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$52+ Cheap flights from Indiana 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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
IND — ORD
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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Find flight deals from Indiana to Illinois

Cheapest flights from Indiana to Illinois
Explore the most affordable flight options available from Indiana to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This Mytrip deal was found by Cheapflights users on 10/30. 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.
Thu 12/128:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Fri 12/1312:15 pmSTL - ORD
1 stop3h 35mSouthern / Mokulele
Deal found 10/30$110
This Trip.com deal was found by Cheapflights users on 10/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/164:40 pmORD - STL
1 stop6h 45mMultiple Airlines
Wed 11/2012:15 pmSTL - ORD
1 stop3h 35mMultiple Airlines
Deal found 10/30$112
This Mytrip deal was found by Cheapflights users on 10/30. 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.
Thu 12/511:00 amCVG - STL
1 stop13h 24mFrontier
Sat 12/74:13 pmSTL - CVG
1 stop16h 41mFrontier
Deal found 10/30$115
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/144:30 pmIND - ORD
1 stop18h 57mFrontier
Mon 11/1810:57 amORD - IND
1 stop9h 48mFrontier
Deal found 10/30$118
This Frontier deal was found by Cheapflights users on 10/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/148:48 pmORD - STL
1 stop11h 08mFrontier
Fri 11/157:30 pmSTL - ORD
1 stop5h 29mFrontier
Deal found 10/30$118
This Mytrip deal was found by Cheapflights users on 10/31. 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.
Thu 11/287:00 amMDW - STL
1 stop17h 06mFrontier
Thu 12/55:02 pmSTL - MDW
1 stop20h 52mFrontier
Deal found 10/31$152
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/176:35 amCVG - ORD
1 stop14h 47mFrontier
Mon 11/188:26 pmORD - CVG
1 stop14h 40mFrontier
Deal found 10/30$168
This Mytrip deal was found by Cheapflights users on 10/30. 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.
Tue 11/198:18 pmIND - ORD
2 stops14h 47mSpirit Airlines
Wed 11/204:21 pmORD - IND
1 stop15h 25mSpirit Airlines
Deal found 10/30$177
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/1311:10 amSDF - ORD
Nonstop1h 38mUnited Airlines
Tue 12/177:50 pmORD - SDF
Nonstop1h 36mUnited Airlines
Deal found 10/30$177
This Frontier deal was found by Cheapflights users on 10/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/143:29 pmCVG - MDW
1 stop8h 51mFrontier
Thu 11/218:50 amMDW - CVG
1 stop8h 45mFrontier
Deal found 10/31$178
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/412:55 pmORD - STL
Nonstop1h 30mUnited Airlines
Thu 12/56:30 amSTL - ORD
Nonstop1h 29mUnited Airlines
Deal found 10/30$195
This Southwest deal was found by Cheapflights users on 10/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/127:25 pmMDW - STL
Nonstop1h 15mSouthwest
Mon 12/166:30 amSTL - MDW
Nonstop1h 10mSouthwest
Deal found 10/31$196

Find flights from Indiana to Illinois within your budget

Customize your flight search to find flights from Indiana 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Tue 11/19

4:44 pm-11:13 pm

1 stop6h 29m

$52

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Tue 12/3

10:59 am-10:06 pm

1 stop12h 07m

$57

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Fri 1/31

8:15 am-4:45 pm

1 stop8h 30m

$61

LouisvilleChicago

SDF - ORD

SDFORD

Louisville Intl

Tue 12/3

6:30 am-7:09 am

Nonstop1h 39m

$89

ChicagoSt. Louis

MDW - STL

MDWSTL

Chicago Midway

Wed 12/4

7:15 am-8:35 am

Nonstop1h 20m

$98

LouisvilleChicago

SDF - ORD

SDFORD

Louisville Intl

Fri 12/6

8:11 pm-11:58 pm

1 stop4h 47m

$98

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 12/4

2:10 pm-3:34 pm

Nonstop1h 24m

$98

CincinnatiChicago

CVG - ORD

CVGORD

Cincinnati Cinci./N. Kentucky

Thu 12/19

6:30 am-8:49 pm

2 stops15h 19m

$102

ChicagoSt. Louis

MDW - STL

MDWSTL

Chicago Midway

Tue 2/25

6:00 am-11:50 am

1 stop5h 50m

$54

CincinnatiChicago

CVG - MDW

CVGMDW

Cincinnati Cinci./N. Kentucky

Thu 11/14

11:25 am-5:08 pm

1 stop6h 43m

$54

Flights are sorted by cheapest first

Deals found on 10/31

Showing 1-10 of 60 results
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Best time to book a flight from Indiana to Illinois

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

Travel insights for flights from Indiana to Illinois

Get recent, data-driven insights about flights from Indiana to Illinois including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Indiana to Illinois?

Currently, September is the cheapest month in which you can book a flight from Indiana to Illinois (average of $232). Flying from Indiana to Illinois in June is currently the most expensive (average of $308). 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 IN to IL?

Find hourly flight availability from Indiana 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 October 31, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Indiana to Illinois as you normally would.

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 October 31, 2024.
To help decide which airline to fly from Indiana to Illinois, see what other customers have to say about Frontier, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,116 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,420 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,835 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,240 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

WestJet
7.3
Good
2,804 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Indiana to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Indiana to Illinois for under $100 on Cheapflights?

    Yes, there are multiple flights from Indiana to Illinois for under $100. The cheapest flight booked recently is on Frontier for just $98, but on average you can expect to pay $170.

  • Are there nonstop flights from Indiana to Illinois for under $200 on Cheapflights?

    Cheapflights has at least 14 direct flights from Indiana to Illinois under $200. A good price for a nonstop flight from Indiana to Illinois is less than $228.

  • Are there last-minute flights available from Indiana to Illinois for under $200?

    There are currently 20+ open flights from Indiana to Illinois within the next 7 days for less than $200.

  • What days are nonstop flights available from Indiana to Illinois?

    Nonstop flights are available for this route on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

  • How many flights depart from Indiana to Illinois on average per day?

    On average 111 flights depart from Indiana to Illinois per day.
    Early Morning (Midnight to 6am) - 8% of flight departures
    Morning (6am - Noon) - 54% of flight departures
    Afternoon (Noon - 6pm) - 23% of flight departures
    Evening (6pm - Midnight) - 14% of flight departures

  • How long is the flight from Indiana to Illinois?

    For as low as $98, Frontier can have you in Illinois from Indiana in 6h 45m. The distance from Indiana to Illinois is about 178 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Indiana to Illinois one-way?

    $52 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Southern / Mokulele, with prices starting from $57 and $61, respectively.

  • What does IND to ORD mean?

    Great question - IND to ORD just means Indianapolis Airport to Chicago O'Hare Intl Airport. Now you’ll know what these unique codes when you look for flights! Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Champaign University-Willard Airport (CMI) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Indiana to Illinois that include extra baggage allowance?

    The amount of baggage you can bring on your Indiana to Illinois flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Indiana to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter Indiana to Illinois flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Indiana to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Indiana 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.

  • Can I find deals for flights from Indiana to Illinois that allow pets onboard?

    Many airlines flying from Indiana to Illinois offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Indiana to Illinois?

    Yes, you can often find last-minute deals on Indiana to Illinois flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Indiana to Illinois flight deals updated?

    The Indiana to Illinois flight deals you see on this page were last updated on 10/31.

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

    Currently, September is the cheapest month in which you can book a flight from Indiana to Illinois (average of $232). Flying from Indiana to Illinois in June is currently the most expensive (average of $308). 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 Indiana to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Indiana to Illinois

Discover the top 4 airlines that operate flights from Indiana 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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$139Average$259FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$168Average$310FlexibilityNo cancel feeOn-time71%
Southern / MokuleleCheapest$188Average$210FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$196Average$408FlexibilityNo cancel feeOn-timeN/A
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