HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Oshkosh

$240+ Cheap flights from Greenville (GSP) to Oshkosh, WI

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — MKE
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Greenville to Oshkosh 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.

Cheap flight deals from Greenville to Oshkosh

Cheapest flights from Greenville to Oshkosh
Explore the most affordable flight options available from Greenville to Oshkosh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 9, 2026.

This American Airlines deal was found by Cheapflights users on 2/8. 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 4/308:14 pm
GSP
-
ATW
1 stop4h 26m
American Airlines
Tue 5/51:26 pm
ATW
-
GSP
1 stop5h 18m
American Airlines
Deal found 2/8$305
This United Airlines deal was found by Cheapflights users on 2/8. 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 8/292:23 pm
GSP
-
ATW
1 stop5h 53m
United Airlines
Wed 9/22:43 pm
ATW
-
GSP
1 stop5h 28m
United Airlines
Deal found 2/8$339
This United Airlines deal was found by Cheapflights users on 2/7. 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.
Tue 6/910:46 am
GSP
-
ATW
1 stop7h 08m
United Airlines
Fri 6/128:10 pm
ATW
-
GSP
1 stop13h 04m
United Airlines
Deal found 2/7$423
This Delta deal was found by Cheapflights users on 2/6. 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 7/27:15 am
GSP
-
ATW
1 stop6h 31m
Delta
Mon 7/61:26 pm
ATW
-
GSP
2 stops9h 14m
Delta
Deal found 2/6$459

Find flight deals from Greenville to Oshkosh

Keep the following information in mind while searching for Greenville to Oshkosh flight deals. Data was last updated February 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$305
(American Airlines)

One-way from

$240
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$378
Provider with most accurate pricing for Greenville-Appleton Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greenville-Appleton Intl flights.
Search Deals
From Greenville to Oshkosh
Search Deals
One-way flight from Greenville to Oshkosh
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greenville to Oshkosh 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 9, 2026.
Use the filters below to find and compare flights from Greenville to Oshkosh that are best for you.

Fly from

Greenville

Fly to

Oshkosh

Route

Depart

Return

Price

GreenvilleAppleton

GSP - ATW

GSPATW

Greenville

Thu 4/30

8:14 pm-11:40 pm

1 stop4h 26m

Appleton Intl

Tue 5/5

1:26 pm-9:30 pm

2 stops7h 04m

$310

GreenvilleAppleton

GSP - ATW

GSPATW

Greenville

Tue 6/9

10:46 am-4:54 pm

1 stop7h 08m

Appleton Intl

Fri 6/12

8:10 pm-10:14 am

1 stop13h 04m

$423

GreenvilleAppleton

GSP - ATW

GSPATW

Greenville

Thu 7/2

7:15 am-12:46 pm

1 stop6h 31m

Appleton Intl

Mon 7/6

1:26 pm-11:40 pm

2 stops9h 14m

$459

GreenvilleAppleton

GSP - ATW

GSPATW

Greenville

Thu 7/2

11:31 am-11:31 pm

1 stop13h 00m

Appleton Intl

Mon 7/6

3:23 pm-11:01 am

1 stop18h 38m

$466

GreenvilleAppleton

GSP - ATW

GSPATW

Greenville

Sun 3/15

6:00 am-1:01 pm

2 stops8h 01m

Appleton Intl

Sun 3/22

4:05 pm-11:54 pm

1 stop6h 49m

$489

GreenvilleAppleton

GSP - ATW

GSPATW

Greenville

Sun 3/1

4:44 pm-3:05 pm

1 stop23h 21m

$240

GreenvilleAppleton

GSP - ATW

GSPATW

Greenville

Sun 3/1

7:20 am-10:42 am

1 stop4h 22m

$244

GreenvilleAppleton

GSP - ATW

GSPATW

Greenville

Sun 3/1

5:13 pm-3:49 pm

3 stops47h 36m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

Best time to book a flight from Greenville to Oshkosh

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

Cheapflights Insights

Everything you need to know about your flight from Greenville to Oshkosh

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

Currently, October is the cheapest month in which you can book a flight from Greenville to Oshkosh (average of $133). Flying from Greenville to Oshkosh in March is currently the most expensive (average of $265). 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 Oshkosh

Get insights into the airlines that provide service to Oshkosh. 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 Oshkosh. Reviews last updated February 9, 2026.
See what other customers who have flown with Delta and United Airlines from Greenville to Oshkosh have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,174 reviews

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

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
8,174 reviews
Delta
7.9
Good
8,174 reviews

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

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.
United Airlines
7.4
Good
9,259 reviews
Delta
7.9
Good
8,174 reviews

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

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 Greenville to Oshkosh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Greenville to Oshkosh?

    If you book a flight to Oshkosh from Greenville, you will be flying from Greenville, which is the city’s only airport. Greenville (GSP) is located 10.4 mi from the center of Greenville. There are 0 flights from Greenville to Oshkosh per day from 3 different airlines.

  • How long is the flight from Greenville to Oshkosh?

    For as low as $310, American Airlines can have you in Oshkosh from Greenville in 4h 26m. Airlines will cover a distance of 728 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Greenville to Oshkosh (average of $133). Flying from Greenville to Oshkosh in March is currently the most expensive (average of $265). 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

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 Oshkosh

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

Top 3 airlines flying from Greenville to Oshkosh

Discover the top 3 airlines that operate flights from Greenville to Oshkosh. 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 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$168Average$356FlexibilityNo cancel feeOn-time71%
DeltaCheapest$174Average$354FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$266Average$365FlexibilityNo cancel feeOn-time69%

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.