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Oshkosh

$230+ Cheap flights from Knoxville (TYS) 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — MKE
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Knoxville to Oshkosh

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

Round-trip from

$274
(Delta)

One-way from

$230
(Delta)
From Knoxville McGhee Tyson to Oshkosh
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One-way flight from Knoxville McGhee Tyson to Oshkosh
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Find flight deals from Knoxville to Oshkosh

Cheapest flights from Knoxville to Oshkosh
Explore the most affordable flight options available from Knoxville to Oshkosh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Delta deal was found by Cheapflights users on 7/29. 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.
Wed 9/106:14 pmTYS - ATW
1 stop5h 39mDelta
Sun 9/145:35 amATW - TYS
1 stop6h 32mDelta
Deal found 7/29$274
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/135:27 pmTYS - ATW
1 stop5h 47mAmerican Airlines
Sun 8/179:47 amATW - TYS
1 stop3h 47mAmerican Airlines
Deal found 7/29$377
This Mytrip deal was found by Cheapflights users on 7/29. 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.
Wed 8/134:15 pmTYS - ATW
3 stops21h 00mMultiple Airlines
Sun 8/177:00 amATW - TYS
2 stops26h 16mMultiple Airlines
Deal found 7/29$417

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville 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 Knoxville to Oshkosh that are best for you.

Fly from

Knoxville

Fly to

Oshkosh

Route

Depart

Return

Price

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Wed 9/10

6:14 pm-10:53 pm

1 stop5h 39m

Appleton Intl

Sun 9/14

5:35 am-1:07 pm

1 stop6h 32m

$274

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Wed 8/13

5:27 pm-10:14 pm

1 stop5h 47m

Appleton Intl

Sun 8/17

9:47 am-2:34 pm

1 stop3h 47m

$377

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Wed 8/13

4:15 pm-12:15 pm

3 stops21h 00m

Appleton Intl

Sun 8/17

7:00 am-10:16 am

2 stops26h 16m

$417

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Mon 11/17

6:10 pm-9:59 pm

1 stop4h 49m

$230

KnoxvilleAppleton

TYS - ATW

TYSATW

Knoxville McGhee Tyson

Mon 11/17

6:10 am-3:13 pm

2 stops10h 03m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Knoxville to Oshkosh

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

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

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

Find hourly flight availability from Knoxville 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 Knoxville 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.
Read reviews from past customers who have flown Delta and American 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
8.0
Very good
7,977 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

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
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

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
7,977 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

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 Knoxville 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 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. 3 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.

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

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

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Top 3 airlines flying from Knoxville to Oshkosh

Discover the top 3 airlines that operate flights from Knoxville 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
United AirlinesCheapest$198Average$362FlexibilityNo cancel feeOn-time69%
DeltaCheapest$198Average$353FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$208Average$427FlexibilityNo cancel feeOn-time71%

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