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$160+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — GSP
Jul 21 — Jul 281
Tue 7/21
Tue 7/28
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 June 21, 2026.

This American Airlines deal was found by Cheapflights users on 6/20. 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.
Sat 7/257:01 am
MKE
-
GSP
1 stop6h 06m
American Airlines
Sat 8/16:43 pm
GSP
-
MKE
1 stop4h 38m
American Airlines
Deal found 6/20$303
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Wed 7/17:00 am
MKE
-
GSP
1 stop6h 07m
American Airlines
Wed 7/86:35 am
GSP
-
MKE
1 stop6h 59m
American Airlines
Deal found 6/16$321
This Delta deal was found by Cheapflights users on 6/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:19 pm
MKE
-
GSP
1 stop4h 40m
Delta
Sun 8/235:46 am
GSP
-
MKE
1 stop6h 59m
Delta
Deal found 6/16$345
This Southwest deal was found by Cheapflights users on 6/16. 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 7/2110:15 am
MKE
-
GSP
2 stops9h 05m
Southwest
Fri 7/241:55 pm
GSP
-
MKE
1 stop6h 35m
Southwest
Deal found 6/16$350
This American Airlines deal was found by Cheapflights users on 6/18. 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 7/91:15 pm
MKE
-
GSP
1 stop4h 35m
American Airlines
Tue 7/146:18 pm
GSP
-
MKE
1 stop4h 36m
American Airlines
Deal found 6/18$355
This American Airlines deal was found by Cheapflights users on 6/20. 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.
Mon 11/26:48 pm
MKE
-
GSP
1 stop4h 10m
American Airlines
Fri 11/68:14 pm
GSP
-
MKE
1 stop3h 51m
American Airlines
Deal found 6/20$356
This Southwest deal was found by Cheapflights users on 6/18. 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.
Fri 7/1712:25 pm
MKE
-
GSP
2 stops9h 30m
Southwest
Wed 7/227:40 pm
GSP
-
MKE
1 stop4h 35m
Southwest
Deal found 6/18$360
This Southwest deal was found by Cheapflights users on 6/16. 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.
Fri 9/412:30 pm
MKE
-
GSP
1 stop6h 45m
Southwest
Sun 9/64:00 pm
GSP
-
MKE
1 stop7h 35m
Southwest
Deal found 6/16$368

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 June 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$303
(American Airlines)

One-way from

$160
(Delta)

Popular in

December

Cheapest in

February

Average price

$314
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 ($54 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 June 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 June 21, 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

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Sat 10/31

7:24 am-3:16 pm

1 stop6h 52m

Greenville

Fri 11/6

8:14 pm-11:05 pm

1 stop3h 51m

$345

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Tue 7/21

10:15 am-8:20 pm

2 stops9h 05m

Greenville

Fri 7/24

1:55 pm-7:30 pm

1 stop6h 35m

$350

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Tue 8/25

7:18 am-1:32 pm

1 stop5h 14m

Greenville

Wed 8/26

6:30 am-10:00 am

1 stop4h 30m

$383
Quickest round-trip

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Sat 7/25

4:57 pm-9:47 pm

1 stop3h 50m

Greenville

Sun 8/2

5:44 am-9:05 am

1 stop4h 21m

$387

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Sat 10/31

10:30 am-8:20 pm

2 stops8h 50m

Greenville

Fri 11/6

6:40 am-3:20 pm

2 stops9h 40m

$395

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Sat 7/25

5:02 am-2:07 pm

2 stops8h 05m

Greenville

Sat 8/1

11:15 am-6:24 pm

2 stops8h 09m

$397
Cheapest one-way

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Tue 9/15

7:05 am-12:50 pm

1 stop4h 45m

$160

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Sat 7/4

6:50 am-2:51 pm

1 stop7h 01m

$185

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Wed 7/1

6:50 am-2:53 pm

1 stop7h 03m

$185
Quickest one-way

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Sat 7/25

6:05 am-11:45 am

1 stop4h 40m

$194

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/18

Showing 1-10 of 14 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 June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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, February is the cheapest month in which you can book a flight from Milwaukee to Greenville (average of $297). Flying from Milwaukee to Greenville in December is currently the most expensive (average of $576). 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 June 21, 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
7.8
Good
8,423 reviews

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,423 reviews
Delta
7.8
Good
8,423 reviews

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,722 reviews
Delta
7.8
Good
8,423 reviews

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 American Airlines, Southwest, and United Airlines fly from Milwaukee to Greenville in about 5h 14m. The time it takes to get you to your destination can typically vary by up to 3h 51m. The distance from Milwaukee to Greenville is about 634 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    American Airlines, at $203, was found to be the cheapest airline from Milwaukee to Greenville. An alternate airline flying to your destination would be Delta. You may be able to fly from Milwaukee to Greenville for 46% 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, February is the cheapest month in which you can book a flight from Milwaukee to Greenville (average of $297). Flying from Milwaukee to Greenville in December is currently the most expensive (average of $576). 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
Greenwood
Duncan
Seneca

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 June 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$203Average$377FlexibilityNo cancel feeOn-time71%
DeltaCheapest$209Average$344FlexibilityNo cancel feeOn-timeN/A

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