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$209+ Cheap flights from Knoxville to South Bend (TYS - SBN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SBN
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$209
(Delta)

Popular in

March

Cheapest in

July

Average price

$306
Provider with most accurate pricing for Knoxville McGhee Tyson-South Bend/Michiana flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-South Bend/Michiana flights.
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From Knoxville McGhee Tyson to South Bend/Michiana
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Highest demand for flights based on searches. 34% potential increase in price ($128 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 January 15, 2026.

This Delta deal was found by Cheapflights users on 1/14. 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 2/57:30 am
TYS
-
SBN
1 stop5h 50m
Delta
Wed 2/118:20 am
SBN
-
TYS
1 stop3h 53m
Delta
Deal found 1/14$209
This Delta deal was found by Cheapflights users on 1/14. 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.
Fri 2/134:03 pm
TYS
-
SBN
1 stop5h 45m
Delta
Sun 2/156:00 am
SBN
-
TYS
1 stop5h 08m
Delta
Deal found 1/14$224
This American Airlines deal was found by Cheapflights users on 1/12. 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 4/155:44 am
TYS
-
SBN
1 stop6h 23m
American Airlines
Sat 4/184:55 pm
SBN
-
TYS
1 stop7h 01m
American Airlines
Deal found 1/12$229
This United Airlines deal was found by Cheapflights users on 1/13. 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 1/271:59 pm
TYS
-
SBN
1 stop6h 09m
United Airlines
Sat 1/3110:00 am
SBN
-
TYS
1 stop4h 49m
United Airlines
Deal found 1/13$239
This American Airlines deal was found by Cheapflights users on 1/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:00 am
TYS
-
SBN
1 stop6h 27m
American Airlines
Sat 4/117:46 pm
SBN
-
TYS
1 stop4h 09m
American Airlines
Deal found 1/15$253
This United Airlines deal was found by Cheapflights users on 1/13. 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 4/87:00 am
TYS
-
SBN
1 stop4h 04m
United Airlines
Sat 4/114:45 pm
SBN
-
TYS
1 stop5h 44m
United Airlines
Deal found 1/13$269
This American Airlines deal was found by Cheapflights users on 1/14. 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 3/185:00 am
TYS
-
SBN
1 stop6h 15m
American Airlines
Sat 3/217:35 pm
SBN
-
TYS
1 stop4h 15m
American Airlines
Deal found 1/14$289
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 4/2311:27 am
TYS
-
SBN
1 stop28h 27m
Multiple Airlines
Mon 4/277:29 pm
SBN
-
TYS
1 stop19h 29m
Multiple Airlines
Deal found 1/14$292
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 2/137:22 pm
TYS
-
SBN
1 stop14h 50m
Allegiant Air
Sun 2/1510:02 am
SBN
-
TYS
1 stop12h 14m
Allegiant Air
Deal found 1/14$294
This United Airlines deal was found by Cheapflights users on 1/12. 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 1/296:45 am
TYS
-
SBN
1 stop4h 27m
United Airlines
Sat 1/314:41 pm
SBN
-
TYS
1 stop4h 11m
United Airlines
Deal found 1/12$299
This United Airlines deal was found by Cheapflights users on 1/13. 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 1/172:25 pm
TYS
-
SBN
1 stop5h 31m
United Airlines
Wed 1/217:30 am
SBN
-
TYS
1 stop5h 54m
United Airlines
Deal found 1/13$309
This Kiwi.com deal was found by Cheapflights users on 1/13. 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 2/2510:56 am
TYS
-
SBN
1 stop6h 01m
Multiple Airlines
Sat 2/2811:00 am
SBN
-
TYS
2 stops35h 07m
Multiple Airlines
Deal found 1/13$331

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 January 15, 2026.
Use the filters below to find and compare flights from Knoxville to South Bend that are best for you.

Fly from

Knoxville

Fly to

South Bend

Route

Depart

Return

Price

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Thu 2/5

7:30 am-1:20 pm

1 stop5h 50m

South Bend/Michiana

Wed 2/11

8:20 am-12:13 pm

1 stop3h 53m

$209

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Wed 4/8

7:00 am-11:04 am

1 stop4h 04m

South Bend/Michiana

Sat 4/11

4:45 pm-10:29 pm

1 stop5h 44m

$209

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Fri 2/13

4:03 pm-9:48 pm

1 stop5h 45m

South Bend/Michiana

Sun 2/15

6:00 am-11:08 am

1 stop5h 08m

$224

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Wed 4/15

5:44 am-12:07 pm

1 stop6h 23m

South Bend/Michiana

Sat 4/18

4:55 pm-11:56 pm

1 stop7h 01m

$229

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Sat 4/25

7:00 am-12:31 pm

1 stop5h 31m

South Bend/Michiana

Sat 5/2

3:14 pm-8:45 pm

1 stop5h 31m

$269

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Sat 5/9

7:00 am-12:36 pm

1 stop5h 36m

South Bend/Michiana

Sat 5/16

3:14 pm-8:45 pm

1 stop5h 31m

$269

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Wed 3/18

5:00 am-11:15 am

1 stop6h 15m

South Bend/Michiana

Sat 3/21

7:35 pm-11:50 pm

1 stop4h 15m

$289

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Fri 2/13

7:22 pm-10:12 am

1 stop14h 50m

South Bend/Michiana

Sun 2/15

10:02 am-10:16 pm

1 stop12h 14m

$294

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Fri 1/30

2:25 pm-7:56 pm

1 stop5h 31m

South Bend/Michiana

Tue 2/3

4:41 pm-8:52 pm

1 stop4h 11m

$299

KnoxvilleSouth Bend

TYS - SBN

TYSSBN

Knoxville McGhee Tyson

Thu 1/29

6:45 am-11:12 am

1 stop4h 27m

South Bend/Michiana

Sat 1/31

4:41 pm-8:52 pm

1 stop4h 11m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 12 results
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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Knoxville-South Bend flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 month to book a flight from Knoxville to South Bend?

Currently, July is the cheapest month in which you can book a flight from Knoxville to South Bend (average of $31). Flying from Knoxville to South Bend in January is currently the most expensive (average of $189). 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 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 January 15, 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.

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 January 15, 2026.
Peruse reviews from past customers who have flown with United Airlines and Allegiant Air 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
9,164 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,164 reviews
United Airlines
7.4
Good
9,164 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Allegiant Air
7.2
Good
702 reviews
United Airlines
7.4
Good
9,164 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 04m. 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 ($31), and United Airlines ($208) offers the cheapest pricing from Knoxville to South Bend. Allegiant Air is currently priced 87% 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.

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

    Currently, July is the cheapest month in which you can book a flight from Knoxville to South Bend (average of $31). Flying from Knoxville to South Bend in January is currently the most expensive (average of $189). 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 South Bend?

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

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Top 2 airlines flying from Knoxville to South Bend

Discover the top 2 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$31Average$78FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$208Average$273FlexibilityNo cancel feeOn-time69%

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