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$103+ 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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — ORD
Dec 25 — Jan 11
Thu 12/25
Thu 1/1
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 25, 2025.

This United Airlines deal was found by Cheapflights users on 11/23. 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.
Mon 12/224:10 pmSBN - ORD
Nonstop1h 18mUnited Airlines
Mon 12/299:15 pmORD - SBN
Nonstop1h 05mUnited Airlines
Deal found 11/23$179
This United Airlines deal was found by Cheapflights users on 11/24. 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.
Mon 12/811:25 amSBN - ORD
Nonstop1h 08mUnited Airlines
Mon 1/267:35 pmORD - SBN
Nonstop1h 05mUnited Airlines
Deal found 11/24$194
This United Airlines deal was found by Cheapflights users on 11/23. 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 12/266:05 amSBN - ORD
Nonstop1h 18mUnited Airlines
Sun 1/189:03 amORD - SBN
Nonstop1h 09mUnited Airlines
Deal found 11/23$204
This United Airlines deal was found by Cheapflights users on 11/24. 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 12/94:53 pmSBN - ORD
Nonstop1h 08mUnited Airlines
Sat 12/138:45 amORD - SBN
Nonstop0h 58mUnited Airlines
Deal found 11/24$209
This Kiwi.com deal was found by Cheapflights users on 11/25. 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 12/314:15 pmSBN - ORD
2 stops27h 18mMultiple Airlines
Wed 2/116:20 amORD - SBN
1 stop27h 32mMultiple Airlines
Deal found 11/25$213
This Kiwi.com deal was found by Cheapflights users on 11/25. 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 12/512:48 pmSBN - ORD
1 stop25h 28mMultiple Airlines
Sun 12/73:20 pmORD - SBN
1 stop27h 09mMultiple Airlines
Deal found 11/25$217
This United Airlines deal was found by Cheapflights users on 11/23. 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.
Mon 12/13:18 pmSBN - ORD
Nonstop1h 08mUnited Airlines
Mon 12/812:42 pmORD - SBN
Nonstop0h 58mUnited Airlines
Deal found 11/23$224
This United Airlines deal was found by Cheapflights users on 11/25. 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 12/311:25 amSBN - ORD
Nonstop1h 08mUnited Airlines
Sat 12/69:30 pmORD - SBN
Nonstop0h 54mUnited Airlines
Deal found 11/25$239
This United Airlines deal was found by Cheapflights users on 11/23. 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 12/257:30 amSBN - ORD
Nonstop1h 18mUnited Airlines
Sun 12/289:15 pmORD - SBN
Nonstop1h 05mUnited Airlines
Deal found 11/23$240
This United Airlines deal was found by Cheapflights users on 11/24. 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 12/97:45 pmSBN - STL
1 stop4h 00mUnited Airlines
Sat 12/136:42 pmSTL - SBN
1 stop3h 42mUnited Airlines
Deal found 11/24$249
This United Airlines deal was found by Cheapflights users on 11/22. 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 12/107:45 pmSBN - ORD
Nonstop1h 08mUnited Airlines
Sat 12/1312:42 pmORD - SBN
Nonstop0h 58mUnited Airlines
Deal found 11/22$254
This Delta deal was found by Cheapflights users on 11/24. 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 12/92:37 pmSBN - STL
2 stops8h 20mDelta
Sat 12/131:35 pmSTL - SBN
1 stop7h 07mDelta
Deal found 11/24$254

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 25, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(United Airlines)

One-way from

$103
(Kiwi.com)

Good round-trip deal

$289 or less

Good one-way deal

$206 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 25, 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

Wed 12/31

11:30 am-11:48 am

Nonstop1h 18m

Chicago O'Hare Intl

Wed 2/11

5:59 pm-8:08 pm

Nonstop1h 09m

$179

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Thu 1/8

3:41 pm-3:59 pm

Nonstop1h 18m

Chicago O'Hare Intl

Sat 2/7

10:35 am-12:44 pm

Nonstop1h 09m

$179

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Mon 12/22

4:10 pm-4:28 pm

Nonstop1h 18m

Chicago O'Hare Intl

Mon 12/29

9:15 pm-11:20 pm

Nonstop1h 05m

$179

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Mon 12/8

11:25 am-11:33 am

Nonstop1h 08m

Chicago O'Hare Intl

Mon 1/26

7:35 pm-9:40 pm

Nonstop1h 05m

$194

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Thu 4/16

3:26 pm-3:27 pm

Nonstop1h 01m

Chicago O'Hare Intl

Thu 4/23

12:48 pm-2:57 pm

Nonstop1h 09m

$199

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Fri 12/26

6:05 am-6:23 am

Nonstop1h 18m

Chicago O'Hare Intl

Sun 1/18

9:03 am-11:12 am

Nonstop1h 09m

$204

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Thu 1/8

8:53 pm-9:41 pm

2 stops25h 48m

Chicago O'Hare Intl

Sat 2/7

7:00 am-6:10 pm

1 stop10h 10m

$208

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Wed 12/10

4:53 pm-5:01 pm

Nonstop1h 08m

Chicago O'Hare Intl

Sun 12/14

8:45 am-10:43 am

Nonstop0h 58m

$209

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Tue 12/9

4:53 pm-5:01 pm

Nonstop1h 08m

Chicago O'Hare Intl

Sat 12/13

8:45 am-10:43 am

Nonstop0h 58m

$209

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Wed 12/31

4:15 pm-6:33 pm

2 stops27h 18m

Chicago O'Hare Intl

Wed 2/11

6:20 am-10:52 am

1 stop27h 32m

$213

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/23

Showing 1-10 of 40 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 25, 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 25% 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. Sunday afternoons 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 25, 2025.

The most flights from SBN to USIL are scheduled on a Monday (12 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (4 on average).

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 25, 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
9,046 reviews

Food

6.6

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

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
9,046 reviews
United Airlines
7.4
Good
9,046 reviews

Food

6.6

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

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 18m. 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 - 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 (75%), SkyWest Airlines (73%) or United Airlines (67%) 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 - Chicago O'Hare Intl), you can expect to pay $179 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.

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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 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$179Average$312FlexibilityNo cancel feeOn-time69%

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