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

United Airlines, American Airlines, and Alaska Airlines 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 September 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.

$583 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 $942 to $1,760. The lowest price recently found on this route was $1,231.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Milwaukee to Sydney

Round-trip

One-way

Cheap round-trip flights

4:00 pm - 7:00 amMKE-SYD

22h 00m1 stop

11:50 am - 8:42 pmSYD-MKE

25h 52m1 stop

$1,231United Airlines

Find Deal

Sat, Nov 15 - Sat, Dec 6

2:30 pm - 9:05 amMKE-SYD

26h 35m2 stops

12:10 pm - 5:17 pmSYD-MKE

22h 07m2 stops

$1,235United Airlines

Find Deal

Sat, Nov 1 - Fri, Nov 14

2:36 pm - 6:10 amMKE-SYD

46h 34m2 stops

5:45 pm - 5:35 pmSYD-MKE

40h 50m3 stops

$1,332Multiple Airlines

Find Deal

Mon, Feb 2 - Mon, Feb 16

4:00 pm - 10:30 amMKE-SYD

26h 30m2 stops

1:55 pm - 10:43 pmSYD-MKE

25h 48m3 stops

$1,362Multiple Airlines

Find Deal

Wed, Oct 29 - Wed, Nov 5

5:47 pm - 6:55 amMKE-SYD

21h 08m1 stop

2:05 pm - 10:08 pmSYD-MKE

25h 03m1 stop

$1,497American Airlines

Find Deal

Sat, Nov 1 - Fri, Nov 14

1:12 pm - 6:55 amMKE-SYD

24h 43m1 stop

2:05 pm - 4:48 pmSYD-MKE

19h 43m1 stop

$1,975Qantas Airways

Find Deal

Fri, Jan 16 - Mon, Jan 26

3:08 pm - 6:55 amMKE-SYD

22h 47m1 stop

2:05 pm - 4:48 pmSYD-MKE

19h 43m1 stop

$2,519Qantas Airways

Find Deal

Tue, Dec 23 - Wed, Jan 7

10:53 am - 9:35 amMKE-SYD

29h 42m2 stops

11:20 am - 10:30 pmSYD-MKE

28h 10m3 stops

$2,586Air Canada

Find Deal

Sat, Nov 22 - Sat, Dec 6

10:53 am - 8:35 amMKE-SYD

29h 42m3 stops

11:20 am - 10:43 pmSYD-MKE

28h 23m3 stops

$2,657Air Canada

Find Deal

Wed, Oct 29 - Wed, Nov 5

1:12 pm - 9:00 amMKE-SYD

26h 48m2 stops

11:15 am - 8:34 pmSYD-MKE

26h 19m2 stops

$23,150American Airlines

Find Deal

Sat, Jan 31 - Sun, Feb 15

Qantas Airways flights from Milwaukee to Sydney

Our best Qantas Airways deals on Milwaukee to Sydney flight tickets

Qantas Airways

Jan 16

MKE1:12 pmMilwaukee-Mitchell

24h 43m

1 stop

SYD6:55 amSydney Kingsford Smith

Jan 26

SYD2:05 pmSydney Kingsford Smith

19h 43m

1 stop

MKE4:48 pmMilwaukee-Mitchell

$1,975

Find similar

Qantas Airways

Dec 23

MKE3:08 pmMilwaukee-Mitchell

22h 47m

1 stop

SYD6:55 amSydney Kingsford Smith

Jan 7

SYD2:05 pmSydney Kingsford Smith

19h 43m

1 stop

MKE4:48 pmMilwaukee-Mitchell

$2,519

Find similar

Qantas Airways

Dec 11

MKE3:11 pmMilwaukee-Mitchell

22h 44m

1 stop

SYD6:55 amSydney Kingsford Smith

Dec 18

SYD2:05 pmSydney Kingsford Smith

19h 56m

1 stop

MKE5:01 pmMilwaukee-Mitchell

$2,797

Find similar

United Airlines flights from Milwaukee to Sydney

Our best United Airlines deals on Milwaukee to Sydney flight tickets

United Airlines

Nov 15

MKE4:00 pmMilwaukee-Mitchell

22h 00m

1 stop

SYD7:00 amSydney Kingsford Smith

Dec 6

SYD11:50 amSydney Kingsford Smith

25h 52m

1 stop

MKE8:42 pmMilwaukee-Mitchell

$1,231

Find similar

United Airlines

Nov 1

MKE2:30 pmMilwaukee-Mitchell

26h 35m

2 stops

SYD9:05 amSydney Kingsford Smith

Nov 14

SYD12:10 pmSydney Kingsford Smith

22h 07m

2 stops

MKE5:17 pmMilwaukee-Mitchell

$1,235

Find similar

United Airlines

Nov 13

MKE8:00 amMilwaukee-Mitchell

30h 00m

1 stop

SYD7:00 amSydney Kingsford Smith

Nov 17

SYD11:50 amSydney Kingsford Smith

27h 55m

1 stop

MKE10:45 pmMilwaukee-Mitchell

$1,367

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Sat 11/15

4:00 pm-7:00 am

1 stop22h 00m

Sydney Kingsford Smith

Sat 12/6

11:50 am-8:42 pm

1 stop25h 52m

$1,231

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Sat 11/1

2:30 pm-9:05 am

2 stops26h 35m

Sydney Kingsford Smith

Fri 11/14

12:10 pm-5:17 pm

2 stops22h 07m

$1,235

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Mon 2/2

2:36 pm-6:10 am

2 stops46h 34m

Sydney Kingsford Smith

Mon 2/16

5:45 pm-5:35 pm

3 stops40h 50m

$1,332

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Wed 10/29

4:00 pm-10:30 am

2 stops26h 30m

Sydney Kingsford Smith

Wed 11/5

1:55 pm-10:43 pm

3 stops25h 48m

$1,362

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Sat 11/1

5:47 pm-6:55 am

1 stop21h 08m

Sydney Kingsford Smith

Fri 11/14

2:05 pm-10:08 pm

1 stop25h 03m

$1,497

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Fri 1/16

1:12 pm-6:55 am

1 stop24h 43m

Sydney Kingsford Smith

Mon 1/26

2:05 pm-4:48 pm

1 stop19h 43m

$1,975

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Tue 12/23

3:08 pm-6:55 am

1 stop22h 47m

Sydney Kingsford Smith

Wed 1/7

2:05 pm-4:48 pm

1 stop19h 43m

$2,519

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Sat 11/22

10:53 am-9:35 am

2 stops29h 42m

Sydney Kingsford Smith

Sat 12/6

11:20 am-10:30 pm

3 stops28h 10m

$2,586

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Wed 10/29

10:53 am-8:35 am

3 stops29h 42m

Sydney Kingsford Smith

Wed 11/5

11:20 am-10:43 pm

3 stops28h 23m

$2,657

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Sat 1/31

1:12 pm-9:00 am

2 stops26h 48m

Sydney Kingsford Smith

Sun 2/15

11:15 am-8:34 pm

2 stops26h 19m

$23,150

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, November 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 $1,349. If you are unable to visit Sydney during the month of November, then departing from Milwaukee during the month July is also very affordable. Most momondo users find prices during this month for around $1,350.

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.

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.

Search flight deals

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 08m 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 September 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 54% of the total bookings. Other popular airlines include American Airlines with 24% and Delta with 22%.

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 8,924 reviews	Search United Airlines flights
Delta	PriceFrom $969	Free Cancellation	Rating 7.9 7,957 reviews	Search Delta flights
American Airlines	PriceFrom $1,326	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Parramatta

Bondi Beach

Katoomba

Wollongong

Randwick

Cronulla

Coogee

Lithgow

Penrith

Manly

Leura

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

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Thu 10/16

Thu 10/23

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia

Airports servicing New South Wales

Popular cities in Australia

Flights to Melbournefrom $533

Flights to Brisbanefrom $644

Flights to Perthfrom $888

Flights to Adelaidefrom $874

Flights to Cairnsfrom $933

Flights to Coolangattafrom $865

Flights to Hobartfrom $1,039

Flights to Canberrafrom $868

Flights to Darwinfrom $1,192

Flights to Maroochydorefrom $1,100

Flights to Launcestonfrom $1,145

Flights to Ballinafrom $1,444

Fly to other destinations from Milwaukee

Flights from Milwaukee-Mitchell to Fort Myers SW Florida Intl

Flights from Milwaukee-Mitchell to Los Angeles

Flights from Milwaukee-Mitchell to Boston Logan Intl

Flights from Milwaukee-Mitchell to Denver Intl

Flights from Milwaukee-Mitchell to Orlando

Flights from Milwaukee-Mitchell to Las Vegas Harry Reid Intl

Cheap flights from Milwaukee to Sydney from $583

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 1/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Milwaukee to Sydney

Cheap round-trip flights

Cheap one-way flights

Qantas Airways flights from Milwaukee to Sydney

Our best Qantas Airways deals on Milwaukee to Sydney flight tickets

United Airlines flights from Milwaukee to Sydney

Our best United Airlines deals on Milwaukee to Sydney flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Milwaukee to Sydney that are best for you.

See travel insights to Sydney from

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?

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

United Airlines, American Airlines, and Alaska Airlines 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