HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Milwaukee

$287+ Cheap flights from Greenville to Milwaukee (GSP - MKE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — MKE
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Greenville to Milwaukee with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Greenville to Milwaukee-Mitchell are usually found in September or August, booked 29 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Greenville to Milwaukee

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to Milwaukee (MKE). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$287
(Delta)

Popular in

February

Cheapest in

September

Average price

$612
Provider with most accurate pricing for Greenville-Milwaukee-Mitchell flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greenville-Milwaukee-Mitchell flights.
Search Deals
From Greenville to Milwaukee-Mitchell
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Greenville to Milwaukee

Cheapest flights from Greenville to Milwaukee
Explore the most affordable flight options available from Greenville to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/245:47 amGSP - MKE
1 stop4h 33mDelta
Wed 3/265:26 pmMKE - GSP
1 stop5h 07mDelta
Deal found 2/20$287
This American Airlines deal was found by Cheapflights users on 2/20. 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 3/225:30 amGSP - MKE
2 stops6h 28mAmerican Airlines
Sat 3/291:21 pmMKE - GSP
1 stop6h 58mAmerican Airlines
Deal found 2/20$292
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/245:32 pmGSP - MKE
1 stop4h 36mUnited Airlines
Wed 3/262:15 pmMKE - GSP
2 stops8h 00mUnited Airlines
Deal found 2/20$363
This Southwest deal was found by Cheapflights users on 2/20. 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.
Mon 3/245:10 pmGSP - MKE
2 stops7h 10mSouthwest
Sat 3/298:45 amMKE - GSP
2 stops8h 45mSouthwest
Deal found 2/20$377

Find flights from Greenville to Milwaukee within your budget

Customize your flight search to find flights from Greenville to Milwaukee 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 February 20, 2025.

Fly from

Greenville

Fly to

Milwaukee

Route

Depart

Return

Price

GreenvilleMilwaukee

GSP - MKE

GSPMKE

Greenville

Mon 3/24

5:47 am-9:20 am

1 stop4h 33m

Milwaukee-Mitchell

Wed 3/26

5:26 pm-11:33 pm

1 stop5h 07m

$287

GreenvilleMilwaukee

GSP - MKE

GSPMKE

Greenville

Sat 3/22

5:30 am-10:58 am

2 stops6h 28m

Milwaukee-Mitchell

Sat 3/29

1:21 pm-9:19 pm

1 stop6h 58m

$292

GreenvilleMilwaukee

GSP - MKE

GSPMKE

Greenville

Mon 3/24

5:32 pm-9:08 pm

1 stop4h 36m

Milwaukee-Mitchell

Wed 3/26

2:15 pm-11:15 pm

2 stops8h 00m

$363

GreenvilleMilwaukee

GSP - MKE

GSPMKE

Greenville

Mon 3/24

5:10 pm-11:20 pm

2 stops7h 10m

Milwaukee-Mitchell

Sat 3/29

8:45 am-6:30 pm

2 stops8h 45m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Compare providers for flights from Greenville to Milwaukee

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 Greenville to Milwaukee in February.
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 Greenville-Milwaukee flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greenville-Milwaukee flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greenville-Milwaukee flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Greenville-Milwaukee 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 Greenville-Milwaukee 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 Greenville to Milwaukee

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

Travel insights for flights from Greenville to Milwaukee

Get recent, data-driven insights about flights from Greenville to Milwaukee including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Greenville to Milwaukee?

Use this chart to determine the optimal time to book a round-trip flight from Greenville to Milwaukee. Price data was last updated on February 14, 2025.

The best time to book flights from Greenville to Milwaukee is 28 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Greenville to Milwaukee (average of $280). Flying from Greenville to Milwaukee in June is currently the most expensive (average of $376). 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.

What is the cheapest time of day to fly from GSP to MKE?

Find hourly flight availability from Greenville to Milwaukee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Greenville to Milwaukee, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 27% versus a flight at noon.

Rainfall in Milwaukee by month

Plan your trip to Milwaukee by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Milwaukee ranges from 1.4 - 4.0 inches per month. June is typically the wettest month, when rainfall can reach 4.0 in. January is typically the driest time to visit Milwaukee when rainfall is around 1.4 in.

Temperature in Milwaukee by month

Plan your trip to Milwaukee by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Milwaukee, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Milwaukee

Get insights into the airlines that provide service to Milwaukee. 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 Milwaukee. Reviews last updated February 20, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from Greenville to Milwaukee to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Greenville to Milwaukee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Currently priced at $287, Delta will fly you from Greenville to Milwaukee and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $292 and $363, respectively. Delta is currently priced 28% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Greenville to Milwaukee (average of $280). Flying from Greenville to Milwaukee in June is currently the most expensive (average of $376). 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
Mequon
Pewaukee
Sheboygan
Oak Creek
Wauwatosa

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Greenville to Milwaukee

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to O'Hare Intl flights
Charlotte to Minneapolis flights
Charleston to O'Hare Intl flights
Greenville to O'Hare Intl flights
Savannah to O'Hare Intl flights
Columbia to O'Hare Intl flights
Charlotte to Milwaukee flights
Charleston to Minneapolis flights
Myrtle Beach to O'Hare Intl flights
Savannah to Minneapolis flights
Charlotte to Appleton flights
Charlotte to Madison flights
Greenville to Minneapolis flights
Myrtle Beach to Milwaukee flights
Myrtle Beach to Minneapolis flights
Hilton Head Island to O'Hare Intl flights
Charleston to Madison flights
Charleston to Milwaukee flights
Myrtle Beach to Madison flights
Columbia to Minneapolis flights
Charlotte to Green Bay flights
Columbia to Milwaukee flights
Savannah to Appleton flights
Columbia to Green Bay flights
Augusta to O'Hare Intl flights
Savannah to Milwaukee flights
Charlotte to Wausau flights
Greenville to Appleton flights
Charleston to Green Bay flights
Greenville to Madison flights
Charlotte to Duluth flights
Augusta to Milwaukee flights
Charleston to Appleton flights
Hilton Head Island to Minneapolis flights
Augusta to Minneapolis flights
Savannah to Madison flights
Greenville to Green Bay flights
Columbia to Madison flights
Charleston to La Crosse flights
Columbia to Appleton flights
Myrtle Beach to Green Bay flights
Augusta to Madison flights
Greenville to Duluth flights
Florence to O'Hare Intl flights
Columbia to Wausau flights
Columbia to Dubuque flights
Charlotte to La Crosse flights
Charlotte to Escanaba flights

Top 2 airlines flying from Greenville to Milwaukee

Discover the top 2 airlines that operate flights from Greenville to Milwaukee. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$244Average$346FlexibilityNo cancel feeOn-time71%
DeltaCheapest$246Average$343FlexibilityNo cancel feeOn-timeN/A
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.