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$584+ Cheap flights from Milwaukee (MKE) to Sydney (SYD)

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SYD
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Milwaukee to Sydney

Cheapest flights from Milwaukee to Sydney
Explore the most affordable flight options available from Milwaukee to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Delta deal was found by Cheapflights users on 1/27. 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.
Sun 3/157:35 am
MKE
-
SYD
2 stops30h 30m
Delta
Wed 4/299:15 am
SYD
-
MKE
2 stops22h 19m
Delta
Deal found 1/27$1,313
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Fri 1/303:45 pm
MKE
-
SYD
1 stop22h 15m
United Airlines
Sat 2/2111:50 am
SYD
-
MKE
1 stop27h 55m
United Airlines
Deal found 1/27$1,318
This Qantas Airways deal was found by Cheapflights users on 1/27. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/153:05 pm
MKE
-
SYD
1 stop23h 50m
Multiple Airlines
Wed 4/2912:00 pm
SYD
-
MKE
1 stop20h 01m
Multiple Airlines
Deal found 1/27$1,365
This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/33:53 pm
MKE
-
SYD
1 stop22h 02m
American Airlines
Wed 2/112:05 pm
SYD
-
MKE
1 stop20h 00m
American Airlines
Deal found 1/27$1,366
This American Airlines deal was found by Cheapflights users on 1/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/153:06 pm
MKE
-
SYD
2 stops24h 59m
American Airlines
Mon 5/259:10 am
SYD
-
MKE
2 stops27h 28m
American Airlines
Deal found 1/28$1,412
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/147:35 am
MKE
-
SYD
2 stops31h 50m
Delta
Sat 3/219:40 am
SYD
-
MKE
2 stops22h 26m
Delta
Deal found 1/28$1,413
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Sun 6/142:50 pm
MKE
-
SYD
2 stops25h 05m
United Airlines
Fri 6/269:30 am
SYD
-
MKE
2 stops22h 28m
United Airlines
Deal found 1/27$1,430
This KAYAK deal was found by Cheapflights users on 1/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/153:11 pm
MKE
-
SYD
1 stop22h 44m
Qantas Airways
Fri 11/272:05 pm
SYD
-
MKE
1 stop24h 26m
Qantas Airways
Deal found 1/27$1,431
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/144:10 pm
MKE
-
SYD
2 stops46h 50m
United Airlines
Sat 3/2111:50 am
SYD
-
MKE
1 stop20h 29m
United Airlines
Deal found 1/28$1,447

Find flight deals from Milwaukee to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,313
(Delta)

One-way from

$584
(Delta)

Popular in

May

Cheapest in

September

Average price

$2,031
Provider with most accurate pricing for Milwaukee-Mitchell-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Sydney Kingsford Smith flights.
Search Deals
From Milwaukee-Mitchell to Sydney Kingsford Smith
Search Deals
One-way flight from Milwaukee-Mitchell to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($394 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($94 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee to Sydney 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 January 29, 2026.
Use the filters below to find and compare flights from Milwaukee to Sydney that are best for you.

Fly from

Milwaukee

Fly to

Sydney

Route

Depart

Return

Price

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Sun 3/15

7:35 am-6:05 am

2 stops30h 30m

Sydney Kingsford Smith

Wed 4/29

9:15 am-4:34 pm

2 stops22h 19m

$1,313

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Wed 4/29

3:53 pm-6:50 am

2 stops23h 57m

Sydney Kingsford Smith

Wed 5/13

9:15 am-6:02 pm

2 stops23h 47m

$1,313

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Tue 4/28

10:53 am-6:50 am

2 stops28h 57m

Sydney Kingsford Smith

Wed 5/13

9:15 am-6:02 pm

2 stops23h 47m

$1,313

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Sun 3/15

5:10 pm-7:00 am

1 stop21h 50m

Sydney Kingsford Smith

Wed 4/29

10:20 am-5:03 pm

2 stops21h 43m

$1,323

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Thu 4/30

9:35 am-6:50 am

2 stops30h 15m

Sydney Kingsford Smith

Thu 5/14

9:15 am-9:24 pm

2 stops27h 09m

$1,323

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Sun 3/15

3:05 pm-6:55 am

1 stop23h 50m

Sydney Kingsford Smith

Wed 4/29

12:00 pm-5:01 pm

1 stop20h 01m

$1,365

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Sun 3/15

11:51 am-6:55 am

1 stop27h 04m

Sydney Kingsford Smith

Wed 4/29

12:00 pm-10:23 pm

1 stop25h 23m

$1,366

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Sun 6/14

2:50 pm-6:55 am

2 stops25h 05m

Sydney Kingsford Smith

Fri 6/26

9:30 am-4:58 pm

2 stops22h 28m

$1,430

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Sat 3/14

4:10 pm-7:00 am

2 stops46h 50m

Sydney Kingsford Smith

Sat 3/21

11:50 am-4:19 pm

1 stop20h 29m

$1,447

MilwaukeeSydney

MKE - SYD

MKESYD

Milwaukee-Mitchell

Fri 4/3

3:05 pm-7:55 am

1 stop24h 50m

Sydney Kingsford Smith

Sat 4/11

12:00 pm-5:01 pm

1 stop20h 01m

$1,453

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 18 results
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Compare providers for flights from Milwaukee to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to Sydney in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Milwaukee-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Milwaukee-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Milwaukee-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Milwaukee to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Milwaukee 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 Milwaukee to Sydney

What is the cheapest month to book a flight from Milwaukee to Sydney?

Currently, August is the cheapest month in which you can book a flight from Milwaukee to Sydney (average of $198). Flying from Milwaukee to Sydney in December is currently the most expensive (average of $854). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated January 29, 2026.
Peruse reviews from past customers who have flown with United Airlines from Milwaukee to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,215 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Milwaukee to Sydney?

    For as low as $1,323, Delta can have you in Sydney from Milwaukee in 21h 50m. The distance between Milwaukee and Sydney is about 9240 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Milwaukee to Sydney round-trip?

    Cheapflights users have booked flights from Milwaukee to Sydney round-trip from $901. United Airlines is 41% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Milwaukee to Sydney that include hotel bookings?

    Yes. In addition to deals on Milwaukee to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Milwaukee to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Milwaukee to Sydney.

  • Can I find deals for business class flights from Milwaukee to Sydney?

    Yes. Cheapflights offers flight deals from Milwaukee to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Milwaukee to Sydney?

    Currently, August is the cheapest month in which you can book a flight from Milwaukee to Sydney (average of $198). Flying from Milwaukee to Sydney in December is currently the most expensive (average of $854). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Manly

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Milwaukee to Sydney

Discover the top airline that operate flights from Milwaukee to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$901Average$1,264FlexibilityNo cancel feeOn-time69%

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