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$125+ Cheap flights from South Bend (SBN) to Illinois

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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — ORD
Aug 12 — Aug 191
Wed 8/12
Wed 8/19
1 adult, Economy
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Cheap flight deals from South Bend to Illinois

Cheapest flights from South Bend to Illinois
Explore the most affordable flight options available from South Bend to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 13, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/13. 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.
Sun 9/278:46 pm
SBN
-
ORD
1 stop12h 35m
Multiple Airlines
Mon 10/57:45 am
ORD
-
SBN
1 stop8h 29m
Multiple Airlines
Deal found 7/13$220
This United Airlines deal was found by Cheapflights users on 7/8. 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 8/206:00 am
SBN
-
ORD
Nonstop0h 59m
United Airlines
Sun 8/239:30 pm
ORD
-
SBN
Nonstop1h 03m
United Airlines
Deal found 7/8$239
This United Airlines deal was found by Cheapflights users on 7/8. 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 7/289:05 am
SBN
-
ORD
Nonstop1h 11m
United Airlines
Tue 8/49:20 pm
ORD
-
SBN
Nonstop1h 03m
United Airlines
Deal found 7/8$254
This United Airlines deal was found by Cheapflights users on 7/10. 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 7/284:41 pm
SBN
-
ORD
Nonstop1h 14m
United Airlines
Wed 8/197:53 pm
ORD
-
SBN
Nonstop1h 07m
United Airlines
Deal found 7/10$259
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Fri 7/249:05 am
SBN
-
ORD
Nonstop1h 11m
United Airlines
Sat 7/2510:25 am
ORD
-
SBN
Nonstop1h 01m
United Airlines
Deal found 7/10$269
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Fri 8/77:45 am
SBN
-
STL
1 stop5h 26m
United Airlines
Thu 8/139:30 am
STL
-
SBN
1 stop3h 58m
United Airlines
Deal found 7/11$279
This United Airlines deal was found by Cheapflights users on 7/8. 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 7/154:41 pm
SBN
-
ORD
Nonstop1h 14m
United Airlines
Sat 7/253:35 pm
ORD
-
SBN
Nonstop1h 05m
United Airlines
Deal found 7/8$284
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 8/168:53 pm
SBN
-
STL
1 stop28h 06m
Multiple Airlines
Sat 8/225:02 pm
STL
-
SBN
1 stop26h 11m
Multiple Airlines
Deal found 7/8$291
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Fri 7/316:26 pm
SBN
-
STL
1 stop4h 00m
United Airlines
Mon 8/36:00 am
STL
-
SBN
1 stop5h 26m
United Airlines
Deal found 7/11$294
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 8/208:53 pm
SBN
-
ORD
1 stop27h 15m
Multiple Airlines
Sun 8/237:05 am
ORD
-
SBN
2 stops12h 08m
Multiple Airlines
Deal found 7/8$299
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 8/308:53 pm
SBN
-
STL
1 stop19h 35m
Multiple Airlines
Wed 9/26:45 pm
STL
-
SBN
2 stops24h 28m
Multiple Airlines
Deal found 7/8$300
This United Airlines deal was found by Cheapflights users on 7/8. 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 8/277:39 pm
SBN
-
ORD
Nonstop1h 21m
United Airlines
Sun 8/303:58 pm
ORD
-
SBN
Nonstop1h 07m
United Airlines
Deal found 7/8$309

Find flight deals from South Bend to Illinois

Keep the following information in mind while searching for South Bend to Illinois flight deals. Data was last updated July 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$220
(Kiwi.com)

One-way from

$125
(Kiwi.com)

Good round-trip deal

$346 or less

Good one-way deal

$298 or less
Provider with most accurate pricing for South Bend/Michiana-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for South Bend/Michiana-Chicago (CHI) flights.
Search Deals
From South Bend/Michiana to Illinois
Search Deals
One-way flight from South Bend/Michiana to Illinois
Search Deals
Price to beat on a round-trip flight from South Bend/Michiana to Illinois.
Search Deals
Price to beat on a one-way flight from South Bend/Michiana to Illinois.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Bend to Illinois 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 13, 2026.
Use the filters below to find and compare flights from South Bend to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Tue 9/1

6:00 am-6:00 am

Nonstop1h 00m

Chicago O'Hare Intl

Sat 9/5

9:30 pm-11:33 pm

Nonstop1h 03m

$239

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Fri 10/23

7:40 pm-8:00 pm

Nonstop1h 20m

Chicago O'Hare Intl

Tue 10/27

7:45 am-9:57 am

Nonstop1h 12m

$239

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Tue 7/28

9:05 am-9:16 am

Nonstop1h 11m

Chicago O'Hare Intl

Tue 8/4

9:20 pm-11:23 pm

Nonstop1h 03m

$254

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

Fri 9/4

11:38 am-3:38 pm

1 stop5h 00m

Lambert-St Louis

Mon 9/7

7:25 am-12:30 pm

1 stop4h 05m

$279

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

Fri 8/7

7:45 am-12:11 pm

1 stop5h 26m

Lambert-St Louis

Thu 8/13

9:30 am-2:28 pm

1 stop3h 58m

$279

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

Fri 7/31

6:26 pm-9:26 pm

1 stop4h 00m

Lambert-St Louis

Mon 8/3

6:00 am-12:26 pm

1 stop5h 26m

$294

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

Sun 8/30

8:53 pm-3:28 pm

1 stop19h 35m

Lambert-St Louis

Wed 9/2

6:45 pm-8:13 pm

2 stops24h 28m

$300

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Wed 9/9

11:24 am-11:44 am

Nonstop1h 20m

Chicago O'Hare Intl

Fri 9/25

3:40 pm-5:47 pm

Nonstop1h 07m

$309

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Thu 8/27

7:39 pm-8:00 pm

Nonstop1h 21m

Chicago O'Hare Intl

Sun 8/30

3:58 pm-6:05 pm

Nonstop1h 07m

$309

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Tue 12/1

7:45 pm-12:02 am

1 stop5h 17m

Chicago O'Hare Intl

Tue 12/15

6:59 am-4:11 pm

1 stop8h 12m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/8

Showing 1-10 of 45 resultsSorted by cheapest first
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2
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5

Best time to book a flight from South Bend to Illinois

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

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

Find hourly flight availability from South Bend to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 13, 2026.

A simple way to save on the total cost of your ticket is to fly from South Bend to Illinois in the afternoon. If you’re flexible enough to do this you can expect to save up to 4% on your trip compared to booking a flight at noon.

Weekly flight availability from South Bend to Illinois

Explore weekly flight availability from South Bend to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 13, 2026.

The most flights from SBN to USIL are scheduled on a Monday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 on average).

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

What is the cheapest day to fly from South Bend to Illinois?

Use this chart to determine the cheapest time to fly round-trip from South Bend to Illinois. Price data was last updated on July 11, 2026.

Travelers seeking maximum savings on their South Bend to Illinois flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated July 13, 2026.
Read reviews from past customers who have flown United Airlines from South Bend to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,983 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
9,983 reviews
United Airlines
7.4
Good
9,983 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from South Bend to Illinois. 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 South Bend to Illinois?

    South Bend/Michiana (SBN), located 3.4 mi from the city center, is the airport you fly out of when you book flights from South Bend to Illinois.

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

    A quick flight from South Bend to Illinois can take about 1h. United Airlines provides one of the quickest options available for as low as $239. There are 84 mi between South Bend and Illinois. All flights are typically nonstop.

  • What are the most popular routes from South Bend to Illinois?

    Most travelers choose South Bend/Michiana - Chicago O'Hare Intl, South Bend/Michiana - Lambert-St Louis or South Bend/Michiana - Chicago Midway when deciding on the best route from South Bend to Illinois.

  • What are the most reliable airlines from South Bend to Illinois?

    No one likes to see their flight delayed. When booking a flight from South Bend to Illinois consider choosing Air New Zealand (83%), SkyWest Airlines (64%) or United Airlines (64%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from South Bend to Illinois is generally $815, our data shows the cheapest flight currently is $233. When looking at the most popular route, (South Bend/Michiana - Chicago O'Hare Intl), you can expect to pay $239 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from South Bend to Illinois 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

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Alternative routes for South Bend to Illinois

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

Discover the top airline that operate flights from South Bend to Illinois. 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 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$179Average$279FlexibilityNo cancel feeOn-time69%

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