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$179+ Cheap flights from South Bend (SBN) to Illinois

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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — ORD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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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 April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(United Airlines)

Popular in

October

Cheapest in

November

Average price

$209

Good round-trip deal

$355 or less

Good one-way deal

$206 or less
Provider with most accurate pricing for South Bend/Michiana-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for South Bend/Michiana-Chicago (CHI) flights.
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From South Bend/Michiana to Illinois
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 14% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from South Bend/Michiana to Illinois.
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Price to beat on a one-way flight from South Bend/Michiana to Illinois.
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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 April 17, 2025.

This United Airlines deal was found by Cheapflights users on 4/16. 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.
Fri 5/234:53 pmSBN - ORD
Nonstop1h 06mUnited Airlines
Mon 5/267:35 pmORD - SBN
Nonstop1h 00mUnited Airlines
Deal found 4/16$179
This United Airlines deal was found by Cheapflights users on 4/16. 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 5/19:40 amSBN - STL
1 stop6h 07mUnited Airlines
Mon 5/51:10 pmSTL - SBN
1 stop3h 47mUnited Airlines
Deal found 4/16$229
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/17:20 amSBN - STL
1 stop4h 10mDelta
Mon 5/512:51 pmSTL - SBN
2 stops7h 05mDelta
Deal found 4/16$279
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/137:49 pmSBN - ORD
3 stops28h 56mMultiple Airlines
Sat 6/219:35 pmORD - SBN
1 stop23h 21mMultiple Airlines
Deal found 4/17$396
This Mytrip deal was found by Cheapflights users on 4/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/23:18 pmSBN - MDW
2 stops29h 06mAllegiant Air
Sun 7/611:37 amMDW - SBN
2 stops30h 23mAllegiant Air
Deal found 4/16$631
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/168:12 amSBN - ORD
1 stop5h 29mDelta
Sun 5/181:45 pmORD - SBN
1 stop6h 10mDelta
Deal found 4/17$1,083

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 April 17, 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

Fri 5/23

4:53 pm-4:59 pm

Nonstop1h 06m

Chicago O'Hare Intl

Mon 5/26

7:35 pm-9:35 pm

Nonstop1h 00m

$179

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

Thu 5/1

7:20 am-10:30 am

1 stop4h 10m

Lambert-St Louis

Mon 5/5

5:34 pm-10:37 pm

1 stop4h 03m

$229

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

Wed 6/18

1:09 pm-3:30 pm

1 stop3h 21m

Lambert-St Louis

Sat 6/21

5:27 pm-11:05 pm

1 stop4h 38m

$289

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Fri 6/13

7:49 pm-11:45 pm

3 stops28h 56m

Chicago O'Hare Intl

Sat 6/21

9:35 pm-9:56 pm

1 stop23h 21m

$396

South BendChicago

SBN - MDW

SBNMDW

South Bend/Michiana

Wed 7/2

3:18 pm-7:24 pm

2 stops29h 06m

Chicago Midway

Sun 7/6

11:37 am-7:00 pm

2 stops30h 23m

$631

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Fri 5/16

8:12 am-12:41 pm

1 stop5h 29m

Chicago O'Hare Intl

Sun 5/18

1:45 pm-8:55 pm

1 stop6h 10m

$1,083

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

Tue 7/8

5:30 pm-11:39 pm

1 stop7h 09m

$200

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

Tue 6/24

6:20 pm-10:45 pm

1 stop5h 25m

$229

South BendChicago

SBN - ORD

SBNORD

South Bend/Michiana

Wed 5/7

4:40 pm-4:47 pm

Nonstop1h 07m

$269

South BendSt. Louis

SBN - STL

SBNSTL

South Bend/Michiana

Thu 5/1

9:32 am-4:45 pm

3 stops32h 13m

$310

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 11 results
1
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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, August is the cheapest month in which you can book a flight from South Bend to Illinois (average of $245). Flying from South Bend to Illinois in March is currently the most expensive (average of $321). 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 April 17, 2025.

When flying from South Bend to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 April 17, 2025.

The most flights from SBN to USIL are scheduled on a Monday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 April 17, 2025.
To help decide which airline to fly from South Bend to Illinois, see what other customers have to say about Delta, United Airlines and Allegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Allegiant Air
7.3
Good
734 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • 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 (81%), 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 $757, our data shows the cheapest flight currently is $133. 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, August is the cheapest month in which you can book a flight from South Bend to Illinois (average of $245). Flying from South Bend to Illinois in March is currently the most expensive (average of $321). 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$179Average$253FlexibilityNo cancel feeOn-time69%

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