In terms of precipitation, rainfall in Oshkosh ranges from 1.1 - 3.8 inches per month. June is typically the wettest month, when rainfall can reach 3.8 in. February is typically the driest time to visit Oshkosh when rainfall is around 1.1 in.

If weather is an important factor for your trip to Oshkosh, 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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.6 F).

What are the most popular airlines that fly from Knoxville to Oshkosh?

The most popular airlines flying from Knoxville to Oshkosh are United Airlines, American Airlines and Delta. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from TYS to OS9?

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

What airport do you fly from for flights from Knoxville to Oshkosh?

Knoxville McGhee Tyson (TYS), located 11.3 mi from the city center, is the airport you fly out of when you book flights from Knoxville to Oshkosh. 4 airlines have flights from McGhee Tyson to Oshkosh on a regular basis. Booking flights from Knoxville McGhee Tyson to Oshkosh should not be difficult; the airport handles an average of 0 outbound flights to Oshkosh per day.

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

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

How can I find direct flights from Knoxville to Oshkosh?

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

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

Yes. Cheapflights offers flight deals from Knoxville 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.

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Reviews of airlines servicing Oshkosh

Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Knoxville to Oshkosh. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,697 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Delta

7.8

Good

8,697 reviews

Delta

7.8

Good

8,697 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

United Airlines

7.3

Good

10,461 reviews

Delta

7.8

Good

8,697 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

American Airlines

7.0

Good

12,230 reviews

Delta

7.8

Good

8,697 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Related info for your journey

What airport do you fly from for flights from Knoxville to Oshkosh?
Knoxville McGhee Tyson (TYS), located 11.3 mi from the city center, is the airport you fly out of when you book flights from Knoxville to Oshkosh. 4 airlines have flights from McGhee Tyson to Oshkosh on a regular basis. Booking flights from Knoxville McGhee Tyson to Oshkosh should not be difficult; the airport handles an average of 0 outbound flights to Oshkosh per day.
Can I find deals for flights from Knoxville to Oshkosh that include hotel bookings?
Yes. In addition to deals on Knoxville to Oshkosh flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Knoxville to Oshkosh?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Oshkosh.
Can I find deals for business class flights from Knoxville to Oshkosh?
Yes. Cheapflights offers flight deals from Knoxville 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.

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Top 4 airlines flying from Knoxville to Oshkosh

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$194	Average$350	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$208	Average$382	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$209	Average$370	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$274	Average$319	FlexibilityNo cancel fee	On-time63%

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Find cheap flights from Knoxville to Oshkosh with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Knoxville to Oshkosh

Most accurate provider

Most trusted provider

Reviews of airlines servicing Oshkosh

Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Knoxville to Oshkosh. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Knoxville to Oshkosh?

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

How can I find direct flights from Knoxville to Oshkosh?

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

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 Knoxville to Oshkosh

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Oshkosh by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Knoxville to Oshkosh by cabin class

Find flights from Knoxville to Oshkosh, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Knoxville and Oshkosh flights

Browse other Knoxville and Oshkosh flight options. Last updated on November 4, 2026.

Other flights from Knoxville

Browse through other flights departing from Knoxville. Flights are based on user searches made on Cheapflights and were last updated on November 4, 2026.

Popular flight searches

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Knoxville to Oshkosh flights

Consider these flights traveling from Knoxville to Oshkosh.

Top 4 airlines flying from Knoxville to Oshkosh

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Cheap flights from Knoxville (TYS) to Oshkosh, WI

Find cheap flights from Knoxville to Oshkosh with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Knoxville to Oshkosh

Most accurate provider

Most trusted provider

Reviews of airlines servicing Oshkosh

Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Knoxville to Oshkosh. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Knoxville to Oshkosh?

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

How can I find direct flights from Knoxville to Oshkosh?

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

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 Knoxville to Oshkosh

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Oshkosh by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Knoxville to Oshkosh by cabin class

Find flights from Knoxville to Oshkosh, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Knoxville and Oshkosh flights

Browse other Knoxville and Oshkosh flight options. Last updated on November 4, 2026.

Other flights from Knoxville

Browse through other flights departing from Knoxville. Flights are based on user searches made on Cheapflights and were last updated on November 4, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Knoxville to Oshkosh flights

Consider these flights traveling from Knoxville to Oshkosh.

Top 4 airlines flying from Knoxville to Oshkosh

100% Free

Book with Flexibility

Travel Smart