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$128+ Cheap flights from Milwaukee to Greenville (MKE - GSP)

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — GSP
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap flight deals from Milwaukee to Greenville

Cheapest flights from Milwaukee to Greenville
Explore the most affordable flight options available from Milwaukee to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This Southwest deal was found by Cheapflights users on 3/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/24:30 pm
MKE
-
GSP
1 stop4h 10m
Southwest
Tue 6/98:25 am
GSP
-
MKE
1 stop4h 25m
Southwest
Deal found 3/19$319
This Southwest deal was found by Cheapflights users on 3/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/132:45 pm
MKE
-
GSP
1 stop4h 15m
Southwest
Sat 5/166:25 am
GSP
-
MKE
1 stop3h 50m
Southwest
Deal found 3/18$328
This American Airlines deal was found by Cheapflights users on 3/18. 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.
Thu 4/165:41 pm
MKE
-
GSP
1 stop4h 22m
American Airlines
Wed 4/226:05 pm
GSP
-
MKE
1 stop5h 52m
American Airlines
Deal found 3/18$333
This American Airlines deal was found by Cheapflights users on 3/19. 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.
Sat 4/187:00 am
MKE
-
GSP
1 stop4h 19m
American Airlines
Sat 4/185:12 pm
GSP
-
MKE
1 stop6h 15m
American Airlines
Deal found 3/19$347
This Southwest deal was found by Cheapflights users on 3/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:00 am
MKE
-
GSP
2 stops7h 20m
Southwest
Thu 5/216:25 pm
GSP
-
MKE
1 stop6h 00m
Southwest
Deal found 3/19$358
This Southwest deal was found by Cheapflights users on 3/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/195:10 am
MKE
-
GSP
1 stop7h 00m
Southwest
Sat 4/258:00 am
GSP
-
MKE
1 stop5h 00m
Southwest
Deal found 3/20$362
This American Airlines deal was found by Cheapflights users on 3/20. 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 5/16:41 pm
MKE
-
GSP
1 stop4h 16m
American Airlines
Mon 5/48:16 pm
GSP
-
MKE
1 stop4h 24m
American Airlines
Deal found 3/20$367

Find flight deals from Milwaukee to Greenville

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Greenville (GSP). 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 March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(Southwest)

One-way from

$128
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$426
Provider with most accurate pricing for Milwaukee-Mitchell-Greenville flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Greenville flights.
Search Deals
From Milwaukee-Mitchell to Greenville
Search Deals
One-way flight from Milwaukee-Mitchell to Greenville
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee to Greenville 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 March 23, 2026.
Use the filters below to find and compare flights from Milwaukee to Greenville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Wed 5/13

2:45 pm-8:00 pm

1 stop4h 15m

Greenville

Sat 5/16

6:25 am-9:15 am

1 stop3h 50m

$328

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Mon 4/20

7:10 am-5:50 pm

2 stops9h 40m

Greenville

Mon 4/27

6:25 am-12:00 pm

1 stop6h 35m

$352

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Wed 5/13

2:45 pm-8:00 pm

1 stop4h 15m

Greenville

Thu 5/21

1:50 pm-10:50 pm

2 stops10h 00m

$367

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Fri 6/5

4:30 pm-10:45 pm

1 stop5h 15m

Greenville

Sun 6/7

7:30 pm-12:10 am

1 stop5h 40m

$387

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Thu 4/16

6:40 am-5:50 pm

2 stops10h 10m

Greenville

Wed 4/22

1:55 pm-10:35 pm

2 stops9h 40m

$391

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Tue 7/14

7:45 am-12:15 pm

1 stop3h 30m

Greenville

Tue 7/14

1:50 pm-10:00 pm

2 stops9h 10m

$392

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Sun 4/19

6:50 am-2:12 pm

2 stops6h 22m

Greenville

Sat 4/25

2:50 pm-8:48 pm

2 stops6h 58m

$398

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Sat 5/2

2:10 pm-9:35 pm

2 stops6h 25m

Greenville

Sun 5/10

6:30 am-12:45 pm

2 stops7h 15m

$400

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Tue 4/14

5:30 am-10:20 am

1 stop3h 50m

Greenville

Sun 4/19

5:40 am-9:05 am

1 stop4h 25m

$408
Cheapest one-way

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Thu 4/2

7:02 pm-7:38 pm

1 stop23h 36m

$128

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Milwaukee to Greenville

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 Greenville in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 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-Greenville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-Greenville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-Greenville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Milwaukee-Greenville 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-Greenville 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 Greenville

Have a flexible travel schedule? Discover the best time to fly to Greenville 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 Greenville

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

Currently, December is the cheapest month in which you can book a flight from Milwaukee to Greenville (average of $56). Flying from Milwaukee to Greenville in June is currently the most expensive (average of $161). 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 Greenville

Get insights into the airlines that provide service to Greenville. 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 Greenville. Reviews last updated March 23, 2026.
Get a feel of what it's like to fly with Delta and American Airlines from Milwaukee to Greenville by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,319 reviews

Crew

8.5

Overall

7.9

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,319 reviews
Delta
7.9
Good
8,319 reviews

Crew

8.5

Overall

7.9

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,489 reviews
Delta
7.9
Good
8,319 reviews

Crew

8.5

Overall

7.9

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Greenville. 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 Greenville?

    Airlines like Southwest fly from Milwaukee to Greenville in about 4h 15m. The time it takes to get you to your destination can typically vary by up to . The distance from Milwaukee to Greenville is about 634 mi.

  • What are the cheapest airlines flying from Milwaukee to Greenville round-trip?

    Delta, at $127, was found to be the cheapest airline from Milwaukee to Greenville. An alternate airline flying to your destination would be American Airlines. You may be able to fly from Milwaukee to Greenville for 65% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Milwaukee to Greenville 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 Greenville?

    Currently, December is the cheapest month in which you can book a flight from Milwaukee to Greenville (average of $56). Flying from Milwaukee to Greenville in June is currently the most expensive (average of $161). 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 Greenville?

Book flights to Greenville if you plan to visit one of these locations
Greer
Simpsonville
Duncan
Seneca
Anderson

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Milwaukee to Greenville

Discover the top 2 airlines that operate flights from Milwaukee to Greenville. 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 March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$127Average$325FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$203Average$396FlexibilityNo cancel feeOn-time71%

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