HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Bend

$127+ Cheap flights from Knoxville to South Bend (TYS - SBN)

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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SBN
Aug 19 — Aug 261
Wed 8/19
Wed 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to South Bend 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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 South Bend

Cheapest flights from Knoxville to South Bend
Explore the most affordable flight options available from Knoxville to South Bend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 20, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:29 pm
TYS
-
SBN
1 stop22h 08m
Allegiant Air
Thu 8/1311:27 am
SBN
-
TYS
1 stop26h 54m
Allegiant Air
Deal found 7/18$203
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/168:29 pm
TYS
-
SBN
1 stop22h 08m
Multiple Airlines
Sun 8/238:53 pm
SBN
-
TYS
1 stop22h 12m
Multiple Airlines
Deal found 7/15$284
This United Airlines deal was found by Cheapflights users on 7/15. 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 9/301:35 pm
TYS
-
SBN
1 stop7h 01m
United Airlines
Wed 10/75:50 am
SBN
-
TYS
1 stop3h 55m
United Airlines
Deal found 7/15$289
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Sat 8/15:50 pm
TYS
-
SBN
1 stop4h 03m
United Airlines
Fri 8/74:41 pm
SBN
-
TYS
1 stop4h 03m
United Airlines
Deal found 7/15$299
This United Airlines deal was found by Cheapflights users on 7/16. 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 7/236:00 am
TYS
-
SBN
1 stop6h 26m
United Airlines
Mon 7/273:17 pm
SBN
-
TYS
1 stop5h 27m
United Airlines
Deal found 7/16$359
This American Airlines deal was found by Cheapflights users on 7/16. 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.
Mon 7/206:07 pm
TYS
-
SBN
1 stop4h 16m
American Airlines
Mon 7/276:09 am
SBN
-
TYS
1 stop4h 29m
American Airlines
Deal found 7/16$369
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Sat 7/186:00 am
TYS
-
SBN
1 stop5h 06m
United Airlines
Tue 7/217:45 am
SBN
-
TYS
1 stop5h 34m
United Airlines
Deal found 7/16$379
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/304:14 pm
TYS
-
SBN
2 stops48h 43m
Multiple Airlines
Wed 10/711:46 am
SBN
-
TYS
1 stop10h 55m
Multiple Airlines
Deal found 7/17$431
This Delta deal was found by Cheapflights users on 7/19. 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 8/65:40 am
TYS
-
SBN
2 stops8h 54m
Delta
Thu 8/136:00 am
SBN
-
TYS
1 stop3h 36m
Delta
Deal found 7/19$433
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Sat 8/18:40 pm
TYS
-
SBN
2 stops47h 10m
Multiple Airlines
Fri 8/79:26 am
SBN
-
TYS
1 stop8h 13m
Multiple Airlines
Deal found 7/15$439

Find flight deals from Knoxville to South Bend

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to South Bend (SBN). 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 July 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$203
(Kiwi.com)

One-way from

$127
(Kiwi.com)

Popular in

May

Cheapest in

August

Average price

$336
Provider with most accurate pricing for Knoxville McGhee Tyson-South Bend/Michiana flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-South Bend/Michiana flights.
Search Deals
From Knoxville McGhee Tyson to South Bend/Michiana
Search Deals
One-way flight from Knoxville McGhee Tyson to South Bend/Michiana
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to South Bend 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 20, 2026.
Use the filters below to find and compare flights from Knoxville to South Bend that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Thu 8/6

8:29 pm-6:37 pm

1 stop22h 08m

South Bend/Michiana

Thu 8/13

11:27 am-2:21 pm

1 stop26h 54m

$203

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Sun 8/16

8:29 pm-6:37 pm

1 stop22h 08m

South Bend/Michiana

Sun 8/23

8:53 pm-7:05 pm

1 stop22h 12m

$284

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Wed 9/30

6:00 am-10:57 am

1 stop4h 57m

South Bend/Michiana

Wed 10/7

5:50 am-9:45 am

1 stop3h 55m

$289

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Mon 8/3

6:00 am-11:06 am

1 stop5h 06m

South Bend/Michiana

Mon 8/10

4:41 pm-8:44 pm

1 stop4h 03m

$299
Quickest round-trip

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Wed 9/9

10:45 am-2:28 pm

1 stop3h 43m

South Bend/Michiana

Wed 9/23

9:55 am-2:37 pm

1 stop4h 42m

$359

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Thu 8/13

7:00 am-12:30 pm

1 stop5h 30m

South Bend/Michiana

Wed 8/19

11:39 am-4:58 pm

1 stop5h 19m

$359

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Tue 8/25

6:02 pm-10:00 pm

1 stop3h 58m

South Bend/Michiana

Tue 9/15

7:39 pm-12:23 am

1 stop4h 44m

$359

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Thu 7/23

6:00 am-12:26 pm

1 stop6h 26m

South Bend/Michiana

Mon 7/27

3:17 pm-8:44 pm

1 stop5h 27m

$359

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Fri 7/24

5:45 pm-11:23 pm

1 stop5h 38m

South Bend/Michiana

Mon 7/27

4:41 pm-8:44 pm

1 stop4h 03m

$369

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Sat 8/1

8:40 pm-7:50 pm

2 stops47h 10m

South Bend/Michiana

Fri 8/7

9:26 am-5:39 pm

1 stop8h 13m

$439

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/17

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Knoxville to South Bend

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to South Bend in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-South Bend flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-South Bend flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-South Bend flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-South Bend flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-South Bend flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Knoxville to South Bend

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

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

Find hourly flight availability from Knoxville to South Bend. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 20, 2026.

A simple way to save on the total cost of your ticket is to fly from Knoxville to South Bend at noon. If you’re flexible enough to do this you can expect to save up to 86% on your trip compared to booking a flight in the morning.

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

Reviews of airlines servicing South Bend

Get insights into the airlines that provide service to South Bend. 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 South Bend. Reviews last updated July 20, 2026.
Peruse reviews from past customers who have flown with United Airlines,Allegiant Air, andAmerican Airlines from Knoxville to South Bend to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,013 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
10,013 reviews
United Airlines
7.4
Good
10,013 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
Allegiant Air
7.3
Good
682 reviews
United Airlines
7.4
Good
10,013 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
American Airlines
7.1
Good
11,826 reviews
United Airlines
7.4
Good
10,013 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

Related info for your journey

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

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

    Departing from Knoxville to South Bend will take you 4h 57m. Airlines will cover a distance of 426 mi. This flight may include one or multiple stops.

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

    According to our current data, Allegiant Air ($56), United Airlines ($213), and American Airlines ($227) offers the cheapest pricing from Knoxville to South Bend. Allegiant Air is currently priced 81% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to South Bend by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near South Bend?

Book flights to South Bend if you plan to visit one of these locations
Plymouth
Mishawaka
Goshen
Elkhart

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.

Top 3 airlines flying from Knoxville to South Bend

Discover the top 3 airlines that operate flights from Knoxville to South Bend. 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 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$56Average$98FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$213Average$338FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$227Average$314FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.