$521 Cheap Flights from Athens (ATH) to Milwaukee (MKE)

View $521 flight on Fri, Feb 13, 2026Opens in a new window

Popular airlines from Athens Intl. Airport (ATH) to General Mitchell Intl. Airport (MKE)

Cheap Flights from Athens to Milwaukee (ATH-MKE)

Prices were available within the past 7 days and start at $521 for one-way flights and $1,059 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Oct 2 - Thu, Oct 9
ATH
Athens
MKE
Milwaukee
$1,059 Roundtrip, found 12 hours ago
$1,059
Roundtrip
found 12 hours ago
Select United flight, departing Thu, Oct 2 from Athens to Milwaukee, returning Thu, Oct 9, priced at $1,059 found 12 hours ago
Austrian Airlines
Wed, Oct 1 - Sun, Oct 12
ATH
Athens
MKE
Milwaukee
$1,062 Roundtrip, found 12 hours ago
$1,062
Roundtrip
found 12 hours ago
Select Austrian Airlines flight, departing Wed, Oct 1 from Athens to Milwaukee, returning Sun, Oct 12, priced at $1,062 found 12 hours ago
Austrian Airlines
Wed, Oct 1 - Sun, Oct 12
ATH
Athens
MKE
Milwaukee
$1,066 Roundtrip, found 12 hours ago
$1,066
Roundtrip
found 12 hours ago
Select Austrian Airlines flight, departing Wed, Oct 1 from Athens to Milwaukee, returning Sun, Oct 12, priced at $1,066 found 12 hours ago
British Airways
Mon, Aug 18 - Wed, Sep 3
ATH
Athens
MKE
Milwaukee
$1,068 Roundtrip, found 5 days ago
$1,068
Roundtrip
found 5 days ago
Select British Airways flight, departing Mon, Aug 18 from Athens to Milwaukee, returning Wed, Sep 3, priced at $1,068 found 5 days ago
Swiss International Air Lines
Wed, Oct 1 - Sun, Oct 12
ATH
Athens
MKE
Milwaukee
$1,072 Roundtrip, found 12 hours ago
$1,072
Roundtrip
found 12 hours ago
Select Swiss International Air Lines flight, departing Wed, Oct 1 from Athens to Milwaukee, returning Sun, Oct 12, priced at $1,072 found 12 hours ago
United
Thu, Oct 2 - Fri, Oct 10
ATH
Athens
MKE
Milwaukee
$1,075 Roundtrip, found 12 hours ago
$1,075
Roundtrip
found 12 hours ago
Select United flight, departing Thu, Oct 2 from Athens to Milwaukee, returning Fri, Oct 10, priced at $1,075 found 12 hours ago
Swiss International Air Lines
Wed, Oct 1 - Sun, Oct 12
ATH
Athens
MKE
Milwaukee
$1,076 Roundtrip, found 12 hours ago
$1,076
Roundtrip
found 12 hours ago
Select Swiss International Air Lines flight, departing Wed, Oct 1 from Athens to Milwaukee, returning Sun, Oct 12, priced at $1,076 found 12 hours ago
Swiss International Air Lines
Wed, Oct 1 - Sun, Oct 12
ATH
Athens
MKE
Milwaukee
$1,079 Roundtrip, found 12 hours ago
$1,079
Roundtrip
found 12 hours ago
Select Swiss International Air Lines flight, departing Wed, Oct 1 from Athens to Milwaukee, returning Sun, Oct 12, priced at $1,079 found 12 hours ago
Swiss International Air Lines
Wed, Oct 1 - Sun, Oct 12
ATH
Athens
MKE
Milwaukee
$1,081 Roundtrip, found 12 hours ago
$1,081
Roundtrip
found 12 hours ago
Select Swiss International Air Lines flight, departing Wed, Oct 1 from Athens to Milwaukee, returning Sun, Oct 12, priced at $1,081 found 12 hours ago
Delta
Wed, Oct 1 - Sun, Oct 12
ATH
Athens
MKE
Milwaukee
$1,115 Roundtrip, found 12 hours ago
$1,115
Roundtrip
found 12 hours ago
Select Delta flight, departing Wed, Oct 1 from Athens to Milwaukee, returning Sun, Oct 12, priced at $1,115 found 12 hours ago
Flights from Athens (ATH) to Milwaukee (MKE)
Origin airport
Eleftherios Venizelos
Destination airport
General Mitchell Intl.
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, KLM, Lufthansa, United, Virgin Atlantic
Roundtrip price
$1,058
Distance
5404 mi

Athens to Milwaukee Flights

The cheapest times to fly from Athens to Milwaukee

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 Athens to Milwaukee are during the month of October. You can find some of the cheapest flights from Athens to Milwaukee with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Athens to Milwaukee

Sunday is one of the best days to book for cheap flights from Athens to Milwaukee: 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 Athens to Milwaukee

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 Athens to Milwaukee in 2025. You can also book with separate airlines for your outbound and return journeys, from $521 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 Athens to Milwaukee 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 Athens to Milwaukee 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 Eleftherios Venizelos Airport (ATH) to General Mitchell Intl. Airport (MKE) cost?
Lock in a cheap one-way flight from $521 or cheap return flight from $1,059 from Eleftherios Venizelos Airport (ATH) to General Mitchell Intl. Airport (MKE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Eleftherios Venizelos Airport (ATH) to General Mitchell Intl. Airport (MKE)?
Planning your getaway for October can help you save, as it's the cheapest month for flights between ATH and MKE. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Eleftherios Venizelos Airport (ATH) to General Mitchell Intl. Airport (MKE)?
To find the cheapest airline flying from ATH to MKE, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Eleftherios Venizelos Airport (ATH) to General Mitchell Intl. Airport (MKE)?
There are no daily nonstop flights available from Eleftherios Venizelos Airport (ATH) to General Mitchell Intl. Airport (MKE). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from ATH to MKE?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on various factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Eleftherios Venizelos Airport (ATH) to General Mitchell Intl. Airport (MKE)?
Opt for a flight from Eleftherios Venizelos Airport (ATH) to General Mitchell Intl. Airport (MKE) that takes off before 3 PM to reduce the likelihood of delays. Later departures are on average 22% more likely to be canceled.**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 Eleftherios Venizelos Airport (ATH) to General Mitchell Intl. Airport (MKE) last-minute?
Last-minute fares from ATH to MKE are usually more expensive. To lock in the lowest rates, start searching for flights ahead of time. That said, if your travel plans are flexible, you may score a cheap ticket right before your trip.
Is it cheaper to book an ATH to MKE flight and hotel package?
You'll typically save money by securing an ATH to MKE flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After choosing your preferred accommodations and flights, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Eleftherios Venizelos Airport (ATH) to General Mitchell Intl. Airport (MKE)?
If you booked your ATH to MKE flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

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*Available to One Key members.