deals and tips

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

Direct flights	None

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

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How far is Milwaukee-Mitchell to Sydney Kingsford Smith by plane?
Milwaukee-Mitchell and Sydney Kingsford Smith are 9237.1 mi apart from one another. Typically, this will take 21h 55m by plane in normal conditions.
When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport?
Prices for flights from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport refresh daily.
How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport?
There are 3 operators available for flights from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport as of November 2025.
How old do you have to be to fly from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport?
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 Milwaukee-Mitchell 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.
What is the most popular airline from Milwaukee to Sydney?
Based on momondo bookings for flights between Milwaukee and Sydney, the leading airline is United Airlines, making up 59% of the total bookings. Other popular airlines include Delta with 23% and American Airlines with 18%.

Best airlines flying from Milwaukee to Sydney

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $901	Free Cancellation	Rating 7.4 8,997 reviews	Search United Airlines flights
Delta	PriceFrom $969	Free Cancellation	Rating 7.9 8,002 reviews	Search Delta flights
American Airlines	PriceFrom $1,341	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights

Parramatta

Bondi Beach

Katoomba

Wollongong

Randwick

Coogee

Cronulla

Manly

Penrith

Leura

Lithgow

Charlestown

Terrigal

Swansea

Why use momondo?

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

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

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

Yes. All flights to Sydney from Milwaukee on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Milwaukee to Sydney.

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

Yes. momondo can track prices for Milwaukee to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Sydney trip

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Airports servicing New South Wales

Popular cities in Australia

Flights to Melbournefrom $825

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Cheap flights from Milwaukee to Sydney from $851

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Milwaukee to Sydney departing on 12/30. 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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American Airlines flights from Milwaukee to Sydney

Our best American Airlines deals on Milwaukee to Sydney flight tickets

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Our best United Airlines deals on Milwaukee to Sydney flight tickets

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How to get the cheapest flight ticket from Milwaukee 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 typical price of a round-trip flight between Milwaukee and 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 Milwaukee 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 Milwaukee to Sydney flights?

You could potentially save up to 20% on your flight if you consider stops on a Milwaukee to Sydney flight.

What is the cheapest airline that flies from Milwaukee-Mitchell to Sydney Kingsford Smith?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Milwaukee-Mitchell to Sydney Kingsford Smith

What airlines fly to Sydney?

When to book flights from Milwaukee to Sydney

Cheap Milwaukee to Sydney (MKE to SYD) flight deals and tips

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

Direct flights

How far is Milwaukee-Mitchell to Sydney Kingsford Smith by plane?

When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport?

How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport?

How old do you have to be to fly from Milwaukee-Mitchell Airport to Sydney Kingsford Smith Airport?

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

What is the most popular airline from Milwaukee to Sydney?

Best airlines flying from Milwaukee to Sydney

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

Traveling to a place near Sydney?

Why use momondo?

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

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

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

I’m not ready to book a flight from Milwaukee 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