$124 Cheap Flights from Milwaukee (MKE) to Greenville (GSP)

View $124 flight on Tue, Jan 20, 2026Opens in a new window

Popular airlines from General Mitchell Intl. Airport (MKE) to Greenville-Spartanburg Intl. Airport (GSP)

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Cheap Flights from Milwaukee to Greenville (MKE-GSP)

Prices were available within the past 7 days and start at $124 for one-way flights and $211 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Sat, Dec 13 - Tue, Dec 16
MKE
Milwaukee
GSP
Greenville
$211 Roundtrip, found 6 days ago
$211
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Sat, Dec 13 from Milwaukee to Greenville, returning Tue, Dec 16, priced at $211 found 6 days ago
Southwest Airlines
Sat, Dec 13 - Tue, Dec 16
MKE
Milwaukee
GSP
Greenville
$221 Roundtrip, found 6 days ago
$221
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Sat, Dec 13 from Milwaukee to Greenville, returning Tue, Dec 16, priced at $221 found 6 days ago
American Airlines
Sat, Dec 13 - Tue, Dec 16
MKE
Milwaukee
GSP
Greenville
$233 Roundtrip, found 6 days ago
$233
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Dec 13 from Milwaukee to Greenville, returning Tue, Dec 16, priced at $233 found 6 days ago
American Airlines
Sat, Dec 13 - Tue, Dec 16
MKE
Milwaukee
GSP
Greenville
$239 Roundtrip, found 6 days ago
$239
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Dec 13 from Milwaukee to Greenville, returning Tue, Dec 16, priced at $239 found 6 days ago
Southwest Airlines
Sat, Dec 13 - Tue, Dec 16
MKE
Milwaukee
GSP
Greenville
$253 Roundtrip, found 6 days ago
$253
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Sat, Dec 13 from Milwaukee to Greenville, returning Tue, Dec 16, priced at $253 found 6 days ago
Delta
Thu, Dec 18 - Tue, Jan 6
MKE
Milwaukee
GSP
Greenville
$255 Roundtrip, found 6 days ago
$255
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Dec 18 from Milwaukee to Greenville, returning Tue, Jan 6, priced at $255 found 6 days ago
American Airlines
Sat, Dec 13 - Tue, Dec 16
MKE
Milwaukee
GSP
Greenville
$269 Roundtrip, found 6 days ago
$269
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Dec 13 from Milwaukee to Greenville, returning Tue, Dec 16, priced at $269 found 6 days ago
American Airlines
Sat, Dec 13 - Tue, Dec 16
MKE
Milwaukee
GSP
Greenville
$269 Roundtrip, found 6 days ago
$269
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Dec 13 from Milwaukee to Greenville, returning Tue, Dec 16, priced at $269 found 6 days ago
American Airlines
Thu, Nov 20 - Thu, Nov 27
MKE
Milwaukee
GSP
Greenville
$276 Roundtrip, found 6 days ago
$276
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Nov 20 from Milwaukee to Greenville, returning Thu, Nov 27, priced at $276 found 6 days ago
United
Wed, Nov 19 - Mon, Nov 24
MKE
Milwaukee
GSP
Greenville
$287 Roundtrip, found 1 day ago
$287
Roundtrip
found 1 day ago
Select United flight, departing Wed, Nov 19 from Milwaukee to Greenville, returning Mon, Nov 24, priced at $287 found 1 day ago

Find the cheapest month to fly from Milwaukee (MKE) to Greenville (GSP)

August is typically the cheapest month to fly

From $188 - $526 per traveler.

Alternative airports near Greenville

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Greenville-Spartanburg Intl. GSP. Cheapest option available. Average driving time to city center is 18 minutes. Flights from $342
GSP
Greenville-Spartanburg Intl.
Cheapest
Average driving time to city center18 min
Flights from $342

Frequently asked questions

How much does a flight from General Mitchell Intl. Airport (MKE) to Greenville-Spartanburg Intl. Airport (GSP) cost?
Snag a cheap one-way flight from $124 or cheap return flight from $211 from General Mitchell Intl. Airport (MKE) to Greenville-Spartanburg Intl. Airport (GSP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from General Mitchell Intl. Airport (MKE) to Greenville-Spartanburg Intl. Airport (GSP)?
December is the cheapest month to fly from MKE to GSP. Traveling during an off-peak travel window is often the key to better flight prices.
What is the cheapest airline that flies from General Mitchell Intl. Airport (MKE) to Greenville-Spartanburg Intl. Airport (GSP)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from MKE to GSP. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from General Mitchell Intl. Airport (MKE) to Greenville-Spartanburg Intl. Airport (GSP)?
You'll have to hop on a flight with a layover if you're traveling from General Mitchell Intl. Airport (MKE) to Greenville-Spartanburg Intl. Airport (GSP). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from MKE to GSP?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a range of factors, including the time of year and carrier.*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 Greenville-Spartanburg Intl. Airport (GSP)?
To avoid potential delays on the General Mitchell Intl. Airport (MKE) to Greenville-Spartanburg Intl. Airport (GSP) route, fly before 3 PM. Departures after this time 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 Greenville-Spartanburg Intl. Airport (GSP) last-minute?
Waiting until just before your trip to book a flight from MKE to GSP generally means paying more. While you may find some last-minute deals, they're not always guaranteed. Be flexible with your itinerary for a better chance of scoring a bargain.
Is it cheaper to book a MKE to GSP flight and hotel package?
You can save money by securing a MKE to GSP flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've selected your ideal flights and accommodations, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from General Mitchell Intl. Airport (MKE) to Greenville-Spartanburg Intl. Airport (GSP)?
If you booked your MKE to GSP flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

Travel information

Origin airport
General Mitchell Intl.
Destination airport
Greenville-Spartanburg Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$210
Distance
634 mi

Book with confidence

Milwaukee to Greenville Flights

The cheapest times to fly from Milwaukee to Greenville

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

 

The best time to book a flight from Milwaukee to Greenville

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

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 Greenville in 2025. You can also book with separate airlines for your outbound and return journeys, from $124 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 Greenville 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 Greenville 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.

 

Milwaukee to Greenville Flights

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*Available to One Key members.