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$152+ 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — GSP
Jul 28 — Aug 41
Tue 7/28
Tue 8/4
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 28, 2026.

This United Airlines deal was found by Cheapflights users on 6/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:18 am
MKE
-
GSP
1 stop4h 44m
United Airlines
Tue 8/186:30 am
GSP
-
MKE
1 stop4h 30m
United Airlines
Deal found 6/27$297
This Southwest deal was found by Cheapflights users on 6/28. 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.
Sat 8/157:00 am
MKE
-
GSP
2 stops9h 30m
Southwest
Tue 8/187:00 am
GSP
-
MKE
1 stop3h 50m
Southwest
Deal found 6/28$302
This American Airlines deal was found by Cheapflights users on 6/23. 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 7/156:55 pm
MKE
-
GSP
1 stop4h 04m
American Airlines
Wed 7/227:20 pm
GSP
-
MKE
1 stop4h 49m
American Airlines
Deal found 6/23$303
This United Airlines deal was found by Cheapflights users on 6/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:20 am
MKE
-
GSP
2 stops7h 00m
United Airlines
Wed 7/225:43 pm
GSP
-
MKE
1 stop4h 13m
United Airlines
Deal found 6/23$308
This Southwest deal was found by Cheapflights users on 6/23. 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 7/1510:15 am
MKE
-
GSP
2 stops9h 05m
Southwest
Wed 7/221:50 pm
GSP
-
MKE
2 stops9h 40m
Southwest
Deal found 6/23$313
This Delta deal was found by Cheapflights users on 6/27. 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.
Thu 10/2212:34 pm
MKE
-
GSP
1 stop5h 15m
Delta
Mon 10/267:55 pm
GSP
-
MKE
1 stop4h 58m
Delta
Deal found 6/27$341
This United Airlines deal was found by Cheapflights users on 6/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:15 am
MKE
-
GSP
1 stop6h 17m
United Airlines
Sun 9/62:18 pm
GSP
-
MKE
1 stop5h 37m
United Airlines
Deal found 6/27$342
This American Airlines deal was found by Cheapflights users on 6/24. 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.
Tue 7/2812:51 pm
MKE
-
GSP
1 stop7h 44m
American Airlines
Fri 7/317:20 pm
GSP
-
MKE
1 stop4h 49m
American Airlines
Deal found 6/24$345
This Southwest deal was found by Cheapflights users on 6/24. 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 7/2810:15 am
MKE
-
GSP
2 stops9h 05m
Southwest
Fri 7/316:50 pm
GSP
-
MKE
1 stop6h 30m
Southwest
Deal found 6/24$350
This American Airlines deal was found by Cheapflights users on 6/23. 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 7/156:00 am
MKE
-
GSP
1 stop5h 26m
American Airlines
Mon 7/206:32 pm
GSP
-
MKE
1 stop6h 12m
American Airlines
Deal found 6/23$355
This United Airlines deal was found by Cheapflights users on 6/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:00 am
MKE
-
GSP
1 stop3h 58m
United Airlines
Sun 9/276:20 am
GSP
-
MKE
1 stop6h 10m
United Airlines
Deal found 6/24$356

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 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$297
(United Airlines)

One-way from

$152
(American Airlines)

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 28, 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

Sat 8/15

11:18 am-5:02 pm

1 stop4h 44m

Greenville

Tue 8/18

6:30 am-10:00 am

1 stop4h 30m

$297

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Sat 8/15

7:00 am-5:30 pm

2 stops9h 30m

Greenville

Tue 8/18

7:00 am-9:50 am

1 stop3h 50m

$302

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Fri 10/23

4:30 pm-10:55 pm

1 stop5h 25m

Greenville

Tue 10/27

6:50 am-9:40 am

1 stop3h 50m

$345

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Tue 7/28

10:15 am-8:20 pm

2 stops9h 05m

Greenville

Fri 7/31

6:50 pm-12:20 am

1 stop6h 30m

$350

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Wed 7/15

5:00 am-2:20 pm

2 stops8h 20m

Greenville

Mon 7/20

5:43 pm-10:29 pm

1 stop5h 46m

$360

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Sat 7/25

6:00 am-2:07 pm

2 stops7h 07m

Greenville

Sat 8/1

2:35 pm-7:56 pm

2 stops6h 21m

$366

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Thu 10/22

3:23 pm-8:14 pm

1 stop3h 51m

Greenville

Sun 10/25

5:40 am-11:29 am

1 stop6h 49m

$372

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Wed 8/26

7:18 am-1:32 pm

1 stop5h 14m

Greenville

Sat 8/29

7:00 am-5:25 pm

2 stops11h 25m

$382

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Fri 8/28

1:26 pm-9:27 pm

1 stop7h 01m

Greenville

Sun 8/30

6:08 pm-11:57 pm

1 stop6h 49m

$387
Cheapest one-way

MilwaukeeGreenville

MKE - GSP

MKEGSP

Milwaukee-Mitchell

Sat 7/18

10:53 am-6:27 pm

1 stop6h 34m

$152

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/24

Showing 1-10 of 19 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 28, 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
8,455 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

7.8

Overall

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
8,455 reviews
Delta
7.8
Good
8,455 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

7.8

Overall

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
11,776 reviews
Delta
7.8
Good
8,455 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

7.8

Overall

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 United Airlines and Southwest fly from Milwaukee to Greenville in about 4h 44m. The time it takes to get you to your destination can typically vary by up to 4h 46m. 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 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$203Average$377FlexibilityNo cancel feeOn-time71%
DeltaCheapest$209Average$344FlexibilityNo cancel feeOn-timeN/A

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