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Illinois

$91+ 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — ORD
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find 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 November 13, 2025.

This United Airlines deal was found by Cheapflights users on 11/12. 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.
Sun 12/79:10 amSBN - ORD
Nonstop1h 08mUnited Airlines
Mon 12/154:35 pmORD - SBN
Nonstop1h 02mUnited Airlines
Deal found 11/12$179
This United Airlines deal was found by Cheapflights users on 11/12. 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 11/276:05 amSBN - ORD
Nonstop1h 08mUnited Airlines
Mon 12/15:50 pmORD - SBN
Nonstop1h 02mUnited Airlines
Deal found 11/12$209
This Delta deal was found by Cheapflights users on 11/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:10 amSBN - STL
1 stop6h 43mDelta
Tue 12/95:34 pmSTL - SBN
1 stop4h 06mDelta
Deal found 11/11$219
This United Airlines deal was found by Cheapflights users on 11/12. 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.
Wed 11/199:11 amSBN - ORD
Nonstop1h 08mUnited Airlines
Wed 11/267:35 pmORD - SBN
Nonstop1h 02mUnited Airlines
Deal found 11/12$224
This Delta deal was found by Cheapflights users on 11/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:10 amSBN - STL
1 stop6h 43mDelta
Sun 12/76:00 amSTL - SBN
2 stops6h 57mDelta
Deal found 11/13$224
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1110:30 pmSBN - ORD
1 stop14h 12mMultiple Airlines
Mon 12/155:00 amORD - SBN
1 stop13h 29mMultiple Airlines
Deal found 11/12$227
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/79:45 amSBN - ORD
2 stops35h 24mMultiple Airlines
Mon 12/157:10 amORD - SBN
1 stop11h 19mMultiple Airlines
Deal found 11/12$235
This United Airlines deal was found by Cheapflights users on 11/11. 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.
Sat 11/227:30 amSBN - ORD
Nonstop1h 08mUnited Airlines
Sun 11/239:15 amORD - SBN
Nonstop0h 58mUnited Airlines
Deal found 11/11$239
This Delta deal was found by Cheapflights users on 11/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/278:10 amSBN - STL
1 stop6h 41mDelta
Mon 12/12:36 pmSTL - SBN
1 stop5h 17mDelta
Deal found 11/12$269
This United Airlines deal was found by Cheapflights users on 11/13. 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.
Sun 11/167:30 amSBN - ORD
Nonstop1h 08mUnited Airlines
Wed 12/37:35 pmORD - SBN
Nonstop1h 02mUnited Airlines
Deal found 11/13$274
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:13 pmSBN - ORD
1 stop17h 04mMultiple Airlines
Thu 11/276:23 pmORD - SBN
1 stop16h 45mMultiple Airlines
Deal found 11/11$296
This United Airlines deal was found by Cheapflights users on 11/12. 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 11/209:11 amSBN - STL
1 stop6h 13mUnited Airlines
Sun 11/236:30 amSTL - SBN
1 stop3h 13mUnited Airlines
Deal found 11/12$329

Cheap 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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(United Airlines)

One-way from

$91
(Kiwi.com)

Good round-trip deal

$282 or less

Good one-way deal

$208 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 November 13, 2025.
Use the filters below to find and compare flights from South Bend to Illinois that are best for you.

Fly from

South Bend

Fly to

Illinois

Route

Depart

Return

Price

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Thu 12/11

1:08 pm-1:15 pm

Nonstop1h 07m

Chicago O'Hare Intl

Mon 12/15

8:45 am-10:43 am

Nonstop0h 58m

$179

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Tue 12/9

7:30 am-7:38 am

Nonstop1h 08m

Chicago O'Hare Intl

Tue 12/16

7:35 pm-9:37 pm

Nonstop1h 02m

$179

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Fri 11/28

6:47 pm-6:55 pm

Nonstop1h 08m

Chicago O'Hare Intl

Tue 12/2

10:35 am-12:33 pm

Nonstop0h 58m

$209

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Thu 11/27

6:05 am-6:13 am

Nonstop1h 08m

Chicago O'Hare Intl

Mon 12/1

5:50 pm-7:52 pm

Nonstop1h 02m

$209

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

Fri 12/5

8:10 am-1:53 pm

1 stop6h 43m

Lambert-St Louis

Sun 12/7

6:39 am-1:57 pm

1 stop6h 18m

$219

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

Fri 12/5

8:10 am-1:53 pm

1 stop6h 43m

Lambert-St Louis

Tue 12/9

5:34 pm-10:40 pm

1 stop4h 06m

$219

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Thu 12/11

10:30 pm-11:42 am

1 stop14h 12m

Chicago O'Hare Intl

Mon 12/15

5:00 am-7:29 pm

1 stop13h 29m

$227

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Sat 2/21

7:30 am-7:43 am

Nonstop1h 13m

Chicago O'Hare Intl

Wed 2/25

4:15 pm-6:13 pm

Nonstop0h 58m

$239

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Sun 2/22

3:26 pm-3:34 pm

Nonstop1h 08m

Chicago O'Hare Intl

Sun 3/1

7:35 pm-9:39 pm

Nonstop1h 04m

$264

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

Thu 11/27

8:10 am-1:51 pm

1 stop6h 41m

Lambert-St Louis

Mon 12/1

2:36 pm-8:53 pm

1 stop5h 17m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 37 results
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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 month to book a flight from South Bend to Illinois?

Currently, January is the cheapest month in which you can book a flight from South Bend to Illinois (average of $179). Flying from South Bend to Illinois in April is currently the most expensive (average of $205). 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 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 November 13, 2025.

A simple way to save on the total cost of your ticket is to fly from South Bend to Illinois in the evening. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight at noon.

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 December 16, 2024.

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

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 November 13, 2025.

The most flights from SBN to USIL are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

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

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 November 13, 2025.
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
9,017 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,017 reviews
United Airlines
7.4
Good
9,017 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 07m. United Airlines provides one of the quickest options available for as low as $179. There are 84 mi between South Bend and Illinois. This flight may include one or multiple stops.

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

    Most travelers choose South Bend/Michiana - Lambert-St Louis, South Bend/Michiana - Chicago O'Hare Intl 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 (79%), SkyWest Airlines (78%) or United Airlines (70%) 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 $1,072, our data shows the cheapest flight currently is $144. When looking at the most popular route, (South Bend/Michiana - Lambert-St Louis), you can expect to pay $219 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.

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

    Currently, January is the cheapest month in which you can book a flight from South Bend to Illinois (average of $179). Flying from South Bend to Illinois in April is currently the most expensive (average of $205). 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

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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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$179Average$312FlexibilityNo cancel feeOn-time69%

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