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Oshkosh

$279+ Cheap flights from Greenville (GSP) to Oshkosh, WI

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — MKE
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Greenville to Oshkosh

Keep the following information in mind while searching for Greenville to Oshkosh flight deals. Data was last updated July 29, 2025.

Round-trip from

$279
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$348
From Greenville to Oshkosh
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find 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 July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/49:00 amGSP - ATW
1 stop7h 15mAmerican Airlines
Wed 9/103:45 pmATW - GSP
1 stop6h 13mAmerican Airlines
Deal found 7/28$279
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/45:20 pmGSP - ATW
1 stop6h 33mDelta
Wed 9/107:00 amATW - GSP
2 stops10h 18mDelta
Deal found 7/28$284
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3112:45 pmGSP - ATW
1 stop5h 03mUnited Airlines
Mon 8/186:30 amATW - GSP
1 stop4h 34mUnited Airlines
Deal found 7/28$525
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3110:34 amGSP - ATW
2 stops22h 38mMultiple Airlines
Mon 8/1810:36 amATW - GSP
3 stops27h 18mMultiple Airlines
Deal found 7/28$750

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 July 29, 2025.
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 9/4

9:00 am-3:15 pm

1 stop7h 15m

Appleton Intl

Wed 9/10

3:45 pm-10:58 pm

1 stop6h 13m

$279

GreenvilleAppleton

GSP - ATW

GSPATW

Greenville

Thu 9/4

5:20 pm-10:53 pm

1 stop6h 33m

Appleton Intl

Wed 9/10

7:00 am-6:18 pm

2 stops10h 18m

$284

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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, February is the cheapest month in which you can book a flight from Greenville to Oshkosh (average of $280). Flying from Greenville to Oshkosh 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 OS9?

Find hourly flight availability from Greenville to Oshkosh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Greenville to Oshkosh as you normally would.

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 July 29, 2025.
See what other customers who have flown with Delta and American 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
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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, February is the cheapest month in which you can book a flight from Greenville to Oshkosh (average of $280). Flying from Greenville to Oshkosh 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

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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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$168Average$393FlexibilityNo cancel feeOn-time71%
DeltaCheapest$174Average$353FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$400FlexibilityNo cancel feeOn-time69%

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