$125+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — MKE
Sep 5 — Sep 121
Round-trip
1 adult, Economy
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Find cheap flights from Knoxville 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
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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 Knoxville to Oshkosh
Cheapest
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One-way
Cheapest flights from Knoxville to OshkoshExplore 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 August 6, 2026.
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 August 6, 2026.
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Wed 9/27:00 am -
1 stop5h 53m
Sun 9/67:30 am -
1 stop4h 48m
Deal found 8/3![United Airlines logo]()
$310
This American Airlines deal was found by Cheapflights users on 8/3. 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 9/26:05 pm -
2 stops7h 05m
Sun 9/64:11 pm -
1 stop4h 39m
Deal found 8/3![American Airlines logo]()
$315
This American Airlines deal was found by Cheapflights users on 8/5. 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 8/277:34 am -
1 stop4h 09m
Sun 8/305:42 am -
1 stop6h 09m
Deal found 8/5![American Airlines logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:29 pm -
1 stop13h 17m
Sat 8/157:00 am -
1 stop14h 03m
Deal found 8/2![Allegiant Air logo]()
$320
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Fri 9/46:05 pm -
2 stops7h 05m
Sun 9/65:42 am -
1 stop4h 24m
Deal found 8/3![American Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:54 pm -
1 stop22h 00m
Sun 9/64:10 pm -
1 stop23h 46m
Deal found 8/3![Allegiant Air logo]()
$346
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Wed 10/285:40 pm -
1 stop6h 35m
Sat 10/312:33 pm -
1 stop5h 21m
Deal found 8/3![United Airlines logo]()
$381
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/107:00 am -
1 stop5h 43m
Sat 9/122:55 pm -
1 stop6h 54m
Deal found 8/5![United Airlines logo]()
$390
Best flights from Knoxville to OshkoshDiscover carefully curated flight deals from Knoxville to Oshkosh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
Discover carefully curated flight deals from Knoxville to Oshkosh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
This Delta deal was found by Cheapflights users on 8/1. 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 1/137:55 am -
1 stop4h 32m
Sat 1/2312:06 pm -
2 stops10h 40m
Deal found 8/1![Delta logo]()
$306
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Wed 9/27:00 am -
1 stop5h 53m
Sun 9/67:30 am -
1 stop4h 48m
Deal found 8/3![United Airlines logo]()
$310
This American Airlines deal was found by Cheapflights users on 8/5. 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 8/276:05 pm -
2 stops7h 05m
Sun 8/305:42 am -
1 stop6h 09m
Deal found 8/5![American Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:54 pm -
1 stop22h 00m
Sun 9/64:10 pm -
1 stop23h 46m
Deal found 8/3![Allegiant Air logo]()
$346
This Delta deal was found by Cheapflights users on 8/1. 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 1/145:15 pm -
1 stop4h 27m
Fri 1/225:25 pm -
1 stop4h 37m
Deal found 8/1![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Fri 9/46:05 pm -
2 stops7h 05m
Sun 9/65:42 am -
1 stop4h 24m
Deal found 8/3![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/4. 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.
Wed 10/285:40 pm -
1 stop6h 35m
Sat 10/312:33 pm -
1 stop5h 21m
Deal found 8/4![United Airlines logo]()
$381
Last-minute flights from Knoxville to OshkoshDiscover last-minute flight deals from Knoxville to Oshkosh. Data last updated August 6, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Oshkosh. Data last updated August 6, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:29 pm -
1 stop13h 17m
Sat 8/157:00 am -
1 stop14h 03m
Deal found 8/2![Allegiant Air logo]()
$320
This American Airlines deal was found by Cheapflights users on 8/4. 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.
Tue 8/257:34 am -
1 stop4h 09m
Thu 8/2711:13 am -
1 stop6h 09m
Deal found 8/4![American Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 8/5. 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 8/277:34 am -
1 stop4h 09m
Sun 8/305:42 am -
1 stop6h 09m
Deal found 8/5![American Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Wed 9/27:00 am -
1 stop5h 53m
Sun 9/67:30 am -
1 stop4h 48m
Deal found 8/3![United Airlines logo]()
$310
This American Airlines deal was found by Cheapflights users on 8/3. 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 9/26:05 pm -
2 stops7h 05m
Sun 9/64:11 pm -
1 stop4h 39m
Deal found 8/3![American Airlines logo]()
$315
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Fri 9/46:05 pm -
2 stops7h 05m
Sun 9/65:42 am -
1 stop4h 24m
Deal found 8/3![American Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:54 pm -
1 stop22h 00m
Sun 9/64:10 pm -
1 stop23h 46m
Deal found 8/3![Allegiant Air logo]()
$346
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/107:00 am -
1 stop5h 43m
Sat 9/122:55 pm -
1 stop6h 54m
Deal found 8/5![United Airlines logo]()
$390
One-way flights from Knoxville to OshkoshSearch for one-way flight options from Knoxville to Oshkosh. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
Search for one-way flight options from Knoxville to Oshkosh. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:27 pm -
1 stop16h 30m
Deal found 8/5![Allegiant Air logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:36 pm -
1 stop10h 14m
Deal found 8/2![Allegiant Air logo]()
$160
This Delta deal was found by Cheapflights users on 8/5. 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.
Tue 9/156:30 am -
1 stop4h 47m
Deal found 8/5![Delta logo]()
$200
This Delta deal was found by Cheapflights users on 8/2. 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.
Sun 8/167:15 am -
1 stop4h 14m
Deal found 8/2![Delta logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:21 pm -
3 stops56h 44m
Deal found 8/6![Multiple Airlines logo]()
$233
This American Airlines deal was found by Cheapflights users on 8/2. 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.
Sun 8/166:21 pm -
2 stops6h 49m
Deal found 8/2![American Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/168:15 am -
3 stops25h 31m
Deal found 8/2![Allegiant Air logo]()
$392
Find flight deals from Knoxville to Oshkosh
Keep the following information in mind while searching for Knoxville to Oshkosh flight deals. Data was last updated August 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $301 (American Airlines) |
One-way from | $125 (Kiwi.com) |
Popular in | October |
Cheapest in | January |
Average price | $363 |
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 August 6, 2026.
Use the filters below to find and compare flights from Knoxville to Oshkosh that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Wed 1/13
7:55 am-11:27 am
1 stop4h 32m
Appleton Intl
Sat 1/23
12:06 pm-11:46 pm
2 stops10h 40m
$306
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Wed 9/2
7:00 am-11:53 am
1 stop5h 53m
Appleton Intl
Sun 9/6
7:30 am-1:18 pm
1 stop4h 48m
$310
Quickest round-trip
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Thu 1/14
5:15 pm-8:42 pm
1 stop4h 27m
Appleton Intl
Fri 1/22
5:25 pm-11:02 pm
1 stop4h 37m
$319
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Thu 8/27
6:05 pm-12:10 am
2 stops7h 05m
Appleton Intl
Sun 8/30
5:42 am-12:51 pm
1 stop6h 09m
$324
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Fri 9/4
6:05 pm-12:10 am
2 stops7h 05m
Appleton Intl
Sun 9/6
5:42 am-11:06 am
1 stop4h 24m
$339
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Fri 9/4
12:54 pm-9:54 am
1 stop22h 00m
Appleton Intl
Sun 9/6
4:10 pm-4:56 pm
1 stop23h 46m
$346
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Wed 10/28
5:40 pm-11:15 pm
1 stop6h 35m
Appleton Intl
Sat 10/31
2:33 pm-8:54 pm
1 stop5h 21m
$381
Cheapest one-way
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Fri 8/28
6:27 pm-9:57 am
1 stop16h 30m
$125
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Mon 8/17
1:36 pm-10:50 pm
1 stop10h 14m
$160
KnoxvilleAppleton
TYS Knoxville McGhee Tyson - ATW Appleton Intl
TYSATW
Knoxville McGhee Tyson
Tue 9/15
6:30 am-10:17 am
1 stop4h 47m
$200
Showing 1-10 of 15 resultsSorted by cheapest first
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.
TYS-ATW
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
TYS-OS9
TYS-ATW
No data available for this route at this time. Please check back soon.
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 August 6, 2026.
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.
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
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Knoxville and Oshkosh flights
Browse other Knoxville and Oshkosh flight options. Last updated on August 6, 2026.
Other flights from Knoxville
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Knoxville to Oshkosh flights
Consider these flights traveling from Knoxville to Oshkosh.
Top 4 airlines flying from Knoxville to Oshkosh
Discover the top 4 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 August 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$194 | Average$326 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$204 | Average$334 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$208 | Average$390 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$274 | Average$304 | FlexibilityNo cancel fee | On-time63% |