$805 Cheap Flights from Milwaukee (MKE) to Perth (PER)

View $805 flight on Thu, Aug 7, 2025Opens in a new window

Popular airlines from General Mitchell Intl. Airport (MKE) to Perth Airport (PER)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Milwaukee to Perth (MKE-PER)

Prices were available within the past 7 days and start at $805 for one-way flights and $1,561 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Aug 27 - Wed, Sep 3
MKE
Milwaukee
PER
Perth
$1,561 Roundtrip, found 2 days ago
$1,561
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Aug 27 from Milwaukee to Perth, returning Wed, Sep 3, priced at $1,561 found 2 days ago
Alaska Airlines
Wed, Sep 24 - Mon, Sep 29
MKE
Milwaukee
PER
Perth
$1,565 Roundtrip, found 1 day ago
$1,565
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, Sep 24 from Milwaukee to Perth, returning Mon, Sep 29, priced at $1,565 found 1 day ago
Alaska Airlines
Wed, Sep 24 - Mon, Sep 29
MKE
Milwaukee
PER
Perth
$1,565 Roundtrip, found 1 day ago
$1,565
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, Sep 24 from Milwaukee to Perth, returning Mon, Sep 29, priced at $1,565 found 1 day ago
Qatar Airways
Wed, Sep 24 - Mon, Sep 29
MKE
Milwaukee
PER
Perth
$1,571 Roundtrip, found 1 day ago
$1,571
Roundtrip
found 1 day ago
Select Qatar Airways flight, departing Wed, Sep 24 from Milwaukee to Perth, returning Mon, Sep 29, priced at $1,571 found 1 day ago
Qatar Airways
Wed, Sep 24 - Mon, Sep 29
MKE
Milwaukee
PER
Perth
$1,576 Roundtrip, found 1 day ago
$1,576
Roundtrip
found 1 day ago
Select Qatar Airways flight, departing Wed, Sep 24 from Milwaukee to Perth, returning Mon, Sep 29, priced at $1,576 found 1 day ago
Qatar Airways
Wed, Sep 24 - Mon, Sep 29
MKE
Milwaukee
PER
Perth
$1,576 Roundtrip, found 1 day ago
$1,576
Roundtrip
found 1 day ago
Select Qatar Airways flight, departing Wed, Sep 24 from Milwaukee to Perth, returning Mon, Sep 29, priced at $1,576 found 1 day ago
Alaska Airlines
Sun, Nov 2 - Sun, Nov 23
MKE
Milwaukee
PER
Perth
$1,621 Roundtrip, found 2 days ago
$1,621
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sun, Nov 2 from Milwaukee to Perth, returning Sun, Nov 23, priced at $1,621 found 2 days ago
United
Fri, Jan 16 - Mon, Jan 26
MKE
Milwaukee
PER
Perth
$1,880 Roundtrip, found 5 days ago
$1,880
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jan 16 from Milwaukee to Perth, returning Mon, Jan 26, priced at $1,880 found 5 days ago
Air New Zealand
Sun, Nov 2 - Sun, Nov 23
MKE
Milwaukee
PER
Perth
$2,185 Roundtrip, found 2 days ago
$2,185
Roundtrip
found 2 days ago
Select Air New Zealand flight, departing Sun, Nov 2 from Milwaukee to Perth, returning Sun, Nov 23, priced at $2,185 found 2 days ago
Qantas Airways
Sun, Nov 2 - Sun, Nov 23
MKE
Milwaukee
PER
Perth
$2,433 Roundtrip, found 2 days ago
$2,433
Roundtrip
found 2 days ago
Select Qantas Airways flight, departing Sun, Nov 2 from Milwaukee to Perth, returning Sun, Nov 23, priced at $2,433 found 2 days ago
Flights from Milwaukee (MKE) to Perth (PER)
Origin airport
General Mitchell Intl.
Destination airport
Perth
Airlines serving
Air New Zealand, All Nippon Airways, Qantas Airways, Qatar Airways
Roundtrip price
$1,560
Distance
10929 mi

Milwaukee to Perth Flights

The cheapest times to fly from Milwaukee to Perth

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Milwaukee to Perth are during the month of August. You can find some of the cheapest flights from Milwaukee to Perth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Milwaukee to Perth

Sunday is one of the best days to book for cheap flights from Milwaukee to Perth: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Milwaukee to Perth

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Milwaukee to Perth in 2025. You can also book with separate airlines for your outbound and return journeys, from $805 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Milwaukee to Perth flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Milwaukee to Perth airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from General Mitchell Intl. Airport (MKE) to Perth Airport (PER) cost?
Discover the latest flight deals from MKE to PER by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from MKE to PER?
The cheapest flights from MKE to PER are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from MKE to PER?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from MKE to PER. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from General Mitchell Intl. Airport (MKE) to Perth Airport (PER)?
You'll have to book a flight with a layover when traveling from General Mitchell Intl. Airport (MKE) to Perth Airport (PER). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from MKE to PER?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from General Mitchell Intl. Airport (MKE) to Perth Airport (PER)?
Opt for a flight from General Mitchell Intl. Airport (MKE) to Perth Airport (PER) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from General Mitchell Intl. Airport (MKE) to Perth Airport (PER) last-minute?
Last-minute fares from MKE to PER are generally more expensive. For the cheapest rates, start looking for flights well in advance. That said, if you're flexible with your travel plans, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book a MKE to PER flight and hotel package?
Compared with arranging hotels and flights separately, booking a MKE to PER flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of planning your trip. Simply pick your flights and choose from our wide range of hotels, then personalize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from General Mitchell Intl. Airport (MKE) to Perth Airport (PER)?
In most instances, you can modify or cancel your MKE to PER flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you want more details, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.