$424 Cheap Flights from Milwaukee (MKE) to Shannon (SNN)

View $424 flight on Sun, Jul 26, 2026Opens in a new window

Popular airlines from General Mitchell Intl. Airport (MKE) to Shannon Airport (SNN)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

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

Cheap Flights from Milwaukee to Shannon (MKE-SNN)

Prices were available within the past 7 days and start at $424 for one-way flights and $682 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Jan 16 - Tue, Jan 20
MKE
Milwaukee
SNN
Shannon
$682 Roundtrip, found 3 days ago
$682
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Jan 16 from Milwaukee to Shannon, returning Tue, Jan 20, priced at $682 found 3 days ago
American Airlines
Wed, Dec 31 - Fri, Jan 9
MKE
Milwaukee
SNN
Shannon
$682 Roundtrip, found 1 day ago
$682
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 31 from Milwaukee to Shannon, returning Fri, Jan 9, priced at $682 found 1 day ago
United
Thu, Jan 15 - Mon, Jan 26
MKE
Milwaukee
SNN
Shannon
$684 Roundtrip, found 3 days ago
$684
Roundtrip
found 3 days ago
Select United flight, departing Thu, Jan 15 from Milwaukee to Shannon, returning Mon, Jan 26, priced at $684 found 3 days ago
British Airways
Mon, Jan 12 - Mon, Jan 19
MKE
Milwaukee
SNN
Shannon
$686 Roundtrip, found 3 days ago
$686
Roundtrip
found 3 days ago
Select British Airways flight, departing Mon, Jan 12 from Milwaukee to Shannon, returning Mon, Jan 19, priced at $686 found 3 days ago
British Airways
Tue, Jan 13 - Sat, Feb 7
MKE
Milwaukee
SNN
Shannon
$686 Roundtrip, found 15 hours ago
$686
Roundtrip
found 15 hours ago
Select British Airways flight, departing Tue, Jan 13 from Milwaukee to Shannon, returning Sat, Feb 7, priced at $686 found 15 hours ago
Virgin Atlantic
Mon, Jan 12 - Mon, Jan 19
MKE
Milwaukee
SNN
Shannon
$690 Roundtrip, found 3 days ago
$690
Roundtrip
found 3 days ago
Select Virgin Atlantic flight, departing Mon, Jan 12 from Milwaukee to Shannon, returning Mon, Jan 19, priced at $690 found 3 days ago
United
Tue, Sep 1 - Tue, Sep 8
MKE
Milwaukee
SNN
Shannon
$691 Roundtrip, found 2 days ago
$691
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 1 from Milwaukee to Shannon, returning Tue, Sep 8, priced at $691 found 2 days ago
American Airlines
Thu, Jan 1 - Fri, Jan 9
MKE
Milwaukee
SNN
Shannon
$692 Roundtrip, found 1 day ago
$692
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jan 1 from Milwaukee to Shannon, returning Fri, Jan 9, priced at $692 found 1 day ago
American Airlines
Sat, Jan 17 - Fri, Jan 23
MKE
Milwaukee
SNN
Shannon
$699 Roundtrip, found 3 days ago
$699
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Jan 17 from Milwaukee to Shannon, returning Fri, Jan 23, priced at $699 found 3 days ago
Iberia
Mon, Jan 12 - Mon, Jan 19
MKE
Milwaukee
SNN
Shannon
$714 Roundtrip, found 3 days ago
$714
Roundtrip
found 3 days ago
Select Iberia flight, departing Mon, Jan 12 from Milwaukee to Shannon, returning Mon, Jan 19, priced at $714 found 3 days ago
Flights from Milwaukee (MKE) to Shannon (SNN)
Origin airport
General Mitchell Intl.
Destination airport
Shannon
Airlines serving
American Airlines, British Airways, Delta, Lufthansa, United
Roundtrip price
$681
Distance
3536 mi

Milwaukee to Shannon Flights

The cheapest times to fly from Milwaukee to Shannon

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

 

The best time to book a flight from Milwaukee to Shannon

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

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 Shannon in 2025. You can also book with separate airlines for your outbound and return journeys, from $424 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 Shannon 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 Shannon 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 Shannon Airport (SNN) cost?
Get a cheap one-way flight from $424 or cheap return flight from $682 from General Mitchell Intl. Airport (MKE) to Shannon Airport (SNN) 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 General Mitchell Intl. Airport (MKE) to Shannon Airport (SNN)?
January is the most affordable month to fly from MKE to SNN. Traveling during quieter months is often the key to finding better deals on flights.
What is the cheapest airline that flies from General Mitchell Intl. Airport (MKE) to Shannon Airport (SNN)?
To find the cheapest airline flying from MKE to SNN, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from General Mitchell Intl. Airport (MKE) to Shannon Airport (SNN)?
There aren't any daily direct flights from General Mitchell Intl. Airport (MKE) to Shannon Airport (SNN). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from MKE to SNN?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a number of factors, such as the season 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 General Mitchell Intl. Airport (MKE) to Shannon Airport (SNN)?
To avoid possible delays on the General Mitchell Intl. Airport (MKE) to Shannon Airport (SNN) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of being 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 General Mitchell Intl. Airport (MKE) to Shannon Airport (SNN) last-minute?
Booking your plane ticket from MKE to SNN just before your journey is typically more expensive. But if you're flexible with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a MKE to SNN flight and hotel package?
Opting for a MKE to SNN flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our impressive range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from General Mitchell Intl. Airport (MKE) to Shannon Airport (SNN)?
Typically, you can modify or cancel your MKE to SNN flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need more information, head to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.