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$135+ Cheap flights from South Bend to Knoxville (SBN - TYS)

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — TYS
Oct 19 — Oct 261
Sun 10/19
Sun 10/26
1 adult, Economy
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Cheapflights Tip: The best prices from South Bend/Michiana to Knoxville McGhee Tyson are usually found in August or July, booked 58 days in advance, depart on a Thursday or Monday and return on a Monday

Cheap flight deals from South Bend to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from South Bend (SBN) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 19, 2025.

Round-trip from

$209
(Delta)

One-way from

$135
(Kiwi.com)

Popular in

April

Cheapest in

August

Average price

$268

Good round-trip deal

$77 or less
From South Bend/Michiana to Knoxville McGhee Tyson
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One-way flight from South Bend/Michiana to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 47% potential increase in price ($166 potential increase over avg. RT price).
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Cheapest flight prices on average. 16% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from South Bend/Michiana to Knoxville McGhee Tyson.
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Find flight deals from South Bend to Knoxville

Cheapest flights from South Bend to Knoxville
Explore the most affordable flight options available from South Bend to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2025.

This United Airlines deal was found by Cheapflights users on 9/18. 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 11/49:59 amSBN - TYS
1 stop4h 44mUnited Airlines
Tue 11/118:26 amTYS - SBN
1 stop4h 07mUnited Airlines
Deal found 9/18$209
This American Airlines deal was found by Cheapflights users on 9/17. 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 10/25:31 pmSBN - TYS
1 stop6h 20mAmerican Airlines
Mon 10/68:37 pmTYS - SBN
1 stop3h 58mAmerican Airlines
Deal found 9/17$219
This American Airlines deal was found by Cheapflights users on 9/18. 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 11/44:43 pmSBN - TYS
1 stop7h 25mAmerican Airlines
Sat 11/85:10 amTYS - SBN
1 stop6h 42mAmerican Airlines
Deal found 9/18$234
This Delta deal was found by Cheapflights users on 9/18. 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 9/305:17 pmSBN - TYS
1 stop6h 27mDelta
Wed 10/85:44 amTYS - SBN
1 stop5h 44mDelta
Deal found 9/18$244
This Delta deal was found by Cheapflights users on 9/18. 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.
Mon 9/296:05 amSBN - TYS
1 stop4h 51mDelta
Tue 10/72:55 pmTYS - SBN
1 stop6h 44mDelta
Deal found 9/18$254
This Mytrip deal was found by Cheapflights users on 9/18. 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.
Mon 11/103:49 pmSBN - TYS
1 stop7h 25mAllegiant Air
Fri 11/149:38 pmTYS - SBN
1 stop13h 57mAllegiant Air
Deal found 9/18$266
This American Airlines deal was found by Cheapflights users on 9/18. 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 9/266:54 pmSBN - TYS
1 stop4h 09mAmerican Airlines
Tue 9/302:08 pmTYS - SBN
1 stop7h 26mAmerican Airlines
Deal found 9/18$269
This American Airlines deal was found by Cheapflights users on 9/18. 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 10/27:47 pmSBN - TYS
1 stop4h 20mAmerican Airlines
Tue 10/77:43 pmTYS - SBN
1 stop3h 53mAmerican Airlines
Deal found 9/18$279
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/26:12 pmSBN - TYS
1 stop4h 38mUnited Airlines
Sun 10/57:00 amTYS - SBN
1 stop4h 12mUnited Airlines
Deal found 9/18$289
This American Airlines deal was found by Cheapflights users on 9/18. 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 9/287:47 pmSBN - TYS
1 stop4h 20mAmerican Airlines
Tue 10/77:43 pmTYS - SBN
1 stop3h 53mAmerican Airlines
Deal found 9/18$304
This American Airlines deal was found by Cheapflights users on 9/18. 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 10/112:34 pmSBN - TYS
2 stops11h 16mAmerican Airlines
Tue 10/75:00 amTYS - SBN
1 stop5h 32mAmerican Airlines
Deal found 9/18$309

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Bend to Knoxville 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 September 19, 2025.
Use the filters below to find and compare flights from South Bend to Knoxville that are best for you.

Fly from

South Bend

Fly to

Knoxville

Route

Depart

Return

Price

South BendKnoxville

SBN - TYS

SBNTYS

South Bend/Michiana

Tue 11/4

5:09 pm-11:22 pm

1 stop6h 13m

Knoxville McGhee Tyson

Wed 11/12

5:25 am-11:31 am

1 stop6h 06m

$209

South BendKnoxville

SBN - TYS

SBNTYS

South Bend/Michiana

Tue 11/4

7:15 am-11:46 am

1 stop4h 31m

Knoxville McGhee Tyson

Tue 11/11

12:46 pm-6:20 pm

1 stop5h 34m

$209

South BendKnoxville

SBN - TYS

SBNTYS

South Bend/Michiana

Tue 11/4

9:59 am-2:43 pm

1 stop4h 44m

Knoxville McGhee Tyson

Tue 11/11

8:26 am-12:33 pm

1 stop4h 07m

$209

South BendKnoxville

SBN - TYS

SBNTYS

South Bend/Michiana

Tue 11/4

5:09 pm-11:22 pm

1 stop6h 13m

Knoxville McGhee Tyson

Tue 11/11

3:51 pm-9:43 pm

1 stop5h 52m

$209

South BendKnoxville

SBN - TYS

SBNTYS

South Bend/Michiana

Sat 10/4

9:53 am-2:45 pm

1 stop4h 52m

Knoxville McGhee Tyson

Tue 10/7

8:50 am-2:46 pm

1 stop5h 56m

$214

South BendKnoxville

SBN - TYS

SBNTYS

South Bend/Michiana

Tue 9/30

6:05 am-10:56 am

1 stop4h 51m

Knoxville McGhee Tyson

Tue 10/7

2:55 pm-9:39 pm

1 stop6h 44m

$214

South BendKnoxville

SBN - TYS

SBNTYS

South Bend/Michiana

Wed 10/1

5:17 pm-11:44 pm

1 stop6h 27m

Knoxville McGhee Tyson

Tue 10/7

2:55 pm-9:39 pm

1 stop6h 44m

$214

South BendKnoxville

SBN - TYS

SBNTYS

South Bend/Michiana

Sat 10/4

8:25 am-12:03 pm

1 stop3h 38m

Knoxville McGhee Tyson

Tue 10/7

2:55 pm-9:39 pm

1 stop6h 44m

$219

South BendKnoxville

SBN - TYS

SBNTYS

South Bend/Michiana

Sat 10/4

8:25 am-12:03 pm

1 stop3h 38m

Knoxville McGhee Tyson

Wed 10/8

5:44 am-11:28 am

1 stop5h 44m

$219

South BendKnoxville

SBN - TYS

SBNTYS

South Bend/Michiana

Fri 10/3

7:04 pm-10:50 pm

1 stop3h 46m

Knoxville McGhee Tyson

Sun 10/5

7:00 am-11:12 am

1 stop4h 12m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 11 results
1
2

Best time to book a flight from South Bend to Knoxville

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

How far ahead should I book a flight from South Bend to Knoxville?

Use this chart to determine the optimal time to book a round-trip flight from South Bend to Knoxville. Price data was last updated on September 12, 2025.

The price you pay for your flight from South Bend to Knoxville may vary depending on when you book. For the best chance of a lower fare, look to book 22 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from South Bend to Knoxville (average of $295). Flying from South Bend to Knoxville in March 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 SBN to TYS?

Find hourly flight availability from South Bend to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 19, 2025.

One of the essential ways to save on airfare from South Bend to Knoxville is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 10% on airfare.

How much does it cost to fly round-trip from South Bend to Knoxville?

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated September 19, 2025.
Read through reviews of airlines operating flights from South Bend to Knoxville, such as Delta, United Airlines, and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

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
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

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!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

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
7,964 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

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!
Allegiant Air
7.2
Good
699 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

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

  • How popular is this South Bend to Knoxville flight route?

    Within the past month, 5 users have taken a look at flights from South Bend/Michiana to Knoxville McGhee Tyson.

  • How long is the flight from South Bend to Knoxville?

    Departing from South Bend to Knoxville will take you 4h 31m. The distance between South Bend and Knoxville is about 426 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from South Bend to Knoxville round-trip?

    Allegiant Air, at $56, was found to be the cheapest airline from South Bend to Knoxville.Alternate airlines to your destination round-trip include Delta and American Airlines. You may be able to fly from South Bend to Knoxville for 69% less than the average price by searching for these airlines.

  • What are the cheapest flights from South Bend to Knoxville?

    On average you can expect to pay $87 for a flight from South Bend to Knoxville. The cheapest flight overall is $43 while the most popular route, (South Bend/Michiana - Knoxville McGhee Tyson) is currently priced at $209.

  • Can I find deals for flights from South Bend to Knoxville that include hotel bookings?

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

  • How can I find direct flights from South Bend to Knoxville?

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

  • Can I find deals for business class flights from South Bend to Knoxville?

    Yes. Cheapflights offers flight deals from South Bend to Knoxville 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 South Bend to Knoxville?

    Currently, January is the cheapest month in which you can book a flight from South Bend to Knoxville (average of $295). Flying from South Bend to Knoxville in March 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

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Morristown
Cherokee
Corbin
Alcoa
Oak Ridge
Murphy

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Alternative routes for South Bend to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from South Bend to Knoxville

Discover the top 4 airlines that operate flights from South Bend to Knoxville. 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 September 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$56Average$79FlexibilityNo cancel feeOn-time88%
DeltaCheapest$134Average$298FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$208Average$339FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$208Average$343FlexibilityNo cancel feeOn-time71%

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